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PendingDC/26/1196Submitted last monthTwo-storey extension

Sedgwick Castle House Broadwater Lane Copsale West Sussex RH13 6QJ

Remodelling of existing dwelling comprising a two storey front extension, infill beneath existing undercroft to rear of dwelling, new external fenestration and external finishes.

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Progress

Submitted
27 Jul 2026
— completed
Validated
27 Jul 2026
— completed
Consultation
27 Aug 2026 (target)
— not yet reached
Target date
21 Sept 2026 (target)
— not yet reached
Decided
— not yet reached

Application details

Reference
DC/26/1196
Local authority
Horsham
Property type
House

Key dates

Submitted
27 Jul 2026
Validated
27 Jul 2026
Comments close
27 Aug 2026
Target decision
21 Sept 2026

Estimated project value

£55k–£130k

Typical UK cost for this job type, at UK average 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.

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.