N11 3 postcode sector in the N11 district

N11 3 is a sector of the N11 district: every postcode that starts N11 3. It has 192 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 N11 3 sector, by flood risk

Map of every postcode in the N11 3 sector, by flood risk Of the 192 postcodes in the N11 3 sector that ONS places, 6 are at low risk at worst and 186 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Friern Barnet. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A406A109 N11 3AA: not on the flood risk listN11 3AB: not on the flood risk listN11 3AD: not on the flood risk listN11 3AE: not on the flood risk listN11 3AF: not on the flood risk listN11 3AG: not on the flood risk listN11 3AH: not on the flood risk listN11 3AJ: not on the flood risk listN11 3AL: not on the flood risk listN11 3AN: not on the flood risk listN11 3AP: not on the flood risk listN11 3AQ: not on the flood risk listN11 3AR: not on the flood risk listN11 3AS: not on the flood risk listN11 3AT: not on the flood risk listN11 3AU: not on the flood risk listN11 3AW: not on the flood risk listN11 3AX: not on the flood risk listN11 3AY: not on the flood risk listN11 3AZ: not on the flood risk listN11 3BA: not on the flood risk listN11 3BB: not on the flood risk listN11 3BD: not on the flood risk listN11 3BE: not on the flood risk listN11 3BF: not on the flood risk listN11 3BG: not on the flood risk listN11 3BH: not on the flood risk listN11 3BJ: not on the flood risk listN11 3BL: not on the flood risk listN11 3BP: not on the flood risk listN11 3BQ: not on the flood risk listN11 3BT: not on the flood risk listN11 3BU: not on the flood risk listN11 3BW: not on the flood risk listN11 3BX: not on the flood risk listN11 3BY: not on the flood risk listN11 3DA: not on the flood risk listN11 3DB: not on the flood risk listN11 3DD: not on the flood risk listN11 3DE: not on the flood risk listN11 3DF: not on the flood risk listN11 3DG: not on the flood risk listN11 3DH: not on the flood risk listN11 3DJ: not on the flood risk listN11 3DN: not on the flood risk listN11 3DP: not on the flood risk listN11 3DQ: not on the flood risk listN11 3DR: not on the flood risk listN11 3DS: not on the flood risk listN11 3DT: not on the flood risk listN11 3DW: not on the flood risk listN11 3DX: not on the flood risk listN11 3DY: not on the flood risk listN11 3EA: not on the flood risk listN11 3EB: not on the flood risk listN11 3EF: not on the flood risk listN11 3EG: not on the flood risk listN11 3EH: not on the flood risk listN11 3EL: not on the flood risk listN11 3EN: not on the flood risk listN11 3EP: not on the flood risk listN11 3EQ: not on the flood risk listN11 3ER: not on the flood risk listN11 3ES: not on the flood risk listN11 3ET: not on the flood risk listN11 3EU: not on the flood risk listN11 3EW: not on the flood risk listN11 3EX: not on the flood risk listN11 3EY: not on the flood risk listN11 3EZ: not on the flood risk listN11 3FA: not on the flood risk listN11 3FB: not on the flood risk listN11 3FD: not on the flood risk listN11 3FE: not on the flood risk listN11 3FF: not on the flood risk listN11 3FG: not on the flood risk listN11 3FH: not on the flood risk listN11 3FJ: not on the flood risk listN11 3FL: not on the flood risk listN11 3FN: not on the flood risk listN11 3FP: not on the flood risk listN11 3FQ: not on the flood risk listN11 3FR: not on the flood risk listN11 3FS: not on the flood risk listN11 3FT: not on the flood risk listN11 3FU: not on the flood risk listN11 3FY: not on the flood risk listN11 3FZ: not on the flood risk listN11 3GA: not on the flood risk listN11 3GB: not on the flood risk listN11 3GD: not on the flood risk listN11 3GE: not on the flood risk listN11 3GF: not on the flood risk listN11 3GG: not on the flood risk listN11 3GH: not on the flood risk listN11 3GJ: not on the flood risk listN11 3GN: not on the flood risk listN11 3GP: not on the flood risk listN11 3GQ: not on the flood risk listN11 3GR: not on the flood risk listN11 3GS: not on the flood risk listN11 3GT: not on the flood risk listN11 3GU: not on the flood risk listN11 3GW: not on the flood risk listN11 3GX: not on the flood risk listN11 3GY: not on the flood risk listN11 3GZ: not on the flood risk listN11 3HA: not on the flood risk listN11 3HB: not on the flood risk listN11 3HD: not on the flood risk listN11 3HE: not on the flood risk listN11 3HF: not on the flood risk listN11 3HG: not on the flood risk listN11 3HH: not on the flood risk listN11 3HJ: not on the flood risk listN11 3HL: not on the flood risk listN11 3HN: not on the flood risk listN11 3HP: not on the flood risk listN11 3HQ: not on the flood risk listN11 3HT: not on the flood risk listN11 3HU: not on the flood risk listN11 3HX: not on the flood risk listN11 3HY: not on the flood risk listN11 3HZ: not on the flood risk listN11 3JA: not on the flood risk listN11 3JB: not on the flood risk listN11 3JD: not on the flood risk listN11 3JE: not on the flood risk listN11 3JF: not on the flood risk listN11 3JG: not on the flood risk listN11 3JH: not on the flood risk listN11 3JJ: not on the flood risk listN11 3JL: not on the flood risk listN11 3JN: not on the flood risk listN11 3JP: not on the flood risk listN11 3JQ: not on the flood risk listN11 3JR: not on the flood risk listN11 3JS: not on the flood risk listN11 3LA: not on the flood risk listN11 3LB: not on the flood risk listN11 3LD: not on the flood risk listN11 3LE: not on the flood risk listN11 3LF: not on the flood risk listN11 3LG: not on the flood risk listN11 3LJ: not on the flood risk listN11 3LL: not on the flood risk listN11 3LN: not on the flood risk listN11 3LP: not on the flood risk listN11 3LR: not on the flood risk listN11 3LS: not on the flood risk listN11 3LT: not on the flood risk listN11 3LX: not on the flood risk listN11 3LY: not on the flood risk listN11 3NA: not on the flood risk listN11 3NB: not on the flood risk listN11 3ND: not on the flood risk listN11 3NE: not on the flood risk listN11 3NF: not on the flood risk listN11 3NG: not on the flood risk listN11 3NH: not on the flood risk listN11 3NJ: not on the flood risk listN11 3NL: not on the flood risk listN11 3NP: not on the flood risk listN11 3NQ: not on the flood risk listN11 3NT: not on the flood risk listN11 3NU: not on the flood risk listN11 3NX: not on the flood risk listN11 3NY: not on the flood risk listN11 3PB: not on the flood risk listN11 3PD: not on the flood risk listN11 3PE: not on the flood risk listN11 3PG: not on the flood risk listN11 3PP: not on the flood risk listN11 3PQ: not on the flood risk listN11 3PR: not on the flood risk listN11 3PS: not on the flood risk listN11 3PT: not on the flood risk listN11 3PU: not on the flood risk listN11 3PW: not on the flood risk listN11 3PX: not on the flood risk listN11 3PY: not on the flood risk listN11 3PZ: not on the flood risk listN11 3QA: not on the flood risk listN11 3QH: not on the flood risk listN11 3QJ: not on the flood risk listN11 3NN: low flood risk at worstN11 3NR: low flood risk at worstN11 3NS: low flood risk at worstN11 3NW: low flood risk at worstN11 3PA: low flood risk at worstN11 3UT: low flood risk at worst Friern Barnet Map of every postcode in the N11 3 sector, by flood risk Of the 192 postcodes in the N11 3 sector that ONS places, 6 are at low risk at worst and 186 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Friern Barnet. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A406 Friern Barnet
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 6
  • At very low risk only: 0
  • Not on the at-risk list: 186

