4 Thormanby Lawns, Howth, Co Dublin, D13 AH70
Retention of a single storey extension to the rear of 4 Thormanby Lawns.
F21A/0180 · Fingal County Council · Lodged 31 March 2021
- Reference
- F21A/0180
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Permission and Retention
- Received
- 31 March 2021
Summary
AI-generatedRetention planning permission is sought for an existing single storey extension built to the rear of the property.
- Storey
- 1
Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.
Official record
Development description
Retention planning permission sought for a single storey extension to
Land-use zoning
What this land is zoned for
“Provide for residential development and protect and improve residential amenity”
National zoning type: Existing residential
Objective set by the The Fingal Development Plan 2023 – 2029 (2023–2029). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.
Read the zoning objectives in the development planBuilt & sold
What happened next
Beyond the decision: whether this development was built, and what property here has sold for.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 2a Dungriffin Rd, Howth, Dublin | Dec 2025 | €1,080,000 | 135 m |
| 40 Thormanby Lawns, Howth, Dublin 13 | Jan 2025 | €430,000 | 135 m |
| Dungriffin House, Dungriffin Road, Howth | Mar 2025 | €2,000,000 | 147 m |
| 58 Thormanby Lawns, Howth, Dublin | Nov 2025 | €1,280,000 | 190 m |
| 4 Hazelhatch, Thormanby Rd, Howth | Jan 2025 | €880,000 | 193 m |
| 5 Hazelhatch, Thormanby Rd, Howth Dublin 13 | Oct 2025 | €885,000 | 200 m |
| Boreen House, Thormanby Rd, Howthnot full market price | Jul 2025 | €750,000 | 207 m |
| 1 Dungriffin Villas, Howth, Dublin 13 | Sept 2025 | €935,000 | 230 m |
Nearby properties, not this site — a guide to local values.
Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.
Key dates
Timeline
- Application received31 March 2021
- Decision due25 May 2021
- Decision issued24 May 2021
- Grant issued29 June 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted70 m away
Development at a site of c. 0.48 hectares at Graymount
Graymount, Dungriffin Road, Howth, Co. Dublin, D13 FW20
F21A/0386FingalLodged 15 Jul 2021Other
- Granted70 m away
The construction of a 2 storey dwelling with new site entrance and ass
7 Thormanby Lawns, Howth, Co. Dublin
F06A/0046/E1FingalLodged 11 Feb 2011New dwelling
- Granted80 m away
Alterations to include the widening of both existing entrance points
8 Thormanby Lawns, Howth, Co. Dublin, D13 XK11
F19A/0306FingalLodged 12 Jul 2019Alterations
- Granted80 m away
1.78.0m.sq two storey extension to side. 2.2.0m.sq. balcony at firs
Ballymilish, Dungriffin Road, Howth, Co. Dublin, D13 C526.
F19A/0222FingalLodged 22 May 2019Extension
- Granted100 m away
Construction of a new single storey extension of 84m² to side and rear
37 Thormanby Lawns Howth, Co. Dublin
F21A/0304FingalLodged 1 Jun 2021Extension
- Granted100 m away
Demolition of existing detached two storey dwelling
Inisfallen, Dungriffan Road, Howth, Co. Dublin
F17A/0663FingalLodged 29 May 2018Demolition
- Granted110 m away
The development will consist of (i) Demolition of the 2 no. sheds to the north of the existing mews; (ii)…
Mews on the lands of 'Innisfallen', Dungriffin Road, Howth, Co. Dublin, D13TD71
F25A/0047EFingalLodged 22 Jan 2025New dwelling
- Granted120 m away
New single storey entrance porch (total area 2.3sq.m.) with new front
30 Thormanby Lawns, Dungriffin Road, Howth, Co. Dublin
F19B/0176FingalLodged 9 Jul 2019Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedRetention
Retention permission is sought for a single storey extension to rear
8, Orby Court, Sandyford, Dublin 18
D05B/0373Dún Laoghaire–RathdownLodged 23 May 2005
- GrantedRetention
Retention permission sought for single storey extension to side and rear of house
38 Avondale Drive , Carlow , R93 YD35
2525CarlowLodged 29 Jul 2025
- GrantedRetention
Permission for retention sought for a single storey extension to rear
38, The View, Woodpark, Ballinteer, Dublin 16
D06B/1092Dún Laoghaire–RathdownLodged 19 Dec 2006
- GrantedRetention
Retention permission sought to retain rear single storey extension and
6, Willan's Avenue, Ongar, Dublin 15, D15 F5K0
FW22A/0211FingalLodged 20 Sept 2022
- GrantedRetention
Retention is sought for a single storey extension to front of existing
112 Clonard Court, Balbriggan, Co. Dublin
F17B/0077FingalLodged 5 Apr 2017
- GrantedRetention
Retention planning permission for two single storey extensions to the
The Old Post Office, Post Office Road, Lusk, Co Dublin, K45 YP95
F21A/0589FingalLodged 1 Nov 2021
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