2026 GUIDE
2026 GUIDE
Cost to Build a Custom Home
COST TO BUILD A CUSTOM HOME IN BETHESDA
(2026 Guide)
Building a custom home in Bethesda or Montgomery County requires careful planning and budgeting. Construction costs depend on the size of the home, the level of finishes, and site conditions.
Custom Homes
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Renovations
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Additions
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Custom Homes · Renovations · Additions ·
Typical Construction Costs & Timeline
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Major Renovation
$350-$600 per sq ft
Design/Permits: 2-4 months
Construction: 4-10 months
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Custom Home
$450 – $750 per sq ft
Design/Permits: 2-6 months
Construction: 10-18 months
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Luxury Custom Home
$750 – $1,000+ per sq ft
Design/Permits: 2-6 months
Construction: 12-18 months
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Example Scenarios
5,000 sq ft custom home
Construction: $2.5M – $3.8M
6,500 sq ft luxury home
Construction: $3.5M – $5M+
OTHER COSTS TO CONSIDER
• Architectural design and fees
• Permits and fees
• Demolition (for teardowns)
• Landscaping
• Pool or outdoor living
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