IP18 postcode area house prices

IP18 has an average sold price of £345,949 across 4,026 HM Land Registry transactions covering 265 postcodes. The largest town grouping is Southwold.

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

IP18 at a glance

IP18 postcode area averages £345,949 across 4,026 completed sales covering 265 postcodes. Check the median, sample depth and nearby postcodes before using the average as a market signal.

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Average £345,949 · Median £310,000 · 4,026 transactions · +9.3% growth · 265 postcodes

Data source: HM Land Registry; Updated October 2026
Sample quality: Usable transaction depth; 4,026 sales across 265 postcodes
Median check: £310,000; Mean and median differ — inspect local mix
Trend signal: +9.3%; The five-year price movement is +9.3%.
Coverage: 265 postcodes; Largest town: Southwold

IP18 Postcode Area Overview

The IP18 postcode area averages £345,949 across 4,026 registered sales — below the national average of £400,016 by -13.5%. The median price across constituent postcodes is £310,000, suggesting higher-value sales pull the mean upward. 265 postcodes cover this area, with data sourced from HM Land Registry Price Paid Records. The principal town is Southwold, which accounts for the largest share of transactions in this postcode area. The five-year price movement is +9.3%, in line with national growth.

Postcodes in IP18

IP18 6LQ£447,340 average92 sales IP18 6RY£153,008 average77 sales IP18 6XL£195,975 average69 sales IP18 6PN£191,542 average68 sales IP18 6BU£341,746 average66 sales IP18 6JZ£208,915 average66 sales IP18 6JQ£341,608 average54 sales IP18 6RL£163,712 average54 sales IP18 6PQ£137,677 average51 sales IP18 6GL£443,100 average49 sales IP18 6BL£441,348 average46 sales IP18 6AE£357,362 average45 sales IP18 6PY£336,695 average44 sales IP18 6YS£190,115 average44 sales IP18 6LR£357,336 average43 sales IP18 6RE£231,752 average43 sales IP18 6LD£390,702 average42 sales IP18 6LP£284,212 average41 sales IP18 6BQ£276,797 average40 sales IP18 6DN£259,684 average39 sales IP18 6EH£339,004 average39 sales IP18 6HW£404,869 average39 sales IP18 6RU£275,710 average39 sales IP18 6YB£365,383 average39 sales IP18 6BP£422,236 average38 sales IP18 6UP£579,042 average38 sales IP18 6UQ£548,623 average38 sales IP18 6RT£207,556 average37 sales IP18 6RF£196,176 average36 sales IP18 6XN£170,057 average35 sales IP18 6BS£371,750 average34 sales IP18 6HT£372,615 average34 sales IP18 6NH£354,310 average34 sales IP18 6JL£302,144 average33 sales IP18 6RG£156,504 average33 sales IP18 6LT£564,017 average32 sales IP18 6BG£295,101 average31 sales IP18 6QB£186,084 average31 sales IP18 6QP£188,510 average31 sales IP18 6HL£573,310 average30 sales IP18 6NQ£451,388 average29 sales IP18 6YE£160,014 average28 sales IP18 6AG£334,111 average27 sales IP18 6LB£255,248 average27 sales IP18 6LN£440,996 average27 sales IP18 6UD£727,578 average27 sales IP18 6EP£404,788 average26 sales IP18 6GX£348,247 average26 sales IP18 6LS£360,859 average26 sales IP18 6UB£482,942 average26 sales IP18 6UX£507,923 average26 sales IP18 6AT£389,774 average25 sales IP18 6QX£152,583 average25 sales IP18 6RR£333,336 average25 sales IP18 6HQ£560,188 average24 sales IP18 6QR£249,364 average24 sales IP18 6XW£209,515 average24 sales IP18 6NR£358,065 average23 sales IP18 6NT£270,874 average23 sales IP18 6JH£324,574 average22 sales IP18 6PD£206,593 average22 sales IP18 6PP£194,432 average22 sales IP18 6QG£229,334 average22 sales IP18 6BX£310,381 average21 sales IP18 6BZ£294,395 average21 sales IP18 6HZ£287,474 average21 sales IP18 6QJ£194,093 average21 sales IP18 6AJ£563,850 average20 sales IP18 6LA£432,350 average20 sales IP18 6PU£268,848 average20 sales IP18 6AN£388,974 average19 sales IP18 6LX£521,557 average19 sales IP18 6QA£354,158 average19 sales IP18 6RW£292,261 average19 sales IP18 6NP£232,639 average18 sales IP18 6NZ£254,972 average18 sales IP18 6UH£646,826 average18 sales IP18 6UJ£557,028 average18 sales IP18 6AB£228,379 average17 sales IP18 6JN£378,647 average17 sales

Compare postcodes in IP18

Use the location comparison tool to put IP18 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 IP18 area

Professional valuers use recent sold prices as comparable evidence. In the IP18 area, the median sold price is £310,000 and the average is £345,949, based on 4,026 HM Land Registry transactions. Over five years, prices have moved +9.3%, which affects how comparables from earlier years should be weighted.

Typical comparable range: £264,000–£357,000(±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 IP18 postcode area?

The average sold price in IP18 is £345,949, based on 4,026 HM Land Registry transactions across 265 postcodes.

How does IP18 compare to the national average?

IP18 is -13.5% 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 IP18 area cover?

The IP18 postcode area covers 265 individual postcodes with 4,026 registered sales. The largest town grouping is Southwold.

More about IP18

Southwold town Browse districts Market reports Methodology Compare locations Area guide: IP18

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.