Sold prices · Knocklyon, Dublin 16

Knocklyon Heights, Knocklyon: sold prices

Off Knocklyon Road

There are 7 recorded sales on Knocklyon Heights since 2010. Homes have sold for a median of €817,500 since January 2023, across 2 open-market sales; the most recent was 20 Knocklyon Heights, at €900,000 in January 2024.

€818k
Median sale, 2023 – now
—
Median € per m²
—
Median sold vs asking
3
For sale or sale agreed
Price paid, every open-market sale

Knocklyon Heights sales since 2010

€250k€500k€750k€1m2018202020222024

Dashed line: two-year rolling median. Non-market sales and VAT-exclusive new-build prices excluded.

About the area

About Knocklyon Heights

Knocklyon Heights is a road of detached houses, with sizes of 161 to 169 m² and four or five bedrooms, most often four. Red-brick finishes appear on some homes. Condition varies, from houses that have been modernised or are well presented to one that would benefit from updating. Several have south-facing rear gardens.

Knocklyon village and SuperValu are within walking distance, with Rathfarnham Shopping Centre and Dundrum Town Centre nearby. Local amenities include St Colmcille's Church, the community centre, Ballyboden St Enda's GAA Club, Knocklyon United Football Club and Rathfarnham Athletic Club. Terenure College and Our Lady's Secondary School are close. Buses 15, S6, S8, 49 and 65 serve the area, and the M50 is close by. The Dublin Mountains are a short drive away.

On the market

For sale on Knocklyon Heights now

Property Price Register · asking vs sold

Every recorded sale

Homes for sale or sale agreed now are shown first.

AddressDateAskingSoldvs asking
2 Knocklyon Heights5 bed · 227 m² · BER D2Sale agreedListed Jun 2026€1,095,000Awaiting register
13 Knocklyon Heights4 bed · 169 m² · BER E1Sale agreedListed May 2026€850,000Awaiting register
18 Knocklyon Heights4 bed · 161 m² · BER C3Sale agreedListed Sep 2025€1,195,000Awaiting register
20 Knocklyon Heights 26 Jan 2024—€900,000
25 Knocklyon Heights 29 Jun 2023—€735,000
9 Knocklyon Heights 30 Sep 2022—€815,000
8 Knocklyon Heights 5 Jul 2021—€757,500
28 Knocklyon Heights 29 Mar 2021—€1,040,000
11 Knocklyon Heights 6 Nov 2020—€605,000
4 Knocklyon Heights 18 Oct 2018—€771,000
Planning register

Planning applications on Knocklyon Heights

The latest 12 of 14 applications on record, newest first.

  • Granted16 Aug 2025 · South Dublin ref. SD25A/0189W
    32, Knocklyon Heights, Knocklyon, Dublin 16, D16P2K0
    Divide existing site into 2 sites, demolish existing garage and kitchen area of existing house, erect a new 4 bedroom detached 2 storey house in the side garden of site with new boundary walls, 2 car spaces and new vehicular entrance to front of new house and all associated site works.more…

    Divide existing site into 2 sites, demolish existing garage and kitchen area of existing house, erect a new 4 bedroom detached 2 storey house in the side garden of site with new boundary walls, 2 car spaces and new vehicular entrance to front of new house and all associated site works.

    Appeal decision: Grant Permission

  • Granted1 Dec 2023 · South Dublin ref. SD23A/0117
    2 Knocklyon Heights
    Construction of a new detached two storey four bedroom dwelling house and ancillary works, with alterations and modifications to existing dual vehicular entrance ways to existing and new dwelling and other associated alterations to facilitate works including new drainage connections, new boundary walls, landscaping etc.more…

    Construction of a new detached two storey four bedroom dwelling house and ancillary works, with alterations and modifications to existing dual vehicular entrance ways to existing and new dwelling and other associated alterations to facilitate works including new drainage connections, new boundary walls, landscaping etc.

  • Granted10 Jun 2021 · South Dublin ref. SD21B/0079
    4 Knocklyon Heights
    A storey and a half extension to the side comprising of a sitting room at ground level and home office at mezzanine level including internal modification works.more…

    A storey and a half extension to the side comprising of a sitting room at ground level and home office at mezzanine level including internal modification works.

    Appeal decision: Grant Permission

  • Granted22 May 2018 · South Dublin ref. SD18A/0179
    32, Knocklyon Heights, Knocklyon, Dublin 16
    Divide existing site into 2 sites, demolish existing garage and kitchen area of existing house, erect a new 4 bedroom detached 2 storey house in the side garden of site with new boundary walls, 2 car spaces to front of new house and all associated site works.more…

    Divide existing site into 2 sites, demolish existing garage and kitchen area of existing house, erect a new 4 bedroom detached 2 storey house in the side garden of site with new boundary walls, 2 car spaces to front of new house and all associated site works.

