Postcode insights

CO1 1SG

Castle

Colchester

England / East of England / Colchester / Central Colchester / Castle / CO1 1SG

Overview

Postcode CO1 1SG 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 188.1 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 0.3 miles away. There are 6 primary and 2 secondary schools in the area. There are 1 parks nearby, closest medium park is Lower Castle Park.

Crime rate

10/10

Crimes per 1k residents

188

Deprivation level

4/10

Income level

5/10

Social housing

3.1%

Connectivity

N/A

Flood Risk

No risk

Noise Level

Moderate

Deprivation level

4/10

Central Colchester has a low level of deprivation, ranked at position 22,377 out of 32,844 areas in the United Kingdom — placing it within the bottom 32% least deprived areas in England.

Crime level

10/10

Central Colchester has a very high crime rate, with approximately 188.1 reported incidents per 1,000 residents each year.

Social housing

3.1%

Approximately 3.1% 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

Moderate

Moderate noise level (65.0-69.9 dB) from road, approximately 290 ft away from CO1 1SG.

Flood risk

No risk

Central Colchester near CO1 1SG has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

The nearest station is Colchester located about 0.3 miles away. There are 2 stations nearby.

Distance	Name	Lines
0.3 mi	Colchester	N/A
0.8 mi	Colchester Town	N/A

Parks

Distance	Name	Size
0.4 mi	Lower Castle Park	Medium

Area Profile

Population

253

Population density

8,109 per km²

Demographics

British

172

67.72%

Other White

14.17%

African

4.72%

Indian

2.36%

Irish

2.36%

Total population: 254

Housing

Private landlord or letting agency

53.08%

Owns outright

20%

Owns with a mortgage

20%

Other forms of private rent

3.85%

Other social rented

1.54%

Total households: 130

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)

Type	Sales	Median	5th percentile	25th percentile (Lower quartile)	75th percentile (Upper quartile)	95th percentile
Detached	10	£346,250	£280,750	£309,375	£630,500	£1,104,750
Flats	93	£172,500	£88,000	£140,000	£205,000	£254,000
Semi-Detached	22	£327,500	£248,600	£300,000	£363,750	£434,500
Terraced	51	£283,000	£195,000	£250,000	£368,000	£452,500

10 years price trend in Castle

Schools

In the CO1 1SG postcode area, located within Central Colchester, there are 6 primary and 2 secondary schools in close proximity.

Distance	Phase	Name	Type	Rating
0.0 mi	Primary	North Primary School and Nursery	Community school	Good
0.2 mi	Secondary	St Helena School	Academy converter	Good
0.3 mi	16 plus	Colchester Institute	Further education	Good

Local amenities

Distance	Name	Address
0.1 mi	Ocean International General Stores	57 North Station Road, Colchester, CO1 1RQ
0.1 mi	Al Madinah Market	47 North Station Road, Colchester, CO1 1RQ
0.1 mi	North Station Road Convenience Stroe	37 North Station Road, Colchester, CO1 1RQ
0.1 mi	JAM International Store	35 North Station Road, Colchester, CO1 1RQ
0.1 mi	One Stop	21 North Station Road, Colchester, CO1 1RE

Distance	Name	Address
0.1 mi	The Victoria Inn	10 North Station Road, Colchester, CO1 1RB
0.2 mi	The Magnet	134 North Station Road, Colchester, CO1 1UZ
0.2 mi	Trotters	22 Middleborough, Colchester, CO1 1QX
0.3 mi	The Marquis	24-25 North Hill, Colchester, CO1 1EG
0.3 mi	Twisters Bar	45 North Hill, Colchester, CO1 1PY

Distance	Name	Address
0.1 mi	Curry Leaves	71 North Station Road, Colchester, CO1 1RQ
0.1 mi	Cafe Malabar	36 North Station Road, Colchester, CO1 1RB
0.1 mi	Number 34	34 North Station Road, Colchester, CO1 1RB
0.1 mi	Wan Fung House	30-32 North Station Road, Colchester, CO1 1RB
0.1 mi	Raj Palace	28 North Station Road, Colchester, CO1 1RB

Data Sources

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

HM Land Registry • Police.uk • DfE • ONS • TfL • National Rail