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Seaham Northlea & Westlea

Interactive map displaying Seaham Northlea & Westlea

About

Seaham Northlea & Westlea is a residential area situated on the northern edge of the coastal town of Seaham. The neighbourhood is characterised by post-war and more recent housing developments, primarily consisting of semi-detached and detached homes. It is positioned inland from the North Sea coastline, with its layout defined by several main roads and cul-de-sacs. The area provides local amenities including primary schools and convenience stores for its residents.

The landscape is generally suburban, with the terrain featuring gentle slopes. A notable local feature is its proximity to the extensive Dawdon Dene, a wooded coastal ravine with walking paths that cuts through the western edge of the area. This green space provides a contrast to the built environment. The area offers straightforward road links to Seaham town centre and the A19, facilitating travel to Sunderland and other parts of County Durham.

Area overview

On average Seaham Northlea & Westlea has moderate deprivation and moderate crime levels, with around 42 crimes per 1,000 residents per year. Approximately 15.6% of homes in this area are social housing provided by a local council or housing association. The average income per household in Seaham Northlea & Westlea is £47,505 per year. There are 4 schools in Seaham Northlea & Westlea: 3 primary (0 Outstanding and 2 Good) and 1 secondary (0 Outstanding and 1 Good). Seaham Northlea & Westlea is home to around 8,557 people, with a population density of about 822.7 per km2.

Crime rate
3/10
Crimes per 1k residents
42
Deprivation level
4/10
Income level
7/10
Social housing
15.6%
Connectivity
N/A

Area Profile

Seaham Northlea & Westlea Population
8,557
Population density
822.7 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
21.74(-47%)
Anti-social behaviour
10.52(-54%)
Shoplifting
6.08(-50%)
Criminal damage and arson
5.03(-58%)
Other theft
4.91(-25%)
North East average

Demographics

Ethnic groups

British
8,344
97.53%
Other White
51
0.6%
Indian
31
0.36%
Irish
20
0.23%
Other Asian
19
0.22%
Total population: 8,555

Economics

Education (age 16+)

Level 4+ (Degree)
1,965
27.66%
Level 3 (A level)
1,367
19.25%
No qualifications
1,346
18.95%
Level 2 (GCSEs 9-4)
1,084
15.26%
Level 1 (GCSEs 3-1)
687
9.67%
Total 16+ residents: 7,103

Housing

Housing tenure

Owns outright
1,483
39.15%
Owns with a mortgage
1,351
35.67%
Social rents from council
353
9.32%
Private landlord or letting agency
338
8.92%
Other social rented
189
4.99%
Total households: 3,788

Property prices in Seaham Northlea & Westlea

Based on 110 recent sales, the median property price is £164,000 in Seaham Northlea & Westlea area, with individual transactions ranging from £30,000 up to £885,000.

Price distribution per property type (last year)

Price distribution by property type for Seaham Northlea & Westlea 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 Seaham Northlea & Westlea over the last year.
TypeSalesMedian
Detached28£275,000
Flats6£69,000
Semi-Detached57£160,000
Terraced19£123,000

10 years median price trend in Seaham Northlea & Westlea

Ten year median sale price trend for each property type in Seaham Northlea & Westlea.

All postcodes in Seaham Northlea & Westlea

SR70JW

Seaton Crescent

SR70JX

Rutherford Avenue

SR70LS

Seaton Lane

SR70DY

Norton Avenue

SR70NB

Seaham

SR78EH

Westlea Road

SR78JE

Watling Avenue

SR70HL

Dovedale Court

Data Sources

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