15 Beautiful Castles In Ireland (Republic) Worth Visiting

Are you looking for beautiful castles in Ireland to visit? I got you covered! I have been to Ireland and I’d love to share with you the different historical castles worth visiting in the Emerald Isle.

Ireland’s rich history is full of fascinating events and times of turmoil, from Viking invasions to the Norman conquest that defined the country’s history for centuries under English and British rule. Evidence of these times gone by can be found throughout Ireland, particularly in its diverse range of castles. From Medieval fortresses to grand 19th-century residences, each Irish castle is unique and tells its own story. Here are some of the best castles in Ireland that you must visit!

Read More: 10 Best Castles in Northern Ireland: Tracing the Footsteps of Monarchs and History

Beautiful Castles in Ireland (Republic):

1. Dublin Castle

If you’re hunting for the best castles in Ireland, Dublin Castle should definitely be on your list. Located in the capital, it is one of the most iconic structures in the city, steeped in history and brimming with fascinating stories.

Dublin Castle was built in the early 13th century as a defensive structure for the English monarchy. Over the centuries, it has been used as a royal residence, a military garrison, and even the seat of the British administration in Ireland. Today, it functions as a government complex and a top-notch tourist attraction.

While strolling through the castle’s gardens and courtyards, you’ll be captivated by the harmonious blend of architectural styles. The Record Tower, the last surviving part of the medieval structure, stands in striking contrast to the elegant Georgian buildings that comprise the State Apartments. This fusion of styles is a testament to the castle’s long and storied history.

A visit to Dublin Castle would only be complete with exploring its extensive collection of museums and galleries. The Chester Beatty Library, for instance, houses one of the world’s most significant collections of manuscripts and rare books. Meanwhile, the Revenue Museum offers a unique glimpse into the history of taxation in Ireland, an unexpectedly exciting topic when presented engagingly.

Read More: Best 10 Things To Do In Dublin, Ireland

2. Malahide Castle & Gardens

Malahide Castle & Gardens also holds a special place among Ireland’s castles. Situated on the coast just north of Dublin, this castle has 260 acres of parkland and gardens, making it an ideal destination for a leisurely day trip.

Dating back to the 12th century, Malahide Castle was once the stronghold of the Talbot family, a prominent Anglo-Norman family in Ireland. The castle’s history spans 800 years, filled with tales of battles, sieges, and aristocratic intrigue. Its well-preserved architecture bears witness to the passage of time, with various additions and renovations reflecting different eras.

One of the main attractions at Malahide Castle is the guided tour, where expert guides will regale you with fascinating stories about the Talbot family and the castle’s rich history. As you wander through the decorated rooms, you’ll marvel at the impressive collection of period furniture, paintings, and artifacts, giving you a true sense of the grandeur of bygone times.

The gardens at Malahide Castle are a horticultural delight, featuring a diverse array of plant species, both native and exotic. The Victorian Walled Garden, in particular, offers a peaceful retreat with its colorful flower beds, picturesque walkways, and charming glasshouses. For the little ones, the Fairy Trail is an enchanting woodland walk filled with whimsical sculptures, providing a magical experience for children and adults alike.

3. Donegal Castle

Donegal Castle stands proudly as a testament to the region’s rich history and cultural heritage for those venturing into the northern reaches of Ireland. Found in Donegal Town, this impressive fortress has played an integral role in the story of the O’Donnell clan, one of the most powerful families in Gaelic Ireland.

Built-in the 15th century, Donegal Castle was the stronghold of the O’Donnells for centuries before eventually falling into the hands of the English Crown. The castle has been lovingly restored, showcasing a unique blend of architectural styles, with the original medieval tower house adjoined by a more recent Jacobean manor.

A guided tour of Donegal Castle is worth it because it will allow you to step back in time and explore the history of the O’Donnell clan and its various inhabitants. As you go through the well-preserved rooms, you’ll be amazed by the intricate woodcarvings, elegant plasterwork, and an array of historical artifacts that paint a vivid picture of the past.

The surrounding area of Donegal Town adds to the allure of visiting Donegal Castle. The town is steeped in history and charm, offering a selection of cozy pubs, delightful restaurants, and quaint shops to explore. For nature enthusiasts, the nearby Bluestack Mountains provide a stunning backdrop and ample opportunities for hiking and sightseeing.

4. Roscommon Castle

Roscommon Castle is another must-visit destination for travelers seeking a castle with an air of mystery and romance. This striking 13th-century ruin holds a unique charm, inviting visitors to explore its storied past and imagine the lives of those who once inhabited its halls.

