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Deal WizardHMO · Property Analysis
3 bedroom semi-detached house for sale in Wricklemarsh Road, London SE3
Address: Wricklemarsh Road, London SE3Price: £615,0003 Bedroom(s)1 Bathroom(s)Analysis Date: Apr 16, 2026
ROCE: 25.5 %Tenure Type: FREEHOLDProperty Type: Semi DetachedSize: 381 sq ft / 35.4 m²Risk: MediumProject Time: 12 weeks

HMO Investment Analysis: Wricklemarsh Road

Analysis for Wricklemarsh Road, SE3. This property represents a classic "project" opportunity with significant value-add potential through reconfiguration of reception rooms and the conversion of the existing outbuilding/summer house into a high-yielding unit.

Executive Summary

This semi-detached property offers an excellent HMO conversion prospect. With 3 bedrooms currently, the configuration allows for an easy expansion to a 6-bedroom HMO by utilizing the large ground-floor reception areas and the substantial 381 sq ft summer house (subject to planning/permitted development). Located in the high-demand SE3 area, near Kidbrooke station, the target demographic is young professionals commuting to London Bridge/Canary Wharf. The primary risks involve the EPC rating (currently D, requires upgrade for compliance), planning permissions for the outbuilding, and strict local licensing standards. Financial feasibility is strong, assuming a conversion that prioritizes en-suite facilities.

Acquisition Overview

Purchase Price
£615,000
Down Payment
£40,000
Est. Refurb
£95,000
Buyer Type
FTB
Interest Rate
1%
Bank Fee
3%

Analysis assumes First-time Buyer status and utilization of the £40k deposit, with remaining funds sourced for full renovation to HMO standard.

Projected Rental Income (Post-Refurb)

Total Rooms
6
Avg Rent/Room
£950
Monthly Total
£5,700

Rent estimation is based on comparable room data in SE3, where high-spec double rooms with en-suites command £900-£1,300 PCM. The summer house unit, if finished to a high standard, supports the upper end of the estimate.

Projected Cashflow & Returns

Gross Rent (Annual)
£68,400
Net Annual Profit
£41,200
Gross Yield
11.1%
ROCE
25.5%
ROCE
25.5%
The deal shows strong returns. The 11% Gross Yield is above typical benchmarks for the SE3 area, driven by the conversion to 6 beds.

Licensing & Compliance

Greenwich Council operates mandatory licensing. You must ensure all bedrooms meet the 6.51m² minimum floor area. The outbuilding must have valid Building Regulations approval to be classed as a habitable bedroom.

Property & Layout Analysis

B1 (Ground)
Front Reception
Accepted
B2 (1st Floor)
Large Bedroom
Accepted
B3 (1st Floor)
Rear Bedroom
Accepted
B4 (1st Floor)
Small Bedroom
Accepted
B5 (Summer House)
Outbuilding
Accepted
B6 (Lounge)
Ground Floor
Possible

Max Compliant Occupant Count: 6. Recommended Layout: 5 bedrooms in house + 1 luxury room in summer house.

Refurbishment Plan

Refurb Breakdown:

Full Property Re-wire & Smoke Interlinking£8,000
En-suite Installation (3 units)£15,000
Kitchen/Communal Expansion£12,000
Summer House Conversion (Insulation/Heating)£15,000
Fire Doors & Safety Compliance£6,000
General Plastering/Painting£10,000
Flooring (Carpets/Vinyl)£5,000
Furniture Packages£9,000
Landscaping/Garden Clearance£5,000
Contingency (10%)£10,000
Total Estimated Cost £95,000

Refurbishment Timeline:

Weeks: 12 || Months: 3

Phase 1: Structural & Fire Safety || 3 weeks
Phase 2: Ensuites & Kitchen || 4 weeks
Phase 3: Summer House & Carpentry || 3 weeks
Phase 4: Decoration & Staging || 2 weeks

Negotiation Points

Condition & Refurbishment
The kitchen and carpets appear tired in photos. Point out the damp patches near the kitchen sink area.
EPC Rating D
Cost of upgrading to C rating (needed for future rental regulations) is significant. Use this to reduce price.
Seller Motivation
"Project house" language suggests they want a quick sale to a developer.

Investment Case Summary

Short Recommendation

Strong "Buy". The potential to add value via the outbuilding and strategic room subdivision makes this a high-performing HMO asset. Ensure planning permissions are secured for the outbuilding early.

Detailed Recommendation

The Wricklemarsh Road property is prime for a C4 HMO conversion. The existing 3-bed semi-detached footprint, combined with the 381 sq ft summer house, allows for a 6-bedroom configuration. The location (SE3) is highly desirable, consistently attracting professionals working in the City/Canary Wharf.

The key to success here is the "High Standard" finish. By converting the kitchen/diner into an open-plan communal hub and ensuring bedrooms have en-suite facilities, you will minimize vacancy rates and maximize yields. The primary risk is the "project house" nature—ensure a thorough structural survey, particularly regarding the summer house insulation and moisture control. Do not attempt this project without a clear understanding of the Greenwich Council article 4 requirements.