Postcode · SG4 8UB

SG4 8UB

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Property report — SG4 8UB

Open-data due diligence for SG4 8UB and the area around it.

SG4 8UB in brief: 143 recorded sales (£46,450–£980,000) · no modelled flood risk · 6 schools nearby.

What scope is each figure? Sold sales, broadband and flood risk are for SG4 8UB itself. Where open data isn't published that finely (population, crime, schools), we show the SG4 8 sector — each figure below is tagged with its scope.

Avg sold price

£603,213

sector SG4 8 · 133 sales

Population

14,355

sector SG4 8

Crimes recorded

5

sector SG4 8 · Apr 26

Schools

5

sector SG4 8

Flood risk

None modelled

this postcode

Gigabit broadband

40%

sector SG4 8 of premises

Sold-price trend (1995–2026)

1995: mean £119,235, median £86,250 (101 sales)1996: mean £129,474, median £87,250 (112 sales)1997: mean £115,368, median £89,250 (140 sales)1998: mean £153,933, median £109,500 (135 sales)1999: mean £149,102, median £124,975 (126 sales)2000: mean £172,785, median £144,000 (111 sales)2001: mean £211,938, median £164,500 (153 sales)2002: mean £212,889, median £185,000 (167 sales)2003: mean £249,255, median £214,000 (114 sales)2004: mean £259,805, median £235,000 (110 sales)2005: mean £290,793, median £240,000 (102 sales)2006: mean £274,547, median £244,000 (144 sales)2007: mean £325,915, median £267,000 (119 sales)2008: mean £299,807, median £246,000 (70 sales)2009: mean £298,242, median £238,250 (78 sales)2010: mean £331,455, median £250,000 (104 sales)2011: mean £293,734, median £250,000 (82 sales)2012: mean £343,696, median £316,500 (81 sales)2013: mean £303,779, median £280,000 (97 sales)2014: mean £397,814, median £308,250 (112 sales)2015: mean £469,203, median £340,000 (105 sales)2016: mean £489,608, median £417,000 (116 sales)2017: mean £485,402, median £398,750 (100 sales)2018: mean £612,539, median £381,500 (88 sales)2019: mean £460,513, median £368,000 (90 sales)2020: mean £604,152, median £477,500 (115 sales)2021: mean £534,359, median £436,500 (155 sales)2022: mean £582,117, median £450,000 (125 sales)2023: mean £591,993, median £516,250 (102 sales)2024: mean £603,213, median £505,000 (133 sales)2025: mean £608,061, median £527,500 (162 sales)2026: mean £610,163, median £461,000 (26 sales)1995: mean £119,235, median £86,250 (101 sales)1996: mean £129,474, median £87,250 (112 sales)1997: mean £115,368, median £89,250 (140 sales)1998: mean £153,933, median £109,500 (135 sales)1999: mean £149,102, median £124,975 (126 sales)2000: mean £172,785, median £144,000 (111 sales)2001: mean £211,938, median £164,500 (153 sales)2002: mean £212,889, median £185,000 (167 sales)2003: mean £249,255, median £214,000 (114 sales)2004: mean £259,805, median £235,000 (110 sales)2005: mean £290,793, median £240,000 (102 sales)2006: mean £274,547, median £244,000 (144 sales)2007: mean £325,915, median £267,000 (119 sales)2008: mean £299,807, median £246,000 (70 sales)2009: mean £298,242, median £238,250 (78 sales)2010: mean £331,455, median £250,000 (104 sales)2011: mean £293,734, median £250,000 (82 sales)2012: mean £343,696, median £316,500 (81 sales)2013: mean £303,779, median £280,000 (97 sales)2014: mean £397,814, median £308,250 (112 sales)2015: mean £469,203, median £340,000 (105 sales)2016: mean £489,608, median £417,000 (116 sales)2017: mean £485,402, median £398,750 (100 sales)2018: mean £612,539, median £381,500 (88 sales)2019: mean £460,513, median £368,000 (90 sales)2020: mean £604,152, median £477,500 (115 sales)2021: mean £534,359, median £436,500 (155 sales)2022: mean £582,117, median £450,000 (125 sales)2023: mean £591,993, median £516,250 (102 sales)2024: mean £603,213, median £505,000 (133 sales)2025: mean £608,061, median £527,500 (162 sales)2026: mean £610,163, median £461,000 (26 sales) MeanMedian £612,539 £86,250 1995 2026*

Annual sold price in SG4 8, 1995–2026 — mean (blue) and median (terracotta). The median is the typical sale; a wide gap to the mean means a few high-value sales pull the average up. 2026 is a part year (26 sales so far). Hover a point for both figures. Source: HM Land Registry Price Paid.

