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Pontprennau and Old St Mellons

Interactive map displaying Pontprennau and Old St Mellons

About

Pontprennau and Old St Mellons is a residential ward located in the northeast of Cardiff. The area is characterised by modern housing developments, particularly in Pontprennau, alongside the older village core of Old St Mellons. It is bordered by the M4 motorway to the north and contains significant areas of green space, including Parc Cefn Onn. The ward is primarily a commuter area with local retail parks serving daily needs.

The community retains a distinct identity with the historic St Mellons Church at its heart. The area includes the notable Parc Cefn Onn, a wooded parkland featuring a network of walking paths and varied plantings. Residential streets are quiet, with a mix of detached and semi-detached homes. The ward's layout separates it from the main urban density of Cardiff, offering a more suburban atmosphere.

Area overview

On average Pontprennau and Old St Mellons has very low deprivation and moderate crime levels, with around 86 crimes per 1,000 residents per year. Approximately 10.1% of homes in this area are social housing provided by a local council or housing association. The average income per household in Pontprennau and Old St Mellons is £62,495 per year. Pontprennau and Old St Mellons is home to around 11,722 people, with a population density of about 1,357.6 per km2.

Crime rate
5/10
Crimes per 1k residents
86
Deprivation level
2/10
Income level
8/10
Social housing
10.1%
Connectivity
N/A

Area Profile

Pontprennau and Old St Mellons Population
11,722
Population density
1,357.6 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
38.3(+4%)
Anti-social behaviour
18.85(+30%)
Public order
12.71(+42%)
Shoplifting
10.07(+45%)
Criminal damage and arson
9.98(+24%)
Wales average

Demographics

Ethnic groups

British
8,941
76.28%
Indian
487
4.15%
Other White
434
3.7%
Arab
276
2.35%
Pakistani
201
1.71%
Total population: 11,722

Economics

Education (age 16+)

Level 4 qualifications or above
4,413
47.45%
Level 3 (A level)
1,482
15.93%
Level 2 (GCSEs 9-4)
1,143
12.29%
No qualifications
1,116
12%
Level 1 (GCSEs 3-1)
631
6.78%
Total 16+ residents: 9,301

Housing

Housing tenure

Owns with a mortgage
2,269
46.22%
Owns outright
1,199
24.42%
Private landlord or letting agency
786
16.01%
Other social rented
487
9.92%
Other forms of private rent
75
1.53%
Total households: 4,909

Property prices in Pontprennau and Old St Mellons

Based on 189 recent sales, the median property price is £295,000 in Pontprennau and Old St Mellons area, with individual transactions ranging from £100,000 up to £1,260,000.

Price distribution per property type (last year)

Price distribution by property type for Pontprennau and Old St Mellons 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 Pontprennau and Old St Mellons over the last year.
TypeSalesMedian
Detached70£408,500
Flats14£167,500
Semi-Detached51£290,000
Terraced54£235,000

10 years median price trend in Pontprennau and Old St Mellons

Ten year median sale price trend for each property type in Pontprennau and Old St Mellons.

All postcodes in Pontprennau and Old St Mellons

CF35XA

Wernfawr Lane

CF36WA

Heol Booths

CF238NH

Cowslip Close

CF238NR

Foxberry Close

CF238RR

Claverton Way

CF36BD

Pontprennau and Old St Mellons

CF36BA

Heol Roberts

CF238PB

Gateside Close

CF35DE

William Nicholls Drive

CF35UJ

Clos Hendre Gadno

CF36XA

Jindabyne Court

CF238LN

Barnfield Close

CF238NY

Harefield Close

CF238PD

Jaycroft Close

CF238PX

Baltimore Close

CF36YT

Church Road

CF238AA

Greenwood Close

CF238NF

Evenwood Close

CF238SD

Gaulden Grove

CF36AW

Ffordd Williamson

CF238NQ

Lascelles Drive

CF238AN

Croescadarn Close

CF238PQ

Kinsale Close

CF238QA

Wicklow Close

CF36YG

Mortimer Avenue

CF36YS

Stryd Boyd

CF36AS

Rees Drive

CF238ET

The Farthings

CF238RP

Beck Court

CF238SH

Peppermint Drive

CF31NP

Duncan Close

CF35EZ

Ty To Maen Close

CF35UD

Bethania Row

CF35UY

Newport Road

CF238NB

Clos Nant Glaswg

CF238BZ

Amberwood Close

CF238NS

Burwell Close

CF238RB

Copse Walk

CF35SW

Melrose Close

CF36AB

Boyce Way

CF238FD

Pipkin Close

CF238LL

Heol Glaslyn

CF36YN

Church Road

Data Sources

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