Of the 192 postcodes in the N11 3 sector that ONS places, 6 are at low risk at worst and 186 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. 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.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 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

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.

N11 3DZ

What do homes sell for in N11 3?

Homes in N11 3 sold for a typical £442,500 in the 12 months to August 2026, across 70 sales, down 7.1% on the 12 months before, HM Land Registry's figures show.

£442,500 typical price, the 12 months to August 2026
£476,500 12 months to August 2025
▼ down 7.1% on the 12 months before
  • Detached 1 sale, too few to price
  • Semi-detached £735,000 7 sales
  • Terraced £570,000 19 sales
  • Flat or maisonette £350,000 43 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 N11 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. 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

Postcodes in N11 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.

N11 3AAN11 3ABN11 3ADN11 3AEN11 3AFN11 3AGN11 3AHN11 3AJN11 3ALN11 3ANN11 3APN11 3AQN11 3ARN11 3ASN11 3ATN11 3AUN11 3AWN11 3AXN11 3AYN11 3AZN11 3BAN11 3BBN11 3BDN11 3BEN11 3BFN11 3BGN11 3BHN11 3BJN11 3BLN11 3BPN11 3BQN11 3BTN11 3BUN11 3BWN11 3BXN11 3BYN11 3DAN11 3DBN11 3DDN11 3DEN11 3DFN11 3DGN11 3DHN11 3DJN11 3DNN11 3DPN11 3DQN11 3DRN11 3DSN11 3DTN11 3DWN11 3DXN11 3DYN11 3DZN11 3EAN11 3EBN11 3EFN11 3EGN11 3EHN11 3ELN11 3ENN11 3EPN11 3EQN11 3ERN11 3ESN11 3ETN11 3EUN11 3EWN11 3EXN11 3EYN11 3EZN11 3FAN11 3FBN11 3FDN11 3FEN11 3FFN11 3FGN11 3FHN11 3FJN11 3FLN11 3FNN11 3FPN11 3FQN11 3FRN11 3FSN11 3FTN11 3FUN11 3FYN11 3FZN11 3GAN11 3GBN11 3GDN11 3GEN11 3GFN11 3GGN11 3GHN11 3GJN11 3GNN11 3GPN11 3GQN11 3GRN11 3GSN11 3GTN11 3GUN11 3GWN11 3GXN11 3GYN11 3GZN11 3HAN11 3HBN11 3HDN11 3HEN11 3HFN11 3HGN11 3HHN11 3HJN11 3HLN11 3HNN11 3HPN11 3HQN11 3HTN11 3HUN11 3HXN11 3HYN11 3HZN11 3JAN11 3JBN11 3JDN11 3JEN11 3JFN11 3JGN11 3JHN11 3JJN11 3JLN11 3JNN11 3JPN11 3JQN11 3JRN11 3JSN11 3LAN11 3LBN11 3LDN11 3LEN11 3LFN11 3LGN11 3LJN11 3LLN11 3LNN11 3LPN11 3LRN11 3LSN11 3LTN11 3LXN11 3LYN11 3NAN11 3NBN11 3NDN11 3NEN11 3NFN11 3NGN11 3NHN11 3NJN11 3NLN11 3NNN11 3NPN11 3NQN11 3NRN11 3NSN11 3NTN11 3NUN11 3NWN11 3NXN11 3NYN11 3PAN11 3PBN11 3PDN11 3PEN11 3PGN11 3PPN11 3PQN11 3PRN11 3PSN11 3PTN11 3PUN11 3PWN11 3PXN11 3PYN11 3PZN11 3QAN11 3QHN11 3QJN11 3UT

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

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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