S18 7 postcode sector in the S18 district

S18 7 is a sector of the S18 district: every postcode that starts S18 7. It has 59 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 S18 7 sector, by flood risk

Map of every postcode in the S18 7 sector, by flood risk Of the 59 postcodes in the S18 7 sector that ONS places, 6 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 49 are not on the Environment Agency's at-risk list. Places named: Dronfield. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A61 S18 7AB: not on the flood risk listS18 7AD: not on the flood risk listS18 7BX: not on the flood risk listS18 7RZ: not on the flood risk listS18 7SA: not on the flood risk listS18 7SB: not on the flood risk listS18 7SD: not on the flood risk listS18 7SE: not on the flood risk listS18 7SG: not on the flood risk listS18 7SH: not on the flood risk listS18 7SJ: not on the flood risk listS18 7SQ: not on the flood risk listS18 7SR: not on the flood risk listS18 7SS: not on the flood risk listS18 7ST: not on the flood risk listS18 7SU: not on the flood risk listS18 7SW: not on the flood risk listS18 7SY: not on the flood risk listS18 7SZ: not on the flood risk listS18 7TA: not on the flood risk listS18 7TD: not on the flood risk listS18 7TE: not on the flood risk listS18 7TF: not on the flood risk listS18 7TG: not on the flood risk listS18 7TH: not on the flood risk listS18 7TL: not on the flood risk listS18 7TN: not on the flood risk listS18 7TQ: not on the flood risk listS18 7TR: not on the flood risk listS18 7TS: not on the flood risk listS18 7TT: not on the flood risk listS18 7UR: not on the flood risk listS18 7WA: not on the flood risk listS18 7WB: not on the flood risk listS18 7WD: not on the flood risk listS18 7WE: not on the flood risk listS18 7WH: not on the flood risk listS18 7WN: not on the flood risk listS18 7WP: not on the flood risk listS18 7WQ: not on the flood risk listS18 7WT: not on the flood risk listS18 7WU: not on the flood risk listS18 7WW: not on the flood risk listS18 7WX: not on the flood risk listS18 7WY: not on the flood risk listS18 7WZ: not on the flood risk listS18 7XA: not on the flood risk listS18 7SN: low flood risk at worstS18 7TP: low flood risk at worstS18 7WG: low flood risk at worstS18 7TB: medium flood risk at worstS18 7SL: high flood riskS18 7SX: high flood riskS18 7TJ: high flood riskS18 7WF: high flood riskS18 7WJ: high flood riskS18 7WL: high flood risk Dronfield Map of every postcode in the S18 7 sector, by flood risk Of the 59 postcodes in the S18 7 sector that ONS places, 6 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 49 are not on the Environment Agency's at-risk list. Places named: Dronfield. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A61 Dronfield
  • A home or business at high risk: 6
  • At medium risk at worst: 1
  • At low risk at worst: 3
  • At very low risk only: 0
  • Not on the at-risk list: 49

Of the 59 postcodes in the S18 7 sector that ONS places, 6 have a home or business at high risk, 1 are at medium risk at worst, 3 are at low risk at worst and 49 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.

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

The postcodes at high risk

Beside each: how many of its homes and businesses the Environment Agency puts at that risk.

S18 7SX3 at high riskS18 7TJ2 at high riskS18 7WL2 at high riskS18 7SL1 at high riskS18 7WF1 at high riskS18 7WJ1 at high risk

What do homes sell for in S18 7?

Homes in S18 7 sold for a typical £260,000 in the 12 months to August 2026, across 20 sales, down 31.1% on the 12 months before, HM Land Registry's figures show.

£260,000 typical price, the 12 months to August 2026
£377,500 12 months to August 2025
▼ down 31.1% on the 12 months before
  • Detached £850,000 9 sales
  • Semi-detached £192,500 7 sales
  • Terraced 4 sales, too few to price

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 S18 7. 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 S18 7

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.

S18 7ABS18 7ADS18 7BXS18 7RZS18 7SAS18 7SBS18 7SDS18 7SES18 7SGS18 7SHS18 7SJS18 7SLS18 7SNS18 7SPS18 7SQS18 7SRS18 7SSS18 7STS18 7SUS18 7SWS18 7SXS18 7SYS18 7SZS18 7TAS18 7TBS18 7TDS18 7TES18 7TFS18 7TGS18 7THS18 7TJS18 7TLS18 7TNS18 7TPS18 7TQS18 7TRS18 7TSS18 7TTS18 7URS18 7WAS18 7WBS18 7WDS18 7WES18 7WFS18 7WGS18 7WHS18 7WJS18 7WLS18 7WNS18 7WPS18 7WQS18 7WTS18 7WUS18 7WWS18 7WXS18 7WYS18 7WZS18 7XAS18 7XB

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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