    Appeal decision: Grant Permission

  • Granted14 May 2015 · South Dublin ref. SD15B/0164
    5 Knocklyon Heights, Dublin 16
    First floor extended bedroom and new ensuite bathroom with pitched roof to the side of existing dwelling.more…

    First floor extended bedroom and new ensuite bathroom with pitched roof to the side of existing dwelling.

  • Retention granted18 Dec 2013 · South Dublin ref. SD13B/0316
    6, Knocklyon Heights, Templeogue, Dublin 16
    Retention of a single storey 38.2sq.m. extension to the rear of the existing property with associated minor internal alterations to the existing propoerty and external landscaping.more…

    Retention of a single storey 38.2sq.m. extension to the rear of the existing property with associated minor internal alterations to the existing propoerty and external landscaping.

  • Granted12 Jun 2008 · South Dublin ref. SD08A/0221
    30, Knocklyon Heights, Templeogue, Dublin 16
    Demolition of single storey garage to the side of existing house, and construction of a 2 storey detached dwelling including attic conversion with roof lights to side and rear and ground floor garage, with alterations to the existing house to include relocating first floor bedroom window and ground floor kitchen window at side to the rear of existing house and associated site works to include two separate driveway entrance and new pavement dish.more…

    Demolition of single storey garage to the side of existing house, and construction of a 2 storey detached dwelling including attic conversion with roof lights to side and rear and ground floor garage, with alterations to the existing house to include relocating first floor bedroom window and ground floor kitchen window at side to the rear of existing house and associated site works to include two separate driveway entrance and new pavement dish.

  • Granted7 Apr 2008 · South Dublin ref. SD08A/0227
    20 Knocklyon Heights
    Alterations to the approved plans Reg. Ref. SD06B/0409 to include internal alterations/sub-division to the approved ground and first floos to create 4 x 2 bed apartments to the ground floor level and 2 x 2 bed apartments with terraces to the front at the first floor level. Development will include 1 new window and the omission of the approved door to the west side and 2 new windows to the east side at ground floor level and the creation of light wells to the east and west side and the omission of a window at first floor level, the removal of the approved chimney to front and the installation of solar collectors to the flat roof, and the rearrangement of the front garden to create 10 x car parking spaces 10 x bicycle parking spaces and a bin/recycling store at No. 20 Knocklyon Heights, Knocklyon, Dublin 16.more…

    Alterations to the approved plans Reg. Ref. SD06B/0409 to include internal alterations/sub-division to the approved ground and first floos to create 4 x 2 bed apartments to the ground floor level and 2 x 2 bed apartments with terraces to the front at the first floor level. Development will include 1 new window and the omission of the approved door to the west side and 2 new windows to the east side at ground floor level and the creation of light wells to the east and west side and the omission of a window at first floor level, the removal of the approved chimney to front and the installation of solar collectors to the flat roof, and the rearrangement of the front garden to create 10 x car parking spaces 10 x bicycle parking spaces and a bin/recycling store at No. 20 Knocklyon Heights, Knocklyon, Dublin 16.

    Appeal decision: Refuse Permission

  • Granted27 Oct 2006 · South Dublin ref. SD06B/0409
    20 Knocklyon Heights
    Porch to front, single storey extension to side and rear; addition of a second storey with roof terraces to front and rear with new flat roof & internal alterations; addition of a new chimney and the extension of the existing chimney: accessed through Mount Alton.more…

    Porch to front, single storey extension to side and rear; addition of a second storey with roof terraces to front and rear with new flat roof & internal alterations; addition of a new chimney and the extension of the existing chimney: accessed through Mount Alton.

  • Granted19 Jun 2006 · South Dublin ref. SD06B/0098
    27, Knocklyon Heights, Templeogue, Dublin 16.
    New extension to include new two storey extension to side, glazed porch to front, new pitched roof to front entrance hall and playroom, new single storey family room to rear with total area 56sq.m.more…

    New extension to include new two storey extension to side, glazed porch to front, new pitched roof to front entrance hall and playroom, new single storey family room to rear with total area 56sq.m.

  • Refused12 Oct 2005 · South Dublin ref. SD05A/0840
    4 Knocklyon Heights
    2 bedroom, 2 storey dormer detached dwelling to rear of existing dwellin; with 2 no. dormer windows- one to front & rear: access obtained from existing vehicular side entrance off Knocklyon Heights: all finishes to match existing dwelling.more…

    2 bedroom, 2 storey dormer detached dwelling to rear of existing dwellin; with 2 no. dormer windows- one to front & rear: access obtained from existing vehicular side entrance off Knocklyon Heights: all finishes to match existing dwelling.

  • Granted30 Jun 2005 · South Dublin ref. SD05B/0438
    4 Knocklyon Heights
    3 no dormer windows to western side of elevation of dwelling, all finishes to match existingmore…

    3 no dormer windows to western side of elevation of dwelling, all finishes to match existing

House by house

Homes on Knocklyon Heights

Every address with a sale or listing on record.

Sold since 2023For sale or sale agreedEarlier sale or listing