11 Ermine Street, Caxton, Cambridge, CB23 3PQ
About 11 Ermine Street
11 Ermine Street is a four-bedroom semi-detached house in Caxton, Cambridge, Cambridge (CB23 3PQ). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (November 2020) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in July 2017 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Average to Good; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 75). Main heating runs on electricity. Period features are noted in the property record. Records show the property has been extended at some point in its history.
Across 2001–2024, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £480,000 is 12.7% below the 2024 sale of £550,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£350/sq ft) was about 89.4% above the typical sold price in the postcode. At 146 m² the property is well over the postcode median (111 m² across 41 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: November 2024 at £550,000.
Know exactly what you're buying at 11 Ermine Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Open-plan layoutYes
Outside
- Private gardenYes
- Parkingoff_road
Building
- Period featuresYes
- Previously extendedYes
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Window efficiency improved
Floor insulation added or improved
More low energy lighting installed
Planning history
Council records include a two-storey side and rear extension at 11 Ermine Street.
- Mar 2023Tree WorksTreesIn report
2 x Sycamore - Fell, these trees cause excessive shading and I plan to re-landscape the garden in order to plant other alternative plant species. 2 Sycamore - Crown reduce by removing the 4 metres (approx) of new growth in line with previous tree surgery of these trees lining the bank of the Bourn Brook which are immediately adjacent to my rear boundary of my property and overhang my garden casting considerable shade.
- Council
- South Cambridgeshire District Council
- Documents
- 10 docs on file
- Reference
- 23/0219/TTCA
- Jan 2021Tree WorksTreesIn report
Indeterminate tree species. There are only 2 trees within the fenced area of the back garden. It is the small of the two which lies within a more central location within the plot. Proposed plan is to remove the tree. Excessive shading and plan to re-landscape the garden to plant other alternative plant species.
- Council
- South Cambridgeshire District Council
- Documents
- 4 docs on file
- Reference
- 21/0076/TTCA
We flagged 1 thing worth checking at 11 Ermine Street
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
11 Ermine Street has more than quadrupled in price since its earliest registered sale in 2001.
£480,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 23 years.
£550,000
Growth on file: 6.3% per year over 23 years.
Sales timeline
15 November 2024Most recent
£550,000
+76.3%over 5 years23 November 2018
£312,000
+140.1%over 17 years22 May 2001
£129,950
Median price across the last 5 sales in CB23 3PQ: £290,000 (2024–2021).
Nearby sales in CB23 3PQ
35 Ermine Street, Caxton, Cambridge, CB23 3PQ
Sold Apr 2024
£270,00028 Ermine Street, Caxton, Cambridge, CB23 3PQ
Sold Oct 2023
£880,00073 Ermine Street, Caxton, Cambridge, CB23 3PQ
Sold Aug 2023
£290,000134 Ermine Street, Caxton, Cambridge, CB23 3PQ
Sold Oct 2022
£455,00022 Ermine Street, Caxton, Cambridge, CB23 3PQ
Sold Sept 2021
£290,000
Everything we know about 11 Ermine Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Ermine Street homes
Years Held for 11 Ermine Street lags the street by a wide margin.
Price per m²
£3,767
Street avg £2,981
Floor Area
146 m²
Street avg 148 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
4.7 t/year
Street avg 11.4 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Closest school
1.3 km
Cambourne Village College. 5 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
48.2dB

Night-time· 23:00 – 07:00
39.6dB