House Extension
in Gateshead
Compare quotes from vetted Gateshead extension builders for single-storey, double-storey and rear extensions. Transparent pricing from £14,500. Free, no-obligation quotes — results in 24 hours.
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How Much Do House Extension Cost in Gateshead?
Real prices from completed projects in Gateshead and the surrounding area. Costs vary by size, specification and access — use these as a starting guide, then get 3 free quotes for your specific project.
The most popular choice for UK terraces and semis. Adds a kitchen-diner or extra living space at ground level. Typically 3–5m deep, completed in 10–14 weeks.
Get quotes for this →Maximum space gain in a single build — adds a ground-floor room and a bedroom above. Strong ROI in most UK property markets. Requires full planning permission.
Get quotes for this →Ideal for terraced homes with a narrow side alley. Transforms a cramped kitchen into a full-width open-plan space. Often combined with a rear extension.
Get quotes for this →Costs depend on size, spec and access. The best way to know your exact price is to compare 3 quotes from vetted local specialists.
Get free quotes →Gateshead pricing note: North East England (Newcastle, Sunderland, Teesside) is one of the most affordable regions for building work, with costs running 10–15% below the national average. Excellent value for extensions and loft conversions. Prices shown are indicative ranges for Gateshead and North East. Always get at least 3 written quotes before committing to any builder.
House Extension Specialists Who Know Gateshead
Gateshead is one of the UK's most active home renovation markets. With a diverse range of properties across the area, from period homes to modern new builds, local builders need to be versatile, skilled, and reliable.
BestBuilders vets every builder in our Gateshead network. We check for public liability insurance, relevant trade qualifications (CIOB, FMB, Gas Safe, NICEIC), and a minimum of five verified customer reviews before any builder can appear on our platform.
Whether you are planning a rear extension, a loft conversion, or a full kitchen renovation in Gateshead, we will connect you with the right specialist within 24 hours. All quotes are free and there is no obligation to proceed.
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What Gateshead Homeowners Say About Our House Extension Specialists
Conservation-area sympathetic extension on our 1950s pebbledash semi in Gateshead. New oak Crittall-style steel doors as the threshold detail - looks expensive. £53260 over 12 weeks, scaffold tower only. CCTV drain survey done before any digging started, no surprises later.
Compared four extension builders through BestBuilders for the Gateshead job. Final pick had a structural engineer on staff, not subcontracted. Builder agreed staged payments against milestones - cash-flow clarity throughout. £102010 over 17 weeks, properly programmed. Already booking them for the loft conversion next.
Past a year and the extension is the most-used part of the whole house. Builder we found via BestBuilders in Gateshead pointed out a future planning issue and designed around it pre-emptively. Total £78780. Working from home is so much better with the new dedicated space.
House Extension in Gateshead — FAQs
Plan Your house extension Project in Gateshead
Whether you're researching costs, checking planning rules, or comparing approaches before you commit, our editorial team has produced these guides to help Gateshead homeowners make informed decisions about their house extension project.
House Extension Cost Guide
Detailed UK price ranges, regional adjustments and worked examples for house extension projects.
Read House Extension Cost Guide →All House Extension Specialists
Browse our nationwide network of vetted house extension contractors covering all 519 UK towns.
Browse House Extension Specialists →All Cost Guides
Compare prices across extensions, lofts, kitchens, bathrooms, roofing, driveways and solar projects.
View All Cost Guides →Planning your house extension project? Read these guides:
House Extension Near Gateshead
We also connect homeowners with vetted house extension specialists in towns surrounding Gateshead.
Planning Your House Extension in Gateshead
Before you compare quotes, it's worth understanding the full UK price picture for house extension and how Gateshead sits within it. The guides below cover average costs, what affects your quote, and how to choose a builder you can trust.
UK House Extension Cost Guide
Full price ranges, worked examples and the factors that move your quote — drawn from real project data across 519 UK towns.
Read the house extension cost guide →House Extension Across the UK
Browse house extension services nationwide, see what's typical in your region, and request quotes from any UK location.
Visit the UK house extension hub →Planning Permission for House Extension in Gateshead
Find out whether your house extension needs planning permission in Gateshead, what Permitted Development limits apply, and how rules differ in conservation areas, Article 4 zones, and listed-building settings.
Read the house extension planning rules →More homeowner resources: all UK building guides, cost guides, planning permission, comparisons, how-to guides and industry insights.