SG4 0AT North Hertfordshire
Live postcode, introduced January 1980. Ward: Hitchin Walsworth. Region: East of England.
Streets
- Willian Road, Hitchin: 33 addresses
- Orchard Road, Hitchin: 2 addresses
- St Faiths Close, Hitchin: 2 addresses
- Franklin Gardens, Hitchin: 1 address
- High Dane, Hitchin: 1 address
- Woolgrove Road, Hitchin: 1 address
Council tax
What each band costs in North Hertfordshire in 2026-27: Band D £2,449 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,632 | £1,904 | £2,176 | £2,449 | £2,993 | £3,537 | £4,081 | £4,897 |
Homes by band in the neighbourhood around this postcode: most are in band C (31% of about 900 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: 1.
- Article 4 direction (removing permitted development rights): none recorded, though not every council has published theirs.
- Tree preservation orders: none recorded, though not every council has published theirs.
- Green belt: no.
Listed buildings
- 91, WOOLGROVE ROAD, grade II
Brownfield land registered for housing within 1 km (0.6 miles)
- Centre for the Arts, Willian Road, Hitchin, permissioned (250 m)
- Former Westons Cars Site And Land Adjoining 114-142 Cambridge Road, Hitchin, Hertfordshire, SG4 0JJ: up to 24 homes, permissioned (290 m)
- Industrial area, Cooks Way, Hitchin, permissioned (430 m (0.3 miles))
- Railway Sidings, St. Michael's Road, Hitchin: up to 123 homes, not permissioned (650 m (0.4 miles))
- Former B&Q, at junction of Nightingale and Walsworth Road, Hitchin: up to 60 homes, not permissioned (670 m (0.4 miles))
- The Nightingale, Nightingale Road, Hitchin: up to 11 homes, permissioned (700 m (0.4 miles))
- Kwik -Fit Tyres, 59 -61 Walsworth Road, Hitcin: up to 10 homes, permissioned (770 m (0.5 miles))
- 1a Kings Road Hitchin Hertfordshire SG5 1RD: up to 5 homes, permissioned (830 m (0.5 miles))
Flood risk
Rivers, the sea or surface water: in this postcode, 21 addresses are in areas at high risk, 3 at medium risk and 5 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: of the 28 homes the Environment Agency counts, 18 are in areas at high risk, 5 medium, 4 low and 0 very low.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. Very low: under 0.1%. The rivers and sea figures allow for flood defences. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: the postcode centre is in flood zone 3. Zone 3 is a 1% (1 in 100) or greater annual chance of flooding from rivers, or 0.5% from the sea, ignoring defences.
Height above sea level
The postcode's 40 addresses are between 54 m and 57 m above sea level (55 m on average).
Broadband
Superfast 100%, ultrafast 100%, gigabit 100% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Hitchin 2.9 million journeys in 2024–25 | 580 m (0.4 miles) |
| Letchworth Garden City 1.8 million journeys in 2024–25 | 3.2 km (2 miles) | |
| Baldock 569,000 journeys in 2024–25 | 6.3 km (3.9 miles) | |
| Bus stops | 12 stops within 400 m (0.2 miles), 45 within 800 m (0.5 miles); nearest Orchard Road Walsworth | 40 m |
| Bus or coach station | Bus Station Stevenage | 7.2 km (4.5 miles) |
| Car parks | Letchworth Town Hall Car Park | 3 km (1.9 miles) |
| EV charging points | Lairaige Multi storey Car Park GeniePoint | 1.8 km (1.1 miles) |
| Airport with scheduled flights | London Luton Airport LTN | 11.9 km (7.4 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 4 practices within 1.6 km (1 mile); nearest Regal Chambers Surgery | 1.3 km (0.8 miles) |
| Pharmacies | 4 pharmacies within 1.6 km (1 mile); nearest Bancroft Pharmacy | 1.4 km (0.9 miles) |
| NHS dentists | 4 practices within 1.6 km (1 mile); nearest Mr N F Faryad | 1.2 km (0.7 miles) |
| Hospital | The Lister Hospital | 4.9 km (3 miles) |
| Police station | Hitchin Police Station | 1.1 km (0.7 miles) |
| Cash machines | 1 machines within 800 m (0.5 miles); nearest Hitchin Station, Walsworth Road Cashzone | 580 m (0.4 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 1 within 800 m (0.5 miles); nearest Unnamed 4.6 ha | 250 m |
| Play area | 4 within 800 m (0.5 miles); nearest Unnamed 2,550 m² | 60 m |
| Playing field | 3 within 800 m (0.5 miles); nearest Walsworth Common 9.1 ha | 60 m |
| Allotments | 1 within 800 m (0.5 miles); nearest Unnamed 4,700 m² | 790 m (0.5 miles) |
Within 800 m (0.5 miles): 1 park or garden, 4.6 hectares in all.
