Uppercross, County Dublin

📍 Southern County Dublin, Dublin

🏛️ Attraction

Last updated: 28 April 2026

Overview

Dublin 2025 Molly Malone Statue County Dublin
Dublin 2025 Molly Malone Statue County Dublin ©Tourism Ireland

Uppercross (Irish: Uachtar Cros) is a historic barony situated in the southern part of County Dublin, just south of the River Liffey and bordering County Wicklow. Though baronies are now largely cadastral units, Uppercross retains a distinct identity rooted in medieval land divisions known as “crosslands” – lands once owned by the Catholic Church. Today the area blends verdant river valleys, bustling residential districts, and a thriving hospitality scene centred on Rathmines.

The barony covers roughly 158 km² (61 sq mi) and contains a patchwork of 149 townlands spread across 13 civil parishes. Its geography is defined by the winding River Dodder, whose valley cuts a scenic route through the south‑eastern suburbs of Dublin. The border with County Wicklow to the south adds a touch of rural charm, while the proximity to the city centre (about 3 km) makes Uppercross an ideal base for exploring both urban attractions and natural landscapes.

History

The name Uppercross derives from the historic “Crosslands” – ecclesiastical lands that were split into two portions: Nethercross to the north and Uppercross to the south. These divisions pre‑date the Norman invasion, when the territory was ruled by the Gaelic clan Uí Ceallaig Cualann, cousins of the Uí Máil, both claiming descent from the 8th‑century king Cellach Cualann.

An early Christian presence is recorded in the civil parish of Cruagh, where a church attributed to St Dalua was founded around 580 AD. The site, now marked by a modest mound near the present‑day cemetery, illustrates the long‑standing spiritual significance of the area before the Norman re‑organisation of church lands in the 12th century.

In 1184 Prince John granted the church of Cruagh to the Archbishop of Dublin, integrating it into the archdiocesan estate and cementing the barony’s role in the medieval ecclesiastical network. The barony later acquired modest local taxation powers in the 19th century before being superseded by the Local Government (Ireland) Act 1898. While its administrative relevance has faded, the historic boundaries still shape modern postal districts and property records, preserving a tangible link to Ireland’s medieval past.

Etymology and Townlands

The Irish name Uachtar Cros literally means “upper cross”, echoing the barony’s origin as the upper half of the ancient cross‑land division. Its counterpart, Nethercross, lies to the north of the River Liffey. Within Uppercross lie a variety of townlands that retain historic names, such as Fox and Geese (recorded in 19th‑century land registers), Killakee, Tibradden, Glendoo, Newtown and Jamestown. These townlands stretch from the low‑lying Dodder floodplain up into the foothills of the Dublin Mountains, offering a mix of suburban housing, agricultural fields and upland heath.

Nature and Outdoor Activities

River Dodder Valley

Dublin Port Greenway, Dublin City
Dublin Port Greenway, Dublin City Courtesy Fionn McCann for Dublin Port Company

The Dodder offers a tranquil escape for walkers, cyclists, and nature enthusiasts. Its banks are lined with mature oak and ash, and the occasional sighting of kingfishers adds a splash of colour. The valley’s gentle gradients make it suitable for leisurely strolls as well as more ambitious bike rides that connect to Dublin’s wider greenway network, including the Dublin Port Greenway. Trailheads at Rathmines and Terenure provide free off‑street parking (limited on weekends), and the path is dog‑friendly provided pets are kept on a lead.

Cruagh Wood and the Dublin Mountains

The southern edge of Uppercross rises into the foothills of the Dublin Mountains. The civil parish of Cruagh (Irish: An Chraobhach) lies within the barony and is home to Cruagh Wood, a state‑managed Coillte forest. The wood features a network of marked loops, the most popular being the 5 km Slí na Sláinte circuit – part of the national health‑walking initiative – which follows gentle contours and provides panoramic views over Dublin Bay. Picnic areas and a small car park sit near the trailhead, making it a convenient spot for families.

Longer treks are possible via the Dublin Mountains Way, which passes through Cruagh Wood and continues to Cruagh Mountain (522 m) and onward to Tibradden and Glendoo. The area is a hotspot for bird‑watching (kingfishers, sparrowhawks) and seasonal mushroom foraging.

