Mill Green on the map

Location in HertfordshireMill Green sits where the marker shows within the county.

12,064
Population
4,342
Households
7 / 10
Deprivation decile
Around average
12
Schools nearby
£66,240
Avg. household income
757
Businesses
325
People per km²
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About Mill Green

Mill Green is a small village located in Hertfordshire, England, within the AL9 postcode area. It is situated near the larger town of Welwyn Garden City, making it accessible for visitors who wish to explore both areas. The village features a mix of residential homes and open spaces, providing a quiet environment for those living and visiting.

One of the notable features of Mill Green is the Mill Green Museum, which showcases the local heritage and the history of the area. The museum is housed in a former watermill, adding to its significance. The surrounding countryside offers opportunities for walking and enjoying the natural landscape, making it a pleasant spot for outdoor activities. Mill Green is well-connected by road, allowing for easy access to nearby towns and attractions.

School Ratings in Mill Green

Families in Mill Green have access to 92 local schools. Rhodes Wood Hospital School is rated Outstanding by Ofsted. A further 3 schools hold a Good rating.

House Prices in Mill Green

Homes sell for an average of £735K locally. Most of the housing is made up of detached homes, averaging £1.1M.

Crime and Anti-Social Behaviour in Mill Green

Crime in the area is higher than the national average. Anti-social behaviour is the leading concern across Mill Green, with 72 incidents recorded in May 2026.

Deprivation and Employment in Mill Green

The 2025 Index of Multiple Deprivation places Mill Green around the national average for deprivation. Employment rates locally are in line with what is seen across England. Average incomes in the area are typical for England.

Healthcare in Mill Green

There are 18 GP surgeries within three miles of Mill Green, the nearest being Huc Herts Valley (0.9 miles away).

Property Prices 1,426 sales

Average Price £735K
£498 , £10.9M
Detached £1.15M 417
Semi £643K 292
Terraced £478K 299
Flat £323K 320

Household Income in Mill Green ONS 2023

The average total household income in Mill Green is approximately £66,240 a year before tax, 20% above the national average of £55,302. After tax and benefits, the average disposable (net) household income is around £47,794. These are modelled estimates from the Office for National Statistics for the financial year ending 2023.

Mill Green £66,240
England & Wales avg. £55,302

Net (after tax) household income averages £47,794.

Businesses in Mill Green ONS 2025

There are approximately 757 active businesses based in Mill Green, around 63 for every 1,000 residents. The local economy is dominated by small firms: about 89% are micro-businesses employing fewer than 10 people, while 14 are larger employers with 50 or more staff. Figures are from the Office for National Statistics UK Business Counts.

757 Total businesses
63 Per 1,000 residents
Micro, 0-9 89%
Small, 10-49 8%
Medium, 50-249 2%
Large, 250+ 1%

Deprivation and Employment in Mill Green IMD 2025

Deprivation levels in Mill Green are around the national average based on the 2025 Index of Multiple Deprivation. Employment is accessible for most residents and household incomes reflect the broader national picture. The area maintains a steady balance between affordability and quality of life.

Overall Deprivation
7/10
Income
7/10
Employment
7/10
Education
6/10
Health
8/10
Housing
6/10
Living Environment
6/10
Children 0-15 17%
Working age 62%
Older 65+ 21%
2,036 Children (0-15) 17%
7,476 Working Age 62%
2,550 Older (65+) 21%
Average Child Poverty (IDACI) 26.5% of children in income-deprived families
Average Older Person Poverty (IDAOPI) 15.3% 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 Mill Green 274 crimes · May 2026

High Crime Area

Crime figures for Mill Green 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 96
Anti-Social Behaviour 72
Criminal Damage & Arson 23
Vehicle Crime 17
Shoplifting 10
Bicycle Theft 9
Burglary 9
Drugs 9
Other Theft 9
Public Order 7
Other Crime 4
Weapons 3
Robbery 3
Theft from Person 3
Local Policing
Hertfordshire Welwyn Hatfield South 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

Hatfield (Herts) Train Station 0.9 miles
Welwyn Garden City Train Station 2.2 miles
Welham Green Train Station 2.4 miles
Brookmans Park Train Station 3.3 miles
Welwyn North Train Station 3.9 miles
Hertford North Train Station 4.9 miles

Location

Local Government

District Welwyn Hatfield
County Hertfordshire
Ward Hatfield East
Constituency Welwyn Hatfield
Parish Hatfield
Region East of England

Home Ownership in Mill Green

Of the 4,795 households in and around Mill Green, 73% are owned, 9% are socially rented and 18% are privately rented. Home ownership here is higher than the England and Wales average of 63%.

Owned 73% Social rented 9% Private rented 18%

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

Frequently Asked Questions about Mill Green

What is the population of Mill Green?
Mill Green has a population of approximately 12,064 residents, based on the latest census figures for the surrounding postcode area.
What is the average house price in Mill Green?
The average property in and around Mill Green sold for about £734,683, based on HM Land Registry Price Paid records. That is around 110% above the England and Wales average of £349,091.
Is Mill Green a deprived area?
Mill Green sits around the national average for deprivation, with an Index of Multiple Deprivation decile of 7 out of 10, where 1 is the most deprived and 10 the least deprived.
What postcodes cover Mill Green?
Mill Green is covered by the AL9 postcode district.
How many schools are there in Mill Green?
There are 12 schools within easy reach of Mill Green, spanning primary, secondary and other phases.
Where is the nearest train station to Mill Green?
The nearest railway station to Mill Green is Hatfield (Herts) Train Station, about 0.9 miles away.