17a, Gwydir Street, Cambridge, CB1 2LG
About 17a
17a is a mid-terrace house in Cambridge (CB1 2LG). It has a recorded floor area of 82 m² (around 884 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (February 2011) shows a C (score 69), just inside the C band. The latest certificate is from February 2011, so improvements made since then won't be reflected.
2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs).
Energy performance
17a's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Feb 2021
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
2 applications on record at 17a, Gwydir Street, Cambridge, CB1 2LG
- Nov 2004Loft ConversionFullOutcome in report
Extension: Two storey · Rear of property
"Erection of 2 storey rear extension, with loft extension and" alterations.
- Council
- Cambridge City Council
Extension- Documents
- 1 doc on file
- Reference
- C/04/0956
- More recent applications — locked
- Tree WorksAug 2025Decision
Unlock 17a, Gwydir Street, Cambridge, CB1 2LG's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 17 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£547,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CB1 2LG: £550,000 (2025–2024).
Nearby sales in CB1 2LG
Versus other Gwydir Street homes
On epc rating, 17a stands well clear of the street.
EPC Rating
69 (C)
Street avg 62 (D)
Floor Area
82 m²
Street avg 87 m²
CO₂ Emissions
3.3 t/year
Street avg 3.9 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
1.0 km
Cambridge Rail Station — railway station.
Closest school
0.4 km
St Matthew's Primary School. 29 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
49.9dB

Night-time· 23:00 – 07:00
39.2dB







