UK Property Check · Printed on 8 November 2026ukpropertycheck.co.uk/postcode/cm21
CM21Sawbridgeworth, East Hertfordshire, England
House prices in CM21, Sawbridgeworth
Homes in CM21 sold for a median of £458,500 between September 2024 and August 2026, from 347 standard sales.
That makes it the ninth most expensive of the 25 CM postcode districts with at least 100 sales.
Prices by property type
| Type | Sales | Median price | Middle half |
|---|---|---|---|
| Detached | 106 | £665,000 | £576,000 to £864,000 |
| Semi-detached | 85 | £490,000 | £450,000 to £560,000 |
| Terraced | 72 | £377,500 | £319,000 to £431,000 |
| Flats and maisonettes | 84 | £219,000 | £182,000 to £263,000 |
CM21 has too few sales linked to an energy certificate for its own price per m². Across the CM postcode area, whose median sale price is within 20% of CM21's, it was £4,589 per m² from 804 linked sales.
Detached houses were the most common type sold here, at 31% of sales, ahead of semi-detached houses at 25%.
The gap between types is wide: detached houses sold for 3.0 times the median for flats, so compare an asking price with the same type of home.
Compare an asking price
- Check a home for its floor area
- How much to offer, then how to put the offer in writing
- Work out stamp duty
Where prices are higher in CM21
Of the postcode sectors with at least 20 standard sales, prices were highest in CM21 0, around Sawbridgeworth, with a median of £540,000, and lowest in CM21 9, around Sawbridgeworth, at £383,500. Dashed outlines on the map show roughly where the two sectors are.
Each dot is a postcode in CM21 with at least 3 standard sales from September 2024 to August 2026, shaded by the median price of those sales. Select a dot for its median and a link to its sales, or use the list below the map.
Map loading
List the 54 postcodes on the map, dearest first
| Postcode | Median price | Standard sales |
|---|---|---|
| CM21 0AE | £1,537,500 | 4 |
| CM21 9NA | £950,000 | 3 |
| CM21 0HG | £925,000 | 3 |
| CM21 0AT | £859,500 | 4 |
| CM21 0LR | £857,500 | 4 |
| CM21 0AU | £720,000 | 3 |
| CM21 9JA | £690,000 | 3 |
| CM21 9ND | £680,000 | 7 |
| CM21 9LQ | £665,000 | 4 |
| CM21 0FB | £645,000 | 6 |
| CM21 9FA | £641,500 | 4 |
| CM21 9EX | £607,000 | 3 |
| CM21 0RL | £600,000 | 3 |
| CM21 9ET | £567,500 | 4 |
| CM21 0DW | £561,500 | 4 |
| CM21 0EE | £553,000 | 3 |
| CM21 0ES | £535,000 | 3 |
| CM21 9LG | £524,000 | 3 |
| CM21 9BB | £522,000 | 4 |
| CM21 9JP | £517,000 | 5 |
| CM21 9BU | £515,000 | 3 |
| CM21 9DY | £495,000 | 3 |
| CM21 0EB | £475,000 | 4 |
| CM21 0FE | £475,000 | 3 |
| CM21 0ER | £470,000 | 3 |
| CM21 9LW | £465,000 | 4 |
| CM21 9FE | £460,000 | 6 |
| CM21 0EP | £450,000 | 3 |
| CM21 0HN | £450,000 | 3 |
| CM21 9AT | £440,000 | 4 |
| CM21 9NR | £425,500 | 4 |
| CM21 9LJ | £420,000 | 4 |
| CM21 9JY | £381,500 | 3 |
| CM21 0BS | £380,000 | 3 |
| CM21 9LD | £352,500 | 3 |
| CM21 0DH | £335,000 | 5 |
| CM21 9AZ | £331,500 | 4 |
| CM21 9DP | £327,500 | 3 |
| CM21 9JN | £310,000 | 3 |
| CM21 0DE | £300,000 | 3 |
| CM21 9QJ | £297,000 | 3 |
| CM21 9LZ | £290,000 | 4 |
| CM21 9PL | £282,500 | 4 |
| CM21 9PF | £270,000 | 7 |
| CM21 9FD | £260,000 | 3 |
| CM21 9PE | £260,000 | 7 |
| CM21 9ER | £219,000 | 8 |
| CM21 9RB | £207,500 | 4 |
| CM21 9RF | £200,000 | 9 |
| CM21 0AB | £195,000 | 5 |
| CM21 9PT | £187,500 | 4 |
| CM21 9PX | £174,000 | 5 |
| CM21 9RD | £174,000 | 3 |
| CM21 9QL | £145,000 | 4 |
Prices over time
The median rose 36%, from £330,000 in 2016 to £450,000 in 2025, more than the 33% rise for a typical district in the East of England.
