AL9 house prices, schools and flood risk.

111 homes sold in AL9 in the last 12 months at a median of £580,000, about the same as the year before. Detached homes typically sold for £1,002,500, flats for £260,000.

Covers Brookmans Park and Little Heath, Hatfield Central, Hatfield East, Hertford Rural, Welham Green and Hatfield South, Essendon, Little Berkhamsted, North Mymms.

Median sold price

£580k

Last 12 months

Change on year

+0.9%

From £575k

Homes sold

111

Last 12 months

New builds

0%

Of recent sales

Prices

What homes sell for in AL9

Detached

£1003k

26 sales

Semi-detached

£613k

34 sales

Terraced

£488k

30 sales

Flat

£260k

21 sales

Median sold price by year

All home types

£492k£543k£595k201620182020202220242026
Median sold price by year in AL9
2016£506k (172 sales)
2017£533k (145 sales)
2018£492k (156 sales)
2019£555k (150 sales)
2020£525k (135 sales)
2021£582k (219 sales)
2022£550k (167 sales)
2023£563k (136 sales)
2024£554k (112 sales)
2025£595k (132 sales)
2026£575k (68 sales, year so far)

HM Land Registry price paid data, standard sales only, to September 2026. Sales take a few weeks to be registered.

Streets

Where prices are highest and lowest

Median sold price over five years, streets with four or more sales.

Highest

Brookmans AvenueAL9 7QG · Mostly detached
£1,935,00019 sales
Mymms DriveAL9 7AF · Mostly detached
£1,750,00013 sales
Pine GroveAL9 7BL · Mostly detached
£1,615,00014 sales
Georges Wood RoadAL9 7BY · Mostly detached
£1,337,50014 sales
Kentish LaneAL9 6JY · Mostly detached
£1,275,0006 sales

Most affordable

North DriveAL9 5EG · Mostly flats
£233,75010 sales
School LaneAL9 6JR · Mostly flats
£238,7504 sales
NorthcottsAL9 5ES · Mostly flats
£249,0004 sales
Salisbury SquareAL9 5FE · Mostly flats
£276,00031 sales
Sovereign PlaceAL9 5ET · Mostly flats
£280,00013 sales

Sold recently

Latest recorded sales

38 The RydeAL9 5DL · Detached · 113 m² · 5 rooms · 10 Sept 2026
£610,000£5,400/m²
Westfield, Grubbs LaneAL9 6EF · Detached · 993 m² · 18 rooms · 28 Aug 2026
£2,820,000£2,840/m²
Flat 1, Old Bank House, 31a, Salisbury SquareAL9 5JD · Flat · 62 m² · 3 rooms · 14 Aug 2026
£315,000£5,080/m²
11 BarfoldsAL9 7NG · Terraced · 77 m² · 5 rooms · 11 Aug 2026
£485,000£6,300/m²
30 Somers RoadAL9 7PX · Terraced · 93 m² · 5 rooms · 3 Aug 2026
£442,500£4,760/m²
Flat 4, Newlands, Old Hertford RoadAL9 5EX · Flat · 57 m² · 4 rooms · 30 Jul 2026
£260,000£4,560/m²
18 Fore StreetAL9 5AH · Terraced · 126 m² · 7 rooms · 28 Jul 2026
£645,000£5,120/m²
51 The RydeAL9 5DQ · Terraced · 154 m² · 5 rooms · 24 Jul 2026
£775,500£5,040/m²

Floor area and rooms from each home's energy certificate. Rooms counts bedrooms and living rooms, not kitchens or bathrooms.

Living here

Schools, crime and flood risk

Schools within 2 miles

De Havilland Primary SchoolPrimary · 1.0 mi from the AL9 centre
Inadequate
Links Hatfield AcademyAlternative provision · 1.3 mi from the AL9 centre
Good
Onslow St Audrey's SchoolSecondary · 1.5 mi from the AL9 centre
Good
Countess Anne Church of England SchoolPrimary · 1.7 mi from the AL9 centre
Outstanding

Latest Ofsted ratings. Schools inspected since late 2025 show their report-card Achievement grade.

Crime

Below average

Reported in August 2026

8

Within a mile of the district centre

Anti-social behaviour
3
Vehicle crime
2
Violence
2
Other
1

data.police.uk, compared with the England average for a one-mile area.

Flood warning areas

The Environment Agency issues flood alerts for these areas in and around AL9. Being near one doesn't mean a home floods; check the exact address.

River Colne at Colney Heath
Upper River Colne and Radlett Brook
Mimmshall Brook at Warrengate Road
Mimmshall Brook
River Lee from Lemsford to Hertford
River Lee at Hertford
Lower Lee tributaries

AL9 questions

What is the average house price in AL9?

The median sold price in AL9 over the last 12 months was £580,000, across 111 sales recorded by HM Land Registry. By type: detached £1,002,500, semi-detached £612,500, terraced £487,500, flat £260,000.

Are house prices in AL9 going up?

The median sold price was up 0.9% on the previous 12 months (£575,000). Medians move with the mix of homes sold, so treat one year's change as a signal, not a forecast.

What is the most expensive street in AL9?

Brookmans Avenue has the highest median sold price in AL9 over the last five years: £1,935,000 across 19 sales.

How do I know if a home in AL9 is fairly priced?

Compare the asking price with recent sales of similar homes nearby, adjust for condition and any risks, then offer from the evidence. A Proptel report does this for one address in about 30 seconds for £9.99, including a suggested offer range and a letter for the agent.

© 2026 Proptel · Property data for buyers

Buying in AL9?Know what to offer · £9.99