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Permitted6/2023/0620/HOUSESubmitted 3 years agoRear extension

21 Theobalds Road Cuffley Potters Bar Hertfordshire EN6 4HQ

Erection of a single storey front to rear side and rear extension with rear raised deck following demolition of existing rear garage

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Progress

Submitted
21 Mar 2023
— completed
Validated
21 Mar 2023
— completed
Consultation
28 Apr 2023
— completed
Target date
—
— completed
Decided
16 May 2023
— completed

Application details

Reference
6/2023/0620/HOUSE
Local authority
Welwyn Hatfield
Postcode
EN6 4HQ
Ward
Northaw and Cuffley
Application type
Full
Property type
House

Key dates

Submitted
21 Mar 2023
Validated
21 Mar 2023
Decided
16 May 2023

Estimated project value

£38k–£69k

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: 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. 4 recent sales are listed below.

Homes here go for about £717,500 — the median of the last 4 market sales in EN6 4HQ, £600,000 to £870,000.

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