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Postcode insights

CM20 3HB

Sewell Harris Close

Mark Hall

Interactive map showing CM20 3HB and surrounding area

Detailed insights for CM20 3HB

Overview

Postcode CM20 3HB is located in an urban city, within the Mark Hall ward of Harlow in the East of England region, and forms part of the Mark Hall & Templefields area. It has average deprivation and very high crime levels, with around 98.8 crimes per 1,000 residents per year, roughly 1.2× the East of England average of 82 per 1,000. The average income per household in Mark Hall & Templefields is £48,992 per year. The nearest station is Harlow Town, about 0.9 miles away. There are 7 primary and 4 secondary schools in the area. There are 5 parks nearby, the closest large park is Mark Hall Park.

Crime rate
9/10
Crimes per 1k residents
99
Deprivation level
6/10
Income level
3/10
Social housing
54.2%
Connectivity
N/A
Flood Risk
No risk
Noise Level
No noise

Deprivation level

6/10

Mark Hall & Templefields has an average level of deprivation, ranked at position 11,168 out of 32,844 areas in the United Kingdom, placing it within the top 34% most deprived areas in England.

Crime level

9/10

Mark Hall & Templefields has a very high crime rate, with approximately 98.8 reported incidents per 1,000 population each year.

Social housing

54.2%

Approximately 54.2% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 40.7% of dwellings are socially rented.

Income level

3/10

The average income per household in Mark Hall & Templefields is £48,992 per year.

Noise Level

No noise

No significant noise sources from railways or roads near CM20 3HB.

Flood risk

No risk

Mark Hall & Templefields near CM20 3HB has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

The nearest station is Harlow Town located about 0.9 miles away. There are 1 stations nearby.

Nearby public transport stations for CM20 3HB
DistanceNameLinesDirections
0.9 mi

Harlow Town

N/A

Walking directions to Harlow Town

Parks

Nearby parks and green spaces for CM20 3HB
DistanceNameSizeDirections
0.4 miMark Hall ParkLargeWalking directions to Mark Hall Park
0.4 miThe QuarrySmallWalking directions to The Quarry
0.3 miBlackbush Spring ParkSmallWalking directions to Blackbush Spring Park

Area Profile

Population
287
Population density
4,268.8 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
62.29(+97%)
Anti-social behaviour
28.44(+146%)
Criminal damage and arson
6.77(+7%)
Possession of weapons
5.42(+483%)
Drugs
4.74(+64%)
East of England average

Demographics

Ethnic groups

British
249
86.16%
Other White
24
8.3%
Irish
6
2.08%
Other Mixed or Multiple ethnic groups
4
1.38%
Pakistani
2
0.69%
Total population: 289

Economics

Education (age 16+)

No qualifications
89
35.46%
Level 4+ (Degree)
38
15.14%
Level 3 (A level)
35
13.94%
Level 1 (GCSEs 3-1)
33
13.15%
Level 2 (GCSEs 9-4)
26
10.36%
Total 16+ residents: 251

Housing

Housing tenure

Social rents from council
70
53.44%
Owns with a mortgage
26
19.85%
Owns outright
25
19.08%
Private landlord or letting agency
7
5.34%
Shared ownership
1
0.76%
Total households: 131

Property prices in Mark Hall

Median price£318,000
Price per sq ft£351
Sales (last 12 months)59
Typical range (middle 50%)£219K – £340K

Based on 59 recent sales, the median property price is £318,000 (about £351 per square foot) in Mark Hall area, with individual transactions ranging from £110,000 up to £550,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Mark Hall over the last year.
TypeSalesMedian£/sq ft
Detached1£550,000£419
Semi-Detached5£363,000£384
Terraced31£335,000£354
Flats22£196,500£289

10-year price trendmedian sale price in Mark Hall

Sale price

Ten year median sale price trend for each property type in Mark Hall.
YearFlatsSemi-DetachedTerraced
2016£175,000£310,000£270,000
2017£180,000£303,000£267,818
2018£180,000£317,500£270,000
2019£185,000£334,500£270,000
2020£205,000£330,000£295,000
2021£210,000£352,500£300,000
2022£175,000£362,500£332,250
2023£195,000£439,250£328,500
2024£180,000£475,000£327,000
2025£191,500£362,500£337,250
2026£205,000£363,000£328,000
Ten year median sale price trend for each property type in Mark Hall.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Mark Hall.
YearFlatsSemi-DetachedTerraced
2016£282£348£289
2017£272£324£288
2018£315£320£304
2019£273£334£290
2020£282£316£304
2021£341£364£319
2022£317£382£350
2023£315£359£356
2024£307£337£355
2025£277£372£347
2026£345£388£363
Ten year median sale price per square foot trend for each property type in Mark Hall.

