← Back to search

Pending26/0990/HSESubmitted last monthTwo-storey extension

129 Cowley Hill Borehamwood Hertfordshire WD6 5NA

Demolition of existing outbuildings to facilitate construction of two storey side extension with associated roof works and 2x front rooflights, single storey rear extension with associated roof works and conversion of garage to habitable space to include replacement of garage door with window.

View on council portalDocuments (4)Comment

Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.

Map of the site

Progress

Submitted
20 Jul 2026
— completed
Validated
11 Aug 2026
— completed
Consultation
4 Sept 2026
— completed
Target date
6 Oct 2026 (target)
— not yet reached
Decided
— not yet reached

Application details

Reference
26/0990/HSE
Local authority
Hertsmere
Postcode
WD6 5NA
Ward
Borehamwood Cowley Hill
Application type
Full
Property type
House

Key dates

Submitted
20 Jul 2026
Validated
11 Aug 2026
Comments close
4 Sept 2026
Target decision
6 Oct 2026

4 documents · 0 comments · 12 constraints

Estimated project value

£69k–£165k

Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: FMB / Checkatrade 2026, £2,000-£2,800/m² over a larger floor area.

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £857,500 — the median of the last 8 market sales in WD6 5NA, £602,404 to £988,000.

Contains HM Land Registry data © Crown copyright and database right 2025. 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