Know what your project should cost — before you call a contractor
Free 2026 cost calculators for 9 home improvement projects, with sourced price data across 3 states. Enter your measurements, see a realistic low–high range, and get the printable number to hold quotes against.
Cost calculators
National ranges shown — every calculator also has state-specific pages with local prices.
Asphalt Driveway Calculator
$100–$220 per ton (mix + paving)
State prices: TX, CA, OH
Roof Replacement
$3.50–$8.00 per sq ft installed
State prices: TX, CA, OH
Fence Installation
$14.00–$45.00 per linear ft installed
State prices: TX, CA, OH
Bathroom Remodel
$7,000–$25,000 per full remodel (5×8 ft, mid-range)
State prices: TX, CA, OH
Kitchen Remodel
$15,000–$50,000 per full remodel (12×12 ft, mid-range)
State prices: TX, CA, OH
HVAC Replacement
$5,000–$13,000 per central system (3-ton, installed)
State prices: TX, CA, OH
Window Replacement
$325–$1,200 per standard double-hung window, installed
State prices: TX, CA, OH
Siding Installation
$4.00–$11.00 per sq ft installed
State prices: TX, CA, OH
Flooring Installation
$4.00–$12.00 per sq ft installed (mid-range LVP)
State prices: TX, CA, OH
Prices by state
Guides & answers
All guides →When Is the Best Time to Replace Siding? (Seasonal Pricing Guide)
Book in late fall or winter for bids 5-15% below peak, or spring and early fall for reliable install weather; vinyl siding runs $3.50-$17 per sq ft installed.
DIY vs. Contractor: Which Home Projects Are Worth Doing Yourself?
DIY fence and LVP flooring saves 40-50% because labor is about half the installed price; roofs and HVAC are contractor jobs for safety, insurance, warranty, and licensing reasons.
What Permits Do Home Improvement Projects Require? (Homeowner's Guide)
Fees run $150-$800: structural work needs a permit, same-size window or fence swaps usually do not, but HVAC replacement almost always does, and your contractor should pull it.
How Long Does an HVAC System Last? (Replacement Timing and Costs)
ACs last 15-20 years, furnaces 20-30. Replace rather than repair once a quote tops 50% of a new system and yours is past 10 years; replacements run $5,000-$16,500 installed.
How Many Boxes of Flooring Do I Need? (Waste Factor Explained)
Measure your rooms, add 5-10% for cuts and waste, then divide by box coverage: most LVP boxes cover 20-24 sq ft, and 500 sq ft needs about 22-29 boxes.
How Many Squares of Shingles Do I Need? (Roof Measuring Guide)
Multiply your home's footprint by the roof pitch factor (1.05-1.41), divide by 100, add 10% waste. A typical 1,800 sq ft home needs 20-22 squares.
How our numbers work
- 1. Sourced prices. Unit prices come from published 2025–2026 cost guides and city-level data, cross-checked against at least two independent sources whenever possible. Every page lists its sources with retrieval dates.
- 2. Real quantities. You enter measurements — the calculator adds material waste, converts to billable units and multiplies by local unit prices.
- 3. Honest ranges. You get a low–mid–high range, not a fake precise number, because that's what real quotes actually do.
- 4. Quarterly refresh. Prices are re-checked every quarter and each page shows its update date. Estimates are for planning purposes only. Actual prices vary by project details — always confirm with on-site quotes from licensed contractors.