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Castle SquareHouse Prices / East Midlands, Boston
Last updated May 2026
Key Street Insights
Castle Square is a residential street with 46 addresses.
It ranks as the 460th largest and 84th most expensive of the 616 streets in the PE21 area. The dominant property type is a modern flat built after 1980.
The street contains a total of 46 properties: 46 flats.
46
Properties
- Flats
Key Street Insights
Castle Square is a residential street with 46 addresses.
It ranks as the 460th largest and 84th most expensive of the 616 streets in the PE21 area. The dominant property type is a modern flat built after 1980.
The street contains a total of 46 properties: 46 flats.
46
Properties
- Flats
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House Priceson Castle Square
Sale prices range from £85,998 for 1 bedroom leasehold flats (484 ft2) to £127,024 for 3 bedroom leasehold flats (1,044 ft2) .
Monthly rental prices range from £463 pcm for 1 bed flats to £606 pcm for 3 bed flats.
The gross rental yield is between 5.7% and 6.5%.
The average value per square foot is £166.
Average Sale Value
£95,807
Average Rental Value
£505 pcm
Average Rental Yield
6.3% /year
Average Value Per Sqft
£166 /ft2
Sales Market Trendson Castle Square
The last sale on Castle Square sold for £79,000 on 16th October 2025. Since then prices are down an average of 5.8%.
The current average value in the street is £95,807.
The Castle Square Sales Market has increased by 11.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -2.9% | £95,807 |
| April 2025 | -0.6% | £98,704 |
| April 2024 | -3% | £99,342 |
| April 2023 | 1.2% | £102,376 |
| April 2022 | 11.8% | £101,208 |
| April 2021 | 3.1% | £90,563 |
| April 2020 | 0.4% | £87,838 |
| April 2019 | -0.6% | £87,495 |
| April 2018 | 2.2% | £88,051 |
| April 2017 | 0.6% | £86,183 |
| April 2016 | 2% | £85,634 |
| April 2015 | 4.3% | £83,947 |
| April 2014 | 3.5% | £80,523 |
| April 2013 | -0.9% | £77,811 |
| April 2012 | -1% | £78,503 |
| April 2011 | -0.5% | £79,311 |
| April 2010 | 1.4% | £79,741 |
| April 2009 | -14.7% | £78,667 |
| April 2008 | 1.6% | £92,198 |
| April 2007 | 0% | £90,704 |
Rental Market Trendson Castle Square
The current average rental value in the street is £505.
The Castle Square Rental Market has increased by 27.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 5.2% | £505pcm |
| April 2025 | 4.9% | £480pcm |
| April 2024 | 4.3% | £458pcm |
| April 2023 | 4.8% | £439pcm |
| April 2022 | 5.6% | £419pcm |
| April 2021 | 0.9% | £397pcm |
| April 2020 | 0.9% | £394pcm |
| April 2019 | -1.7% | £390pcm |
| April 2018 | -0.9% | £397pcm |
| April 2017 | 1.2% | £400pcm |
| April 2016 | 1.2% | £395pcm |
| April 2015 | 1.5% | £390pcm |
| April 2014 | 0.8% | £385pcm |
| April 2013 | 1.5% | £382pcm |
| April 2012 | 0.5% | £376pcm |
| April 2011 | 3% | £374pcm |
| April 2010 | 3.9% | £364pcm |
| April 2009 | -7% | £350pcm |
| April 2008 | 6.6% | £376pcm |
| April 2007 | 0% | £353pcm |
Explore Propertieson Castle Square, Boston, PE21
- 1, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 2, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 3, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 4, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 5, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 6, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 7, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 8, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 9, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 10, Castle Square, Boston, PE21 7JQ3 bed modern flat
- 11, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 12, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 14, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 15, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 16, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 17, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 18, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 19, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 20, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 21, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 22, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 23, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 24, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 25, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 26, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 27, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 28, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 29, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 30, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 31, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 32, Castle Square, Boston, PE21 7JQ1 bed modern flat
- 33, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 34, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 35, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 36, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 37, Castle Square, Boston, PE21 7JQ2 bed flat
- 38, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 39, Castle Square, Boston, PE21 7JQ2 bed flat
- 40, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 41, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 42, Castle Square, Boston, PE21 7JQ3 bed modern flat
- 43, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 44, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 45, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 46, Castle Square, Boston, PE21 7JQ2 bed modern flat
- 47, Castle Square, Boston, PE21 7JQ2 bed modern flat
Sales Historyon Castle Square, Boston, PE21
The last sale was on 16th October 2025 for £79,000 and since then the market in the area has decreased by 5.8%. The street has had a total of 68 sales since 1995.
