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129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ

How much is 129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ worth?

Estimated value — November 2026

£630,000

Likely range £443,000 – £898,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale February 1998

35%

confidence

Low

Typically within 16% of the sale price

Property details

Detached house

Deep Spinney · Bedford · MK40 4QJ

Address

District
Bedford
County
Bedfordshire
See house prices in MK40 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£200k£400k£600k£800k£1m20002002200420062008201020122014201620182020202220242026£630,000

Drawn through each of this property's recorded sales and ending at today's estimate, with the UK House Price Index for its area and property type filling in the months between. The shaded band is where four in five prices fell when we tested this line against real sales of similar homes; it widens the further a month is from a recorded sale, and today it matches the likely range above.

View as a table
Modelled value at the end of each year, with any recorded sales
YearModelled valueLikely range
2000£206,799£175,967 – £243,919
2001£237,306£199,127 – £281,892
2002£286,724£237,376 – £344,944
2003£314,159£256,684 – £382,324
2004£335,235£270,968 – £410,583
2005£344,701£275,914 – £425,026
2006£361,609£286,211 – £449,525
2007£393,434£307,370 – £494,402
2008£334,379£258,260 – £423,876
2009£341,590£260,948 – £437,967
2010£355,753£270,587 – £460,335
2011£354,435£267,985 – £463,599
2012£363,288£273,358 – £480,741
2013£378,928£283,772 – £504,718
2014£410,497£338,530 – £513,638
2015£454,721£370,264 – £575,760
2016£514,028£413,203 – £658,527
2017£530,455£420,883 – £687,489
2018£544,747£426,549 – £714,143
2019£538,032£415,688 – £713,371
2020£539,486£411,192 – £723,351
2021£581,219£436,947 – £787,983
2022£622,401£461,425 – £853,105
2023£607,686£444,187 – £842,006
2024£611,080£440,303 – £855,830
2025£628,680£446,437 – £889,863
2026£630,000£443,000 – £898,000

Sale history

1997Sold
£132,950
1998Sold
+10%£146,250
2026Today — estimated
+331%£630,000

Mortgage calculator

£3,381

Estimated monthly repayment

£567,000

Loan amount

£650,249

Total interest

£1,217,249

Total repayable

A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.

Related properties

About this property

129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ is a detached house on Deep Spinney in Bedford. Stede's estimated value for November 2026 is £630,000. Four in five similar homes sold within their likely range when tested; for this property that range is £443,000 to £898,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 4 similar homes in the same postcode (25%). The confidence score is 35 out of 100 (low): estimates like this one are typically within 16% of the eventual sale price.

It last sold in February 1998 for £146,250. It has 2 sales on record, the earliest in 1997. The current estimate is 331% higher than that price. The current owner has held it for about 28 years.

The modelled value is unchanged over the past year and up 10% over the past five years.

Among 10 nearby properties Stede tracks in the MK40 area, estimated values run from £572,000 to £688,000. This detached house's £630,000 sits around the middle of that range.

Common questions

How much is 129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ worth?

Stede estimates 129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ is worth £630,000 as of November 2026, within a likely range of £443,000 to £898,000. The estimate is generated automatically from recorded sale prices of this and similar nearby homes and the UK House Price Index, and is not a formal valuation.

When did 129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ last sell?

It last sold in February 1998 for £146,250. There are 2 sales on record, the earliest in 1997.

What type of property is 129 Deep Spinney, Biddenham, Bedford, Bedfordshire, MK40 4QJ?

It is recorded as a Detached house on Deep Spinney in the MK40 postcode area.

How reliable is this estimate?

The confidence score is 35 out of 100 (low). Tested against real sales of similar homes, estimates like this one are typically within 16% of the sale price, and four in five sold within their likely range. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.

How does Stede calculate this estimate?

It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 4 similar homes in the same postcode (25%). Each piece of evidence gets the share that proved most accurate when tested against real sales of similar homes, and the same testing sets the likely range and confidence. Full detail is on the methodology page.

How we got this figure

We weighed the evidence below, giving each piece the share that proved most accurate when we tested it against real sales of similar homes. The likely range and confidence come from testing the same method against 5,203 real sales of similar homes.

  • Its sale in February 1998, brought up to today with the House Price Index£688,19575%
  • 4 similar homes sold recently in the same postcode£454,14025%

Estimate £630,000, likely £443,000 – £898,000

Read the full methodology and data sources →