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Postcode insights

AL4 0NN

High Street

Colney Heath

Interactive map showing AL4 0NN and surrounding area

Detailed insights for AL4 0NN

Overview

Postcode AL4 0NN is located in a rural village, within the Colney Heath ward of St Albans in the East of England region, and forms part of the Colney Heath & Highfield Park area. It has average deprivation and high crime levels, with around 67.9 crimes per 1,000 residents per year, about 17% below the East of England average of 82 per 1,000. The average income per household in Colney Heath & Highfield Park is £74,057 per year. The nearest station is Welham Green, about 2.3 miles away. There are 1 primary and no secondary schools in the area. There are 2 parks nearby, the closest large park is Colney Heath Common.

Crime rate
7/10
Crimes per 1k residents
68
Deprivation level
5/10
Income level
10/10
Social housing
29%
Connectivity
N/A
Flood Risk
No risk
Noise Level
Medium

Deprivation level

5/10

Colney Heath & Highfield Park has an average level of deprivation, ranked at position 19,758 out of 32,844 areas in the United Kingdom, placing it within the bottom 40% least deprived areas in England.

Crime level

7/10

Colney Heath & Highfield Park has a high crime rate, with approximately 67.9 reported incidents per 1,000 population each year.

Social housing

29%

Approximately 29.0% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 18.9% of dwellings are socially rented.

Income level

10/10

The average income per household in Colney Heath & Highfield Park is £74,057 per year.

Noise Level

Medium

Medium noise level (60.0-64.9 dB) from road, approximately 213 ft away from AL4 0NN.

Flood risk

No risk

Colney Heath & Highfield Park near AL4 0NN has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

The nearest station is Welham Green located about 2.3 miles away. There are no other stations nearby.

Parks

Nearby parks and green spaces for AL4 0NN
DistanceNameSizeDirections
0.3 miColney Heath CommonLargeWalking directions to Colney Heath Common
0.2 miColney Heath Community ParkSmallWalking directions to Colney Heath Community Park

Area Profile

Population
355
Population density
540.7 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
28.54(-10%)
Anti-social behaviour
26(+125%)
Criminal damage and arson
10.15(+60%)
Vehicle crime
7.61(+73%)
Burglary
5.07(+82%)
East of England average

Demographics

Ethnic groups

British
293
83.95%
White and Black African (mixed)
9
2.58%
Other White
8
2.29%
White and Black Caribbean (mixed)
7
2.01%
Other Mixed or Multiple ethnic groups
5
1.43%
Total population: 349

Economics

Education (age 16+)

Level 4+ (Degree)
81
30.34%
Level 3 (A level)
54
20.22%
Level 2 (GCSEs 9-4)
44
16.48%
Level 1 (GCSEs 3-1)
33
12.36%
No qualifications
27
10.11%
Total 16+ residents: 267

Housing

Housing tenure

Owns outright
42
32.06%
Owns with a mortgage
42
32.06%
Social rents from council
35
26.72%
Private landlord or letting agency
7
5.34%
Other social rented
3
2.29%
Total households: 131

Property prices in Colney Heath

Median price£605,000
Price per sq ft£504
Sales (last 12 months)27
Typical range (middle 50%)£476K – £714K

Based on 27 recent sales, the median property price is £605,000 (about £504 per square foot) in Colney Heath area, with individual transactions ranging from £209,000 up to £1,100,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Colney Heath over the last year.
TypeSalesMedian£/sq ft
Detached6£701,500£583
Semi-Detached12£612,500£498
Terraced7£477,500£513
Flats2£259,500£341

10-year price trendmedian sale price in Colney Heath

Sale price

Ten year median sale price trend for each property type in Colney Heath.
YearDetachedFlatsSemi-DetachedTerraced
2016£885,000£314,000£423,500£515,000
2017£854,975£305,000£525,000£380,000
2018£599,000£247,250£495,000£358,000
2019£625,000£300,000£489,000£396,250
2020£575,000£316,500£515,000£460,000
2021£792,500£278,500£575,000£410,000
2022£850,000£325,000£542,500£550,000
2023£900,000£325,000£577,500£493,000
2024£875,000£238,500£575,000£553,500
2025£652,750£259,500£605,000£476,250
2026£755,000£702,500£425,000
Ten year median sale price trend for each property type in Colney Heath.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Colney Heath.
YearDetachedFlatsSemi-DetachedTerraced
2016£523£440£463£405
2017£495£411£441£401
2018£425£419£414£470
2019£430£410£426£413
2020£562£432£465£566
2021£527£450£495£477
2022£629£485£565£633
2023£519£444£542£445
2024£549£483£484£535
2025£470£341£579£555
2026£632£460£454
Ten year median sale price per square foot trend for each property type in Colney Heath.

