Boston Property Market: House Prices, Sold Data & Development Finance, Q3 2026 Edition

Boston: Fenland market town with waterfront regeneration potential and agricultural sector employment.

The Boston property market recorded 1,068 residential sales in the 12 months to 31 May 2026, with a median sale price of £190,000. This places Boston £29k below the Lincolnshire county median of £219,007, and £95k below the approximate UK median of £285,000.

Prices in Boston have recorded a moderate decline, a year-on-year change of -3.8%. Within Lincolnshire, Boston ranks 7th by price out of 8 principal towns, and 7th by transaction volume.

On a quarterly view, Boston median prices moved from £188,000 in Q4 2024 to £195,000 in Q1 2026, a change of +3.7% over 5 quarters.

Property prices in Boston vary significantly by type. The table below compares Boston prices with Lincolnshire county averages and UK national figures.

Detached homes in Boston command £255,000, while flat properties are most accessible at £90,000. The £165k spread between the most and least expensive types indicates a relatively compressed market where margins between types are tighter.

HM Land Registry has so far registered 98 new-build sales in Boston for the past 12 months, 9.2% of registered transactions. New-build sales are typically registered 6 to 18 months after completion, so this understates current delivery and is not a completions figure.

On those registered sales, new builds in Boston sold at a premium of 35.3% to existing stock.

Across the wider Lincolnshire market, 690 new-build sales have registered so far. See our Lincolnshire property market report for the full county picture.

The table below shows the most recently registered residential sales in Boston, evidence of achieved prices for buyers, sellers and developers:

These transactions are sourced from HM Land Registry Price Paid data and represent completed, registered sales. The range from £88,500 to £320,000 illustrates the breadth of the Boston market.

For developers considering Boston, the local market data translates directly into finance structuring. With a median value of £190,000 and detached homes at £255,000, lenders can assess scheme viability with confidence.

A typical development finance facility for a scheme in Boston with a GDV of £255,000 would attract senior debt of approximately £165,750 at 65% LTGDV. Mezzanine finance can stretch total borrowing to 85-90% of costs, while bridging loans enable rapid site acquisitions completing in as little as 5 working days.

While prices have softened 3.8% year-on-year, experienced developers can still generate strong returns in Boston by targeting well-located sites with clear demand drivers.

Ready to develop in Boston? Submit your scheme for indicative terms within 24 hours from our panel of 100+ lenders.

To put Boston's market in context, the table below compares it with similarly-priced towns across Lincolnshire:

For the full Lincolnshire town-by-town breakdown, see our comprehensive Lincolnshire property market report.