CM17 postcode area house prices

CM17 has an average sold price of £249,787 across 18,040 HM Land Registry transactions covering 469 postcodes. The largest town grouping is Harlow.

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

CM17 at a glance

CM17 postcode area averages £249,787 across 18,040 completed sales covering 469 postcodes. Check the median, sample depth and nearby postcodes before using the average as a market signal.

Check asking price

Average £249,787 · Median £267,500 · 18,040 transactions · +17.6% growth · 469 postcodes

Data source: HM Land Registry; Updated October 2026
Sample quality: High transaction depth; 18,040 sales across 469 postcodes
Median check: £267,500; Mean and median differ — inspect local mix
Trend signal: +17.6%; The five-year price movement is +17.6%.
Coverage: 469 postcodes; Largest town: Harlow

CM17 Postcode Area Overview

The CM17 postcode area averages £249,787 across 18,040 registered sales — below the national average of £400,016 by -37.6%. The median price across constituent postcodes is £267,500, indicating lower-value sales drag the mean down. 469 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 +17.6%, in line with national growth.

Postcodes in CM17

CM17 9HL£247,707 average256 sales CM17 9RX£178,269 average247 sales CM17 9PZ£243,121 average246 sales CM17 9WH£221,026 average231 sales CM17 9NS£170,507 average223 sales CM17 9PE£137,338 average219 sales CM17 9TJ£188,605 average218 sales CM17 9QB£151,764 average216 sales CM17 9QF£192,831 average213 sales CM17 9QT£161,625 average213 sales CM17 9TA£136,160 average209 sales CM17 9QJ£197,428 average204 sales CM17 9XE£185,008 average199 sales CM17 9TF£239,532 average193 sales CM17 9QN£167,419 average184 sales CM17 9WG£328,299 average184 sales CM17 9QS£168,783 average181 sales CM17 9QG£175,738 average176 sales CM17 9RH£190,442 average176 sales CM17 9RG£192,248 average175 sales CM17 9PA£193,390 average172 sales CM17 9PY£149,282 average171 sales CM17 9PD£148,160 average169 sales CM17 9TZ£195,439 average169 sales CM17 9QH£211,639 average168 sales CM17 9RB£160,025 average165 sales CM17 9QA£139,363 average164 sales CM17 9PH£141,949 average163 sales CM17 9PR£169,863 average159 sales CM17 9QQ£178,576 average159 sales CM17 9RL£192,307 average155 sales CM17 9HH£199,282 average153 sales CM17 9RY£247,226 average150 sales CM17 9RA£149,276 average145 sales CM17 9PP£181,327 average142 sales CM17 9PU£258,684 average141 sales CM17 9HQ£260,693 average139 sales CM17 9JA£328,635 average139 sales CM17 9XA£218,199 average139 sales CM17 9NT£187,854 average136 sales CM17 9DR£207,935 average135 sales CM17 9PW£184,665 average134 sales CM17 9PX£163,263 average134 sales CM17 9HF£185,952 average124 sales CM17 9PQ£165,901 average123 sales CM17 9QU£188,578 average123 sales CM17 9HG£182,134 average112 sales CM17 0EE£259,781 average110 sales CM17 9PL£197,735 average107 sales CM17 9QX£191,352 average107 sales CM17 9PB£181,172 average106 sales CM17 9QR£160,513 average106 sales CM17 9PF£156,781 average104 sales CM17 9RD£153,229 average103 sales CM17 9AA£177,468 average95 sales CM17 9PS£150,546 average95 sales CM17 9QP£143,574 average89 sales CM17 9QY£136,139 average89 sales CM17 9XD£220,189 average88 sales CM17 9QL£207,451 average87 sales CM17 9JB£193,091 average86 sales CM17 9HJ£313,143 average83 sales CM17 0BU£154,167 average77 sales CM17 9PG£302,062 average72 sales CM17 0JT£310,390 average71 sales CM17 9TB£203,671 average70 sales CM17 9NU£219,682 average68 sales CM17 9XB£190,557 average68 sales CM17 9PJ£261,214 average67 sales CM17 9SA£445,989 average66 sales CM17 0GR£262,639 average64 sales CM17 0BW£154,567 average61 sales CM17 0ED£274,176 average61 sales CM17 9ET£136,659 average61 sales CM17 9NW£307,013 average61 sales CM17 0FF£283,320 average60 sales CM17 9QE£160,748 average57 sales CM17 9FG£410,433 average55 sales CM17 9QW£229,277 average55 sales CM17 0HL£337,416 average54 sales

Compare postcodes in CM17

Use the location comparison tool to put CM17 postcodes beside other postcode areas, towns or districts before narrowing your shortlist.

Compare locations Check asking price How we calculate prices

Property valuation guide

Estimate a property value in the CM17 area

Professional valuers use recent sold prices as comparable evidence. In the CM17 area, the median sold price is £267,500 and the average is £249,787, based on 18,040 HM Land Registry transactions. Over five years, prices have moved +17.6%, which affects how comparables from earlier years should be weighted.

Typical comparable range: £227,000–£308,000(±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 CM17 postcode area?

The average sold price in CM17 is £249,787, based on 18,040 HM Land Registry transactions across 469 postcodes.

How does CM17 compare to the national average?

CM17 is -37.6% 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 CM17 area cover?

The CM17 postcode area covers 469 individual postcodes with 18,040 registered sales. The largest town grouping is Harlow.

More about CM17

Harlow town Browse districts Market reports Methodology Compare locations Area guide: CM17

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.