DL1 3TT
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Property report — DL1 3TT
Open-data due diligence for DL1 3TT and the area around it.
DL1 3TT in brief: 43 recorded sales (£66,450–£213,000) · no modelled flood risk · 6 schools nearby.
What scope is each figure? Sold sales, broadband and flood risk are for DL1 3TT itself. Where open data isn't published that finely (population, crime, schools), we show the DL1 3 sector — each figure below is tagged with its scope.
Avg sold price
£206,107
Population
19,738
Crimes recorded
44
Schools
2
Flood risk
None modelled
Gigabit broadband
85%
Sold-price trend (1995–2026)
Annual sold price in DL1 3, 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 (32 sales so far). Hover a point for both figures. Source: HM Land Registry Price Paid.
Sold prices on this postcode
| Date | Price | Address | Type |
|---|---|---|---|
| 2020-11-20 | £177,200 | 19 HELMSDALE CLOSE | Detached |
| 2019-10-18 | £181,000 | 17 HELMSDALE CLOSE | Detached |
| 2018-05-04 | £176,950 | 16 HELMSDALE CLOSE | Detached |
| 2017-12-12 | £165,000 | 4 HELMSDALE CLOSE | Detached |
| 2017-02-10 | £150,000 | 6 HELMSDALE CLOSE | Semi-detached |
| 2014-12-05 | £213,000 | 2 HELMSDALE CLOSE | Detached |
| 2013-03-22 | £167,500 | 14 HELMSDALE CLOSE | Detached |
| 2011-09-02 | £128,000 | 6 HELMSDALE CLOSE | Semi-detached |
| 2010-10-15 | £210,000 | 18 HELMSDALE CLOSE | Detached |
| 2010-06-25 | £175,000 | 10 HELMSDALE CLOSE | Detached |
| 2009-09-25 | £203,000 | 20 HELMSDALE CLOSE | Detached |
| 2009-06-04 | £158,000 | 8 HELMSDALE CLOSE | Detached |
| 2007-10-19 | £178,000 | 14 HELMSDALE CLOSE | Detached |
| 2006-11-17 | £168,000 | 9 HELMSDALE CLOSE | Detached |
| 2005-04-28 | £149,950 | 5 HELMSDALE CLOSE | Semi-detached |
| 2004-10-01 | £178,000 | 14 HELMSDALE CLOSE | Detached |
| 2004-06-04 | £175,000 | 16 HELMSDALE CLOSE | Detached |
| 2004-04-08 | £126,000 | 5 HELMSDALE CLOSE | Semi-detached |
| 2004-03-26 | £148,250 | 8 HELMSDALE CLOSE | Detached |
| 2004-02-05 | £139,995 | 10 HELMSDALE CLOSE | Detached |
| 2002-04-12 | £86,950 | 16 HELMSDALE CLOSE | Detached |
| 2001-10-19 | £122,500 | 7 HELMSDALE CLOSE | Detached |
| 2001-09-07 | £119,950 | 18 HELMSDALE CLOSE | Detached |
| 2000-09-08 | £115,000 | 12 HELMSDALE CLOSE | Detached |
| 2000-07-28 | £113,000 | 7 HELMSDALE CLOSE | Detached |
| 2000-06-30 | £77,500 | 17 HELMSDALE CLOSE | Detached |
| 2000-04-07 | £69,950 | 5 HELMSDALE CLOSE | Semi-detached |
| 2000-03-31 | £97,950 | 2 HELMSDALE CLOSE | Detached |
| 2000-02-25 | £66,450 | 6 HELMSDALE CLOSE | Semi-detached |
| 2000-02-21 | £110,275 | 15 HELMSDALE CLOSE | Detached |
| 2000-01-28 | £113,275 | 1 HELMSDALE CLOSE | Detached |
| 1999-12-10 | £123,500 | 3 HELMSDALE CLOSE | Detached |
| 1999-11-26 | £82,950 | 14 HELMSDALE CLOSE | Detached |
| 1999-11-19 | £79,000 | 4 HELMSDALE CLOSE | Detached |
| 1999-10-15 | £111,950 | 18 HELMSDALE CLOSE | Detached |
| 1999-10-01 | £79,950 | 8 HELMSDALE CLOSE | Detached |
| 1999-09-24 | £78,950 | 10 HELMSDALE CLOSE | Detached |
| 1999-08-20 | £79,950 | 9 HELMSDALE CLOSE | Detached |
| 1999-08-12 | £95,950 | 11 HELMSDALE CLOSE | Detached |
| 1999-07-30 | £78,950 | 17 HELMSDALE CLOSE | Detached |
| 1999-07-23 | £81,000 | 16 HELMSDALE CLOSE | Detached |
| 1999-05-28 | £77,950 | 19 HELMSDALE CLOSE | Detached |
| 1999-05-27 | £109,000 | 20 HELMSDALE CLOSE | Detached |
43 recorded sales on DL1 3TT. Source: HM Land Registry Price Paid (© Crown copyright). Shown for this postcode only.
