BB3 postcode district: Darwen and around

BB3 is a postcode district in England, with 931 postcodes in use in 5 sectors. It has postcodes in Darwen and Blackburn. Its council is Blackburn with Darwen.

Postcodes in use: 931
Sectors: 5
Council: Blackburn with Darwen
Places: 2 places

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

Every postcode in BB3, by gigabit broadband

No home or business can get gigabit: 159
Some can get gigabit: 115
Every home and business can get gigabit: 625
Ofcom gives no figure: 32
Outline: where 5 or more postcodes without gigabit lie together

Of the 931 postcodes in BB3 that ONS places, 159 have no home or business that can get gigabit, 115 have some that can, 625 can all get it and 32 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 150 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 53.6980, longitude -2.4658. 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

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

BB3 0DB BB3 0DD BB3 0DF BB3 0DG BB3 0DH BB3 0DJ BB3 0DN BB3 0EQ BB3 0FE BB3 0FG BB3 0FL BB3 0GY

Where the postcodes without gigabit lie together

13 postcodes without gigabit, outlined on the map. BB3 2LL, is the one nearest the middle of them.
7 postcodes without gigabit, outlined on the map. BB3 2RD, is the one nearest the middle of them.
7 postcodes without gigabit, outlined on the map. BB3 2PR, is the one nearest the middle of them.
7 postcodes without gigabit, outlined on the map. BB3 3NT, is the one nearest the middle of them.
6 postcodes without gigabit, outlined on the map. BB3 1QA, is the one nearest the middle of them.
6 postcodes without gigabit, outlined on the map. BB3 0NP, is the one nearest the middle of them.

What broadband can you get in BB3?

Ofcom reports on 899 of the 931 postcodes in BB3. At 625 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit625 of 899

Postcodes where every home can get superfast822 of 899

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 BB3 at risk of flooding?

98 of the 931 postcodes in BB3 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 757 homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 98 of 931 postcodes High: 429Medium: 328Low: 504

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 BB3?

Homes in BB3 sold for a typical £160,000 in the 12 months to August 2026, across 459 sales, down 5.9% on the 12 months before, HM Land Registry's figures show.

£160,000 typical price, the 12 months to August 2026

£170,000 12 months to August 2025

▼ down 5.9% on the 12 months before

Detached £307,498 92 sales
Semi-detached £196,000 90 sales
Terraced £127,000 269 sales
Flat or maisonette £125,000 8 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