BuildCost Blog
Construction cost guides, calculator walkthroughs, and home improvement budgeting tips.
Home PrepHow to Prepare Your Home for the 2026–27 Super El Niño (Complete Checklist)
NOAA forecasts a historic-strength El Niño for winter 2026–27. Here's what it means for your region and a room-by-room checklist to prepare your roof, windows, drainage, and foundation before storm season peaks.
Cost GuidesAngi Cost Estimates vs. Real 2026 Pricing: Windows, Flooring, Additions & Patios
Angi says windows cost $300–$2,500 each and additions run $80–$500 per sq ft. We checked their published 2026 estimates against regional contractor pricing for four projects — here's where the numbers hold up, where they skew, and what to actually budget.
Cost GuidesHow Much Does It Cost to Replace 15 Windows? (2026 Pricing by Count & Region)
Replacing 15 windows costs $4,800–$13,900 nationally in 2026. See cost tables by window count (5–25 windows), window type, and region — with what to look for in a quote.
Data & ReportsThe 2026 Detached Garage Cost Index: A 35% Spread Across the 50 States
We pulled detached garage costs across all 50 U.S. states using 2026 regional pricing. The same 576 sq ft 2-car garage costs $9,792 more in California than in Georgia — and the patterns show why.
Data & ReportsThe 2026 Home Addition Cost Index: $200–$280 per Square Foot, by State
We pulled home addition costs for all 50 states using 2026 regional pricing. A 300 sq ft addition runs $60,000 in the Southeast and $84,000 in the West — here's the per-square-foot breakdown and what drives the 40% gap.
Market TrendsIn a Cooling Remodeling Market, the Homeowner Holds the Cards — If They Plan
Harvard's JCHS forecasts a sharp 2026 slowdown in remodeling. Home Depot just cut its outlook. For homeowners with a project ready, that's leverage — but only if you walk in with numbers, not guesses.
Market TrendsTariffs, Oil, and Your Building Budget: Why Locking in Estimates Early Matters in 2026
Recent tariffs and tensions in the Middle East are nudging building material prices upward. Here's a practical look at what's affected, and why getting your project estimate now — and buying materials sooner — can pay off.
Cost GuidesKitchen Remodel Cost Guide: What Homeowners Should Budget For
Find out how much a kitchen remodel costs in 2026 — from a minor refresh to a full gut renovation. Includes cost breakdowns by scope, component, and what actually moves the budget.
Cost GuidesRoof Replacement Cost Guide: Estimate Materials, Labor, and Tear-Off
Learn what affects roof replacement pricing and how to estimate shingles, underlayment, labor, waste, and cleanup costs — with cost tables by home size and material.
Cost GuidesBathroom Remodel Cost Guide: What Homeowners Should Budget For
See the biggest bathroom remodel cost factors, including tile, labor, fixtures, vanities, showers, and hidden expenses — with real cost ranges by project scope.
CalculatorsHow Much Tile Do I Need? A Complete Tile Calculator Guide
Learn how to calculate tile, grout, mortar, and waste for bathrooms, showers, floors, and backsplashes using BuildCost's free tile calculator.