Nearest schools
| School | Distance | Phase | Ofsted |
|---|---|---|---|
| St Bede's Catholic Primary School | 0.2 mi | Primary | Report card → |
| Harrowgate Hill Primary School | 0.6 mi | Primary | Requires improvement (2023) |
| Springfield Academy | 0.6 mi | Primary | Good (2022) |
| Haughton Academy | 0.6 mi | Secondary | Good (2022) |
| Whinfield Primary School | 0.6 mi | Primary | Report card → |
| Longfield Academy | 0.8 mi | Secondary | Report 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: WHINFIELD MEDICAL PRACTICE (0.4 mi) · DENMARK STREET SURGERY (1.0 mi) · ORCHARD COURT SURGERY (1.7 mi)
Nearest hospitals: HUNDENS LANE DAY HOSPITAL - DARLINGTON (1.6 mi) · HOSPITAL AT HOME DMH (1.7 mi) · DARLINGTON MEMORIAL HOSPITAL (1.7 mi)
Nearest listed buildings: Cemetery lodge, gate piers, gates and flanking walls (Grade II) (0.6 mi) · Cemetery keeper's house (Grade II) (0.7 mi) · Cemetery chapels and porte-cochere (Grade II) (0.7 mi)
Nearest pharmacies: ROWLANDS PHARMACY (0.4 mi) · ASDA PHARMACY (0.5 mi) · NORTH ROAD PHARMACY (0.9 mi)
Nearest stations: North Road (1.2 mi) · Darlington (2.0 mi) · Dinsdale (3.6 mi)
Nearest supermarkets: Asda (0.5 mi) · Morrisons (1.0 mi) · Aldi (1.1 mi)
Straight-line distance from the postcode. Source: NaPTAN (DfT).
Who lives here
- Median age
- 48
- One-person households
- 28%
- Households with children
- 25%
- Households
- 8,561
Owned 75% · Social rent 12% · Private rent 13%
Census 2021 (ONS), for DL1 3.
Recorded crime trend
Recorded crimes per month in DL1 3 (May 24–Apr 26, average 46/month). Hover a point to read the count. Source: Police.uk street-level data.
Flood risk
No modelled flood risk is recorded for DL1 3TT 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 | DistrictDL1 | SectorDL1 3 | PostcodeDL1 3TT |
|---|---|---|---|
| Average sold price | £156,165 | £206,107 | £128,831 |
| Population | 62,891 | 19,738 | — |
| Deprivation decile (1 = most deprived) | 3/10 | 6/10 | — |
| Crimes recorded | 596 | 44 | — |
| Schools | 18 | 2 | — |
| Flood risk | High | High | Low |
| Gigabit broadband | 84% | 85% | 100% |
| Superfast broadband | 96% | 89% | 100% |
— = no separate figure is published at that level. Most open data is published down to the sector (DL1 3); 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
Get the official title document
The HM Land Registry title register shows the legal owner, price paid and any charges or covenants. Official copy, £7.
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Report generated 1 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.