Bohernabreena Reservoir

A short distance west of Cruagh lies Bohernabreena Reservoir, a scenic water‑body managed by Dublin City Council. It is popular for trout angling and bird‑watching, especially for waterfowl and waders that use the surrounding reed beds. A modest car park and a short, flat path make the reservoir accessible for casual walkers and families with children.

Suburban Highlights

Clondalkin Round Tower, South Co Dublin
Clondalkin Round Tower, South Co Dublin Courtesy Paul Tierney

Uppercross encompasses a host of well‑known Dublin suburbs, each with its own character:

  • Rathmines – a vibrant hub of cafés, boutique shops, cinemas and fitness centres. It is also home to the award‑winning Uppercross House Hotel.
  • Ranelagh, Harold’s Cross, and Kilmainham – offer a mix of historic architecture, lively pubs, and cultural venues such as the Irish Museum of Modern Art (near Kilmainham).
  • Tallaght and Clondalkin – larger residential districts with extensive shopping facilities and easy access to the M50 motorway.

Uppercross House Hotel & Mother Reilly’s

For visitors seeking a comfortable base, the Uppercross House Hotel provides 49 recently refurbished en‑suite rooms, free Wi‑Fi, and 24‑hour reception. The on‑site bar and restaurant, Mother Reilly’s, is celebrated for its seasonal Irish cuisine, live music, and a heated beer garden – perfect for a post‑walk pint. The hotel also offers free parking, pet‑friendly rooms, and a well‑equipped conference suite for business travellers.

Note: The hotel’s website (https://www.uppercrosshousehotel.com/) is currently unreachable; please verify the correct URL before planning online bookings.

Nearby Natural Attractions

  • Bohernabreena Reservoir – a scenic water‑body a few kilometres west of Cruagh, popular for angling and bird‑watching.
  • Dublin Mountains Way – a long‑distance trail that traverses the barony’s southern edge, linking to the Wicklow Way for ambitious hikers.
  • Aviva Stadium (approximately 2 km) – host of major sporting events and concerts.
  • RDS Ballsbridge – a premier exhibition and conference venue.
  • Croke Park – Ireland’s iconic Gaelic games stadium, about 6 km away.
  • Dundrum Town Centre – a large shopping complex reachable via the Luas Red Line.

Practical Information

Uppercross is exceptionally well‑connected. Several Dublin Bus routes serve the area, including 18, 140, 14A, 15, 15A‑C, 65, and 83, providing frequent service to the city centre and surrounding suburbs. The Luas Red Line has a stop at Rathmines, delivering a 10‑minute ride to St Stephen’s Green or Dundrum.

Parking: Free on‑site parking is available at Uppercross House Hotel. Trailheads for the Dodder Greenway and Cruagh Wood have small municipal car parks (typically free, but limited spaces on weekends).

Public transport to the mountains: The nearest Luas stop for the Dublin Mountains Way is Rathmines; from there, a short bus ride (routes 15A or 49) reaches the Tibradden Road car park.

Pet policy: The Uppercross House Hotel welcomes small dogs; for walks in the Dodder Valley and Cruagh Wood, dogs are permitted on leashes.

Accessibility: The hotel offers step‑free access to reception, lobby and restaurant areas. Luas trams and low‑floor buses provide barrier‑free travel throughout the barony.

Getting there: From Dublin Airport, take the Airlink Express (route 747) to the city centre, then transfer to a south‑bound bus (e.g., 15A) or the Luas Red Line to Rathmines. The journey typically takes 30‑40 minutes.

Accommodation tip: While Uppercross House Hotel is the flagship boutique option, the surrounding suburbs also host a range of B&Bs and guesthouses, many of which are listed on popular booking platforms.

Dining: Beyond Mother Reilly’s, Rathmines boasts a diverse culinary scene, from traditional Irish pubs to modern European bistros. Many establishments source locally‑grown produce, reflecting the region’s agricultural heritage.

Conservation and Community Projects

Since 2020 the Dublin Mountains Makeover initiative has been active in Cruagh Wood and neighbouring forests, removing invasive conifers and re‑planting native oak, birch and rowan. Deer‑fencing and habitat‑restoration work aim to boost biodiversity and improve the visitor experience on the Slí na Sláinte and longer mountain routes.


Uppercross presents a compelling blend of history, natural beauty, and contemporary urban life. Whether you are tracing the footsteps of ancient Gaelic clans, enjoying a riverside walk, or tackling a mountain trail, the barony offers a uniquely Irish experience just a stone’s throw from Dublin’s bustling heart.