HomeCostGuide

Home Improvement Costs in Idaho

Labor and material costs in Idaho run 5% below the national average, based on our regional cost index.

Updated August 2026

Figures below apply our Idaho regional index to each guide’s national range. The index comes from the U.S. Bureau of Economic Analysis’s Regional Price Parities by State — a real, sourced government figure, not a guess — though it measures overall regional price levels rather than construction costs specifically. See our methodology for how it’s used and its limitations.

Idaho-adjusted cost ranges

ProjectNational rangeID estimate
Bathroom Remodel$6,500–$25,000$6,200–$23,900
Kitchen Remodel$14,000–$48,000$13,350–$45,850
Roof Replacement$9,200–$18,500$8,800–$17,650
AC Replacement$4,800–$12,500$4,600–$11,950
Water Heater Replacement$1,300–$4,200$1,250–$4,000
Flooring Installation$2,800–$11,000$2,650–$10,500

Labor market

Below the national average, though the Boise metro has run higher than the rest of the state amid rapid population growth.

Climate considerations

Cold winters in northern and mountain regions make heating system reliability important; hot, dry summers in the Treasure Valley increase AC demand.

Permitting

Permitting is handled at the city or county level, with Boise-area jurisdictions generally more document-intensive than rural counties.

Common projects in Idaho