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Development land in Stillorgan

330 sites in Stillorgan (Dún Laoghaire-Rathdown) have a public reason they could sell. Zoned residential with no live permission: 464.2 ha.

Derelict and unbuilt land in Stillorgan

As of 25 Sep 2026, Stillorgan (Dún Laoghaire-Rathdown) has 2 derelict sites, 930 homes permitted but not started and 464 ha zoned for housing with no permission. 20 building sites started work and did not finish.

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The sites

Permission running outAll in Dún Laoghaire-Rathdown →

  1. Brewery Road and Leopardstown Road

    Tipperstown · Stillorgan · 2.71 ha · zoned R2

    Permission for 463 homes runs out 13 Apr 2027

  2. 'The Grange'

    Galloping Green South · Stillorgan · 1.85 ha · zoned R2

    Permission for 102 homes runs out 2 Jun 2027

  3. Fey Yerra

    Galloping Green South · Stillorgan · 0.50 ha

    Permission for 12 homes runs out 16 Sept 2027

Permitted, not startedAll in Dún Laoghaire-Rathdown →

  1. Mount Anville Lands

    Mountanville · Stillorgan · 2.56 ha · zoned S5

    114 homes permitted, not started

  2. Fosters Avenue

    Mount Merrion or Callary · Stillorgan · 0.65 ha · zoned R2

    68 homes permitted, not started

  3. Old Bray Road

    Cornelscourt · Stillorgan · 0.33 ha · zoned R2

    49 homes permitted, not started

  4. Brighton Grove

    Kerrymount · Stillorgan · 0.78 ha · zoned R2

    48 homes permitted, not started

  5. 1 The Hill

    Stillorgan South · Stillorgan · 0.28 ha · zoned M3

    41 homes permitted, not started

  6. St. Annes Convent

    Kilmacud West · Stillorgan · 0.26 ha · zoned R2

    19 homes permitted, not started

  7. Rockall

    Foxrock · Stillorgan · 0.72 ha · zoned R2

    14 homes permitted, not started

Permission expiredAll in Dún Laoghaire-Rathdown →

  1. Mount Saint Mary's and Saint Joseph's

    Farranboley · Stillorgan · 1.60 ha · zoned R2

    Permission for 231 homes expired unbuilt

    Underused site

  2. Killart

    Cornelscourt · Stillorgan · 0.42 ha · zoned R2

    Permission for 19 homes expired unbuilt

    Underused site

Derelict siteAll in Dún Laoghaire-Rathdown →

  1. DERELICT, WYNNSTAY HOUSE, CLONSKEAGH ROAD, DUBLIN 14

    Roebuck · Stillorgan · zoned R2

    On the derelict sites register

  2. DERELICT, 65 DEERPARK ROAD, MOUNT MERRION, CO.DUBLIN

    Mount Merrion or Callary · Stillorgan · zoned M3

    On the derelict sites register

Stalled buildAll in Dún Laoghaire-Rathdown →

  1. Knockrabo Phase 2B - Enabling works

    Roebuck · Stillorgan · 2.75 ha · zoned R2

    Stalled build

  2. Kilmacud House

    Kilmacud East · Stillorgan · 0.61 ha · zoned R2

    Stalled build

  3. Stillorgan Gate

    Kilmacud West · Stillorgan · 0.86 ha · zoned R2

    Stalled build

  4. Deerpark Road, Mount Merrion, Blackrock

    Mount Merrion or Callary · Stillorgan · 0.34 ha · zoned M3

    Stalled build

  5. Drummartin Apartments

    Stillorgan · 0.29 ha · zoned R2

    Stalled build

  6. HERONS WOOD

    Brenanstown · Stillorgan · 0.57 ha · zoned R2

    Stalled build

  7. Herons Wood

    Brenanstown · Stillorgan · 0.57 ha · zoned R2

    Stalled build

  8. Sringfield House, Springfield Park, Foxrock, Dublin 18

    Stillorgan · 0.68 ha · zoned R2

    Stalled build

  9. Phase III of Residential Development at Stanford Park

    Foxrock · Stillorgan · 1.16 ha · zoned R2

    Stalled build

  10. Kemnay 19 Dwellings

    Kilmacud West · Stillorgan · 0.34 ha · zoned R2

    Stalled build

  11. Conor & Orla Carroll

    Stillorgan South · Stillorgan · 0.05 ha · zoned R2

    Stalled build

  12. Manifold Building, Stillorgan Service Reservoir, Dublin

    Mulchanstown · Stillorgan · 21.40 ha · zoned G1

    Stalled build

On the RZLT map, no permissionAll in Dún Laoghaire-Rathdown →

  1. Residential land at Brenanstown

    Stillorgan · 18.48 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  2. Residential land at Cornelscourt

