1a, Clarendon Street, Cambridge, CB1 1JU
About 1a
1a is a detached house in Cambridge (CB1 1JU). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (April 2018) shows a D (score 56), a step below the typical UK home. When first surveyed in March 2014 the rating was G, the property has climbed 3 bands since. Between certificates, roof efficiency went from Very Poor to Very Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Good. The recommended improvements would lift it to B (score 83), a 2-band jump.
At 59 m² it sits well below the postcode median (115 m² across 13 EPCs), making it one of the more compact homes locally. One planning record on file: tree works approved in 2015. Past consents include tree works, meaningful when judging how the property has evolved. Today's modelled estimate of £551,000 is 34.4% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£646/sq ft) was about 105% above the typical sold price in the postcode. On the market in May 2014 and unlisted since — roughly 12 years.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 23 April 2028
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Roof insulation improved
More low energy lighting installed
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
1 application on record at 1a, Clarendon Street, Cambridge, CB1 1JU
- Mar 2015Tree WorksTreesOutcome in report
1. Lime - fell and remove (this self set tree is causing damage to nearby paving and damage to neighbours garage wall)
- Council
- Cambridge City Council
- Documents
- 12 docs on file
- Reference
- 15/035/TTPO
Unlock 1a, Clarendon Street, Cambridge, CB1 1JU's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 6 notable nearby
- The 12 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
1a valuation sits well clear of the typical sold price in this postcode.
£551,000
Modelled from EPC, postcode comparables.
£410,000
Recorded with HM Land Registry.
Sales timeline
15 May 2014Most recent
£410,000
Median price across the last 5 sales in CB1 1JU: £830,000 (2025–2022).
Nearby sales in CB1 1JU
17 Clarendon Street, Cambridge, CB1 1JU
Sold Dec 2025
£700,0001 Clarendon Street, Cambridge, CB1 1JU
Sold Sept 2025
£745,00015 Clarendon Street, Cambridge, CB1 1JU
Sold Aug 2025
£830,0003 Clarendon Street, Cambridge, CB1 1JU
Sold Jun 2025
£1,316,0005 Clarendon Street, Cambridge, CB1 1JU
Sold Jul 2022
£835,000
Versus other Clarendon Street homes
1a is notably below the street on floor area.
Price per m²
£6,949
Street avg £5,767
Floor Area
59 m²
Street avg 116 m²
Habitable Rooms
2 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 5.1 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
334/mo
Steady year-on-year across the wider district.
Nearest stop
1.4 km
Cambridge Rail Station — railway station.
Closest school
0.1 km
Parkside Community College. 27 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
50.0dB

Night-time· 23:00 – 07:00
39.7dB







