Mardleybury on the map

Location in HertfordshireMardleybury sits where the marker shows within the county.

4,971
Population
3,033
Households
8 / 10
Deprivation decile
Among least deprived
12
Schools nearby
£74,049
Avg. household income
306
Businesses
190
People per km²
Create a free area profile for MardleyburyDownload or embed an infographic of these statistics

About Mardleybury

Mardleybury is a small village located in Hertfordshire, England, within the SG3 postcode area. This area is primarily residential, featuring a mix of traditional and modern housing. The village is surrounded by countryside, providing opportunities for outdoor activities such as walking and cycling.

Local amenities include a few shops and a primary school, catering to the needs of residents. Mardleybury is well-connected to nearby towns, making it convenient for those who commute for work or leisure. The village's community spirit is evident in local events and gatherings, fostering a sense of belonging among its inhabitants.

School Ratings in Mardleybury

Families in Mardleybury have access to 98 local schools. NH10 Barleyfields Family Centre is rated Outstanding by Ofsted. A further 3 schools hold a Good rating.

House Prices in Mardleybury

Homes sell for an average of £494K locally. Most of the housing is made up of flats, averaging £279K.

Crime and Anti-Social Behaviour in Mardleybury

Crime in the area is higher than the national average. Anti-social behaviour is the leading concern across Mardleybury, with 24 incidents recorded in May 2026.

Deprivation and Employment in Mardleybury

The 2025 Index of Multiple Deprivation places Mardleybury among the least deprived neighbourhoods in England. Working-age employment in the area is well above the national average. Residents in the area generally earn above the national average.

Healthcare in Mardleybury

There are 11 GP surgeries within three miles of Mardleybury, the nearest being Knebworth & Marymead Practice (1.2 miles away).

Property Prices 1,072 sales

Average Price £494K
£525 , £7.43M
Detached £770K 256
Semi £506K 263
Terraced £372K 253
Flat £279K 270

Household Income in Mardleybury ONS 2023

The average total household income in Mardleybury is approximately £74,049 a year before tax, 34% above the national average of £55,302. After tax and benefits, the average disposable (net) household income is around £50,177. These are modelled estimates from the Office for National Statistics for the financial year ending 2023.

Mardleybury £74,049
England & Wales avg. £55,302

Net (after tax) household income averages £50,177.

Businesses in Mardleybury ONS 2025

There are approximately 306 active businesses based in Mardleybury, around 62 for every 1,000 residents. The local economy is dominated by small firms: about 94% are micro-businesses employing fewer than 10 people, while 2 are larger employers with 50 or more staff. Figures are from the Office for National Statistics UK Business Counts.

306 Total businesses
62 Per 1,000 residents
Micro, 0-9 94%
Small, 10-49 5%
Medium, 50-249 1%
Large, 250+ 0%

Deprivation and Employment in Mardleybury IMD 2025

According to the 2025 Index of Multiple Deprivation, Mardleybury experiences very low levels of deprivation. The local economy supports strong employment and incomes are above the national average. Access to services, education and healthcare in the area is generally good.

Overall Deprivation
8/10
Income
8/10
Employment
8/10
Education
9/10
Health
9/10
Housing
5/10
Living Environment
6/10
Children 0-15 18%
Working age 61%
Older 65+ 21%
893 Children (0-15) 18%
3,054 Working Age 61%
1,024 Older (65+) 21%
Above Average Child Poverty (IDACI) 14.9% of children in income-deprived families
Above Average Older Person Poverty (IDAOPI) 7.7% of over-60s in income-deprived households
Data from English Indices of Deprivation 2025 · Contains public sector information licensed under the Open Government Licence v3.0

Crime in Mardleybury 91 crimes · May 2026

High Crime Area

Crime figures for Mardleybury are higher than the England and Wales average, with violence & sexual offences the most prevalent offence recorded. Urban density and footfall contribute to elevated reporting in areas like this. Ongoing investment in policing and community safety programmes aims to improve the picture.

Violence & Sexual Offences 38
Anti-Social Behaviour 24
Other Theft 8
Criminal Damage & Arson 6
Public Order 5
Vehicle Crime 5
Drugs 2
Other Crime 2
Burglary 1
Local Policing
Hertfordshire East Herts Rural Visit force website →
Data from data.police.uk · Contains public sector information licensed under the Open Government Licence v3.0
Crime figures depend on reporting by individual police forces and may not reflect the full picture in all areas.

Nearest Train Stations 6 stations

Knebworth Train Station 1.4 miles
Welwyn North Train Station 2 miles
Watton-At-Stone Train Station 2.1 miles
Welwyn Garden City Train Station 3.8 miles
Stevenage Train Station 3.9 miles
Hertford North Train Station 4.8 miles

Location

Local Government

District North Hertfordshire
County Hertfordshire
Ward Knebworth
Constituency Stevenage
Parish Knebworth
Region East of England

Home Ownership in Mardleybury

Of the 2,186 households in and around Mardleybury, 66% are owned, 17% are socially rented and 18% are privately rented. Home ownership here is higher than the England and Wales average of 63%.

Owned 66% Social rented 17% Private rented 18%

Tenure from the 2021 Census (ONS), for the postcode districts covering Mardleybury.

Frequently Asked Questions about Mardleybury

What is the population of Mardleybury?
Mardleybury has a population of approximately 4,971 residents, based on the latest census figures for the surrounding postcode area.
What is the average house price in Mardleybury?
The average property in and around Mardleybury sold for about £493,666, based on HM Land Registry Price Paid records. That is around 41% above the England and Wales average of £349,091.
Is Mardleybury a deprived area?
Mardleybury sits among the least deprived areas in England, with an Index of Multiple Deprivation decile of 8 out of 10, where 1 is the most deprived and 10 the least deprived.
What postcodes cover Mardleybury?
Mardleybury is covered by the SG3 postcode district.
How many schools are there in Mardleybury?
There are 12 schools within easy reach of Mardleybury, spanning primary, secondary and other phases.
Where is the nearest train station to Mardleybury?
The nearest railway station to Mardleybury is Knebworth Train Station, about 1.4 miles away.