Sold prices on this postcode

DatePriceAddressType
2026-02-25£525,000136 HIGH STREETTerraced
2026-02-20£425,000134 HIGH STREETTerraced
2025-11-11£700,000131B HIGH STREETSemi-detached
2024-09-18£365,000MARAN COTTAGE HIGH STREETDetached
2024-09-06£465,000196 HIGH STREETSemi-detached
2024-06-27£466,250196 HIGH STREETSemi-detached
2024-05-31£387,000198 HIGH STREETTerraced
2024-05-23£342,000176 HIGH STREETTerraced
2023-11-22£335,000165 HIGH STREETSemi-detached
2023-08-21£307,500146 HIGH STREETTerraced
2023-07-19£330,000153 HIGH STREETTerraced
2023-02-17£495,000138 HIGH STREETTerraced
2022-11-21£770,000131A HIGH STREETDetached
2022-09-28£710,000156 HIGH STREETDetached
2022-06-15£360,000186 HIGH STREETTerraced
2022-05-12£665,000131B HIGH STREETSemi-detached
2022-04-07£820,000206 HIGH STREETDetached
2021-11-10£300,000165 HIGH STREETSemi-detached
2021-09-30£274,000146 HIGH STREETTerraced
2021-06-25£670,000131C HIGH STREETSemi-detached
2021-06-11£366,500140 HIGH STREETTerraced
2021-06-04£430,000162 HIGH STREETTerraced
2021-05-25£440,000166 HIGH STREETTerraced
2021-03-11£325,000188 HIGH STREETTerraced
2021-02-23£537,500170 HIGH STREETSemi-detached
2021-02-19£710,000172 HIGH STREETDetached
2021-02-19£393,000138 HIGH STREETTerraced
2020-09-14£410,000175A HIGH STREETDetached
2019-07-16£272,750150 HIGH STREETTerraced
2019-01-04£498,000172 HIGH STREETDetached
2018-10-17£297,000184 HIGH STREETTerraced
2018-07-19£330,100198A HIGH STREETTerraced
2018-06-01£320,000186 HIGH STREETTerraced
2018-05-04£210,000146 HIGH STREETTerraced
2018-05-04£140,000148 HIGH STREETTerraced
2018-05-04£200,000150 HIGH STREETTerraced
2018-03-09£299,475152 - 154 HIGH STREETOther
2017-10-31£311,010142 HIGH STREETTerraced
2017-10-27£440,000196 HIGH STREETSemi-detached
2017-03-08£325,000198 HIGH STREETTerraced
2016-08-31£960,000131 HIGH STREETOther
2016-08-25£215,000155 HIGH STREETTerraced
2016-03-23£980,000206 HIGH STREETDetached
2015-12-15£399,950170 HIGH STREETSemi-detached
2015-10-29£491,000131 HIGH STREETOther
2015-07-01£245,000157 HIGH STREETTerraced
2015-04-30£275,000140 HIGH STREETTerraced
2014-08-30£242,000180 HIGH STREETTerraced
2014-05-08£197,000190 HIGH STREETTerraced
2014-04-11£277,000194 HIGH STREETSemi-detached
2013-12-16£250,000182 HIGH STREETTerraced
2013-11-29£176,750188 HIGH STREETTerraced
2013-11-28£295,000166 HIGH STREETTerraced
2013-09-27£201,540153 HIGH STREETTerraced
2013-08-21£380,000144 HIGH STREETDetached
2013-08-07£219,000198A HIGH STREETTerraced
2013-02-08£218,000186 HIGH STREETTerraced
2012-11-23£360,000202 HIGH STREETSemi-detached
2012-09-07£225,000198 HIGH STREETTerraced
2012-03-22£210,000138 HIGH STREETTerraced
2011-11-04£155,564192 HIGH STREETTerraced
2011-05-06£190,000157 HIGH STREETTerraced
2010-09-07£225,000159 HIGH STREETTerraced
2010-05-13£100,000134 HIGH STREETTerraced
2010-04-30£217,500180 HIGH STREETTerraced
2010-02-12£222,000182 HIGH STREETTerraced
2010-01-29£300,000170 HIGH STREETSemi-detached
2010-01-22£195,000153 HIGH STREETTerraced
2009-08-28£230,000168 HIGH STREETTerraced
2009-04-17£236,500194 HIGH STREETSemi-detached
2008-10-31£170,000161 HIGH STREETTerraced
2008-08-13£227,500140 HIGH STREETTerraced
