30 Nightingale Lane
CLAPHAM • SW12 8TD
£2,025,000
£655/sqft
A substantial detached period property currently arranged as an HMO. The property comprises over 3000 sq.ft and is currently divided into four self-contained flats and two bed sits. Features include high ceilings, original period details, well-maintained garden, conservatory, and a spacious cellar.
6
4
3,090 sqft
Detached
Garden
1914 2000
High
1
Build your nestt
Options ranked by potential value — A higher score mean better returns. Click the development option to view full breakdown.
84/100
Complete Development
Add 1 bedroom
+41% space increase
Modern, high-quality finishes throughout
81/100
Rear Ground Floor Extension
+10% space increase
80/100
Full House Renovation
73/100
Basement Extension
Add 1 bedroom
+31% space increase
Analysis Summary
We've analyzed the potential for a Complete Development at this property.
Investment Required:
£3,594,104 total (including construction and professional fees)
Value After Work:
Property worth £4,833,400 - an increase of £2,808,400
Expected Profit:
£1,239,247 net profit (34% return on investment)
What You'll Get:
- •+1282 square feet of additional living space
- •+1 bedroom
- •+1 bathroom
- •Modern, high-quality finishes throughout
Good news: Planning permission is likely to be approved based on similar projects in the area.
Nestt Score
84/100
Excellent
A rating of this scenario's potential based on ROI, value uplift, planning risk, and timeline.
Risk Analysis
Planning Risk
LowLikelihood of planning delays or rejection.
Build Risk
HighRisk of cost overruns or timeline extensions - dependent on project management. This project is high risk because basement conversions involve complex structural work and potential groundwater issues.
Planning Feasibility
Planning Assessment
Complete Development
Planning Considerations
High probability based on similar houses nearby.
87.66666666666667%
Approval Rating
2-4 months
Estimated Approval Time
Cost Breakdown
Purchase Cost
Current property value
£2,025,000
56%
Build Costs
Construction, materials, labour
£1,569,104
44%
Total Investment£3,594,104
Includes all construction and professional fees
£359 per sq ft
Cost per sq ft
ROI Analysis
34%
Return on Investment
Current Value£2,025,000
Build Investment£1,569,104
Post-Work Value£4,833,400
Net Profit£1,239,247
£2,808,400
Value Increase