House Price Monitor

NN1 · West Northamptonshire · Broad Street

Alpha House

Flats on Broad Street, NN1. Sold prices since January 2023.

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typical sale

34 flats sold in Alpha House since January 2023: 15 in 2023, 4 in 2024, 10 in 2025, 5 in 2026.

per m², typical · £193 per sq ft
m²typical flat size
Sep 2026last sale, £70,000

Price per m² against NN1

Flats in Alpha House sell for about 13% less per square metre than the typical NN1 flat.

Alpha House
£2,080
All NN1 flats
£2,390

Buying a flat here? See how long is left on the leases in Alpha House, free on Lease Length Check.

Price per m² by year

Typical price per square metre of the flats sold each year.

202315 sales
£2,250
20244 sales
£2,140
202510 sales
£2,050
20265 sales so far
£1,450

Prices by flat size

SizeSoldTypical price
Under 50 m²typically 47 m²10£108,000
50 to 69 m²typically 61 m²15£125,000
70 to 99 m²typically 72 m²6£125,000

Every sale in Alpha House

34 sales since January 2023, most recent first. Open a flat for its full sale history.

FlatDatePrice
Flat 10859 m² · 1st floor11 Sep 2026£70,000£1,190 per m²
Flat G14Flat · leasehold29 Jul 2026£105,000 
Flat 11971 m² · 1st floor22 Jul 2026£128,000£1,800 per m²
Flat 10672 m² · 1st floor21 May 2026£100,000£1,390 per m²
Flat 51666 m² · 5th floor18 Feb 2026£100,000£1,520 per m²
Flat 51565 m² · 5th floor11 Dec 2025£110,000£1,690 per m²
Flat 51147 m² · 5th floor19 Nov 2025£108,600£2,310 per m²
Flat 30746 m² · 3rd floor10 Oct 2025£96,500£2,100 per m²
Flat 50861 m² · 5th floor19 Sep 2025£125,000£2,050 per m²
Flat 50361 m² · 4th floor29 Aug 2025£122,000£2,000 per m²
Show all 34 sales
Flat 51247 m² · 6th floor27 Jun 2025£100,000£2,130 per m²
Flat G20Flat · leasehold11 Apr 2025£123,000 
Flat 31767 m² · 3rd floor12 Mar 2025£135,000£2,010 per m²
Flat G1665 m² · 1st floor12 Mar 2025£135,000£2,080 per m²
Flat 11560 m² · 1st floor7 Jan 2025£105,000£1,750 per m²
Flat 10748 m² · 1st floor11 Oct 2024£100,000£2,080 per m²
Flat 42160 m² · 4th floor27 Aug 2024£125,000£2,080 per m²
Flat 40859 m² · 4th floor1 Jul 2024£130,000£2,200 per m²
Flat 31346 m² · 3rd floor29 Feb 2024£102,500£2,230 per m²
Flat 40471 m²11 Dec 2023£125,000£1,760 per m²
Flat 21172 m² · 2nd floor30 Nov 2023£125,000£1,740 per m²
Flat 11472 m² · 1st floor22 Nov 2023£124,000£1,720 per m²
Flat 21661 m² · 2nd floor13 Nov 2023£150,000£2,460 per m²
Flat 51749 m² · 5th floor17 Jul 2023£106,500£2,170 per m²
Flat 50647 m² · 5th floor17 Jul 2023£111,000£2,360 per m²
Flat 12261 m² · 2nd floor9 Jun 2023£125,000£2,050 per m²
Flat 12361 m² · 3rd floor8 Jun 2023£148,500£2,430 per m²
Flat G1Flat · leasehold30 May 2023£140,000 
Flat 12047 m² · 1st floor31 Mar 2023£130,000£2,770 per m²
Flat 51068 m² · 4th floor3 Mar 2023£145,000£2,130 per m²
Flat 21247 m² · 2nd floor23 Feb 2023£113,500£2,410 per m²
Flat 21980 m² · 2nd floor20 Feb 2023£162,950£2,040 per m²
Flat 60146 m² · 6th floor2 Feb 2023£112,000£2,430 per m²
Flat 40960 m² · 6th floor23 Jan 2023£140,000£2,330 per m²

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Buildings near Alpha House

Where prices rose and fellA free email each month, after the monthly update.