18 Gateway
SE17 3UE
- Flat
- 3 bedrooms (estimate)
- 786 sq ft
- EPC C
What comparable sales show
Strong match£421,000
Range £370,000 to £471,000 · £535 per sq ft
Rank in SE17 3UE
1st of 8
Postcode average £346,375
From completed sales of similar homes nearby, adjusted for floor area. It cannot see condition, layout or recent work, so it is not a valuation.
In short
18 Gateway is a 3 bedroom flat in SE17 of about 786 sq ft.
Comparable completed sales nearby put it at £370,000 to £471,000, about £421,000 in the middle.
That makes it the 1st highest of the 8 homes we can compare in SE17 3UE, where the middle figure averages £346,375.
Across Southwark, average prices fell 2.1% in the year to August 2026.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£370,000
Middle
£421,000
Upper end
£471,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
The street
Gateway and its sales
18 Gateway on the map
This home, the completed sales its figure is worked out from, and the other sales on Gateway. Choose a pin for the address, size and date.
The Land Registry records a sale by its postcode, so pins sit at the postcode, close to the home, not on its doorstep. Map: contains OS data © Crown copyright and database rights 2026.
How 18 Gateway compares with Gateway
Against the 5 completed sales on the street in the last two years
Price
- Its middle figure of £421,000 is 55% above the street's median sale price of £271,000.
- 5 of those 5 sales completed for less than this home's middle figure, and 0 for the same or more.
A comparison of completed sales, not a valuation: it cannot see condition, layout or work done since a home last sold.
Sales activity on Gateway
Completed sales registered with HM Land Registry, by quarter
- Sales in two years
- 5
- Average price
- £308,400
- Lowest
- £250,000
- Highest
- £385,000
| Quarter | Sales | Median price |
|---|---|---|
| Q1 2025 | 1 | £266,000 |
| Q2 2025 | 0 | – |
| Q3 2025 | 1 | £385,000 |
| Q4 2025 | 0 | – |
| Q1 2026 | 2 | £320,500 |
| Q2 2026 | 0 | – |
| Q3 2026 | 0 | – |
| Q4 2026 | 0 | – |
| Type of home | Share of sales | Median price | Per sq ft |
|---|---|---|---|
| Flats | 100% (5) | £271,000 | – |
Completed sales on Gateway
Every sale in the last two years. Choose an address to see that home's page.
| Address | Sold | Price | Type | Size | Per sq ft |
|---|---|---|---|---|---|
| 23 GatewaySE17 3UE | Mar 2026 | £271,000 | Flat | – | – |
| 23 GatewaySE17 3UE | Mar 2026 | £370,000 | Flat | – | – |
| 29 GatewaySE17 3UE | Sept 2025 | £385,000 | Flat | – | – |
| 29 GatewaySE17 3UE | Mar 2025 | £266,000 | Flat | – | – |
| 29 GatewaySE17 3UE | Dec 2024 | £250,000 | Flat | – | – |
Energy
How efficient the home is
Energy performance certificate
From the official register for 18 Gateway, lodged 6 May 2010.
Rating now
C76 points
Could reach
C78 points
2 points higher with the improvements below
- Built
- 1950–1966
- Solar panels
- None recorded
What the assessor found
Each part of the home, with the certificate's own energy efficiency rating.
Walls
System built, as built, no insulation (assumed)
Very poorRoof
(another dwelling above)
Not rated on the certificate
Floor
(other premises below)
Not rated on the certificate
Heating
Boiler and radiators, mains gas
GoodHeating controls
Programmer, room thermostat and TRVs
GoodHot water
From main system
GoodLighting
No low energy lighting
Very poor
Estimated running costs
A year, now and after the recommended improvements.
£33 a year less after the improvements
Heating
Hot water
Lighting
The assessor's estimates at the energy prices in use when the certificate was made (2010), for a typical household. Today's bills will differ.
Improvements the certificate recommends
In the certificate's order. Each rating assumes the steps before it are done.
- 1
Low energy lighting for all fixed outlets
No cost given on the certificate · saves about £33 a year
Rating after78C
Costs and savings are the certificate's own, as estimated when it was made.
History
What it has sold for
Sale history
Every sale of this home registered with HM Land Registry since 1995
No sale of this home has been registered since 1995.
Nearby
Neighbours and the sales behind the figure
Homes in SE17 3UE
Ranked by what comparable sales show. Choose one to see its page.
The completed sales behind the figure
Similar homes nearby, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| Flat 12, Roffo Court Boyson RoadSE17 2FL · Flat | £495,000 | Oct 2025 | 818 sq ft | £605 | 0.1 mi |
| Flat 118, Roffo Court Boundary LaneSE17 2FP · Flat | £442,500 | Dec 2025 | 861 sq ft | £514 | 0.1 mi |
| Flat 3, 20 Liverpool GroveSE17 2PY · Flat | £685,000 | Jun 2026 | 936 sq ft | £731 | 0.1 mi |
| Flat 89, Roffo Court Boundary LaneSE17 2FP · Flat | £390,000 | Jun 2025 | 743 sq ft | £525 | 0.1 mi |
| 43 Carter StreetSE17 3EN · Flat | £590,600 | May 2026 | 872 sq ft | £677 | 0.2 mi |
| 171 Olney RoadSE17 3HT · Flat | £370,000 | Mar 2026 | 700 sq ft | £529 | 0.2 mi |
| Flat 44, St. Peters House Queens RowSE17 2PU · Flat | £371,500 | Dec 2025 | 678 sq ft | £548 | 0.1 mi |
| Flat 106, Roffo Court Boundary LaneSE17 2FP · Flat | £435,000 | Jun 2025 | 710 sq ft | £612 | 0.1 mi |
| Flat B, 42 Queens RowSE17 2PX · Flat | £382,500 | Sept 2025 | 678 sq ft | £564 | 0.1 mi |
| Second Floor Flat, 397 Walworth RoadSE17 2AW · Flat | £355,000 | May 2025 | 689 sq ft | £515 | 0.1 mi |
| Flat 22, St. Marks House Phelp StreetSE17 2PP · Flat | £500,000 | Aug 2025 | 872 sq ft | £573 | 0.1 mi |
| 57 Lorrimore RoadSE17 3LZ · Flat | £670,000 | Sept 2025 | 818 sq ft | £819 | 0.2 mi |
The area
SE17 at a glance
What buyers have paid in SE17
Completed sales in the last 12 months, against the 12 months before
Flats
Terraced
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 166 | £543,706 | 723 sq ft | £668 | −30.6% |
| Flats | 141 | £457,336 | 673 sq ft | £653 | −5.7% |
| Terraced | 21 | £830,631 | 1,077 sq ft | £776 | −0.1% |
Find another home
Enter an address with its postcode, or just the postcode, to open that home's page.
Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
Energy performance data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of February 2010.
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