1 Sunnyside Cottages, Copthorne Bank, Copthorne, Crawley, RH10 3QX
About 1 Sunnyside Cottages
1 Sunnyside Cottages is a semi-detached house in Copthorne, Crawley, Crawley (RH10 3QX). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 2012 onwards and council tax band E. The latest certificate (November 2024) shows a C (score 79), near the top of the C band. When first surveyed in June 2020 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Poor to Good and window efficiency went from Very Poor to Good. The recommended improvements would push it to B (score 87).
5 planning records sit against the property, 0 approved, 0 refused, 1 pending. An active application for an extension is awaiting a decision. At 144 m² the property is well over the postcode median (77 m² across 13 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs). Today's modelled estimate of £538,000 is 16.5% above the 2020 sale price. Most recent transfer: November 2020 at £462,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation upgraded
Loft insulation installed or upgraded to 250mm+
Floor insulation added or improved
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £795 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
5 applications on record at 1 Sunnyside Cottages, Copthorne Bank, Copthorne, Crawley, RH10 3QX
- May 2021PorchFullOutcome in report
Extension: Two storey · Front of property
Proposed two storey front extension following demolition of conservatory. Proposed front storm porch. Proposed pitched roofs over existing rear dormers.
ExtensionDemolition- Documents
- 10 docs on file
- Reference
- DM/21/1364
- More recent applications — locked
- AmendmentMar 2023Decision
- AmendmentMar 2023Decision
+ 2 more applications in the report
Unlock 1 Sunnyside Cottages, Copthorne Bank, Copthorne, Crawley, RH10 3QX's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (4 on record)
- All 5 applications on this property in full, plus 2 notable nearby
- The 57 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
Latest sale on 1 Sunnyside Cottages was the highest on Land Registry record across the postcode.
£538,000
Modelled from EPC, postcode comparables.
£462,000
Recorded with HM Land Registry.
Sales timeline
13 November 2020Most recent
£462,000
Median price across the last 5 sales in RH10 3QX: £350,000 (2023–2017).
Nearby sales in RH10 3QX
2 Sunnyside Cottages, Copthorne Bank, Copthorne, Crawley, RH10 3QX
Sold Aug 2023
£375,0001 South Bank, Copthorne Bank, Copthorne, Crawley, RH10 3QX
Sold Feb 2022
£400,000Hydrangea Cottage, Copthorne Bank, Copthorne, Crawley, RH10 3QX
Sold Oct 2019
£315,000Hendersyde, Copthorne Bank, Copthorne, Crawley, RH10 3QX
Sold Mar 2017
£345,000Catkins, Copthorne Bank, Copthorne, Crawley, RH10 3QX
Sold Oct 2015
£390,000
Versus other Copthorne Bank homes
1 Sunnyside Cottages outperforms the street on epc rating by a wide margin.
Price per m²
£3,208
Street avg £3,687
Floor Area
144 m²
Street avg 100 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.9 t/year
Street avg 6.2 t/year
Similar properties nearby
1 Abergavenny Gardens, Copthorne
RH10 3RU
1 Brookview, Copthorne
RH10 3RZ
1 Balliol Close
RH10 3TE
1 Akehurst Close, Copthorne
RH10 3QQ
1 Borers Close, Borers Arms Road, Copthorne
RH10 3XW
1 Browning Close
RH10 3BY
1 Barnham Close
RH10 3ZN
1 Bridgelands, Copthorne
RH10 3QW
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
The Prince Albert — bus stop.
Closest school
0.3 km
Copthorne CofE Junior School. 6 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.5dB

Night-time· 23:00 – 07:00
40.7dB