Castle Square, Boston, PE21 has seen 6 sales in the last three years and 1 sale in the last twelve months.
Sold Oct 2025£79,000 | 2 Bed FlatCastle Square3, Castle Square, Boston, PE21 7JQ
Sold Oct 2024£85,000 | 2 Bed FlatCastle Square2, Castle Square, Boston, PE21 7JQ
Sold Oct 2023£78,000 | 2 Bed FlatCastle Square8, Castle Square, Boston, PE21 7JQ
Sold Jun 2023£66,000 | 2 Bed FlatCastle Square43, Castle Square, Boston, PE21 7JQ
Sold Jun 2023£66,000 | 2 Bed FlatCastle Square41, Castle Square, Boston, PE21 7JQ
Sold Feb 2023£81,500 | 2 Bed FlatCastle Square31, Castle Square, Boston, PE21 7JQ
Sold Sep 2022£105,000 | 2 Bed FlatCastle Square29, Castle Square, Boston, PE21 7JQ
Sold Apr 2022£60,000 | 2 Bed FlatCastle Square33, Castle Square, Boston, PE21 7JQ
Sold Feb 2021£63,000 | 2 Bed FlatCastle Square7, Castle Square, Boston, PE21 7JQ
Sold Oct 2019£58,500 | 2 Bed FlatCastle Square20, Castle Square, Boston, PE21 7JQ
Sold Jul 2019£60,000 | 2 Bed FlatCastle Square14, Castle Square, Boston, PE21 7JQ
Sold Mar 2019£66,000 | 2 Bed FlatCastle Square27, Castle Square, Boston, PE21 7JQ
Sold Sep 2018£68,000 | 2 Bed FlatCastle Square5, Castle Square, Boston, PE21 7JQ
Sold Jan 2017£73,000 | 2 Bed FlatCastle Square31, Castle Square, Boston, PE21 7JQ
Sold Dec 2015£71,500 | 2 Bed FlatCastle Square21, Castle Square, Boston, PE21 7JQ
Sold Sep 2015£69,000 | 2 Bed FlatCastle Square38, Castle Square, Boston, PE21 7JQ
Sold Feb 2015£66,000 | 2 Bed FlatCastle Square29, Castle Square, Boston, PE21 7JQ
Sold Jan 2015£69,950 | 2 Bed FlatCastle Square28, Castle Square, Boston, PE21 7JQ
Sold Aug 2014£62,500 | 1 Bed FlatCastle Square32, Castle Square, Boston, PE21 7JQ
Sold Jun 2014£58,000 | 2 Bed FlatCastle Square30, Castle Square, Boston, PE21 7JQ
Sold Jan 2014£63,250 | 2 Bed FlatCastle Square25, Castle Square, Boston, PE21 7JQ
Sold Jan 2014£63,500 | 2 Bed FlatCastle Square26, Castle Square, Boston, PE21 7JQ
Sold Oct 2010£89,950 | 2 Bed FlatCastle Square19, Castle Square, Boston, PE21 7JQ
Sold Aug 2010£70,705 | 2 Bed FlatCastle Square6, Castle Square, Boston, PE21 7JQ
Sold Jul 2010£70,705 | 2 Bed FlatCastle Square9, Castle Square, Boston, PE21 7JQ
Sold Jul 2010£89,950 | 2 Bed FlatCastle Square7, Castle Square, Boston, PE21 7JQ
Sold Jun 2010£70,705 | 2 Bed FlatCastle Square45, Castle Square, Boston, PE21 7JQ
Sold Apr 2010£70,705 | 2 Bed FlatCastle Square4, Castle Square, Boston, PE21 7JQ
Sold Apr 2010£70,705 | 2 Bed FlatCastle Square38, Castle Square, Boston, PE21 7JQ
Sold Mar 2010£70,705 | 2 Bed FlatCastle Square44, Castle Square, Boston, PE21 7JQ
Sold Mar 2010£70,705 | 2 Bed FlatCastle Square8, Castle Square, Boston, PE21 7JQ
Sold Mar 2010£70,705 | 2 Bed FlatCastle Square18, Castle Square, Boston, PE21 7JQ
Sold Feb 2010£70,705 | 2 Bed FlatCastle Square12, Castle Square, Boston, PE21 7JQ
Sold Feb 2010£70,705 | 2 Bed FlatCastle Square40, Castle Square, Boston, PE21 7JQ
Sold Feb 2010£70,705 | 2 Bed FlatCastle Square22, Castle Square, Boston, PE21 7JQ
Sold Nov 2009£85,000 | 2 Bed FlatCastle Square20, Castle Square, Boston, PE21 7JQ
Sold Oct 2009£85,000 | 2 Bed FlatCastle Square14, Castle Square, Boston, PE21 7JQ
Sold Oct 2009£85,000 | 2 Bed FlatCastle Square33, Castle Square, Boston, PE21 7JQ
Sold Jul 2009£85,000 | 2 Bed FlatCastle Square43, Castle Square, Boston, PE21 7JQ
