Postcode insights

CF3 1SU

Portmadoc Road

Trowbridge

Interactive map showing CF3 1SU and surrounding area

Detailed insights for CF3 1SU

Overview

Postcode CF3 1SU is located in an urban city, within the Trowbridge ward of Cardiff in the Wales region, and forms part of the Trowbridge area. It has very high deprivation and very high crime levels, with around 139.4 crimes per 1,000 residents per year, roughly 1.6× the Wales average of 86 per 1,000. The average income per household in Trowbridge is £38,599 per year. The nearest station is Heath High Level, about 3.2 miles away. There are no primary and no secondary schools in the area. There are 4 parks nearby, the closest medium park is ABC Park.

Crime rate
10/10
Crimes per 1k residents
139
Deprivation level
10/10
Income level
2/10
Social housing
19.4%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

10/10

Trowbridge has a very high level of deprivation, ranked at position 97 out of 32,844 areas in the United Kingdom, placing it within the top 1% most deprived areas in Wales.

Crime level

10/10

Trowbridge has a very high crime rate, with approximately 139.4 reported incidents per 1,000 population each year.

Social housing

19.4%

Approximately 19.4% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 39.5% of dwellings are socially rented.

Income level

2/10

The average income per household in Trowbridge is £38,599 per year.

Noise Level

No noise

No significant noise sources from railways or roads near CF3 1SU.

Transport

The nearest station is Heath High Level located about 3.2 miles away. There are no other stations nearby.

Parks

Nearby parks and green spaces for CF3 1SU
DistanceNameSizeDirections
0.4 miABC ParkMediumWalking directions to ABC Park
0.2 miCemaes ParkSmallWalking directions to Cemaes Park
0.5 miTrain ParkSmallWalking directions to Train Park

Area Profile

Population
289
Population density
6,980.7 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
55.3(+63%)
Anti-social behaviour
31.82(+145%)
Criminal damage and arson
28.79(+292%)
Public order
23.48(+186%)
Other crime
6.82(+225%)
Wales average

Demographics

Ethnic groups

British
236
81.66%
Other Asian
23
7.96%
Other White
11
3.81%
African
5
1.73%
White and Asian (mixed)
3
1.04%
Total population: 289

Economics

Education (age 16+)

No qualifications
72
30.38%
Level 4+ (Degree)
54
22.78%
Level 2 (GCSEs 9-4)
36
15.19%
Level 1 (GCSEs 3-1)
26
10.97%
Apprenticeship
26
10.97%
Total 16+ residents: 237

Housing

Housing tenure

Owns outright
41
30.6%
Owns with a mortgage
40
29.85%
Private landlord or letting agency
23
17.16%
Social rents from council
18
13.43%
Other social rented
8
5.97%
Total households: 134

Property prices in Trowbridge

Median price£235,000
Price per sq ft£310
Sales (last 12 months)146
Typical range (middle 50%)£200K – £280K

Based on 146 recent sales, the median property price is £235,000 (about £310 per square foot) in Trowbridge area, with individual transactions ranging from £95,000 up to £655,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Trowbridge over the last year.
TypeSalesMedian£/sq ft
Detached33£310,310£330
Semi-Detached44£251,750£320
Terraced57£210,000£302
Flats12£148,000£226

10-year price trendmedian sale price in Trowbridge

Sale price

Ten year median sale price trend for each property type in Trowbridge.
YearDetachedFlatsSemi-DetachedTerraced
2016£216,500£75,000£160,000£131,000
2017£221,250£76,500£153,000£136,500
2018£275,000£130,000£175,000£145,000
2019£276,000£115,000£183,000£170,000
2020£270,000£122,000£196,500£167,000
2021£265,000£100,000£205,000£180,000
2022£309,000£109,500£220,000£192,250
2023£315,000£96,000£230,000£195,000
2024£320,000£135,000£230,000£190,000
2025£320,000£148,000£248,000£200,000
2026£340,000£143,750£225,000£212,000
Ten year median sale price trend for each property type in Trowbridge.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Trowbridge.
YearDetachedFlatsSemi-DetachedTerraced
2016£201£116£192£197
2017£212£148£200£205
2018£246£198£222£213
2019£269£192£231£229
2020£267£196£232£229
2021£261£202£260£234
2022£317£197£291£240
2023£302£195£288£267
2024£289£228£304£272
2025£329£229£289£280
2026£298£209£341£333
Ten year median sale price per square foot trend for each property type in Trowbridge.

