House prices in AL9
Median value — November 2026
£639,000
Modelled from 3,191 properties Stede tracks in AL9
Market snapshot
£639,000
Median value
£776,867
Average value
97
Sales in the last 12 months
+2%
Change over the past year
Value over time
- Modelled value
- Projected
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £200,631 |
| 2001 | £217,753 |
| 2002 | £282,872 |
| 2003 | £303,754 |
| 2004 | £326,119 |
| 2005 | £328,069 |
| 2006 | £344,028 |
| 2007 | £373,247 |
| 2008 | £336,433 |
| 2009 | £355,949 |
| 2010 | £370,586 |
| 2011 | £368,738 |
| 2012 | £381,489 |
| 2013 | £401,298 |
| 2014 | £447,936 |
| 2015 | £502,597 |
| 2016 | £563,961 |
| 2017 | £574,812 |
| 2018 | £583,189 |
| 2019 | £572,219 |
| 2020 | £600,225 |
| 2021 | £626,933 |
| 2022 | £654,505 |
| 2023 | £615,356 |
| 2024 | £623,227 |
| 2025 | £621,084 |
| 2026 | £639,000 |
Property types
- Detached house34%£1,119,500
- Semi-detached house24%£671,000
- Mid-terrace house23%£470,000
- Flat / Maisonette18%£262,000
- Property0%£733,500
Recent sales
- 38 The Ryde, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DL£610,000 · 2026£609,000
- Westfield, Grubbs Lane, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 6EF£2,820,000 · 2026£3,723,000
- 79 Holloways Lane, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7NU£650,000 · 2026£569,000
- Old Bank House, 31A, Flat 1, Salisbury Square, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5JD£315,000 · 2026£313,000
- 11 Barfolds, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7NG£485,000 · 2026£496,000
- 30 Somers Road, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7PX£442,500 · 2026£484,000
- Newlands, Flat 4, Old Hertford Road, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5EX£260,000 · 2026£263,000
- 18 Fore Street, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5AH£645,000 · 2026£662,000
Addresses in AL9
- 10 Moffats Lane, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7RU£207,000 · 1996£1,123,000
- 10 Mount Pleasant Close, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5BZ£384,000 · 2010£686,000
- 10 Mount Pleasant Lane, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5BY£374,950 · 2014£493,000
- 10 Mymms Drive, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7AF£945,000 · 2011£1,429,000
- 10 Nash Close, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7NN£158,000 · 2013£261,000
- 10 Northcotts, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5ES£90,000 · 2002£185,000
- 10 Oaklands Avenue, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UJ£123,000 · 1996£689,000
- 10 Park Close, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5AY£114,995 · 2003£203,000
- 10 Park Street, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5AX£360,000 · 2007£619,000
- 10 Parsonage Lane, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7LU£285,000 · 2012£537,000
- 10 Parsonage Road, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7LZ£498,500 · 2018£757,000
- 10 Pine Grove, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7BS£1,530,000 · 2021£1,731,000
- 10 Pleasant Rise, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DS£240,000 · 2004£543,000
- 10 Pooleys Lane, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7LH£210,000 · 2004£541,000
- 10 Potterells, North Mymms, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7SL£545,000 · 2021£589,000
- 10 Puttocks Drive, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7LP£390,000 · 2020£459,000
- 10 Second Floor Flat, College Hill, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7DU£60,000 · 2000£207,000
- 10 Somers Road, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7PX£200,000 · 2003£485,000
- 10 Somers Square, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7PS£462,000 · 2023£483,000
- 10 Sovereign Place, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5EL£460,000 · 2014£663,000
- 10 Station Close, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7SU£136,500 · 2003£457,000
- 10 Sunnyfield, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DX£700,000 · 2022£701,000
- 10 Swanland Road, North Mymms, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7TG£665,000 · 2015£1,108,000
- 10 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL£850,000 · 2025£914,000
- 10 The Grove, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7RN£1,725,000 · 2023£1,788,000
- 10 The Holdings, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5HQ£385,000 · 2003£973,000
- 10 Welham Close, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7PP£240,000 · 2011£471,000
- 10 Welham Manor, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7EL£265,000 · 2004£555,000
- 10 Westland Drive, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UQ£290,000 · 2006£646,000
- 100 Brookmans Avenue, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7QQ£1,490,000 · 2018£1,636,000
- 100 Bull Stag Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DE£169,000 · 2010£310,000
- 100 Dellsome Lane, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7ND£420,000 · 2026£458,000
- 100 Great North Road, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DB£350,000 · 2018£238,000
- 100 Park Meadow, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5HE£277,000 · 2010£483,000
- 100 Vincenzo Close, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7NJ£58,435 · 1997£318,000
- 101 Brookmans Avenue, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7QG£1,600,000 · 2023£1,926,000
- 101 Great North Road, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5LP£270,000 · 2010£533,000
- 101 Moffats Lane, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7RP£275,000 · 1998£1,100,000
- 101 Park Meadow, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5HE£401,000 · 2020£481,000
- 101 Sovereign Place, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5ET£235,000 · 2021£254,000
- 101 The Ryde, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DN£488,000 · 2017£612,000
- 101A, Great North Road, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5LR£360,000 · 2019£425,000
- 102 Bull Stag Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DE£340,000 · 2021£355,000
- 102 Great North Road, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5DB£1,400,000 · 2018£1,426,000
- 102 Park Meadow, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5HE£475,000 · 2022£511,000
- 102 Vincenzo Close, Welham Green, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7NJ£188,000 · 2007£340,000
- 103 Brookmans Avenue, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7QG£2,762,455 · 2025£2,905,000
- 103 Great North Road, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5LR£260,000 · 2012£529,000
- 103 Moffats Lane, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7RP£397,000 · 2000£1,154,000
- 103 Park Meadow, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 5HE£244,000 · 2004£496,000
About this area
AL9 is a UK postcode district. Stede can model 3,191 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, AL9 has a median estimated value of £639,000 and an average of £776,867.
Modelled values in AL9 are +2% over the past year and +3% over five years.
The market here is mostly detached houses, which make up 34% of the properties Stede tracks in AL9.
97 sales were recorded in AL9 over the past 12 months.
Common questions
What is the average house price in AL9?
As of November 2026, the average estimated value is £776,867 and the median is £639,000 across 3,191 properties Stede tracks in AL9. This is not a formal market valuation.
Are house prices in AL9 going up or down?
Modelled values in AL9 are +2% over the past year and +3% over five years, based on the UK House Price Index.
What types of property are in AL9?
34% of the properties Stede tracks in AL9 are detached houses. semi-detached houses are next most common, at 24%.
How many properties are in AL9?
Stede can model 3,191 properties in AL9, with 97 recorded sales in the past 12 months.
How does Stede calculate house prices for AL9?
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.
How we calculate this
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.
Read the full methodology and data sources →