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Postcode insights

CF83 1JL

The Twyn

St Martins

Interactive map showing CF83 1JL and surrounding area

Detailed insights for CF83 1JL

Overview

Postcode CF83 1JL is located in an urban city, within the St Martins ward of Caerphilly in the Wales region, and forms part of the Caerphilly South area. It has high deprivation and very high crime levels, with around 162.0 crimes per 1,000 residents per year. The average income per household in Caerphilly South is £53,895 per year. The nearest station is Caerphilly located about 0.2 miles away. There are no primary and no secondary schools in the area. There are 2 parks nearby, closest medium park is Morgan Jones Park.

Crime rate
10/10
Crimes per 1k residents
162
Deprivation level
7/10
Income level
9/10
Social housing
1.4%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

7/10

Caerphilly South has a high level of deprivation, ranked at position 739 out of 32,844 areas in the United Kingdom — placing it within the top 2% most deprived areas in Wales.

Crime level

10/10

Caerphilly South has a very high crime rate, with approximately 162.0 reported incidents per 1,000 population each year.

Social housing

1.4%

Approximately 1.4% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 8.8% of dwellings are socially rented.

Income level

9/10

The average income per household in Caerphilly South is £53,895 per year.

Noise Level

No noise

No significant noise sources from railways or roads near CF83 1JL.

Transport

The nearest station is Caerphilly located about 0.2 miles away. There are 3 stations nearby.

Nearby public transport stations for CF83 1JL
DistanceNameLinesDirections
0.2 mi

Caerphilly

N/A

Walking directions to Caerphilly
0.5 mi

Aber

N/A

Walking directions to Aber
0.8 mi

Energlyn and Churchill Park

N/A

Walking directions to Energlyn and Churchill Park

Parks

Nearby parks and green spaces for CF83 1JL
DistanceNameSizeDirections
0.5 miMorgan Jones ParkMediumWalking directions to Morgan Jones Park
0.2 miDafydd Williams ParkSmallWalking directions to Dafydd Williams Park

Area Profile

Population
321
Population density
3,222.9 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
74.63(+103%)
Anti-social behaviour
42.64(+194%)
Public order
27.72(+210%)
Criminal damage and arson
18.48(+129%)
Shoplifting
13.5(+95%)
Wales average

Demographics

Ethnic groups

British
283
88.44%
Other Asian
9
2.81%
Other White
8
2.5%
Chinese
7
2.19%
White and Black Caribbean (mixed)
5
1.56%
Total population: 320

Economics

Education (age 16+)

Level 4+ (Degree)
83
32.55%
No qualifications
49
19.22%
Level 3 (A level)
46
18.04%
Level 2 (GCSEs 9-4)
35
13.73%
Level 1 (GCSEs 3-1)
21
8.24%
Total 16+ residents: 255

Housing

Housing tenure

Owns outright
53
36.3%
Private landlord or letting agency
44
30.14%
Owns with a mortgage
40
27.4%
Other forms of private rent
6
4.11%
Social rents from council
2
1.37%
Total households: 146

Property prices in St Martins

Based on 116 recent sales, the median property price is £255,000 in St Martins area, with individual transactions ranging from £103,411 up to £586,275.

Price distribution per property type (last year)

Price distribution by property type for St Martins 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 St Martins over the last year.
TypeSalesMedian
Detached26£399,998
Flats5£113,000
Semi-Detached36£277,500
Terraced49£212,500

10 year median price trend in St Martins

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

Schools

In the CF83 1JL postcode area, located within Caerphilly South, there are 0 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for CF83 1JL
DistancePhaseNameTypeRating
0.1 miNot applicableTwyn Primary SchoolWelsh establishment

N/A

0.3 miNot applicableYsgol Gynradd Gymraeg Y CastellWelsh establishment

N/A

0.4 miNot applicableSt Martin's SchoolWelsh establishment

N/A

Local amenities

4 nearby supermarkets & convenience stores within mi of CF83 1JL

Nearby supermarkets & convenience stores for CF83 1JL
DistanceNameAddressDirections
0.1 miIceland10/12 Cardiff Road, Caerphilly, CF83 1JNWalking directions to Iceland
0.1 miFamily ShopperCardiff Road, Caerphilly, CF83 1JPWalking directions to Family Shopper
0.1 miHeron FoodsBrynau Road, Caerphilly, CF83 1NUWalking directions to Heron Foods
0.2 miMorrisons44 Castle Street, Caerphilly, CF83 1XPWalking directions to Morrisons

Geographic Information

RegionWalesUKL
DistrictCaerphillyW06000018
Parliamentary ConstituencyCaerphillyW07000088
WardSt MartinsW05001674
ParishCaerphillyW04000904
MSOA (Middle Layer Super Output Area)Caerphilly SouthW02000313
LSOA (Lower Layer Super Output Area)Caerphilly 024CW01001424
Police ForceGwent
Postcode Introduced1995-07-01

Nearby Postcodes

Data Sources

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