EC1R 3 postcode sector in the EC1R district

EC1R 3 is a sector of the EC1R district: every postcode that starts EC1R 3. It has 38 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 EC1R 3 sector, by flood risk

Map of every postcode in the EC1R 3 sector, by flood risk Of the 38 postcodes in the EC1R 3 sector that ONS places, 38 are not on the Environment Agency's at-risk list. Places named: Clerkenwell. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A401A5200A5201 EC1R 3AJ: not on the flood risk listEC1R 3AL: not on the flood risk listEC1R 3AN: not on the flood risk listEC1R 3AP: not on the flood risk listEC1R 3AR: not on the flood risk listEC1R 3AS: not on the flood risk listEC1R 3AU: not on the flood risk listEC1R 3AW: not on the flood risk listEC1R 3AX: not on the flood risk listEC1R 3AY: not on the flood risk listEC1R 3BA: not on the flood risk listEC1R 3BB: not on the flood risk listEC1R 3BD: not on the flood risk listEC1R 3BE: not on the flood risk listEC1R 3BH: not on the flood risk listEC1R 3BJ: not on the flood risk listEC1R 3BL: not on the flood risk listEC1R 3BN: not on the flood risk listEC1R 3BP: not on the flood risk listEC1R 3BQ: not on the flood risk listEC1R 3BS: not on the flood risk listEC1R 3BT: not on the flood risk listEC1R 3BU: not on the flood risk listEC1R 3BW: not on the flood risk listEC1R 3BX: not on the flood risk listEC1R 3DA: not on the flood risk listEC1R 3DB: not on the flood risk listEC1R 3DD: not on the flood risk listEC1R 3DE: not on the flood risk listEC1R 3DF: not on the flood risk listEC1R 3DG: not on the flood risk listEC1R 3DJ: not on the flood risk listEC1R 3DP: not on the flood risk listEC1R 3DR: not on the flood risk listEC1R 3EA: not on the flood risk listEC1R 3GB: not on the flood risk listEC1R 3HF: not on the flood risk listEC1R 3JT: not on the flood risk list Clerkenwell Map of every postcode in the EC1R 3 sector, by flood risk Of the 38 postcodes in the EC1R 3 sector that ONS places, 38 are not on the Environment Agency's at-risk list. Places named: Clerkenwell. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Clerkenwell
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 38

Of the 38 postcodes in the EC1R 3 sector that ONS places, 38 are not on the Environment Agency's at-risk list.

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. Names in italics are council wards: we hold no town or village names here.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Environment Agency flood risk, published 6 July 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.

What do homes sell for in EC1R 3?

HM Land Registry records one sale of homes in EC1R 3 in the 12 months to August 2026: too few to give a typical price.

  • Flat or maisonette 1 sale, too few to price

Standard sales of homes at market value at the postcodes that start EC1R 3. 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 September 2026.

Postcodes in EC1R 3

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.

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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