Sold Jul 2009£85,000 | 2 Bed FlatCastle Square41, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£87,580 | 2 Bed FlatCastle Square11, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£87,580 | 2 Bed FlatCastle Square15, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£87,580 | 2 Bed FlatCastle Square1, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£87,360 | 2 Bed FlatCastle Square36, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£87,580 | 2 Bed FlatCastle Square34, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£97,920 | 3 Bed FlatCastle Square42, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£87,360 | 2 Bed FlatCastle Square17, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£97,000 | 2 Bed FlatCastle Square2, Castle Square, Boston, PE21 7JQ
Sold Sep 2008£97,000 | 2 Bed FlatCastle Square3, Castle Square, Boston, PE21 7JQ
Sold Aug 2008£124,950 | 2 Bed FlatCastle Square18, Castle Square, Boston, PE21 7JQ
Sold Aug 2008£83,250 | 2 Bed FlatCastle Square35, Castle Square, Boston, PE21 7JQ
Sold Aug 2008£129,950 | 2 Bed FlatCastle Square21, Castle Square, Boston, PE21 7JQ
Sold Aug 2008£129,950 | 2 Bed FlatCastle Square5, Castle Square, Boston, PE21 7JQ
Sold Jun 2008£124,950 | 2 Bed FlatCastle Square47, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square25, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square26, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square27, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square28, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square29, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square30, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 2 Bed FlatCastle Square31, Castle Square, Boston, PE21 7JQ
Sold May 2008£114,950 | 1 Bed FlatCastle Square32, Castle Square, Boston, PE21 7JQ
Sold May 2008£115,000 | 2 Bed FlatCastle Square37, Castle Square, Boston, PE21 7JQ
Sold May 2008£60,675 | 3 Bed FlatCastle Square10, Castle Square, Boston, PE21 7JQ
Sold May 2008£60,675 | 2 Bed FlatCastle Square16, Castle Square, Boston, PE21 7JQ
Sold May 2008£60,675 | 2 Bed FlatCastle Square23, Castle Square, Boston, PE21 7JQ
Sold May 2008£60,675 | 2 Bed FlatCastle Square39, Castle Square, Boston, PE21 7JQ
Sold May 2008£60,675 | 2 Bed FlatCastle Square46, Castle Square, Boston, PE21 7JQ
Top 3 Most Expensive Saleson Castle Square, Boston, PE21
Nearby Streetsto Castle Square, Boston, PE21
Castle Square, Boston, PE21 is the 460th largest and the 84th most expensive street in the PE21 area.
- 71 mWyberton West Road, Boston, PE21159 Addresses
- 129 mSparkes Court, Boston, PE218 Addresses
- 153 mCarmel Green, Boston, PE2115 Addresses
- 219 mPark View, Boston, PE216 Addresses
- 223 mPoplar Close, Boston, PE215 Addresses
- 240 mRedstone Industrial Estate, Boston, PE2119 Addresses
Postcodeson Castle Square, Boston, PE21
There is 1 postcode on Castle Square, Boston, PE21.
- House prices in PE21 7JQ46 Addresses
Property Typesin Castle Square
- 44 modern flats built after 1980
- 2 flats of an unknown age
- modern flat (44)
- flat (2)
Energy Efficiencyof properties on Castle Square
- Energy Performance Certificate (EPC) surveys conducted for 44 properties.
- The dominant rating is C.
- A (0)
- E (0)
- B (6)
- F (0)
- C (26)
- G (0)
- D (12)
- No EPC (2)
Schools Nearbyto Castle Square, Boston, PE21
The nearest primary school to Castle Square, Boston, PE21 is Staniland Academy which is 723 metres away.
- 723mStaniland Academy
- 944mBoston Pioneers Free School Academy
- 1.1kmSt Thomas CofE Primary Academy
The nearest secondary school is The Boston Grammar School which is 1.1 kilometres away.
- 1.1kmThe Boston Grammar School
- 2.3kmHaven High Academy
- 2.8kmBoston High School
More reading links
Public Transport Nearbyto Castle Square, Boston, PE21
The closest station to Castle Square, Boston, PE21 is Boston station which is 1.2 kilometres away.
- 1.2kmBoston
- 5.2kmHubberts Bridge
- 10.3kmSwineshead
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