Constructed by the Anglo-Norman lords in the 1260s, Roscommon Castle has witnessed centuries of turbulent history, from the battles between native Irish clans and the English to the Cromwellian conquest in the 17th century. The castle has changed hands numerous times, and the passage of time has left its mark, resulting in a captivating blend of architectural styles and evocative ruins.

Although the castle is now partially in ruins, it remains an impressive sight, with its formidable walls and towers still standing tall. Walking through the site, you can’t help but be transported to a bygone era as you take in the atmospheric remains of the great hall, living quarters, and even the remnants of a drawbridge.

The grounds surrounding Roscommon Castle are enchanting, with tranquil woodlands and a picturesque lake adding to the sense of serenity. The site is also home to various birdlife, making it a delightful spot for birdwatchers and nature lovers.

While you are here, you may want to explore the charming town of Roscommon, with its friendly locals and inviting pubs. The city also boasts the beautifully restored Roscommon Abbey, an impressive 12th-century Dominican friary healthy worth visiting.

5. Rattin Castle

Rattin Castle is a lesser-known gem that is truly rewarding to find. This enigmatic tower house offers a rare glimpse into the life and times of Gaelic Ireland, away from the well-trodden tourist paths.

Constructed in the 15th century, Rattin Castle was once the stronghold of the Geoghegan clan, a powerful Irish family who ruled over the surrounding lands. Although relatively modest, the castle is an excellent example of a tower house, a fortified residence in Ireland during the medieval period.

Today, Rattin Castle is an intriguing ruin, its sturdy walls weathered by time but still exuding an undeniable charm. As you explore the site, you can imagine the castle’s storied past, battles and alliances, and the daily lives of those who called it home. The views from the upper floors are particularly striking, providing a sweeping panorama of the idyllic countryside.

While Rattin Castle may be off the beaten track, the journey to this hidden gem is a delightful experience. The surrounding landscape of County Westmeath is picturesque, with rolling hills, lush pastures, and enchanting woodlands that are sure to captivate any nature lover.

In the vicinity, you’ll also find other sites of interest, such as the historic village of Multyfarnham and the impressive ruins of Fore Abbey. These attractions, combined with the warm hospitality of the local communities, make for a memorable and authentic Irish experience.

6. Donore Castle Ruins

Next is the Donore Castle Ruins, which offer a captivating glimpse into the country’s storied past. Located in County Kildare, these atmospheric ruins provide an intriguing look into the lives and traditions of the people who once inhabited this corner of the Emerald Isle.

Initially constructed in the 13th century, it was a stronghold of the FitzEustace family, prominent Anglo-Norman settlers in the region. Over the years, the castle played an essential role in the local community as a strategic fortress and a symbol of power and authority.

Today, the Donore Castle Ruins remain an impressive sight, with the remnants of the once-mighty walls standing as a testament to the castle’s storied past. The site invites exploration and contemplation, allowing visitors to imagine the lives of the people who once walked these grounds and defended their homes against the passage of time.

The landscape surrounding the ruins adds to the allure of a visit to Donore Castle. The hills and fields of County Kildare provide an idyllic setting for a stroll or a moment of quiet reflection. The area is also home to many other historical sites, such as the ancient monastic settlement of Moone, which boasts one of Ireland’s tallest high crosses.

7. Dunguaire Castle

The next castle is another must-see destination located in Wild Atlantic Way – the Dunguaire Castle. Perched on the shores of Galway Bay, this impressive tower house captivates the imagination with its rich history and stunning vistas.

Built-in the 16th century, Dunguaire Castle was once the stronghold of the Hynes clan, an influential Gaelic family in the region. Over the years, the castle has also been home to notable literary figures such as Oliver St. John Gogarty and Lady Christabel Ampthill, who contributed to the cultural significance of this beautiful site.

If you happen to visit Dunguaire Castle, you can explore its well-preserved rooms and towers via a guided tour, which delves into the stories of its past inhabitants and its vital role in the region’s history. As you go up the spiral staircase, you’ll be treated to panoramic views of the surrounding countryside and the sparkling waters of Galway Bay – a truly mesmerizing sight.

During the summer, Dunguaire Castle hosts a unique experience in the form of a medieval banquet. Guests are invited to step back in time and enjoy an evening of traditional Irish music, storytelling, and sumptuous fare within the atmospheric walls of the castle. This unforgettable event offers a rare opportunity to immerse yourself in the customs and traditions of medieval Ireland.

