SG3 6LT, Knebworth
Sold prices and local information for SG3 6LT on Mardleybury Road. Free
MyStreetCheck free area report: SG3 6LT · 25 October 2026 · www.mystreetcheck.co.uk/postcode/sg3-6lt
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Average sold price
£308,222
9 recorded sales since 2016
Last 12 months
£232,500
1 sale
Ultrafast broadband
100%
of homes, gigabit 100%
Sold prices in SG3 6LT
| Address | Date | Price | Type |
|---|---|---|---|
| 14, Mardleybury Road | 30 Mar 2026 | £232,500 | Terraced |
| 26, Mardleybury Road | 30 Oct 2024 | £315,000 | Terraced |
| 20, Mardleybury Road | 25 Oct 2023 | £340,000 | Terraced |
| 8, Mardleybury Road | 13 Jul 2022 | £390,000 | Terraced |
| 32, Mardleybury Road | 8 Feb 2022 | £350,000 | Terraced |
| 26, Mardleybury Road | 31 Mar 2020 | £273,000 | Terraced |
| 8, Mardleybury Road | 20 Aug 2018 | £300,500 | Terraced |
| 22, Mardleybury Road | 21 Feb 2017 | £275,000 | Terraced |
| 6, Mardleybury Road | 15 Mar 2016 | £298,000 | Terraced |
Source: HM Land Registry Price Paid Data. Tenure: 100% freehold, 0% leasehold.
Streets in SG3 6LT
- Mardleybury Road£233k
Schools near SG3 6LT
| School | Type | Ofsted | Distance |
|---|---|---|---|
| St Michael's Woolmer Green CofE VA Primary School | Primary | – | 0.2 mi |
| All Saints Church of England Voluntary Aided Primary School, Datchworth | Primary | Good | 0.8 mi |
| Knebworth Primary and Nursery School | Primary | – | 1.0 mi |
| Oaklands Primary School | Primary | Good | 1.0 mi |
| Sherrardswood School | Other independent school | – | 2.0 mi |
| Tenterfield Nursery School | Nursery | – | 2.3 mi |
Living in SG3 6LT
Nearest stations
- Knebworth station 1.2 mi · 24 min walk
- Welwyn North station 2.0 mi · 39 min walk
- Watton-at-Stone station 2.5 mi · 51 min walk
Supermarkets
- Tesco Express 0.4 mi
- The Co-operative Food 1.1 mi
- Tesco Express 2.1 mi
- The Co-operative Food 2.2 mi
Pharmacies
- Pharmacy Express 1.1 mi
- Barnes Pharmacy 2.1 mi
Dentists
- Knebworth Dental Surgery 0.8 mi
- Dental Surgery 1.1 mi
- Broadwater Dental Practice 2.1 mi
GP surgeries
- Knebworth & Marymead Practice 1.1 mi
- Bridge Cottage Surgery 2.2 mi
- Watton Place Clinic 2.7 mi
Mobile signal
4G indoors from all four networks: 95% of homes in Welwyn Hatfield (England & Wales 89%).
Source: Ofcom, Jul 2025.
Deprivation
12345678910
Decile 9 of 10 (10 = least deprived), English Indices of Deprivation 2025.
| Income | 7 of 10 |
| Employment | 8 of 10 |
| Education and skills | 8 of 10 |
| Health and disability | 8 of 10 |
| Crime | 9 of 10 |
| Access to housing and services | 4 of 10 |
| Living environment | 9 of 10 |
Each domain ranked in deciles across England (10 = least deprived).
Who lives in SG3 6LT
Ethnic group
| Here | Welwyn Hatfield | |
|---|---|---|
| White | 92.1% | 78.7% |
| Asian, Asian British or Asian Welsh | 3.4% | 8.8% |
| Black, Black British, Black Welsh, Caribbean or African | 2.1% | 6.1% |
| Mixed or Multiple ethnic groups | 1.8% | 4.1% |
| Other ethnic group | 0.6% | 2.3% |
Religion
| Here | Welwyn Hatfield | |
|---|---|---|
| Christian | 51.7% | 47.2% |
| No religion | 40.8% | 37% |
| Not answered | 3.6% | 6.7% |
| Muslim | 1.3% | 3.3% |
| Jewish | 0.9% | 0.9% |
| Buddhist | 0.7% | 0.7% |
| Hindu | 0.4% | 3.2% |
| Other religion | 0.4% | 0.7% |
Country of birth
| Here | Welwyn Hatfield | |
|---|---|---|
| Born in the UK | 91.1% | 78% |
| Born outside the UK | 8.9% | 22% |
Highest qualification
| Here | Welwyn Hatfield | |
|---|---|---|
| Level 4 qualifications and above | 36.7% | 37.3% |
| Level 3 qualifications | 18% | 19.1% |
| No qualifications | 15.6% | 14.3% |
| Level 2 qualifications | 12.7% | 12.9% |
| Level 1 and entry level qualifications | 8.9% | 9.2% |
| Apprenticeship | 5.4% | 4.5% |
| Other qualifications | 2.6% | 2.7% |
General health
| Here | Welwyn Hatfield | |
|---|---|---|
| Very good health | 48.3% | 51.7% |
| Good health | 34.5% | 33.5% |
| Fair health | 12.5% | 11% |
| Bad health | 4.1% | 3.1% |
| Very bad health | 0.6% | 0.8% |
Occupation
| Here | Welwyn Hatfield | |
|---|---|---|
| Professional occupations | 24.2% | 20.9% |
| Associate professional and technical occupations | 15.7% | 13.6% |
| Managers, directors and senior officials | 15.5% | 14.5% |
| Administrative and secretarial occupations | 10.7% | 9.7% |
| Skilled trades occupations | 8.7% | 8.8% |
| Caring, leisure and other service occupations | 7.6% | 8.6% |
| Sales and customer service occupations | 6.8% | 7.9% |
| Elementary occupations | 6% | 10.5% |
| Process, plant and machine operatives | 4.8% | 5.5% |
Cars or vans per household
| Here | Welwyn Hatfield | |
|---|---|---|
| 1 car or van in household | 41.3% | 41.6% |
| 2 cars or vans in household | 37.1% | 29.5% |
| 3 or more cars or vans in household | 11.7% | 11.3% |
| No cars or vans in household | 9.9% | 17.6% |
Economic activity
| Here | Welwyn Hatfield | |
|---|---|---|
| Economically active (excluding full-time students) | 60.6% | 58.3% |
| Economically inactive | 36.7% | 36.5% |
| Economically active and a full-time student | 2.7% | 5.2% |
Source: Census 2021 (ONS), via Nomis. Percentages of usual residents or households, as recorded in March 2021.
Planning and heritage near SG3 6LT
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