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3 bed flat for sale Dunstable House, Riverside, SL7

Guide price

£1,850,000

Added on 16/09/2026

Type: Flat
Bedrooms: 3
Bathrooms: 2
Size: £848 per sq ft
Tenure: Share of freehold; 112 years left(from the agent's description)

Service charge £5,650 a yearNo ground rent (peppercorn) Council tax Band G £3,254 a year EPC C 73

* From the agent's description. Check it with them before you rely on it.

Key features

Outstanding riverside penthouse
Overlooking the River Thames and Higginson Park
Private mooring, driveway and garage
Substantial private roof garden
Private lift, staircase and ground floor lobby
Moments from Marlow High Street

About this property

An extraordinary penthouse apartment providing panoramic views of the river Thames, the bridge and the Church. Large roof garden, garage, parking and a private mooring. Set in a highly desirable location, conveniently positioned for Marlow town centre, riverside walks and nearby Higginson Park.

The property is located within Dunstable House, and offers well-proportioned, thoughtfully arranged accommodation designed for modern living. Access is via a private ground-floor lobby with a lift and stairwell, enhanced by attractive stained-glass glazing.

Floorplan

Energy performance

C 73

Current

Potential

92+

81-91

69-80

73 C

75 C

55-68

39-54

21-38

1-20

This home is rated band C, scoring 73 out of 100. The average British home is band D. Its certificate says it could reach band C (75) if the improvements it recommends were carried out.

Read from the certificate published with this listing, so it may not be the latest one. Check the government EPC register for the full certificate and its recommendations.

Council tax

Band G £3,254 a year

Per year

Band A

£1,302
Band B

£1,519
Band C

£1,736
Band D

£1,953
Band E

£2,387
Band F

£2,820
Band G

This home: £3,254
Band H

£3,905

This home is in band G, which costs £3,254 a year in Windsor and Maidenhead for 2026/27.

Figures from MHCLG (Open Government Licence v3): the average bill for each band across Windsor and Maidenhead, 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

£848 / sq ft

Area average (sold)

£609 / sq ft

Price per area, sold homes nearby

£451 / sq ft

£848 / sq ft

£775 / sq ft

Lowest

This home

Highest

£848 per sq ft, above 9 in 10 recent sales in SL7 (£451–£775, 10th–90th percentile, 509 sales over 24 months).

Lowest and highest are the 10th and 90th percentiles of 509 homes sold in SL7 over the last 24 months. This home's figure uses its asking price. All sold £/sq ft in SL7 →

Location

Dunstable House, Riverside, SL7

Open map Street View

Mortgage and stamp duty

Property price £1,850,000

£920k £2.8m

Deposit10% £185,000

£0 £1.9m

Interest rate 4.5%

0.5% 15%

Repayment period 25 years

5 years 40 years

A £1,665,000 mortgage. Most lenders would want a household income of about £370,000 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 nearby. Floor areas from Energy Performance Certificates where matched.

Address	Type	Sold	Size	Size	£/sq ft	Price
2, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	Dec 2015	883 sq ft £850/sq ft	883 sq ft	£850	£750,000
1, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	May 2015	829 sq ft £745/sq ft	829 sq ft	£745	£617,500
6, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	Feb 2014	n/a	n/a	n/a	£950,000
4, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	Sept 2013	915 sq ft £710/sq ft	915 sq ft	£710	£650,000
3, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	Jan 2012	829 sq ft £633/sq ft	829 sq ft	£633	£525,000
5, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	Jun 2009	1,216 sq ft £715/sq ft	1,216 sq ft	£715	£870,000
6, Dunstable House, Riverside Flat / maisonette	Flat / maisonette	May 2007	n/a	n/a	n/a	£926,000
4, Dunstable House, Riverside Detached	Detached	Nov 2006	915 sq ft £585/sq ft	915 sq ft	£585	£535,000