UK House Prices

CM20 postcode area house prices

CM20 has an average sold price of £248,258 across 10,533 HM Land Registry transactions covering 430 postcodes. The largest town grouping is Harlow.

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

CM20 at a glance

CM20 postcode area averages £248,258 across 10,533 completed sales covering 430 postcodes. Check the median, sample depth and nearby postcodes before using the average as a market signal.

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Average £248,258 · Median £174,000 · 10,533 transactions · +19.0% growth · 430 postcodes

Data source
HM Land Registry
Updated October 2026
Sample quality
High transaction depth
10,533 sales across 430 postcodes
Median check
£174,000
Mean and median differ — inspect local mix
Trend signal
+19.0%
The five-year price movement is +19.0%.
Coverage
430 postcodes
Largest town: Harlow

CM20 Postcode Area Overview

The CM20 postcode area averages £248,258 across 10,533 registered sales — below the national average of £400,016 by -37.9%. The median price across constituent postcodes is £174,000, suggesting higher-value sales pull the mean upward. 430 postcodes cover this area, with data sourced from HM Land Registry Price Paid Records. The principal town is Harlow, which accounts for the largest share of transactions in this postcode area. The five-year price movement is +19.0%, in line with national growth.

Postcodes in CM20

CM20 1JL£101,544 average209 salesCM20 1JQ£99,887 average183 salesCM20 1JG£99,929 average145 salesCM20 2GD£177,060 average142 salesCM20 1AS£197,146 average129 salesCM20 2JG£184,481 average120 salesCM20 2QW£105,591 average111 salesCM20 2AD£137,233 average105 salesCM20 1AW£179,086 average104 salesCM20 3QJ£159,390 average96 salesCM20 1BW£173,765 average95 salesCM20 1AY£311,694 average85 salesCM20 1FJ£280,074 average83 salesCM20 2PX£111,926 average83 salesCM20 2GS£207,831 average81 salesCM20 2UD£281,896 average78 salesCM20 1AU£167,623 average76 salesCM20 2FF£302,020 average74 salesCM20 2PY£125,291 average74 salesCM20 1FH£305,476 average72 salesCM20 2UH£254,710 average72 salesCM20 2TJ£332,952 average71 salesCM20 2UB£285,261 average71 salesCM20 2JE£510,612 average69 salesCM20 1FE£222,019 average64 salesCM20 2PA£170,593 average64 salesCM20 1EF£130,310 average63 salesCM20 1RD£163,452 average57 salesCM20 3DA£186,340 average57 salesCM20 1ED£225,035 average56 salesCM20 2FZ£606,097 average56 salesCM20 1EA£103,073 average55 salesCM20 2FP£516,811 average55 salesCM20 2PZ£130,714 average55 salesCM20 2UE£265,184 average54 salesCM20 3SY£180,481 average53 salesCM20 3QL£180,529 average52 salesCM20 3NN£173,547 average51 salesCM20 3RG£164,407 average51 salesCM20 3PN£86,155 average50 salesCM20 3LT£159,346 average49 salesCM20 3DH£253,345 average48 salesCM20 2UF£284,235 average47 salesCM20 3ER£121,033 average47 salesCM20 1PZ£222,709 average46 salesCM20 2LN£114,464 average46 salesCM20 1PJ£141,710 average45 salesCM20 1PX£190,332 average45 salesCM20 1RE£187,882 average45 salesCM20 2SF£473,090 average44 salesCM20 3DW£193,841 average44 salesCM20 3EU£127,363 average44 salesCM20 3LB£144,969 average44 salesCM20 1TN£293,674 average43 salesCM20 3EA£188,119 average43 salesCM20 3EY£194,186 average43 salesCM20 3QN£121,500 average43 salesCM20 1PB£179,761 average42 salesCM20 1SJ£157,410 average42 salesCM20 3DY£184,348 average42 salesCM20 3JJ£151,000 average42 salesCM20 3RR£177,745 average42 salesCM20 1RW£133,166 average41 salesCM20 2RB£294,817 average41 salesCM20 3RD£205,540 average41 salesCM20 1PD£134,450 average40 salesCM20 1SD£141,205 average40 salesCM20 1SE£218,081 average40 salesCM20 2FW£443,038 average40 salesCM20 2LJ£122,398 average40 salesCM20 2NF£205,954 average40 salesCM20 3JS£222,874 average40 salesCM20 3QY£218,862 average40 salesCM20 1FT£301,831 average39 salesCM20 1QD£156,715 average39 salesCM20 2PJ£176,436 average39 salesCM20 1PQ£158,848 average38 salesCM20 2FR£451,542 average38 salesCM20 2JU£188,704 average38 salesCM20 2PN£219,381 average38 sales

Compare postcodes in CM20

Use the location comparison tool to put CM20 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 CM20 area

Professional valuers use recent sold prices as comparable evidence. In the CM20 area, the median sold price is £174,000 and the average is £248,258, based on 10,533 HM Land Registry transactions. Over five years, prices have moved +19.0%, which affects how comparables from earlier years should be weighted.

Typical comparable range: £148,000–£200,000(±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.

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Frequently asked questions

What is the average sold price in the CM20 postcode area?

The average sold price in CM20 is £248,258, based on 10,533 HM Land Registry transactions across 430 postcodes.

How does CM20 compare to the national average?

CM20 is -37.9% below the England and Wales national average of £400,016.

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 CM20 area cover?

The CM20 postcode area covers 430 individual postcodes with 10,533 registered sales. The largest town grouping is Harlow.

More about CM20

Harlow townBrowse districtsMarket reportsMethodologyCompare locationsArea guide: CM20

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.