Architect Costs in Westminster
London | Modelled planning ranges | Base prices dated May 2026 | Includes labour and materials
Cost Calculator
Estimated cost in Westminster
£1,728 - £5,040
Planning Application Drawings (two-storey extension)
Typical duration: 2-6 weeks
Architect Prices in Westminster
Planning Application Drawings
£1,728 - £5,040Labour
£1,440 - £4,320
Materials
£288 - £720
Typical duration: 2-6 weeks
Building Regulations Drawings
£1,296 - £4,032Labour
£1,152 - £3,600
Materials
£144 - £432
Typical duration: 2-4 weeks
Full Architectural Service
£4,752 - £18,432Labour
£4,320 - £17,280
Materials
£432 - £1,152
Typical duration: 3-12 months
How Westminster Compares
More expensive
Our model for Westminster is 44% above the base estimate. This is a location assumption, not a measured local quote average.
Illustrative Seasonality for Architect Work
Our seasonal model peaks in Apr and is lowest in Jan. This is not live demand data or a forecast of prices or availability.
What Affects the Price
Planning Application Drawings
- Project complexity
- Whether a site survey is needed
- Local authority requirements
- Number of design iterations
- Conservation area or listed building constraints
Building Regulations Drawings
- Project scope and structural complexity
- Coordination with structural engineer
- Number of construction detail drawings
- SAP calculations or energy requirements
Full Architectural Service
- Total project value (often charged as 5-12%)
- Stages included (RIBA 0-7)
- Site visits and contract administration
- Specialist consultant coordination
- Planning complexity
Architect Profiles Near Westminster
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Frequently Asked Questions
How much does an architect cost in Westminster?
Architect prices in Westminster typically range from £1,296 for building regulations drawings to £18,432 for full architectural service. Prices include both labour and materials.
What is the average cost of planning application drawings in Westminster?
Planning Application Drawings in Westminster costs between £1,728 and £5,040 on average, depending on the scope of work and materials chosen.
When is the cheapest time to hire an architect in Westminster?
Demand for architect work in Westminster is typically lowest in January. Booking during quieter months may mean better availability and competitive pricing.
Are architect prices in Westminster above or below the national average?
Architect prices in Westminster are around 44% above the national average, reflecting higher local labour rates and cost of living.
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