2008-07-28£97,842125 HIGH STREETDetached
2007-09-27£284,000136 HIGH STREETTerraced
2007-08-16£175,500161 HIGH STREETTerraced
2006-12-01£272,500174 HIGH STREETSemi-detached
2006-09-13£160,000176 HIGH STREETTerraced
2006-04-12£222,000164 HIGH STREETTerraced
2006-03-31£228,500194 HIGH STREETSemi-detached
2005-12-22£199,000138 HIGH STREETTerraced
2005-10-14£325,000175A HIGH STREETDetached
2005-10-04£272,500162 HIGH STREETTerraced
2005-08-01£225,000196 HIGH STREETSemi-detached
2005-07-21£195,000200A HIGH STREETTerraced
2005-05-06£200,000186 HIGH STREETTerraced
2004-11-22£185,000198 HIGH STREETTerraced
2004-09-24£185,000200A HIGH STREETTerraced
2004-08-24£156,000157 HIGH STREETTerraced
2004-07-29£189,000138 HIGH STREETTerraced
2004-05-07£184,000153 HIGH STREETTerraced
2004-03-25£353,000172 HIGH STREETDetached
2003-12-12£199,500136 HIGH STREETTerraced
2003-11-27£186,000140 HIGH STREETTerraced
2003-10-23£167,000151 HIGH STREETTerraced
2003-05-23£210,000204 HIGH STREETSemi-detached
2002-10-18£137,500FLAT 3, MANSE COURT, 156Flat
2002-08-12£145,000151 HIGH STREETTerraced
2002-07-24£169,000194 HIGH STREETSemi-detached
2002-05-10£135,000158 HIGH STREETDetached
2002-05-10£265,000175A HIGH STREETDetached
2002-03-28£175,000196 HIGH STREETSemi-detached
2001-08-31£140,000182 HIGH STREETTerraced
2001-08-29£141,000165 HIGH STREETSemi-detached
2001-07-20£295,000169 HIGH STREETDetached
2001-07-18£138,500157 HIGH STREETTerraced
2001-06-04£148,500186 HIGH STREETTerraced
2001-05-16£250,000175A HIGH STREETDetached
2001-02-26£123,000200 HIGH STREETTerraced
2000-10-02£228,000135 HIGH STREETDetached
2000-07-12£150,000153 HIGH STREETTerraced
2000-07-07£125,000165 HIGH STREETSemi-detached
1999-12-03£132,000178 HIGH STREETTerraced
1999-10-29£124,950182 HIGH STREETTerraced
1999-09-10£95,000159 HIGH STREETTerraced
1999-08-20£125,000164 HIGH STREETTerraced
1999-08-13£110,000176 HIGH STREETTerraced
1999-07-22£80,000138 HIGH STREETTerraced
1999-07-09£80,000140 HIGH STREETSemi-detached
1999-01-27£91,125135 HIGH STREETDetached
1998-11-25£85,000196 HIGH STREETSemi-detached
1998-11-06£99,000136 HIGH STREETTerraced
1998-10-30£97,000198 HIGH STREETTerraced
1998-07-07£91,000198A HIGH STREETTerraced
1998-05-29£90,000157 HIGH STREETTerraced
1998-04-07£56,000FLAT 1, MANSE COURT, 156Flat
1998-02-20£80,000180 HIGH STREETTerraced
1997-09-30£46,450FLAT 3, MANSE COURT, 156Flat
1997-09-22£75,000198 HIGH STREETTerraced
1997-09-19£113,000194 HIGH STREETSemi-detached
1997-06-30£75,000165 HIGH STREETSemi-detached
1997-06-27£92,500182 HIGH STREETTerraced
1997-05-30£63,250153 HIGH STREETTerraced
1997-05-09£120,000206 HIGH STREETDetached
1997-04-18£128,000172 HIGH STREETDetached
1997-04-18£85,950125 HIGH STREETDetached
1997-03-21£165,000144 HIGH STREETDetached
1996-11-21£55,000125 HIGH STREETDetached
1996-07-19£66,250200 HIGH STREETTerraced
1996-05-14£81,500136 HIGH STREETTerraced
1996-03-29£66,000198A HIGH STREETTerraced
1995-09-29£68,000198 HIGH STREETTerraced
1995-08-11£65,000200A HIGH STREETTerraced
1995-07-07£77,500164 HIGH STREETTerraced

143 recorded sales on SG4 8UB. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.

