21 Mill Street, Oxford, OX2 0AJ
About 21 Mill Street
21 Mill Street is a five-bedroom mid-terrace house in Oxford (OX2 0AJ). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (January 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 84), a 2-band jump. Other recorded features include outbuildings.
One planning record on file: an extension approved in 2021. Past consents include an extension, a loft conversion and HMO conversion, meaningful when judging how the property has evolved. Across 2004–2021, sale prices on this property compounded at 3.8% per year. Today's modelled estimate of £625,000 is 35.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£506/sq ft) was about 119.4% above the typical sold price in the postcode. Last sale on file: £462,500 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count.
What this property has
Inside
- Bedrooms5
- Bathrooms3
- EnsuiteYes
Outside
- Private gardenYes
- OutbuildingsYes
Building
- Central heatingYes
Everything you need to know about 21 Mill Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
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, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
1 application on record at 21 Mill Street, Oxford, OX2 0AJ
- Sept 2021Loft ConversionFullOutcome in report
Extension: Single storey · Rear of property
Change of use of dwellinghouse (Use Class C3) to a House in Multiple Occupation (Use Class C4). Part demolition of existing rear extension. Erection of a single storey rear extension. Formation of 1no. dormer to rear roofslope and insertion of 2no. rooflights to front roofslope in association with loft conversion. Provision of bin and bike stores. (amended description).
ExtensionHMO- Documents
- 8 docs on file
- Reference
- 21/01910/FUL
Unlock 21 Mill Street, Oxford, OX2 0AJ'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 25 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£625,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.8% per year over 17 years.
£462,500
Growth on file: 3.8% per year over 17 years.
Sales timeline
29 June 2021Most recent
£462,500
+91.9%over 17 years9 January 2004
£241,000
Median price across the last 5 sales in OX2 0AJ: £527,500 (2024–2021).
Versus other Mill Street homes
On years held, 21 Mill Street runs well behind the street norm.
Price per m²
£5,441
Street avg £3,821
Floor Area
85 m²
Street avg 92 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.2 t/year
Everything you need to know about 21 Mill Street
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Frideswide Square — bus stop.
Closest school
0.4 km
West Oxford Community Primary School. 14 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
51.0dB
Night-time· 23:00 – 07:00
42.6dB