BL Postcode Area for the Bolton Region

A wide range of spatial data has been analysed to present this overview. If you would like anything added, please contact us.

This section of the site is all about the BL Postcode area, also known as the Bolton Postal Area. Explore links to the next level to learn more about specific postcode districts such as BL0.

Detailed map of BL Bolton Postcode Area
Detailed map showing districts and posttowns in the BL Area
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Map of the BL Bolton Postcode Area

Explore the postcode area by using our interactive map.


Quick Facts about the BL Postcode

BL Area Statistics
Width from East to West 15.74 mi
Height from North to South 11.80 mi
Area of BL 114.67 mi²
Maximum Width 15.85 mi
Perimeter of Postcode Area 68.99 mi
Number of Postcode Districts 12
Number of Postcode Sectors 53
Number of Post Towns 2
Number of Postcodes 10,305
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The BL postcode area represents a group of 10 postal districts in the Bolton area of the United Kingdom. The area code stands for the letters b and l in BoLton. The area has a population of 380,259 and covers an area of 296,984 hectares. Fun fact: 0.59% of the population of Great Britain lives in this area.

The postcode area falls within the following counties: Greater Manchester (96.51%), Lancashire (3.49%).

Where is the BL Postcode Area?

The Bolton BL Postcode is in the North West of England.. The postal area borders the following neighbouring postal areas: PR - Preston, WN - Wigan, OL - Oldham, BB - Blackburn and M - Manchester, and is located inland.


Map Showing Location of the postcode area
Where is the postcode area?
A word cloud for the postcode area
A word cloud for the area

How built up is the Postcode Area?

I've calculated the total area covered by building footprints within the postcode area.
By analyzing this against the total area, I've determined the percentage of the area that's developed, this will give you an idea of how urban or rural the postcode region is.
The higher the percentage the more urban the area is. For example the least urban district is BL7 and the most urban is BL3.

Building Area Summary
Postcode District Total Area (m²) Footprint Area (m²) Built Percentage %
BL7 63,398,405 836,930 1.32%
BL0 21,322,454 857,838 4.02%
BL6 44,481,487 1,853,587 4.17%
BL8 31,211,973 1,644,254 5.27%
BL5 26,414,511 1,633,742 6.19%
BL9 35,533,824 2,592,106 7.29%
BL2 21,096,320 2,012,514 9.54%
BL1 25,593,903 2,667,187 10.42%
BL4 11,381,141 1,364,839 11.99%
BL3 16,551,198 2,457,377 14.85%
Total 296,985,216 (m²) 17,920,374 (m²) 6.03%
Map of the BL Postcode Area

A map showing the boundary of BL in relation to other areas

There are 14 towns within the Bolton postcode area.

Map of Posttowns in the BL
Map of Posttowns in the BL Postal Area
Area of the BL postcode area
Unit Area²
Hectares 296,984²
Miles 1,147²
Feet 31,967,060,776²
Kilometres 2,970²

Postal Delivery Offices Serving the Postcode Area

  • Belmont Scale Payment Delivery Office
  • Bolton North Delivery Office
  • Bolton West Delivery Office
  • Bury Delivery Office
  • Farnworth Delivery Office

Tourist Attractions within the Area