Landmarks
The nearest historic landmark is Church of the Holy Saviour, a listed building (Grade II*), 890 m (0.6 miles) south-west. 4 listed buildings are within 1 km (0.6 miles), 1 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Church of the Holy Saviour | Listed building, Grade II* | 890 m (0.6 miles) south-west |
| Roman villa (site of) 330yds (300m) N of Ninesprings | Scheduled monument | 1.4 km (0.9 miles) south-east |
| Two bowl barrows 500m south of Fearnhill School | Scheduled monument | 1.8 km (1.1 miles) north-east |
| Broadway, Letchworth | Registered park or garden, Grade II | 2.7 km (1.7 miles) north-east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Windmill Hill | Hill | 1.4 km (0.9 miles) south-west |
| The Belt | Wood | 1.6 km (1 mile) south-east |
| Wymondley Wood | Wood | 1.7 km (1.1 miles) east |
| Lower Plantation | Wood | 1.7 km (1.1 miles) east |
| Butt's Close Pond | Lake or reservoir | 1.7 km (1.1 miles) south-west |
| Ramerick Bottom | Valley | 4.9 km (3 miles) north-west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 9.7 | 40 | 10 |
| Fine particles (PM2.5) | 7.9 | 20 | 5 |
| Particles (PM10) | 12.2 | 40 | 15 |
All three are within the UK legal limits; PM2.5 is above the WHO guideline, as in most towns and cities.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 60 to 64 | 6 | 0 |
| 55 to 59 | 15 | 2 |
| Under 55 | 19 | 38 |
21 of the postcode's 40 addresses are modelled at 55 dB or more from road traffic, and 2 from railways, above the WHO guidelines.
Climate, daylight and earthquakes
Monthly temperatures and rainfall, sunrise and sunset through the year, and earthquakes recorded nearby since 1970 are much the same across the area, so they are worked out once for North Hertfordshire: see them on the North Hertfordshire page.
People and work
Who lives here
| Around this postcode | England | |
|---|---|---|
| Median age | 38 | 40 |
| Children under 15 | 14% | 17% |
| Aged 65 and over | 16% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 47% | 61% |
| Owned outright | 15% | 33% |
| Shared ownership | under 1% | 1% |
| Social rented | 20% | 17% |
| Private rented | 32% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 72% | 57% |
| Unemployment (of those working or looking for work) | 3% | 6% |
| Retired (of adults) | 17% | 22% |
| Long-term sick or disabled (of adults) | 3% | 4% |
| Work mainly from home (of those in work) | 46% | 32% |
| Travel to work by car or van | 37% | 48% |
| By train, Underground, metro or tram | 8% | 4% |
| By any public transport, including bus | 8% | 8% |
| On foot or by bicycle | 9% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 56% | 65% |
| Work 30 km (19 miles) or more away | 22% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 44% | 34% |
| No qualifications | 12% | 18% |
| Apprenticeship as highest qualification | 7% | 5% |
| Main language English (aged 3 and over) | 92% | 91% |
| Cannot speak English well or at all | 1% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 10 of 10 on the English Indices of Deprivation 2025, where 1 is the most deprived tenth of England's 33,755 neighbourhoods and 10 the least.
The full dossier for this postcode's main street is on Willian Road.