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10 Castle Mews, St Thomas Street, Oxford, OX1 1JR

Estimated value

£418,000

  • Since the 2008 sale (£275,000)+52%
  • Against OX1 1JR's recent median (£391,000)+7%

Newest record on this page: November 2025. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.

Learn about this valuation
Property type
Semi-detached
Floor 1st
Bedrooms
2
Bathroom
1
Floor area
68 m²
732 sq ft
Energy rating
D
Score 57
Tenure
Private Rental
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Valuation

About this valuation

How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.

Our estimate

£418,000

  • Against its 2008 sale (£275,000)+52%
  • Against OX1 1JR's recent median (£391,000)+7%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 10 Castle Mews is modelled from its 68 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in OX1 1JR. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.

What it's based on

  • Floor area

    68 m² from the EPC lodged in August 2019

  • Sales of this home

    2 sales recorded, the latest in 2008

  • Recent sales in OX1 1JR

    5 sales, median £391,000 (2025–2023)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: November 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
PlanningNone on this homeFull history, plus nearby schemes
Flood riskNot shownIncluded
Price

Sales history & valuation

Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.

The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.

Sales timeline

  1. 31 July 2008Most recent

    £275,000

    +96.5%over 11 years

  2. 10 April 1997

    £139,950

Median price across the last 5 sales in OX1 1JR: £391,000 (2025–2023).

Risks

What this page doesn't show

2 potential issues have already been flagged for 10 Castle Mews, St Thomas Street, Oxford, OX1 1JR. The detail, evidence and what to ask about it are in the Risks Report.
  • Signs of HMO activity in the areaIn report
  • Larger development activity nearbyIn report
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

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Overview

About 10 Castle Mews

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

10 Castle Mews is a two-bedroom semi-detached house in Oxford (OX1 1JR). It has a recorded floor area of 68 m² (around 732 sq ft) and construction records dating it to 1991-1995. The latest certificate (August 2019) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 2 certificates since July 2009. Between certificates, lighting went from Average to Very Good and main heating went from Poor to Average; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 69). Main heating runs on electricity. At 68 m² this is the 22nd smallest of 27 units on EPC record in the building, where floor areas span 45–86 m². The building's EPC ratings span E to B across 27 units on file.

It hasn't traded since July 2008, a hold of 18 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 1997–2008, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £418,000 sits 52% above the 2008 sale of £275,000. At 68 m² it's 16.2% larger than the typical home in the postcode (59 m² median across 26 EPCs).

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms2
  • Bathrooms1
  • Open-plan layoutYes
  • Utility roomYes

Outside

  • ParkingYes
Before you decide

Everything you need to know about 10 Castle Mews

The true value, the hidden risks and the full sale history, in one report.

Signs of HMO activity in the areaLarger development activity nearby

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Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 2)
Aug 2019

EPC Rating

A
B
C
D
D57
E
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Very Poor
Windows
Average
CO2 Emissions
4.8 t/year
Occupancy
Rented

Certificate validity

Valid until 4 August 2029

2 years remaining

Property Improvements

Changes detected from historical EPC data

Aug 2019from Jul 2009
Hot Water
AverageVery Poor

Hot water efficiency decreased

Low Energy Lighting
25%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 10 Castle Mews, St Thomas Street, Oxford, OX1 1JR, sourced from the PlanIt planning register.

10 Castle Mews has no planning applications on record.

10

But the area is active

10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

On the street

Versus other St Thomas Street homes

Four headline reads against 26 similar flats on this street, drawn from the latest EPC and Land Registry data.

On co₂ emissions, 10 Castle Mews runs well behind the street norm.

Price per m²

£4,044

Street avg £6,376

Strongly below

Floor Area

68 m²

Street avg 60 m²

Strongly above

Habitable Rooms

4 rooms

Street avg 3 rooms

Strongly above

CO₂ Emissions

4.8 t/year

Street avg 2.8 t/year

Strongly below
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Oxford district page.
Full Oxford report

Rail-style transport is unusually close for this postcode.

Crime

286/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Park End Street — bus stop.

Closest school

0.3 km

Activate Learning. 17 schools nearby.

Nearest schools

  • Activate Learning16 plus297m
  • West Oxford Community Primary SchoolPrimary645m
  • St Barnabas' Church of England Aided Primary SchoolPrimary822m
  • St Ebbe's Church of England Aided Primary SchoolPrimary874m

Nearest stops

  • Park End StreetBus stop123m
  • Frideswide SquareBus stop158m
  • New RoadBus stop253m
  • Oxford Rail StationRailway station276m

Most reported crime locally

  • Violence & Sexual Offences1,485 reports31%
  • Shoplifting727 reports15%
  • Other Theft483 reports10%
  • Public Order459 reports9%

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around OX1 1JR from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for OX1 1JR

Daytime· 07:00 – 23:00

52.5dB

Low
Night-time road noise heatmap for OX1 1JR

Night-time· 23:00 – 07:00

43.5dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
SDL Surveying

Get a survey for this property

Level 3 Building Survey

Late 20th century1st Floor FlatEPC DNo mains gas

Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.

From £1,020 · Includes VAT

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£428k

1 Tidmarsh Lane

OX1 1AZ

2 bed2 bath
£394k

1 Castle Mews, St Thomas Street

OX1 1JR

2 bed1 bath
£450k

1 Rowland Hill Court, Osney Lane

OX1 1LE

2 bed2 bath
£375k

1 Venneit Close

OX1 1HZ

3 bed2 bath
£715k

1 Dale Close

OX1 1TU

3 bed2 bath
£240k

1 Abbey Walk, Osney Lane

OX1 1NN

1 bed1 bath
£422k

1 Swan Court, Paradise Street

OX1 1JB

£429k

1 The Hamel

OX1 1JU

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Method

How to read this page

Where every figure above comes from, how current it is and what it can't tell you.
Valuation method in detail
How the estimate is made
The estimate for 10 Castle Mews is modelled from its 68 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in OX1 1JR. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
Where sold prices come from
Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 2 sales are recorded for 10 Castle Mews. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
Reading the EPC
Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 10 Castle Mews was lodged in August 2019 at band D and is valid until August 2029. 2 certificates are on record, which shows how the home has changed.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 10 Castle Mews. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
Area figures
Crime is police-recorded street-level data over the last 17 months, which places each incident at an approximate point. The 17 schools and 30 stops listed are measured in a straight line from OX1 1JR, not by walking route. Road noise is Defra's strategic noise modelling, averaged across the postcode.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 10 Castle Mews, St Thomas Street, Oxford, OX1 1JR. Each answer is also embedded as structured data for search engines.

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