CostKit
Residential Estimator

Residential Construction Estimating Software

Stop spending hours on takeoffs. AI generates your complete residential estimate — foundation to finishes, with regional labor and material costs — in under 60 seconds.

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What a Residential Estimate Includes

A full residential construction estimate covers eight major cost categories. CostKit handles all of them automatically based on your project details.

Foundation and concrete
$5–$12/sq ft
Framing and structural
$7–$16/sq ft
Roofing (shingles, underlayment, flashing)
$4–$10/sq ft
Electrical rough-in and trim
$3–$8/sq ft
Plumbing rough-in and fixtures
$4–$9/sq ft
HVAC system
$3–$7/sq ft
Interior finishes (drywall, paint, flooring)
$15–$40/sq ft
Permits, inspections, and overhead
15–25% of total

Average Residential Project Costs (2026)

Source: RSMeans and HomeAdvisor/Angi national survey data. Costs vary by region, finish level, and site conditions.

ProjectAvg CostTypical Range
New home build (per sq ft, national avg)$210$150–$280
Home addition (per sq ft)$180$120–$250
Kitchen remodel (full)$45,000$25,000–$75,000
Bathroom remodel (full)$22,000$12,000–$40,000
Basement finishing (per sq ft)$55$30–$90
Whole-house renovation (per sq ft)$120$60–$200

How CostKit Handles Residential Estimates

Describe your project — new build, addition, kitchen remodel, or full renovation — and CostKit's AI generates a complete, phase-by-phase estimate in seconds. No spreadsheets, no manual cost lookups.

  • Foundation, framing, and roofing costs calculated from square footage
  • Mechanical rough-ins (electrical, plumbing, HVAC) sized to project scope
  • Interior finishes priced by region and finish level
  • Permits, overhead, and contingency built in automatically
Sample: 2,200 sq ft New Home Build
Site Prep & Foundation$38,500
Framing & Structural$52,800
Roofing & Exterior$28,600
Electrical Rough-In$14,200
Plumbing Rough-In$12,800
HVAC System$11,400
Interior Finishes$68,500
Permits & Overhead (20%)$45,360
Total$272,160

CostKit vs. Other Residential Estimating Options

ToolTime to estimateMonthly costRegional pricingOutput
CostKit AI< 60 secondsFree–$89/moYes (auto)Branded PDF
Manual spreadsheet8–20 hours$0 (your time)Manual lookupSpreadsheet
ProEst / Sage Estimating2–6 hours$300–$800/moPartialReport / export

Residential Estimating — Frequently Asked Questions

How much does it cost to build a house in 2026?
National average new-construction cost is $150–$280 per square foot depending on region, finish level, and lot conditions. A 2,000 sq ft home typically runs $300,000–$560,000 including site work, permits, and contractor overhead. CostKit generates a phase-by-phase estimate with regional labor rates in under 60 seconds.
What phases are included in a residential construction estimate?
A complete residential estimate covers site preparation and demolition, foundation and concrete, framing and structural, roofing, exterior finishes, mechanical rough-ins (electrical, plumbing, HVAC), insulation, interior finishes (drywall, flooring, cabinetry, paint), fixtures and appliances, permits and inspections, and contractor overhead with contingency.
How long does it take to estimate a residential project manually?
A detailed manual estimate for a full home build typically takes 8–20 hours depending on project complexity. Remodels and additions run 3–8 hours. CostKit’s AI generates a comparable line-item estimate in under 60 seconds by analyzing your project details against regional cost data.
Do residential estimates include permits and inspections?
Yes. Residential projects require building permits, plan review fees, and multiple inspections (foundation, framing, rough-in, final). Permit costs typically range from $1,200 to $5,000 depending on jurisdiction and project scope. CostKit includes permit and inspection fees estimated by state in every residential estimate.

Get Your Residential Estimate in 60 Seconds

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