8. Dunmahon Castle

For those with a keen interest in the lesser-known corners of Ireland’s rich history, Dunmahon Castle offers a glimpse into a long-forgotten past. Believed to have been built in the 15th century, Dunmahon Castle once served as a stronghold for the local O’Mahony clan, who were influential in the region. Over the years, the castle has experienced its fair share of turbulence, with its ownership changing hands multiple times and ultimately falling into disrepair.

Today, Dunmahon Castle is a hauntingly beautiful ruin, with its weathered walls and crumbling towers exuding an air of mystery. The castle’s remote location, perched on a cliff overlooking the Atlantic Ocean, adds to its allure, making it a truly unique and atmospheric destination for history buffs and adventurous travelers.

While the castle is not open for guided tours, visitors can still explore the site and its surroundings, soaking in the evocative atmosphere and the stunning coastal vistas. The nearby beach is a hidden gem, offering a peaceful retreat to enjoy the sights and sounds of the wild Atlantic.

9. Huntington Castle & Gardens

Originally built as a garrison for the English army in 1625, Huntington Castle has a rich history, having played a role in both the Cromwellian and Williamite wars. The castle has been in the hands of the Esmonde family for centuries, and their dedication to preserving the site’s heritage is evident in the property’s careful restoration and ongoing maintenance.

A guided tour of Huntington Castle offers a fascinating insight into its storied past, with the opportunity to explore the rooms, staircases, and furnishings that make up this impressive residence. The castle also has a remarkable collection of art and artifacts, reflecting the family’s passion for history and culture.

The gardens surrounding the castle are a destination in their own right, boasting diverse plants, trees, and wildlife. The formal gardens feature intricate topiary, serene water features, and an ancient yew tree walk, while the informal gardens offer a tranquil haven for nature lovers to explore. In addition, the estate is home to the mystical Temple of the Goddess, a unique sanctuary dedicated to the divine feminine.

10. Enniscorthy Castle

Steeped in history and commanding a strategic position overlooking the River Slaney, Enniscorthy Castle in County Wexford is a must-visit destination for anyone interested in Ireland’s rich past. Originating from the 13th century, the castle has been at the center of countless pivotal events, making it an ideal location to delve into the tapestry of Irish history.

It was initially built by the Anglo-Norman de Prendergast family. Enniscorthy Castle has changed hands numerous times, serving as a stronghold for various noble families and a garrison during the Cromwellian conquest of Ireland. The castle also played a significant role in the 1798 Rebellion, making it a site of immense historical importance.

Today, Enniscorthy Castle houses a fascinating museum that spans the breadth of Irish history, from its medieval beginnings to the present day. In here, you can explore the castle’s impressive rooms, dungeons, and battlements while engaging with interactive exhibits and displays that bring the past to life. The museum also showcases the work of renowned Irish furniture designer and architect Eileen Gray, adding a touch of modernity to the historical setting.

For those who appreciate breathtaking views, climbing the castle’s rooftop will not be missed. From this vantage point, you can enjoy panoramic vistas of the town of Enniscorthy and the surrounding countryside, providing a stunning backdrop for memorable photographs.

11. Shankill Castle

The next castle is the Shankill Castle. It offers visitors and travelers a unique and engaging experience that seamlessly blends art, history and the warmth of a family home. Originally a tower house built in the 15th century, the castle has evolved into a charming residence showcasing a rich tapestry of architectural styles and artistic treasures.

The castle has been home to the Cope family since the 18th century. Their dedication to preserving and enhancing the property is evident in the eclectic mix of artworks, furnishings, and historical artifacts on display. Visitors can embark on a guided tour of the castle’s grand rooms, which reveal fascinating stories and anecdotes about its past inhabitants and the evolution of the building itself.

One of the standout features of Shankill Castle is the vibrant and varied art collection curated by the Cope family. From contemporary pieces to Old Master paintings, the castle is a veritable treasure trove for art enthusiasts, offering a captivating glimpse into the creative passions of its owners.

The grounds of Shankill Castle are equally enchanting, with delightful gardens that boast an array of colorful flowers, lush greenery, and intriguing sculptures. The gardens also house a charming café, providing the perfect spot to relax and soak in the serene atmosphere while enjoying a cup of tea or a light lunch.

Beyond the castle walls, visitors can also explore the nearby medieval city of Kilkenny, which offers a wealth of attractions, including the magnificent Kilkenny Castle, the medieval mile, and the bustling markets and eateries that characterize this vibrant region.

12. Cahir Castle

Twelfth on the list is the Cahir Castle, which stands as a magnificent testament to Ireland’s medieval history. Located in the town of Cahir in County Tipperary, this fortress ranks among the largest and best-preserved castles in the country, offering visitors an unforgettable journey into the past.

