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Permitted880010Submitted 38 years agoRear extension

13 Thornhill Crescent Islington N1 1BL

Conversion of the basement into a 2 bedroom self contained flat the erection of a rear extension and elevational alterations associated therewith.

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Progress

Submitted
10 Apr 1988
— completed
Validated
10 Apr 1988
— completed
Consultation
— completed
Target date
— completed
Decided
18 May 1988
— completed

Application details

Reference
880010
Local authority
Islington
Postcode
N1 1BL
Ward
75
Application type
All Other
Property type
Flat

Key dates

Submitted
10 Apr 1988
Validated
10 Apr 1988
Decided
18 May 1988

Estimated project value

£41k–£75k

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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £637,500 — the median of the last 8 market sales in N1 1BL, £311,000 to £2,427,500.

Contains HM Land Registry data © Crown copyright and database right 2024. 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.

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