Cost to Build a 5,000 sq ft Home in California (2026)
Building a 5,000 sq ft two-story home in California costs approximately $1,139,468–$1,450,232 for mid-range finishes.California has a construction cost multiplier of 1.45× the national average.
Estimated Build Cost in California
Range: $1,139,468 – $1,450,232
Configure Your Build
Upgraded finishes, quality materials
Mid-Range Finish Includes
- • Quartz countertops
- • Hardwood floors
- • Semi-custom cabinets
- • Upgraded fixtures
Line-Item Estimate
* Excludes land cost, which varies widely by location. Add $20,000–$200,000+ depending on your area.
Building a 5,000 sq ft Home in California
Key Considerations
- → Strict Title 24 energy codes
- → Seismic Zone 4 requirements
- → High permit costs in coastal cities
- → Fire-resistant materials in wildfire zones
- → ADU regulations vary by city
Cost Summary
Cost data: HouseBuildCalc Permit Cost Index (876,000+ building permits, 1,700+ ZIP codes), U.S. Census Bureau Survey of Construction, BLS Producer Price Index, NAHB Cost of Constructing a Home (published summaries). For planning purposes only — obtain professional bids before committing to a budget. See our methodology: housebuildcalc.com/methodology/