It was initially constructed in the 13th century by the powerful Butler family. Cahir Castle has been the site of numerous sieges and battles. The castle’s striking design reflects its primary function as a formidable defensive stronghold, featuring a robust keep, lofty towers, and an imposing gatehouse that dominates the surrounding landscape.

Visitors can go on a guided tour of Cahir Castle to learn its rich history while exploring the array of well-preserved rooms and structures that make up this great site. Highlights of the time include the Great Hall, the chapel, and the castle’s ingenious defensive features, such as the portcullis and murder holes.

The castle’s setting, with the River Suir encircling its base, adds to its beauty and provides a stunning photographic backdrop. The picturesque town of Cahir is well worth exploring, with its charming streets, inviting shops and eateries, and the enchanting Swiss Cottage, a delightful 19th-century cottage orné just a short walk from the castle.

13. Blarney Castle & Gardens

Found in the village of Blarney, County Cork, stands the Blarney Castle. Blarney Castle is a medieval fortress that was constructed in the 15th century by the powerful McCarthy family. The castle is perhaps best known for its famous Blarney Stone, which is said to bestow the gift of eloquence upon those who dare to kiss it.

A visit to Blarney Castle begins with a tour of the atmospheric ruins, where visitors can explore the grand halls, winding staircases, and hidden chambers that make up this intriguing site. The castle’s crowning attraction, the Blarney Stone, requires a climb to the battlements, where participants must lean backward to plant a kiss on the storied stone, a thrilling experience that is not for the faint-hearted.

The grounds surrounding Blarney Castle are a destination in their own right, boasting landscaped gardens that provide a haven for visitors to explore. Some of the highlights include the Poison Garden, home to deadly plants, the tranquil Fern Garden, and the enchanting Rock Close, a mysterious woodland glade steeped in Celtic mythology.

Beyond the castle walls, the village of Blarney offers a warm Irish welcome, with charming shops, pubs, and restaurants to discover. Be sure to visit the Blarney Woollen Mills, the largest Irish store in the world, where you can shop for authentic Irish goods and souvenirs.

Lastly, for those seeking further adventures, the bustling city of Cork is just a short drive away. It also offers a wealth of attractions, including the historic English Market, the striking St. Fin Barre’s Cathedral, and the fascinating Cork City Gaol.

14. Knappogue Castle

Knappogue Castle is a 15th-century tower house that exudes elegance and charm. Once the stronghold of the MacNamara clan, the castle has been lovingly restored to its former glory, offering visitors a chance to experience the grandeur of medieval Ireland.

A guided tour of Knappogue Castle transports visitors through time as they explore its beautifully restored rooms adorned with period furnishings and works of art. The tour focuses on the history of the court and its inhabitants. It also highlights the challenges those who sought to preserve this vital piece of Irish heritage faced.

The grounds surrounding Knappogue Castle are equally captivating, with gardens and lawns that provide a serene setting for a stroll. The walled garden, in particular, is a delightful haven, boasting an array of flowers, ponds, and the sounds of nature.

One of the unique features of Knappogue Castle is the opportunity to partake in a medieval banquet, an experience that truly sets it apart from other castle visits. It is held within the castle’s grand banqueting hall. The feast offers an evening of fine food, traditional music, and captivating storytelling, allowing guests to immerse themselves in the history and culture of medieval Ireland.

15. Doonbeg Castle

Last but not least is the Doonbeg Castle. It is a fascinating ruin that offers a glimpse into Ireland’s rich past. Built-in the 16th century by the O’Brien clan, this once-imposing fortress now stands as a testament to the passage of time, providing visitors with a captivating experience that blends history and natural beauty.

Fortunately, the ruins of Doonbeg Castle are open to the public. They allow visitors to explore the remnants of its storied past. The castle’s strategic position, overlooking the Atlantic Ocean, is evident in its design, which includes the remains of a once-formidable tower house and surrounding walls. While much of the castle has been lost to the ravages of time, its ruins continue to evoke a sense of mystery and wonder.

The setting of Doonbeg Castle adds to its allure, with the coastline providing a dramatic background for the ancient site. Visitors can take in the breathtaking views of the ocean and surrounding landscape, making it a popular stop for photographers and nature lovers.

By the way, the village of Doonbeg offers visitors a warm welcome with its traditional Irish pubs, cozy restaurants, and charming shops. So, if you are into that, pay them a visit. The nearby Doonbeg Golf Club, designed by world-renowned golfer Greg Norman, also provides a challenging and scenic course for golf enthusiasts.