Price distribution by property typelast 12 months

Price distribution by property type for Colney Heath in the last year.

Recent sales

There were 6 recent sold properties in the last 18 months near AL4 0NN.

Recent sold properties in the last 18 months near AL4 0NN
DateAddressTypeTenurePriceMap
28 Nov 2025169, High Street, St Albans, AL4 0NNSemi-DetachedFreehold£435,000
03 Oct 2025119, High Street, St Albans, AL4 0NNFlatsLeasehold£310,000
07 Mar 2025121, High Street, St Albans, AL4 0NNDetachedFreehold£580,000
30 Jun 20255, Richardson Place, St Albans, AL4 0NWFlatsLeasehold£209,000
14 Nov 20258, Park Lane, St Albans, AL4 0NRSemi-DetachedFreehold£605,000

Schools

In the AL4 0NN postcode area, located within Colney Heath & Highfield Park, there are 1 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for AL4 0NN
DistancePhaseNameTypeRating
0.1 miPrimaryColney Heath Junior Mixed Infant and Nursery SchoolCommunity school

Good

Local amenities

1 nearby supermarkets & convenience stores within mi of AL4 0NN

Nearby supermarkets & convenience stores for AL4 0NN
DistanceNameAddressDirections
0.4 miColney Heath NewsHigh Street, St Albans, AL4 0NUWalking directions to Colney Heath News

Council Tax Bands

Annual council tax rates for St Albans district (2025-26).

Band A£1,537
Band B£1,794
Band C£2,050
Band D£2,306
Band E£2,818
Band F£3,331
Band G£3,843
Band H£4,612

Council tax bands are based on the value of your property. Most homes fall into bands A to D.

Local councillor and member of parliament

Elected local representatives for AL4 0NN, including ward councillors and the local member of parliament.

Local councillors

Chris Brazier

Colney Heath - Elected 7 May 2026

Liberal Democrats

Member of parliament

Daisy Cooper

St Albans - Elected 4 Jul 2024

Liberal Democrats

Geographic Information

DistrictSt AlbansE07000240
Parliamentary ConstituencySt AlbansE14001507
WardColney HeathE05013950
ParishColney HeathE04013283
MSOA (Middle Layer Super Output Area)Colney Heath & Highfield ParkE02007090
LSOA (Lower Layer Super Output Area)St Albans 021CE01035581
Police ForceHertfordshire
Postcode Introduced1980-01-01

Frequently asked questions about AL4 0NN

Is AL4 0NN (Colney Heath & Highfield Park) safe?

The area around AL4 0NN records about 68 crimes per 1,000 residents per year, which is a high crime rate for England: it scores 7 out of 10 on the Area360 crime scale, where 10 is the highest crime level. Across East of England as a whole the rate is about 82 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 AL4 0NN?

The median sale price around AL4 0NN in Colney Heath & Highfield Park is £605,000 (about £504 per square foot) based on 27 registered sales according to HM Land Registry data.

What schools are near AL4 0NN?

There is 1 school close to AL4 0NN, including Colney Heath Junior Mixed Infant and Nursery School (Good). Ratings are from the latest Ofsted inspections.

How deprived is the area around AL4 0NN?

AL4 0NN scores 5 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 19,758 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents AL4 0NN (Colney Heath & Highfield Park) in Parliament and on the local council?

The Member of Parliament for St Albans covering AL4 0NN is Daisy Cooper (Liberal Democrats), elected at the 2024 general election. The area is represented by 1 local councillor: Chris Brazier (Liberal Democrats).

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.