Postcode districts in the East Hertfordshire council area
Median sale price of the 7 districts with at least 100 standard sales, September 2024 to August 2026, dearest first, each named by its post town. CM21 is the second most expensive.
- SG11 Ware£475,000
- CM21 Sawbridgeworth, this district£458,500
- SG9 Buntingford£451,500
- SG14 Hertford£450,000
- SG13 Hertford£448,000
- CM23 Bishop'S Stortford£440,000
- SG12 Ware£434,000
Prices by council ward
Median price in the council wards that cover most of CM21, from the sales in CM21, September 2024 to August 2026, dearest first:
- Sawbridgeworth 265 sales£485,000
- Rural East 72 sales£283,000
Fewer than 30 sales, so no median: Much Hadham.
Recent sales
The 10 latest sales ran from £174,000 for a flat on Station Road to £900,000 for a detached house on Camp Drive.
The latest standard sales recorded in CM21. Sales take 2 weeks to 2 months to appear (how to find out what a house sold for). Select an address to check that home, or a postcode for every sale there.
- 3 LinwoodSold for £465,000
- 3 Ash GrovesSold for £516,000
- 23 Ladywell ProspectSold for £345,000
- 12 Queens CloseSold for £365,000
- 12 Luxford PlaceSold for £520,000
- 9 HedgerowsSold for £425,000
- 1 Mabeys WalkSold for £540,000
- Flat 7, River Court Station RoadSold for £174,000
- 36 Sheering Mill LaneSold for £417,000
- 1 Camp DriveSold for £900,000
Streets with the most standard sales, with their median price, September 2024 to August 2026:
- Sheering Lower Road, Sawbridgeworth£265,00021 sales
- Station Road, Sawbridgeworth£312,00017 sales
- Lawrence Moorings, Sawbridgeworth£265,00014 sales
- London Road, Sawbridgeworth£302,50014 sales
- Sheering Mill Lane, Sawbridgeworth£570,00013 sales
Living in CM21
Crime
46 crimes per 1,000 residents in the year to August 2026
Lower than 76 in 100 postcode districts. England and Wales: 84. The middle half of postcode districts are between 47 and 93.
The rate counts every crime recorded in an area against the people who live there, so shops, stations and nightlife push it up.
Gigabit broadband
Across its postcodes, an average of 74% of homes can get it
Lower than 73 in 100 postcode districts. England and Wales: 89%. The middle half of postcode districts are between 73% and 94%.
Radon
19% of postcodes are in a 1 km square that includes a radon Affected Area
Lower than 60 in 100 postcode districts.
In a radon Affected Area, UKHSA recommends a radon test. A UKradon report gives the result for an exact address.
Council tax
Band D is £2,455 a year in East Hertfordshire for 2026 to 2027
Near the middle of all council areas. England: £2,392. The middle half of council areas are between £2,323 and £2,526.
Band D includes every charge on the bill, such as police, fire and any county, parish or town council.
The free check gives these for a single home, with the nearest schools and road and rail noise (how we work them out).
Crime: data.police.uk, with Census 2021 population from the Office for National Statistics. Broadband: Ofcom Connected Nations, January 2026. Radon: the British Geological Survey and UKHSA. Council tax: the Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0.
Energy ratings of homes for sale
| Rating | Homes | Share |
|---|---|---|
| B | 12 | |
| C | 172 | |
| D | 94 | |
| E | 18 | |
| F | 4 | |
| G | 1 |
When the homes were built
| Built | Homes | Share |
|---|---|---|
| 16 | ||
| 22 | ||
| 29 | ||
| 38 | ||
| 98 | ||
| 53 | ||
| 34 | ||
| 11 |
About these figures
The figures come from 347 standard sales in CM21, the latest on 28 August 2026 (what counts as a standard sale). Of these, 24% were flats.
Updated 15 October 2026 with sales recorded to August 2026. Next update due in late November 2026.
Contains HM Land Registry data © Crown copyright and database right 2026. Energy certificate data from the Ministry of Housing, Communities and Local Government. Both are licensed under the Open Government Licence v3.0.