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Independent historical sold-price evidence from HM Land Registry for England and Wales.

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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.

Area guide

SL7 area guide — property prices & local market

Everything you need to know about buying property in the SL7 postcode area, covering Marlow and surrounding areas. All price data sourced from HM Land Registry — updated July 2026.

SL7 area price snapshot

Average price

£471,926

Median price

£412,500

5-year trend

+30.9%

Total sales

12,151

The SL7 area has 587 individual postcodes with 12,151 registered sales. Prices are +18.9% above the national average, with the largest concentration in Marlow. The five-year price movement is +30.9%.

Market context

SL7 averages £471,926, placing it in the upper-mid range. This tier often attracts a mix of professionals, families and investors, with prices +18.9% above the national average. The dataset includes 12,151 recorded sales across 587 postcodes.

The five-year price trend in SL7 is +30.9%, significantly outpacing many other areas. This level of growth may reflect improving local amenities, transport links or broader regeneration.

Buying tips for SL7

  • ⏱️Timing matters in competitive markets. Upper-mid areas often see properties sell quickly. Use the transaction count and recent sale dates on this site to gauge market speed in SL7.
  • 🚆Factor in commuting costs. Upper-mid prices often reflect transport links. Check train season ticket costs and journey times alongside property prices for a full picture.
  • 🧮Factor in Stamp Duty. Use the Stamp Duty Calculator to estimate purchase costs based on the average price in SL7.
  • 🏘️Explore Marlow. Much of the SL7 activity centres on Marlow. Check the town-level data for more granular market analysis.
  • 💡Check individual postcodes. Average prices can mask significant variation between postcodes in the SL7 area. Browse the individual postcode pages to find properties that match your budget.
  • 💡Compare asking prices to sold prices. Use the Asking Price Checker to see whether a listing price aligns with local sold-price evidence.
  • 💡Use sold prices as evidence, not valuation. Historical data helps you understand market trends but does not replace a professional valuation by a qualified surveyor.

Top postcodes in SL7

SL7 1JZ

£280,935 avg · 126 sales

SL7 3TZ

£175,044 avg · 114 sales

SL7 1UR

£207,663 avg · 102 sales

SL7 2QB

£353,219 avg · 99 sales

SL7 1TZ

£284,934 avg · 98 sales

SL7 1RR

£396,565 avg · 95 sales

SL7 1TH

£161,025 avg · 90 sales

SL7 1SJ

£406,996 avg · 88 sales

SL7 2SW

£329,324 avg · 85 sales

View all 587 postcodes in SL7 →

Useful tools for SL7 buyers

🧮

Stamp Duty ~£13,596

Avg £471,926 in SL7

Full guide →

📊

Asking Price Checker

Compare asking prices with sold-price evidence

📖

Stamp Duty Guide

Complete 2025 SDLT, LTT & LBTT guide

⚖️

Location Comparison

Compare SL7 with other areas

🏘️

Marlow data

Full town-level property statistics

About this guide

This SL7 area guide is based on HM Land Registry Price Paid Data, covering registered residential property sales in England and Wales from January 1995 onwards. All figures are historical sold prices, not current valuations or asking prices.

Data last updated: July 2026 · View methodology

Frequently asked questions

What is the average house price in SL7?

The average sold price in the SL7 postcode area is £471,926, based on 12,151 HM Land Registry transactions. The largest town in this area is Marlow.

How do SL7 house prices compare to the UK average?

Properties in SL7 average £471,926, which is +18.9% above the national average of £396,803 for England and Wales.

Why is the median price in SL7 lower than the average?

The median price (£412,500) is 12.6% below the average (£471,926), suggesting a mix of property types or a few high-value sales pulling the mean upward. This is common in areas with both affordable and premium housing.

How have SL7 house prices changed over 5 years?

Prices in SL7 have moved +30.9% over five years, reflecting broader UK house price growth. The large sample size gives confidence in this trend.

Are these area guide prices valuations or asking prices?

No. All figures on this page are historical completed sale prices from HM Land Registry Price Paid Data. They are not current valuations, estate agent asking prices, or financial advice. Always seek professional advice before making property decisions.

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