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Postcode insights

CO3 3LJ

Castle

Colchester

England / East of England / Colchester / Central Colchester / Castle / CO3 3LJ

Overview

Postcode CO3 3LJ is located in an urban city, within the Castle ward of Colchester in the East of England region , and forms part of the Central Colchester area. It has moderate deprivation and very high crime levels, with around 148.4 crimes per 1,000 residents per year. The average income of residents in Central Colchester is £46,400 per year. The nearest station is Colchester located about 0.4 miles away. There are 7 primary and 2 secondary schools in the area. There are 1 parks nearby, closest medium park is Lower Castle Park.

Crime rate
9/10
Crimes per 1k residents
148
Deprivation level
5/10
Income level
5/10
Social housing
2.6%
Connectivity
N/A
Flood Risk
Low
Noise Level
Very High

Deprivation level

5/10

Central Colchester has a moderate level of deprivation, ranked at position 19,464 out of 32,844 areas in the United Kingdom — placing it within the bottom 41% least deprived areas in England.

Crime level

9/10

Central Colchester has a very high crime rate, with approximately 148.4 reported incidents per 1,000 residents each year.

Social housing

2.6%

Approximately 2.6% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 11.1% of dwellings are socially rented.

Income level

5/10

The average income of residents in Central Colchester is £46,400 per year.

Noise Level

Very High

Very High noise level (>=75.0 dB) from road, approximately 87 ft away from CO3 3LJ.

Flood risk

Low

Central Colchester near CO3 3LJ has low flood risk (between 0.1% and 1% chance of a flood each year) from rivers and sea.

Transport

The nearest station is Colchester located about 0.4 miles away. There are 2 stations nearby.

DistanceNameLines
0.4 mi

Colchester

N/A

0.8 mi

Colchester Town

N/A

Parks

DistanceNameSize
0.5 miLower Castle ParkMedium

Area Profile

Population
289
Population density
2,698.4 per km²

Demographics

British
164
57.75%
Other White
53
18.66%
Indian
19
6.69%
African
13
4.58%
Other
12
4.23%
Total population: 284

Housing

Private landlord or letting agency
102
65.81%
Owns with a mortgage
32
20.65%
Owns outright
9
5.81%
Other forms of private rent
8
5.16%
Other social rented
4
2.58%
Total households: 155

Property prices in Castle

Based on 176 recent sales, the median property price is £220,000 in Castle area, with individual transactions ranging from £80,000 up to £1,440,000.

Price per property type (last year)

Price per property type (last year)

TypeSalesMedian
Detached10£346,250
Flats93£172,500
Semi-Detached22£327,500
Terraced51£283,000

10 years price trend in Castle

Schools

In the CO3 3LJ postcode area, located within Central Colchester, there are 7 primary and 2 secondary schools in close proximity.

DistancePhaseNameTypeRating
0.1 miSecondarySt Helena SchoolAcademy converter

Good

0.1 miPrimaryNorth Primary School and NurseryCommunity school

Good

0.2 mi16 plusColchester InstituteFurther education

Good

Local amenities

DistanceNameAddress
0.2 miOcean International General Stores57 North Station Road, Colchester, CO1 1RQ
0.2 miAl Madinah Market47 North Station Road, Colchester, CO1 1RQ
0.2 miMatha SupermarketSheepen Road, Colchester, CO3 3GT
0.2 miNorth Station Road Convenience Stroe37 North Station Road, Colchester, CO1 1RQ
0.2 miJAM International Store35 North Station Road, Colchester, CO1 1RQ

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/09/2025.