Price distribution by property typelast 12 months

Price distribution by property type for Trowbridge in the last year.

Recent sales

There were 50+ recent sold properties in the last 18 months near CF3 1SU.

Recent sold properties in the last 18 months near CF3 1SU
DateAddressTypeTenurePriceMap
17 Mar 202551, Glanymor Road, Cardiff, CF3 1RPFlatsLeasehold£120,000
20 Mar 202678, Brynbala Way, Cardiff, CF3 1SZSemi-DetachedFreehold£230,000
21 Mar 202559, Brynbala Way, Cardiff, CF3 1SZSemi-DetachedFreehold£210,000
21 Nov 202574, Hendre Road, Cardiff, CF3 1QXTerracedFreehold£219,500
04 Apr 202572, Hendre Road, Cardiff, CF3 1QXTerracedFreehold£230,000

Schools

In the CF3 1SU postcode area, located within Trowbridge, there are 0 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for CF3 1SU
DistancePhaseNameTypeRating
0.1 miNot applicableYsgol Pen Y PilWelsh establishment

N/A

0.1 miNot applicableSt John Lloyd R.C. Primary SchoolWelsh establishment

N/A

0.2 miNot applicableTrowbridge Primary SchoolWelsh establishment

N/A

Local amenities

1 nearby supermarkets & convenience stores within mi of CF3 1SU

Nearby supermarkets & convenience stores for CF3 1SU
DistanceNameAddressDirections
0.1 miSparAbergele Road, Cardiff, CF3 1TNWalking directions to Spar

Local councillor and member of parliament

Elected local representatives for CF3 1SU, including ward councillors and the local member of parliament.

Local councillors

Edward Topham

Trowbridge - Elected 18 Sept 2025

Reform UK

Member of parliament

Jo Stevens

Cardiff East - Elected 4 Jul 2024

Labour Party

Geographic Information

RegionWalesUKL
DistrictCardiffW06000015
Parliamentary ConstituencyCardiff EastW07000089
WardTrowbridgeW05001296
ParishTrowbridgeW04001008
MSOA (Middle Layer Super Output Area)TrowbridgeW02000382
LSOA (Lower Layer Super Output Area)Cardiff 016DW01001886
Police ForceSouth Wales
Postcode Introduced1999-06-01

Frequently asked questions about CF3 1SU

Is CF3 1SU (Trowbridge) safe?

The area around CF3 1SU records about 139 crimes per 1,000 residents per year, which is a very high crime rate for England: it scores 10 out of 10 on the Area360 crime scale, where 10 is the highest crime level. Across Wales as a whole the rate is about 86 per 1,000. The most common offences locally are violence and sexual offences, anti-social behaviour and criminal damage and arson.

What is the average house price near CF3 1SU?

The median sale price around CF3 1SU in Trowbridge is £235,000 (about £310 per square foot) based on 146 registered sales according to HM Land Registry data.

What schools are near CF3 1SU?

There are 13 schools close to CF3 1SU, including Ysgol Pen Y Pil, St John Lloyd R.C. Primary School and Trowbridge Primary School. Ratings are from the latest Ofsted inspections.

How deprived is the area around CF3 1SU?

CF3 1SU scores 10 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 97 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents CF3 1SU (Trowbridge) in Parliament and on the local council?

The Member of Parliament for Cardiff East covering CF3 1SU is Jo Stevens (Labour Party), elected at the 2024 general election. The area is represented by 1 local councillor: Edward Topham (Reform UK).

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/07/2026. Read more about how our statistics are calculated.