Price distribution by property typelast 12 months

Price distribution by property type for Mark Hall in the last year.

Recent sales

There were 50+ recent sold properties in the last 18 months near CM20 3HB.

Recent sold properties in the last 18 months near CM20 3HB
DateAddressTypeTenurePriceMap
05 Dec 20254, Sewell Harris Close, Harlow, CM20 3HBTerracedFreehold£300,000
19 Sept 20258, Sewell Harris Close, Harlow, CM20 3HBSemi-DetachedFreehold£365,000
20 Mar 2025Flat 2, Adingtons, Halling Hill, Harlow, CM20 3JYFlatsLeasehold£230,000
15 Apr 202615, Vicarage Wood, Harlow, CM20 3HETerracedFreehold£282,000
27 Mar 2025104, The Stow, Harlow, CM20 3ASFlatsLeasehold£173,000

Schools

In the CM20 3HB postcode area, located within Mark Hall & Templefields, there are 7 primary and 4 secondary schools in close proximity.

Nearby primary and secondary schools for CM20 3HB
DistancePhaseNameTypeRating
0.2 miPrimaryCooks Spinney Primary Academy and NurseryAcademy sponsor led

Good

0.3 miPrimarySt Alban's Catholic AcademyAcademy converter

Good

0.3 miSecondaryBurnt Mill AcademyAcademy converter

Good

Local amenities

3 nearby supermarkets & convenience stores within mi of CM20 3HB

Nearby supermarkets & convenience stores for CM20 3HB
DistanceNameAddressDirections
0.2 miAldiFirst Avenue, Harlow, CM20 3FAWalking directions to Aldi
0.4 miPypers Hatch Food & WineMaddox Road, Harlow, CM20 3NGWalking directions to Pypers Hatch Food & Wine
0.4 miMorrisons Daily1 Maddox Road, Harlow, CM20 3PPWalking directions to Morrisons Daily

Council Tax Bands

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

Band A£1,478
Band B£1,724
Band C£1,970
Band D£2,216
Band E£2,709
Band F£3,202
Band G£3,694
Band H£4,433

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 CM20 3HB, including ward councillors and the local member of parliament.

Local councillors

John Matthew Purse

Mark Hall - Elected 7 May 2026

Conservative

Member of parliament

Chris Vince

Harlow - Elected 4 Jul 2024

Labour and Co-operative Party

Geographic Information

DistrictHarlowE07000073
Parliamentary ConstituencyHarlowE14001267
WardMark HallE05015686
ParishHarlow, unparished areaE43000064
MSOA (Middle Layer Super Output Area)Mark Hall & TemplefieldsE02004545
LSOA (Lower Layer Super Output Area)Harlow 002DE01021847
Police ForceEssex
Postcode Introduced1983-03-01

Frequently asked questions about CM20 3HB

Is CM20 3HB (Mark Hall & Templefields) safe?

The area around CM20 3HB records about 99 crimes per 1,000 residents per year, which is a very high crime rate for England: it scores 9 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, shoplifting and anti-social behaviour.

What is the average house price near CM20 3HB?

The median sale price around CM20 3HB in Mark Hall & Templefields is £318,000 (about £351 per square foot) based on 59 registered sales according to HM Land Registry data.

What schools are near CM20 3HB?

There are 12 schools close to CM20 3HB, including Cooks Spinney Primary Academy and Nursery (Good), St Alban's Catholic Academy (Good) and Burnt Mill Academy (Good). Ratings are from the latest Ofsted inspections.

What is the nearest station to CM20 3HB?

The closest station to CM20 3HB is Harlow Town, about 1,507 m away.

How deprived is the area around CM20 3HB?

CM20 3HB scores 6 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 11,168 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents CM20 3HB (Mark Hall & Templefields) in Parliament and on the local council?

The Member of Parliament for Harlow covering CM20 3HB is Chris Vince (Labour and Co-operative Party), elected at the 2024 general election. The area is represented by 1 local councillor: John Matthew Purse (Conservative and Unionist Party).

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.