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6 bed property for sale Mill Lane, Islip, NN14

Guide price

£1,175,000

Added on 29/09/2026

Bedrooms: 6
Bathrooms: 3
Size: £322 per sq ft
Tenure: Freehold

Council tax Band G £4,040 a year

Key features

Historic Grade II listed former mill
Exceptional riverside position
Extensive grounds of approximately 1.7acres
Over 4,000 sqft of flexible accommodation
Peaceful village loction with excellent road & rail connections
Character features throughout
Potential income opportunity
Private fishing & mooring rights

About this property

A historic 18th century former mill spanning over 4,000 sqft, occupying a secluded plot in excess of 1 acre with 200ft of direct river frontage and fishing rights. situated at the end of a quiet village lane with gated access, this expansive property offers outstanding countryside living whilst still being closely connected to the village and historic market towns of thrapston and oundle.

Floorplan

Council tax

Band G £4,040 a year

Per year

Band A

£1,616
Band B

£1,885
Band C

£2,155
Band D

£2,424
Band E

£2,963
Band F

£3,501
Band G

This home: £4,040
Band H

£4,848

This home is in band G, which costs £4,040 a year in North Northamptonshire for 2026/27. The band is from the agent's description, so check it before you rely on it.

Figures from MHCLG (Open Government Licence v3): the average bill for each band across North Northamptonshire, including the typical parish precept, so a parish's own bill can differ a little. Discounts lower the bill, such as 25% off for an adult living alone. Check a home's band on GOV.UK.

Price guide

This home

£322 / sq ft

Area average (sold)

£278 / sq ft

Price per area, sold homes nearby

£206 / sq ft

£322 / sq ft

£348 / sq ft

Lowest

This home

Highest

£322 per sq ft, above the middle of recent sales in NN14 (£206–£348, 10th–90th percentile, 1,582 sales over 24 months).

Lowest and highest are the 10th and 90th percentiles of 1,582 homes sold in NN14 over the last 24 months. This home's figure uses its asking price. All sold £/sq ft in NN14 →

Location

Mill Lane, Islip, NN14

Open map Street View

Mortgage and stamp duty

Property price £1,175,000

£580k £1.8m

Deposit10% £118,000

£0 £1.2m

Interest rate 4.5%

0.5% 15%

Repayment period 25 years

5 years 40 years

A £1,057,000 mortgage. Most lenders would want a household income of about £235,000 to support it.

A guide only, for a capital repayment mortgage. The rate you are offered and what you can borrow depend on your circumstances and a full application with a lender or broker. Your home may be repossessed if you do not keep up repayments on your mortgage.

Properties sold nearby

HM Land Registry sales on Mill Lane. Floor areas from Energy Performance Certificates where matched.

Address	Type	Sold	Size	Size	£/sq ft	Price
3, Mill Lane NN14 1HN Semi-detached	Semi-detached	May 2026	1,087 sq ft £271/sq ft	1,087 sq ft	£271	£295,000
1, Mill Lane NN14 1HN Detached	Detached	Nov 2025	732 sq ft £355/sq ft	732 sq ft	£355	£260,000
4, Mill Lane NN14 3LA Semi-detached	Semi-detached	Nov 2025	517 sq ft £358/sq ft	517 sq ft	£358	£185,000
11a, Mill Lane NN14 1HN Semi-detached	Semi-detached	Aug 2024	1,076 sq ft £353/sq ft	1,076 sq ft	£353	£380,000
Manor Cottage, 2, Mill Lane NN14 3HG Detached	Detached	Jul 2024	1,981 sq ft £288/sq ft	1,981 sq ft	£288	£570,000
11, Mill Lane NN14 1HN Terraced	Terraced	Mar 2022	624 sq ft £332/sq ft	624 sq ft	£332	£207,000
9, Mill Lane NN14 1HN Terraced	Terraced	Sept 2021	474 sq ft £572/sq ft	474 sq ft	£572	£271,000
4, Mill Lane NN14 3BQ Detached	Detached	Sept 2021	2,045 sq ft £362/sq ft	2,045 sq ft	£362	£740,000