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Thornhill

Interactive map displaying Thornhill

About

Thornhill is a residential suburb located in the north of Cardiff. The area is characterised by housing estates built primarily from the 1970s onward, offering a mix of detached and semi-detached homes. It is situated near the M4 motorway, providing direct transport links to the city centre and beyond.

The community is served by local schools and shops, with a focus on family living. A notable local feature is the large, undeveloped area known as the Northern Meadows, which borders the neighbourhood and provides open green space for walking and recreation.

Area overview

On average Thornhill has very low deprivation and very low crime levels, with around 21 crimes per 1,000 residents per year. Approximately 4.4% of homes in this area are social housing provided by a local council or housing association. The average income per household in Thornhill is £58,165 per year. Thornhill is home to around 5,702 people, with a population density of about 4,433.7 per km2.

Crime rate
1/10
Crimes per 1k residents
21
Deprivation level
1/10
Income level
10/10
Social housing
4.4%
Connectivity
N/A

Area Profile

Thornhill Population
5,702
Population density
4,433.7 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
9.12(-75%)
Shoplifting
6.14(-12%)
Public order
2.46(-72%)
Other theft
2.46(-51%)
Anti-social behaviour
2.28(-84%)
Wales average

Demographics

Ethnic groups

British
5,077
89.07%
Other White
153
2.68%
Pakistani
68
1.19%
Arab
55
0.96%
Indian
54
0.95%
Total population: 5,700

Economics

Education (age 16+)

Level 4+ (Degree)
2,202
46.67%
Level 3 (A level)
765
16.21%
Level 2 (GCSEs 9-4)
614
13.01%
No qualifications
491
10.41%
Level 1 (GCSEs 3-1)
357
7.57%
Total 16+ residents: 4,718

Housing

Housing tenure

Owns outright
1,003
39.8%
Owns with a mortgage
911
36.15%
Private landlord or letting agency
430
17.06%
Other social rented
76
3.02%
Shared ownership
35
1.39%
Total households: 2,520

Property prices in Thornhill

Based on 89 recent sales, the median property price is £268,000 in Thornhill area, with individual transactions ranging from £120,000 up to £600,000.

Price distribution per property type (last year)

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

Median sale price and percentiles per property type (last year)

Median sale price, sales count, and percentile information for each property type in Thornhill over the last year.
TypeSalesMedian
Detached16£446,000
Flats7£158,000
Semi-Detached28£301,235
Terraced38£246,500

10 years median price trend in Thornhill

Ten year median sale price trend for each property type in Thornhill.

All postcodes in Thornhill

CF149EN

Mayfair Drive

CF149AE

Bron Felen

CF149AH

Guenever Close

CF149BQ

Oakridge

CF149EX

Clos Y Ceinach

CF149AJ

Tristram Close

CF149FL

Gowan Court

CF149HG

Cavendish Close

CF149FH

Rambler Close

CF149LA

Heol Hir

CF145HS

Cornfield Close

CF149DP

Apollo Close

CF149JB

Heol Y Barcud

CF149AL

Galahad Close

CF149AR

Bedavere Close

CF149HS

Glenmount Way

CF149AQ

Launcelot Crescent

CF149FB

Briarmeadow Drive

CF149HF

Cantref Close

CF149UE

Dan Y Mynydd

CF149AA

Bryn Glas

CF145HQ

Mayflower Avenue

CF149BB

District Shopping Centre

CF149HW

Clos Y Dyfrgi

CF145HN

Edgehill Avenue

CF149BA

Orchard Castle

CF149EF

Carlton Close

CF145HJ

Johnston Road

CF149EG

Brookvale Drive

CF149EZ

Clos Y Broch

CF149HD

Alwen Drive

CF149EL

Crawley Close

CF149FF

Charlock Close

CF149JL

Clos Y Hebog

CF149AP

Camelot Way

CF149AT

Elaine Close

CF149EA

Woodlawn Way

CF149DZ

Clos Y Gwadd

CF149EY

Clos Y Draenog

CF149DY

Heol Y Cadno

CF149HX

Havenwood Drive

CF149JJ

Clos Y Fran

CF149ED

Kennington Close

CF149JG

Clos Y Dryw

CF149FN

Tansy Close

CF149JF

Heol Llinos

CF145JZ

Bardsey Crescent

CF149ET

Clos Y Wiwer

CF149HN

Clos Y Carlwm

CF145JT

Deganwy Close

CF145LA

Bardsey Crescent

CF149AF

Gareth Close

CF149HL

Clos Y Blaidd

CF149FR

Ragnall Close

CF149EU

Heol Y Carw

CF149FJ

Angelica Way

CF149GA

Excalibur Drive

CF149FG

Fairthorn Close

CF149JD

Clos Yr Alarch

CF149EE

Reigate Close

CF149EJ

Shaftesbury Close

CF149AD

Rhiwlas

CF149BE

Geraint Close

CF149AG

Gawain Close

CF149AN

Camelot Way

CF149HY

Huntsmead Close

CF149HZ

The Acorns

CF149AY

Percival Close

CF149DX

Cae Garw

CF145HR

Mayflower Avenue

CF149EP

Belgrave Close

CF149LB

Heol Hir

CF149AS

Tintagel Close

CF149DQ

Astoria Close

CF149DR

Aldwych Close

CF145AF

Llanon Road

CF149BR

Oakridge

CF149AW

Merlin Close

CF149HQ

Clos Rhiannon

CF145HL

Edgehill Avenue

CF149EW

Heol Y Cadno

CF149AU

Avonridge

CF149BP

Lyric Way

CF149EH

Brookvale Drive

CF149FP

Woodruff Way

CF149AB

Pen Y Cefn

CF140FL

Cefn Onn Meadows

CF149HU

Gladeside Close

CF149JH

Clos Y Gwalch

CF145HP

Mayflower Avenue

CF149BG

Garrick Drive

CF149HR

Fairacre Close

CF149BD

Pendragon Close

CF149HP

Heol Peredur

CF149AX

Derwent Close

CF149FD

Brambling Drive

CF149HT

Lowfield Drive

CF149EB

Woodlawn Way

CF149FA

Lucerne Drive

CF149JE

Clos Yr Eos

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/01/2026.