45 Onslow Gardens Haringey N10 3JY
Insertion of rear glazed balustrade to existing rear dormer, enlargement and replacement first floor rear door window with balustrade and side glazed privacy screens, in association with conversion of the dwelling into one 1 x 3-bed maisonette and two x 1-bed flats with associated alterations to the front garden.
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Progress
Application details
- Reference
- HGY/2017/3411
- Local authority
- Haringey
- Postcode
- N10 3JY
- Ward
- MUSWELL HILL
- Application type
- All Other
- Property type
- Flat
Key dates
- Decided
- 3 Jan 2018
Estimated project value
£37k–£100k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- FLAT B, 53 ONSLOW GARDENS, LONDON, N10 3JYFlat or maisonette · Leasehold · £500,0006 months ago27 Feb 2026
- 69 ONSLOW GARDENS, LONDON, N10 3JYOther · Not a standard market sale · £800,0009 months ago19 Nov 2025
- FLAT C, 53 ONSLOW GARDENS, LONDON, N10 3JYFlat or maisonette · Leasehold · £475,0002 years ago1 Jul 2024
- 37 ONSLOW GARDENS, LONDON, N10 3JYFlat or maisonette · Leasehold · £385,0002 years ago17 May 2024
- 65 ONSLOW GARDENS, LONDON, N10 3JYTerraced · £2,100,0002 years ago8 Jan 2024
- 41A ONSLOW GARDENS, LONDON, N10 3JYFlat or maisonette · Leasehold · £1,475,0004 years ago5 Aug 2022
- 51 ONSLOW GARDENS, LONDON, N10 3JYTerraced · £3,167,0004 years ago25 Jul 2022
- 45 ONSLOW GARDENS, LONDON, N10 3JYTerraced · £2,175,0006 years ago17 Jun 2020
Homes here go for about £1,475,000 — the median of the last 7 market sales in N10 3JY, £385,000 to £3,167,000.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
Nearby applications
- 51 Onslow Gardens Haringey N10 3JYPermittedAdjoining
- Onslow Gardens Haringey N10 3JYPermittedAdjoining
- 55 Onslow Gardens Haringey N10 3JYPending44 yd
- Onslow Gardens Haringey N10 3JTPermitted63 yd
- Haringey N10 3JXPermitted66 yd
- Onslow Gardens Haringey N10 3JXPermitted68 yd