Costadia Data
Research
Original data studies built from our cost model — real 2026 home project costs across U.S. cities, states and metros, localized with government price data. Free to cite with a link.
Data studies
Latest analyses
1,000 cities
The most & least expensive U.S. cities for a furnace replacement
Where furnace replacement costs the most in 2026 — and how every U.S. city compares to the national average.
Read the analysis →50 statesHVAC costs by state: where homeowners pay the most
All 50 states ranked by 2026 HVAC cost, population-weighted across cities and localized with BEA price data.
Read the analysis →40 metrosWhat a new roof costs in America's biggest metros
Asphalt shingle roof replacement across the 40 largest U.S. metro areas, ranked most to least expensive.
Read the analysis →