BN17 postcode area house prices

BN17 has an average sold price of £186,331 across 22,636 HM Land Registry transactions covering 677 postcodes. The largest town grouping is Littlehampton.

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

BN17 at a glance

BN17 postcode area averages £186,331 across 22,636 completed sales covering 677 postcodes. Check the median, sample depth and nearby postcodes before using the average as a market signal.

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Average £186,331 · Median £177,000 · 22,636 transactions · +27.4% growth · 677 postcodes

Data source: HM Land Registry; Updated October 2026
Sample quality: High transaction depth; 22,636 sales across 677 postcodes
Median check: £177,000; Mean and median differ — inspect local mix
Trend signal: +27.4%; The five-year price movement is +27.4%.
Coverage: 677 postcodes; Largest town: Littlehampton

BN17 Postcode Area Overview

The BN17 postcode area averages £186,331 across 22,636 registered sales — below the national average of £400,016 by -53.4%. The median price across constituent postcodes is £177,000, suggesting higher-value sales pull the mean upward. 677 postcodes cover this area, with data sourced from HM Land Registry Price Paid Records. The principal town is Littlehampton, which accounts for the largest share of transactions in this postcode area. The five-year price movement is +27.4%, in line with national growth.

Postcodes in BN17

BN17 5NU£78,901 average188 sales BN17 5LG£89,535 average181 sales BN17 5HN£116,263 average177 sales BN17 6SZ£125,268 average177 sales BN17 6SY£81,197 average174 sales BN17 5HE£144,547 average166 sales BN17 7GW£199,744 average164 sales BN17 5HP£67,486 average162 sales BN17 5NT£229,848 average159 sales BN17 6AQ£149,529 average154 sales BN17 5PY£160,129 average147 sales BN17 5JD£66,451 average143 sales BN17 7AH£117,093 average139 sales BN17 5LE£93,713 average138 sales BN17 6QX£161,106 average138 sales BN17 6JD£120,201 average132 sales BN17 6GH£257,643 average123 sales BN17 6QY£136,809 average120 sales BN17 6UU£198,635 average117 sales BN17 6PW£162,066 average116 sales BN17 6QD£138,260 average115 sales BN17 6SX£137,589 average115 sales BN17 7GX£251,439 average110 sales BN17 5FE£184,868 average109 sales BN17 5HW£121,890 average106 sales BN17 5NP£136,179 average106 sales BN17 5LJ£122,663 average105 sales BN17 6EP£145,897 average104 sales BN17 6SL£170,214 average103 sales BN17 6LT£199,565 average102 sales BN17 5HS£117,341 average101 sales BN17 6JR£111,054 average101 sales BN17 6SG£118,805 average99 sales BN17 5NZ£166,364 average98 sales BN17 6UH£174,885 average97 sales BN17 6UL£195,994 average96 sales BN17 6RH£137,867 average93 sales BN17 5BF£89,356 average92 sales BN17 5PE£159,213 average92 sales BN17 6BB£147,244 average92 sales BN17 7FL£212,612 average92 sales BN17 7FA£310,815 average91 sales BN17 5DU£256,760 average89 sales BN17 5LQ£92,234 average89 sales BN17 6AS£127,186 average89 sales BN17 5LD£106,652 average88 sales BN17 5QN£303,496 average88 sales BN17 6JG£157,476 average88 sales BN17 6RJ£148,692 average87 sales BN17 7HF£126,156 average87 sales BN17 6GZ£259,644 average86 sales BN17 5DA£268,180 average85 sales BN17 5PF£176,822 average85 sales BN17 6QB£130,345 average85 sales BN17 5DE£112,418 average84 sales BN17 5HB£103,393 average84 sales BN17 7EP£317,961 average84 sales BN17 5AQ£71,630 average83 sales BN17 6QA£158,349 average83 sales BN17 7DE£96,441 average83 sales BN17 7NU£142,688 average83 sales BN17 5TF£262,280 average82 sales BN17 6QE£135,875 average82 sales BN17 6UX£246,399 average82 sales BN17 6FD£236,346 average81 sales BN17 7BS£117,491 average81 sales BN17 5PN£116,826 average80 sales BN17 6QH£177,791 average80 sales BN17 6AD£172,899 average78 sales BN17 7BT£121,048 average78 sales BN17 7JX£141,439 average78 sales BN17 7NW£143,416 average77 sales BN17 6NQ£178,843 average76 sales BN17 7BY£140,560 average76 sales BN17 5AS£83,452 average75 sales BN17 6QS£142,277 average75 sales BN17 7GP£138,555 average75 sales BN17 6TD£139,526 average74 sales BN17 6FY£239,909 average73 sales BN17 7BL£142,166 average73 sales

Compare postcodes in BN17

Use the location comparison tool to put BN17 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 BN17 area

Professional valuers use recent sold prices as comparable evidence. In the BN17 area, the median sold price is £177,000 and the average is £186,331, based on 22,636 HM Land Registry transactions. Over five years, prices have moved +27.4%, which affects how comparables from earlier years should be weighted.

Typical comparable range: £150,000–£204,000(±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 BN17 postcode area?

The average sold price in BN17 is £186,331, based on 22,636 HM Land Registry transactions across 677 postcodes.

How does BN17 compare to the national average?

BN17 is -53.4% 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 BN17 area cover?

The BN17 postcode area covers 677 individual postcodes with 22,636 registered sales. The largest town grouping is Littlehampton.

More about BN17

Littlehampton town Browse districts Market reports Methodology Compare locations Area guide: BN17

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.