DA3 postcode area guide — Dartford
House prices, crime, broadband speeds, mobile signal, schools and demographics for the DA3 postcode district in Dartford — every official dataset on one page.
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Where is DA3?
Broadband & internet speeds in DA3
Strong coverage
Superfast (30Mb+)
90.9%
Ultrafast (300Mb+)
53.1%
Gigabit-capable
51.7%
Below USO (10Mb)
0.3%
Broadband availability in the DA3 postcode district (Dartford) is Strong — superfast is near-universal and gigabit is rolling out. Across the 345 postcodes Ofcom measures in DA3, superfast broadband (30 Mbit/s or faster) reaches 90.9% of premises and gigabit-capable lines are available to 51.7%.
Around 0.3% of premises in DA3 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.
Sample postcodes in DA3
| Postcode | Superfast | Gigabit |
|---|---|---|
| DA3 7AA | 100% | 96.2% |
| DA3 7AB | 100% | 100% |
| DA3 7AD | 100% | 0% |
| DA3 7AE | 100% | 0% |
| DA3 7AF | 50% | 0% |
| DA3 7AG | 29.4% | 0% |
| DA3 7AH | 0% | 0% |
| DA3 7AJ | 100% | 0% |
| DA3 7AL | 100% | 100% |
| DA3 7AN | 14.3% | 0% |
Run a speed test to see what you're actually getting, or check your exact postcode.
Mobile signal around Dartford
Ofcom's coverage model for the wider Dartford district (53,393 premises):
4G indoors — all networks
97.9%
4G outdoors — all networks
100%
5G outdoors — all networks
99.9%
Voice indoors — all networks
99%
Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.
Crime in DA3
Police recorded 45 incidents within about a mile of the centre of DA3 in May 2026 (latest published street-level data). The breakdown:
| Category | Incidents | Share |
|---|---|---|
| Violence & sexual offences | 15 | 33.3% |
| Anti-social behaviour | 12 | 26.7% |
| Criminal damage & arson | 6 | 13.3% |
| Burglary | 4 | 8.9% |
| Other theft | 3 | 6.7% |
| Shoplifting | 2 | 4.4% |
| Vehicle crime | 2 | 4.4% |
| Other crime | 1 | 2.2% |
Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).
House prices in DA3
Based on 187 sales registered with HM Land Registry in the last 12 months, the median sold price in DA3 is £475,000, down 1.0% on the previous year (£480,000).
Detached
£680,000
70 sales
Semi-detached
£500,000
40 sales
Terraced
£335,000
63 sales
Flat / maisonette
£230,000
12 sales
Latest recorded sales in DA3
| Date | Price | Type | Street | Postcode |
|---|---|---|---|---|
| 15 May 2026 | £355,000 | Terraced | Knights Croft | DA3 8HZ |
| 8 May 2026 | £340,000 | Terraced | Millfield | DA3 8HW |
| 30 Apr 2026 | £672,000 | Detached | Pescot Avenue | DA3 7NA |
| 29 Apr 2026 | £860,000 | Detached | New Barn Road | DA3 7JB |
| 28 Apr 2026 | £358,000 | Semi-detached | Ayelands | DA3 8JN |
| 24 Apr 2026 | £350,000 | Terraced | Brambledown | DA3 7ER |
| 21 Apr 2026 | £410,000 | Terraced | Caxton Close | DA3 7DG |
| 20 Apr 2026 | £330,000 | Terraced | Essex Road | DA3 7QL |
| 17 Apr 2026 | £665,000 | Detached | Wellfield | DA3 7EG |
| 17 Apr 2026 | £825,000 | Detached | Church Road | DA3 8DY |
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
Who lives here? Dartford demographics
Census 2021 figures for the wider Dartford district (116,753 residents, 45,694 households):
| Age profile | |
|---|---|
| Under 15 | 22.3% |
| 15–29 | 24.1% |
| 30–44 | 22.5% |
| 45–64 | 17.4% |
| 65+ | 13.7% |
| Housing tenure | |
|---|---|
| Owner-occupied | 65.7% |
| Private rented | 18.3% |
| Social rented | 4.5% |
Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.
Schools in and around DA3
| School | Phase | Ages | Pupils | Postcode |
|---|---|---|---|---|
| Leigh Academy Longfield | Secondary | 11–18 | 992 | DA3 7PH |
| Leigh Academy Hartley | Primary | 3–11 | 445 | DA3 8BT |
| New Ash Green Primary School | Primary | 4–11 | 400 | DA3 8JT |
| Leigh Academy Milestone | Not applicable | 2–19 | 374 | DA3 8JZ |
| Langafel Church of England Voluntary Controlled Primary School | Primary | 4–11 | 286 | DA3 7PW |
| Our Lady of Hartley Catholic Primary School, Hartley, Longfield | Primary | 4–11 | 217 | DA3 8BL |
| Rowhill School | Not applicable | 5–16 | 163 | DA3 7PW |
| Fawkham Church of England Voluntary Controlled Primary School | Primary | 5–11 | 103 | DA3 8NA |
Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.
Food hygiene ratings in DA3
90 rated food businesses operate in DA3. 65 hold the top rating of 5, 14 are rated 4, and 1 are rated 2 or below.
Among the 5-rated: Bistro Marie, Bottle And Basket Off Licence, Bramblings Residential Home, Brands Hatch Place Hotel, Bright Horizons Longfield Day Nursery And Pre-school.
Source: Food Standards Agency, food hygiene ratings (FHRS) open data.
Energy performance (EPC) in DA3
From a sample of 142 Energy Performance Certificates across 11 DA3 postcodes, the most common rating is band D (average band D). 33% of sampled homes are rated C or better.
Band B
18%
Band C
15%
Band D
44%
Band E
20%
Band F
3%
Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.
Phone area codes for Dartford
Landlines around DA3 typically use:
Had a call from an unknown number? Use our free UK phone number checker to see who called.
What's it like living in DA3?
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Moving to DA3? Sort your connectivity first
We arrange broadband, full-fibre, leased lines, VoIP and business mobiles across Dartford — free, no-obligation quote.
Postcodes in DA3
Neighbouring districts
All Dartford (DA) postcode districts ›
Frequently asked questions
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Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.