F83, Ambassador Building, 5 New Union Square, London, SW11 7BT

HP Score
- Verdict: INVESTIGATE, on a scale of Buy, Investigate, Avoid.
Mixed signals - investigate
Verdict
Derived from HomePortfolio scores
F83 earns an INVESTIGATE rating with HP Score 72/100. Investment score 71/100 reflects strong fundamentals. Crime intensity is moderate. Walkability is limited (68/100). Flood risk is not assessed: check the Environment Agency long-term flood map before offering. Tenure is leasehold. Every figure here comes from the live HomePortfolio API; anything it does not publish is left out.
Valuation & Market
Risk Overview
- Flood RiskUnknown
- SubsidenceSignificant
- RadonLow
- MiningUnknown
- LandslideLow
- Air QualityLow
- NoiseModerate
Planning Activity
- Pending26/03128/LBDemolition of existing extension and erection of a single-storey lower ground floor rear extension, repair and refurbishment of the front forecourt, boundary, existing front porch and steps. (Please note: The reference number for this Listed Building Consent application is 26/03128/LB, but there is also an associated application for Full Planning Permission related to these works with reference number: 26/02659/FUL)
- Pending26/07311/OBSApplication under Section 73 of the Town and Country Planning Act 1990 for variations to Conditions 3 (Reserved Matters), 5 (Design Codes), 6 (Design Codes Landscaping Details), 7 (Parameter Plans), 8 (Land Uses), 11 (Maximum Floorspace Area in outline element for each Phase or Development Zone), 14 (Residential Mix), 18 (Phasing Plan), 20 (Car Parking), 35 (Sustainability and Energy) and 61 (Approved Drawings) of outline planning permission dated 28th February 2022 (ref. 2021/0414) for: ''the restoration, extension, alterations and conversion of the Power Station building to provide retail, residential flats, business, cultural, hotel and conference facilities, event space and incidental accommodation; the demolition of other buildings and development of the land surrounding the Power Station and adjacent/nearby sites to provide retail, restaurants bars and cafes, offices, hotel, residential, community and cultural space, assembly and leisure space, serviced apartments, an energy centre and basement plant; parking for cars, coaches, motorcycles and bicycles; new access and internal road system and servicing; 'off-site' highway works; works to the jetty and riverwall to facilitate river transport and fuel delivery; provision of open space and landscaping.'' (The application is accompanied by an Environmental Statement).
- Pending26/03125/DETApproval of details pursuant to condition 6 (Pipe Root Details) of planning permission ref. 26/01395/LB (Erection of a single-storey side extension to replace the existing garage, together with associated external alterations and internal alterations to a Grade II listed dwelling. Including: replacement of uPVC windows with timber sash windows; installation of conservation rooflights; repair and upgrade of flat roofs including replacement of asphalt with lead and parapet upgrades; replacement of uPVC gutters and downpipes with cast iron; repointing in lime mortar; internal alterations including minor reconfiguration of layout; addition of an a/c unit and other associated external alterations. (Please note: The reference number for this Listed Building Consent application is 26/01395/LB but there is also an associated application 02.09.2026.
Ownership
- Corporate Ownership42.3%
- Overseas OwnershipNo
- Lease Term Remaining999+ yrs
- CovenantsRestrictive
- Lease TypeLeasehold
- Last Ownership Change-
- SourceLand Registry
Connectivity
Area Profile
Schools Nearby
- Tachbrook Nursery School0.3 miArea grades2025
Inspected after Ofsted withdrew the single overall grade.
- St Gabriel's CofE Primary School0.4 miGood
- Pimlico Primary0.4 miArea grades2025
Inspected after Ofsted withdrew the single overall grade.
- Pimlico Academy0.4 miReport card2026
Ofsted no longer awards a single overall grade.
1 of 10 nearby schools with published figures were oversubscribed in 2026 - demand, not a catchment.
Comparables
- Ambassador Building, 5 New Union Square-£655k-
- Ambassador Building, 5 New Union Square-£650k-
- Ambassador Building, 5 New Union Square-£1.15M-
- Ambassador Building, 5 New Union Square-£740k-