Conant House, Flat 20, St Agnes Place, Southwark, London, SE11 4AY
About Conant House
Conant House is a three-bedroom mid-terrace house in Southwark, London, London (SE11 4AY). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band C. At 80 m² this is the 26th smallest of 27 units on EPC record in Conant House, where floor areas span 40–82 m². The building's EPC ratings span E to C, with this unit at the top. Other recorded features include a balcony. The latest certificate (August 2019) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since August 2009. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
Most recent transfer was October 2025 at £399,950 — fresh data. At 80 m² it's 29% larger than the typical home in the postcode (62 m² median across 26 EPCs). Across 1999–2025, sale prices on this property compounded at 5% per year. Today's modelled estimate of £459,000 is 14.8% above the 2025 sale price.
Know exactly what you're buying at Conant House
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Communal gardenYes
- BalconyYes
Building
- LiftYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Planning history
Conant House has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at Conant House
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Conant House has more than tripled in price since its earliest registered sale in 1999.
£459,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 26 years.
£399,950
Growth on file: 5.0% per year over 26 years.
Sales timeline
2 October 2025Most recent
£399,950
+137.4%over 23 years13 May 2002
£168,500
+46.5%over 2 years16 December 1999
£115,000
Median price across the last 5 sales in SE11 4AY: £440,000 (2024–2020).
Nearby sales in SE11 4AY
Conant House, Flat 15, St Agnes Place, Southwark, London, SE11 4AY
Sold Apr 2024
£371,500Conant House, Flat 54, St Agnes Place, Southwark, London, SE11 4AY
Sold Sept 2023
£374,500Conant House, Flat 5, St Agnes Place, Southwark, London, SE11 4AY
Sold Mar 2021
£455,000Conant House, Flat 36, St Agnes Place, Southwark, London, SE11 4AY
Sold Dec 2020
£495,000Conant House, Flat 26, St Agnes Place, Southwark, London, SE11 4AY
Sold Jul 2020
£440,000
Everything we know about Conant House, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other St Agnes Place homes
Years Held for Conant House lags the street by a wide margin.
Price per m²
£4,999
Street avg £6,268
Floor Area
80 m²
Street avg 63 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
1.8 t/year
Street avg 2.9 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Kennington Road Kennington — bus stop.
Closest school
0.3 km
Keyworth Primary School. 96 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
57.1dB

Night-time· 23:00 – 07:00
47.5dB