    Stillorgan · 15.22 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  3. Residential land at Foxrock

    Stillorgan · 14.64 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  4. Residential land at Kerrymount

    Stillorgan · 14.59 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  5. Residential land at Cabinteely

    Stillorgan · 11.05 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  6. Residential land at Galloping Green South

    Stillorgan · 9.37 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  7. Residential land at Kerrymount

    Stillorgan · 8.90 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  8. Residential land at Kilmacud East

    Stillorgan · 8.54 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  9. Residential land at Roebuck

    Stillorgan · 8.29 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  10. Residential land at Mount Merrion or Callary

    Stillorgan · 7.23 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  11. Residential land at Roebuck

    Stillorgan · 6.86 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

  12. Residential land at Stillorgan South

    Stillorgan · 6.57 ha · zoned R2

    On the RZLT map, no permission

    On the RZLT map (3% land tax)

Publicly owned landAll in Dún Laoghaire-Rathdown →

  1. Public land at Mulchanstown

    Stillorgan · 10.37 ha · zoned G1

    Publicly owned land

  2. Public land at Mount Merrion or Callary

    Stillorgan · 10.00 ha · zoned G1

    Publicly owned land

  3. Public land at Mulchanstown

    Stillorgan · 8.00 ha · zoned G1

    Publicly owned land

  4. Public land at Roebuck

    Stillorgan · 6.25 ha · zoned S1

    Publicly owned land

  5. Public land at Roebuck

    Stillorgan · 4.42 ha · zoned S1

    Publicly owned land

  6. Public land at Roebuck

    Stillorgan · 4.04 ha · zoned S1

    Publicly owned land

  7. Public land at Mulchanstown

    Stillorgan · 2.96 ha · zoned G1

    Publicly owned land

  8. Public land at Cabinteely

    Stillorgan · 2.41 ha · zoned G1

    Publicly owned land

  9. Public land at Roebuck

    Stillorgan · 1.82 ha · zoned R2

    Publicly owned land

    Underused site

  10. Public land at Cornelscourt

    Stillorgan · 1.18 ha · zoned G1

    Publicly owned land

  11. Public land at Roebuck

    Stillorgan · 1.03 ha · zoned G1

    Publicly owned land

  12. Public land at Cornelscourt

    Stillorgan · 1.02 ha · zoned G1

    Publicly owned land

On the RZLT map (3% land tax)All in Dún Laoghaire-Rathdown →

  1. Residential land at Roebuck

    Stillorgan · 22.59 ha · zoned R2

    On the RZLT map (3% land tax)

  2. Residential land at Kerrymount

    Stillorgan · 14.20 ha · zoned R2

    On the RZLT map (3% land tax)

  3. Residential land at Stillorgan North

    Stillorgan · 10.17 ha · zoned R2

    On the RZLT map (3% land tax)

  4. Residential land at Foxrock

    Stillorgan · 9.98 ha · zoned R2

    On the RZLT map (3% land tax)

  5. Residential land at Roebuck

    Stillorgan · 8.11 ha · zoned R2

    On the RZLT map (3% land tax)

  6. Residential land at Kerrymount

    Stillorgan · 7.61 ha · zoned R2

    On the RZLT map (3% land tax)

  7. Residential land at Mount Merrion or Callary

    Stillorgan · 5.04 ha · zoned R2

    On the RZLT map (3% land tax)

  8. Residential land at Galloping Green South

    Stillorgan · 4.17 ha · zoned R2

    On the RZLT map (3% land tax)

  9. Residential land at Kerrymount

    Stillorgan · 3.41 ha · zoned R2

    On the RZLT map (3% land tax)

  10. Residential land at Tipperstown

    Stillorgan · 3.40 ha · zoned R2

    On the RZLT map (3% land tax)

  11. Residential land at Galloping Green South

    Stillorgan · 3.29 ha · zoned R2

    On the RZLT map (3% land tax)

  12. Residential land at Mountanville

    Stillorgan · 3.17 ha · zoned R2

    On the RZLT map (3% land tax)

Showing 62 of 330: the biggest of each kind. See every site on the map →

All 330 sites in Stillorgan →

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New development sites in Dún Laoghaire-Rathdown, every Monday

The week's new sites: permission running out, council selling land, derelict or stalled. Each with its source. Free while in beta.

Stillorgan in numbers

  • 930Homes permitted, not started
  • 577Homes whose permission runs out within a year
  • 611.7Hectares zoned residential
  • 154Commencement notices, last 12 months

Planning applications in Stillorgan (every application and decision, on Planning Register)

Other areas in Dún Laoghaire-Rathdown

Figures as of 24 Sept 2026.

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