NN4 5 postcode sector in the NN4 district

NN4 5 is a sector of the NN4 district: every postcode that starts NN4 5. It has 75 postcodes in use, 2 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the NN4 5 sector, by gigabit broadband

Map of every postcode in the NN4 5 sector, by gigabit broadband Of the 75 postcodes in the NN4 5 sector that ONS places, 1 have no home or business that can get gigabit, 4 have some that can, 69 can all get it and 1 have no Ofcom figure. One postcode lies beyond the edge and is listed under the map. Places named: Nene Valley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. M1A45 NN4 5AB: gigabit for allNN4 5AD: gigabit for allNN4 5AE: gigabit for allNN4 5AF: gigabit for allNN4 5AG: gigabit for allNN4 5AH: gigabit for allNN4 5AJ: gigabit for allNN4 5AL: gigabit for allNN4 5AN: gigabit for allNN4 5AP: gigabit for allNN4 5AQ: gigabit for allNN4 5AR: gigabit for allNN4 5AS: gigabit for allNN4 5AT: gigabit for allNN4 5AU: gigabit for allNN4 5AW: gigabit for allNN4 5AX: gigabit for allNN4 5AY: gigabit for allNN4 5AZ: gigabit for allNN4 5BA: gigabit for allNN4 5BB: gigabit for allNN4 5BD: gigabit for allNN4 5BF: gigabit for allNN4 5BG: gigabit for allNN4 5BH: gigabit for allNN4 5BJ: gigabit for allNN4 5BL: gigabit for allNN4 5BN: gigabit for allNN4 5BP: gigabit for allNN4 5BQ: gigabit for allNN4 5BR: gigabit for allNN4 5BS: gigabit for allNN4 5BT: gigabit for allNN4 5BU: gigabit for allNN4 5BW: gigabit for allNN4 5BX: gigabit for allNN4 5BY: gigabit for allNN4 5BZ: gigabit for allNN4 5DA: gigabit for allNN4 5DB: gigabit for allNN4 5DD: gigabit for allNN4 5DE: gigabit for allNN4 5DF: gigabit for allNN4 5DG: gigabit for allNN4 5DH: gigabit for allNN4 5DJ: gigabit for allNN4 5DL: gigabit for allNN4 5DN: gigabit for allNN4 5DP: gigabit for allNN4 5DQ: gigabit for allNN4 5DR: gigabit for allNN4 5DT: gigabit for allNN4 5DU: gigabit for allNN4 5DX: gigabit for allNN4 5DY: gigabit for allNN4 5EA: gigabit for allNN4 5EB: gigabit for allNN4 5ED: gigabit for allNN4 5EE: gigabit for allNN4 5EF: gigabit for allNN4 5EG: gigabit for allNN4 5EH: gigabit for allNN4 5EJ: gigabit for allNN4 5EL: gigabit for allNN4 5EN: gigabit for allNN4 5EZ: gigabit for allNN4 5FB: gigabit for allNN4 5FX: gigabit for allNN4 5FY: gigabit for allNN4 5BE: some gigabitNN4 5DS: some gigabitNN4 5DW: some gigabitNN4 5FZ: some gigabitNN4 5EP: no gigabit Nene Valley Map of every postcode in the NN4 5 sector, by gigabit broadband Of the 75 postcodes in the NN4 5 sector that ONS places, 1 have no home or business that can get gigabit, 4 have some that can, 69 can all get it and 1 have no Ofcom figure. One postcode lies beyond the edge and is listed under the map. Places named: Nene Valley. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A45M1 Nene Valley
  • No home or business can get gigabit: 1
  • Some can get gigabit: 4
  • Every home and business can get gigabit: 69
  • Ofcom gives no figure: 1

Of the 75 postcodes in the NN4 5 sector that ONS places, 1 have no home or business that can get gigabit, 4 have some that can, 69 can all get it and 1 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. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

Postcodes without gigabit

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

What do homes sell for in NN4 5?

Homes in NN4 5 sold for a typical £297,500 in the 12 months to September 2026, across 63 sales, HM Land Registry's figures show. The 12 months before gave £306,000 from 97 sales: not a change larger than chance would explain, given which homes happened to sell.

£297,500 typical price, the 12 months to September 2026
£306,000 12 months to September 2025
  • Detached £430,000 23 sales
  • Semi-detached £301,250 8 sales
  • Terraced £281,000 11 sales
  • Flat or maisonette £165,000 21 sales

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

Standard sales of homes at market value at the postcodes that start NN4 5. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 October 2026.

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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