CO9 1 postcode sector in the CO9 district
CO9 1 is a sector of the CO9 district: every postcode that starts CO9 1. It has 293 postcodes in use, 3 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 CO9 1 sector, by gigabit broadband
- No home or business can get gigabit: 34
- Some can get gigabit: 54
- Every home and business can get gigabit: 200
- Ofcom gives no figure: 5
- Outline: where 5 or more postcodes without gigabit lie together
Of the 293 postcodes in the CO9 1 sector that ONS places, 34 have no home or business that can get gigabit, 54 have some that can, 200 can all get it and 5 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.
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
34 postcodes here have no gigabit. These are the 12 first in postcode order.
Where the postcodes without gigabit lie together
- 9 postcodes without gigabit, outlined on the map. CO9 1QY, is the one nearest the middle of them.
What do homes sell for in CO9 1?
Homes in CO9 1 sold for a typical £297,500 in the 12 months to September 2026, across 112 sales, HM Land Registry's figures show. The 12 months before gave £340,000 from 200 sales: not a change larger than chance would explain, given which homes happened to sell.
- Detached £412,750 32 sales
- Semi-detached £302,500 30 sales
- Terraced £260,000 35 sales
- Flat or maisonette £115,000 15 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 CO9 1. A typical price is the median, the middle sale, given from 5 sales or more.
How we work this out: house prices by postcodeSource: HM Land Registry Price Paid Data, files dated 28 October 2026.
Postcodes in CO9 1
Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.
Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.
Other sectors in CO9
Check a postcode
Where the facts on this page come from
- Office for National Statistics: ONS Postcode Directory
- Ofcom Connected Nations
- HM Land Registry Price Paid Data
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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