20 Mill Street, Isleham, Ely, CB7 5RY
About 20 Mill Street
20 Mill Street is a two-bedroom semi-detached house in Isleham, Ely, Ely (CB7 5RY). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (June 2019) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2009. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Poor to Average and lighting went from Very Poor to Good; while wall efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 89), a 3-band jump. Period features are noted in the property record.
Untraded for 21 years, with the last transfer in April 2005. Across 1997–2005, sale prices on this property compounded at 19.4% per year. Today's modelled estimate of £222,000 sits 70.8% above the 2005 sale of £130,000. At 66 m² it sits well below the postcode median (106 m² across 21 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs).
Know exactly what you're buying at 20 Mill 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
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
- FireplaceYes
Outside
- ParkingOff road
Building
- Heating systemGas fired
- Period featuresYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
20 Mill Street has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Mill 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
20 Mill Street has more than quadrupled in price since its earliest registered sale in 1997.
£222,000
Modelled from EPC, postcode comparables and a sale-price growth of 19.4% per year over 8 years.
£130,000
Growth on file: 19.4% per year over 8 years.
Sales timeline
14 April 2005Most recent
£130,000
+68.8%over 3 years21 June 2001
£77,000
+140.6%over 4 years12 May 1997
£32,000
Median price across the last 5 sales in CB7 5RY: £260,000 (2025–2022).
Nearby sales in CB7 5RY
Everything we know about 20 Mill 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 Mill Street homes
On habitable rooms, 20 Mill Street runs well behind the street norm.
Price per m²
£1,970
Street avg £2,428
Floor Area
66 m²
Street avg 153 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 5.9 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
4/mo
Steady year-on-year across the wider district.
Closest school
0.2 km
Isleham Church of England Primary School. 1 school 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
46.9dB

Night-time· 23:00 – 07:00
37.8dB