DA4 postcode district: South Darenth and Sutton at Hone and around, Kent

DA4 is a postcode district in Kent, with 243 postcodes in use in 2 sectors. It has postcodes in South Darenth and Sutton at Hone. It is split between 2 councils: Sevenoaks (194 postcodes) and Dartford (49).

Postcodes in use: 243
Sectors: 2
Councils: 2 councils
Places: South Darenth and Sutton at Hone

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in DA4, by gigabit broadband

No home or business can get gigabit: 55
Some can get gigabit: 67
Every home and business can get gigabit: 119
Ofcom gives no figure: 2
Outline: where 5 or more postcodes without gigabit lie together

Of the 243 postcodes in DA4 that ONS places, 55 have no home or business that can get gigabit, 67 have some that can, 119 can all get it and 2 have no Ofcom figure.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. A dashed outline shows where 5 or more lie within 160 metres of each other. It is not a boundary, and no boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 51.3886, longitude 0.2324. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; gigabit: Ofcom, Connected Nations, Spring 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Postcodes without gigabit

55 postcodes here have no gigabit. These are the 12 first in postcode order.

DA4 0BG DA4 0BP DA4 0DJ DA4 0DN DA4 0DQ DA4 0DZ DA4 0EB DA4 0HX DA4 0JA DA4 0JQ DA4 0JR DA4 0JS

Where the postcodes without gigabit lie together

8 postcodes without gigabit, outlined on the map. DA4 9LR, is the one nearest the middle of them.

What broadband can you get in DA4?

Ofcom reports on 241 of the 243 postcodes in DA4. At 119 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit119 of 241

Postcodes where every home can get superfast202 of 241

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

Is DA4 at risk of flooding?

40 of the 243 postcodes in DA4 have a home or business in an area at risk of flooding from rivers or the sea, the Environment Agency says. At those, it puts 106 homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 40 of 243 postcodes High: 58Medium: 48Low: 328

High: 3.3% or more a year (1 in 30). Medium: 1% to 3.3% a year. Low: 0.1% to 1% a year. Very low: under 0.1% a year (1 in 1,000). Each band is the chance of flooding in any one year.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0. How we use it

What do homes sell for in DA4?

Homes in DA4 sold for a typical £390,000 in the 12 months to August 2026, across 119 sales, up 2.6% on the 12 months before, HM Land Registry's figures show.

£390,000 typical price, the 12 months to August 2026

£380,000 12 months to August 2025

▲ up 2.6% on the 12 months before

Detached £685,000 17 sales
Semi-detached £415,000 39 sales
Terraced £365,300 34 sales
Flat or maisonette £225,000 29 sales

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it