Nearest schools

SchoolDistancePhaseOfsted
Codicote Church of England Primary School0.2 miPrimaryReport card →
Oaklands Primary School1.6 miPrimaryGood (2023)
Welwyn St Mary's Church of England Voluntary Aided Primary School1.6 miPrimaryReport card →
Monk's Walk School2.1 miSecondaryReport card →
St Michael's Woolmer Green CofE VA Primary School2.2 miPrimaryReport card →
Knebworth Primary and Nursery School2.4 miPrimaryReport card →

Straight-line distance from the postcode. Ofsted = latest overall effectiveness (newer inspections may be ungraded). Sources: Get Information about Schools (DfE) · Ofsted.

What's nearby

Nearest GP surgeries: BRIDGE COTTAGE SURGERY (1.4 mi) · KNEBWORTH & MARYMEAD PRACTICE (2.6 mi) · WHITWELL SURGERY (2.8 mi)

Nearest hospitals: NEW QEII HOSPITAL CDC (4.8 mi) · NEW QE2 HOSPITAL (4.8 mi) · QUEEN ELIZABETH I I HOSPITAL (4.8 mi)

Nearest listed buildings: 151-157, HIGH STREET (Grade II) (0.0 mi) · 163 AND 165, HIGH STREET (Grade II) (0.0 mi) · ROSEBANK (Grade II) (0.0 mi)

Nearest pharmacies: CODICOTE PHARMACY (0.0 mi) · BARNES PHARMACY (1.4 mi) · PHARMACY EXPRESS (2.6 mi)

Nearest stations: Knebworth (2.3 mi) · Welwyn North (2.4 mi) · Welwyn Garden City (3.4 mi)

Nearest supermarkets: Co-op Food (2.5 mi) · Co-operative Knightsfield (2.6 mi) · Tesco (3.0 mi)

Straight-line distance from the postcode. Source: NaPTAN (DfT).

Who lives here

Median age
46
One-person households
27%
Households with children
28%
Households
5,881

Owned 68% · Social rent 15% · Private rent 14%

Census 2021 (ONS), for SG4 8.

Recorded crime trend

May 24: 4 crimesJun 24: 5 crimesJul 24: 2 crimesAug 24: 4 crimesSep 24: 3 crimesOct 24: 4 crimesNov 24: 1 crimesDec 24: 3 crimesJan 25: 12 crimesFeb 25: 2 crimesApr 25: 4 crimesMay 25: 7 crimesJul 25: 6 crimesAug 25: 5 crimesSep 25: 4 crimesOct 25: 11 crimesNov 25: 6 crimesDec 25: 6 crimesJan 26: 8 crimesFeb 26: 2 crimesMar 26: 3 crimesApr 26: 5 crimes Apr 26: 5 crimes 12 1 May 24 Apr 26

Recorded crimes per month in SG4 8 (May 24–Apr 26, average 5/month). Hover a point to read the count. Source: Police.uk street-level data.

Flood risk

No modelled flood risk is recorded for SG4 8UB in the Environment Agency dataset. This is reassuring but not a guarantee — Check the exact address on the official Environment Agency map →

Source: Environment Agency Risk of Flooding from Rivers and Sea (the official dataset name). Indicative catchment data, not an official property flood search.

How granular is this?

Measure DistrictSG4 SectorSG4 8 PostcodeSG4 8UB
Average sold price£573,519£603,213£257,131
Population47,52214,355
Deprivation decile (1 = most deprived)8/108/10
Crimes recorded1305
Schools195
Flood riskHighHighLow
Gigabit broadband68%40%100%
Superfast broadband92%84%100%

— = no separate figure is published at that level. Most open data is published down to the sector (SG4 8); the postcode column is built from the layers that go finer (sold transactions, Ofcom broadband). Sources: HM Land Registry · Police.uk · Ofsted/GIAS · ONS & IoD2025 · Environment Agency · Ofcom.

Your next steps

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Report generated 2 July 2026. Open data is refreshed periodically; HM Land Registry Price Paid typically lags by around two months, so the most recent sales may not appear yet.

Contains OS data © Crown copyright and database right 2026

Contains Royal Mail data © Royal Mail copyright and database right 2026

Contains National Statistics data © Crown copyright and database right 2026

Indicative due diligence compiled from public open data. Not a substitute for a regulated conveyancing or property search, a survey, or professional advice.