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© 2026 UK House Prices. Data sourced from HM Land Registry.

Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.

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SG6 postcode area house prices

SG6 has an average sold price of £259,580 across 15,918 HM Land Registry transactions covering 751 postcodes. The largest town grouping is Letchworth Garden City.

Updated August 2026Records through July 2026HM Land Registry31+ million records

SG6 at a glance

SG6 postcode area averages £259,580 across 15,918 completed sales covering 751 postcodes. Check the median, sample depth and nearby postcodes before using the average as a market signal.

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Average £259,580 · Median £226,000 · 15,918 transactions · +21.0% growth · 751 postcodes

Data source
HM Land Registry
Updated August 2026
Sample quality
High transaction depth
15,918 sales across 751 postcodes
Median check
£226,000
Mean and median differ — inspect local mix
Trend signal
+21.0%
The five-year price movement is +21.0%.
Coverage
751 postcodes
Largest town: Letchworth Garden City
Data source
HM Land Registry
Sample quality
High transaction depth
Median check
£226,000
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SG6 Postcode Area Overview

The SG6 postcode area averages £259,580 across 15,918 registered sales — below the national average of £398,894 by -34.9%. The median price across constituent postcodes is £226,000, suggesting higher-value sales pull the mean upward. 751 postcodes cover this area, with data sourced from HM Land Registry Price Paid Records. The principal town is Letchworth Garden City, which accounts for the largest share of transactions in this postcode area. The five-year price movement is +21.0%, in line with national growth.

Postcodes in SG6

SG6 4QF£100,631 average229 salesSG6 1DL£99,097 average223 salesSG6 4QE£77,038 average214 salesSG6 3WA£149,738 average172 salesSG6 4XP£131,301 average155 salesSG6 4BY£120,464 average153 salesSG6 4HY£120,191 average141 salesSG6 1QR£122,135 average132 salesSG6 4XU£129,180 average131 salesSG6 4XR£106,113 average122 salesSG6 4BH£165,526 average114 salesSG6 1UB£112,034 average111 salesSG6 1TY£139,331 average109 salesSG6 1FT£205,265 average107 salesSG6 2AT£182,962 average107 salesSG6 1DT£91,995 average105 salesSG6 1FE£171,665 average105 salesSG6 1DW£139,004 average104 salesSG6 4BS£175,704 average104 salesSG6 4LQ£125,220 average104 salesSG6 1GP£360,884 average101 salesSG6 1UD£113,586 average101 salesSG6 4BZ£121,772 average100 salesSG6 4BJ£167,602 average98 salesSG6 4DQ£294,635 average96 salesSG6 2UA£135,586 average90 salesSG6 1FL£236,591 average89 salesSG6 1UE£151,906 average89 salesSG6 3XY£227,620 average88 salesSG6 1FZ£225,408 average87 salesSG6 4LH£140,340 average84 salesSG6 1FX£238,705 average81 salesSG6 4DG£255,172 average80 salesSG6 1DZ£169,269 average76 salesSG6 2TX£267,499 average76 salesSG6 3PN£116,441 average73 salesSG6 4DE£286,130 average73 salesSG6 4HZ£150,487 average72 salesSG6 4LL£101,016 average69 salesSG6 1BH£97,638 average67 salesSG6 3PW£136,107 average67 salesSG6 3QW£148,991 average67 salesSG6 1QL£358,923 average64 salesSG6 2TY£220,484 average64 salesSG6 1AL£136,459 average62 salesSG6 1SE£218,708 average62 salesSG6 4XS£112,178 average62 salesSG6 4YF£168,703 average62 salesSG6 1FY£324,755 average59 salesSG6 1PN£191,244 average59 salesSG6 2SZ£343,547 average59 salesSG6 4BQ£155,658 average59 salesSG6 1DU£177,229 average58 salesSG6 2EY£318,591 average58 salesSG6 4LJ£140,353 average58 salesSG6 4BG£182,605 average56 salesSG6 1PT£238,060 average55 salesSG6 3RT£358,943 average55 salesSG6 2TP£286,245 average53 salesSG6 4DF£289,157 average52 salesSG6 1FA£174,294 average51 salesSG6 2JW£162,164 average51 salesSG6 3GZ£359,087 average51 salesSG6 3NB£236,739 average51 salesSG6 4DU£309,486 average51 salesSG6 1BZ£205,283 average50 salesSG6 2TR£306,606 average50 salesSG6 4EH£122,253 average50 salesSG6 1DS£234,423 average49 salesSG6 4DS£178,739 average49 salesSG6 3HT£287,660 average48 salesSG6 4EX£404,981 average48 salesSG6 1PX£201,901 average47 salesSG6 3BA£340,743 average47 salesSG6 3RR£223,189 average47 salesSG6 4QH£243,174 average47 salesSG6 4YL£231,890 average47 salesSG6 3EP£290,816 average46 salesSG6 3AW£2,350,444 average45 salesSG6 4JJ£341,400 average45 sales

Compare postcodes in SG6

Use the location comparison tool to put SG6 postcodes beside other postcode areas, towns or districts before narrowing your shortlist.

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Property valuation guide

Estimate a property value in the SG6 area

Professional valuers use recent sold prices as comparable evidence. In the SG6 area, the median sold price is £226,000 and the average is £259,580, based on 15,918 HM Land Registry transactions. Over five years, prices have moved +21.0%, which affects how comparables from earlier years should be weighted.

Typical comparable range: £192,000–£260,000(±15% from median)

These are historical completed-sale prices — not a formal valuation, asking price or investment advice. Use them to sense-check an asking price or set expectations before instructing a surveyor.

Check an asking price against local evidence

Frequently asked questions

What is the average sold price in the SG6 postcode area?

The average sold price in SG6 is £259,580, based on 15,918 HM Land Registry transactions across 751 postcodes.

How does SG6 compare to the national average?

SG6 is -34.9% below the England and Wales national average of £398,894.

Are these figures valuations or asking prices?

No. These are historical completed sale prices from HM Land Registry Price Paid Data. They are not current valuations, asking prices or investment advice.

How many postcodes does the SG6 area cover?

The SG6 postcode area covers 751 individual postcodes with 15,918 registered sales. The largest town grouping is Letchworth Garden City.

More about SG6

Letchworth Garden City townBrowse districtsMarket reportsMethodologyCompare locationsArea guide: SG6

About this data

All sold price figures on this page come from HM Land Registry Price Paid Data for England and Wales, published under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right. These are historical completed sale prices — they are not current valuations, not forecasts and not investment advice. Past sale prices do not guarantee future values. Always seek independent professional advice before making property or financial decisions. Read the full methodology for details on data cleaning, grouping and limitations.