How Much Does Install Interior Door Knob Cost in Wilmington, Delaware?
Transform Your Space: A Comprehensive Guide to Effortlessly Install an Interior Door Knob in 2026
Install Interior Door Knob in Wilmington, Delaware typically costs $234 to $486 per each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Install Interior Door Knob in Wilmington, Delaware
$234 – $486
per eachPrices in Wilmington are in line with the national average for install interior door knob.
National average: $234 – $486 per each
Cost Breakdown in Wilmington
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $105 – $219 | each |
| Labor | labor | $82 – $170 | each |
| Supplies & Other | supplies | $28 – $58 | each |
| Equipment & Disposal | equipment | $19 – $39 | each |
Prices adjusted for Wilmington local market conditions.
Cost Factors in Wilmington, Delaware
What Affects Pricing
- Materials ($105.30-$218.70/job)
- Labor ($81.90-$170.10/job)
- Supplies & Other ($234-$486/job)
- Equipment & Disposal ($234-$486/job)
Local Price Adjustments
Material costsAt national average
Labor costsAt national average
Frequently Asked Questions
References
- Product and Supplies Data: Lowes Cabinets — Lowes , Jan 2026, Website
- Product and Supplies Data: Home Depot Cabinets — Home Depot, Jan 2026, Website
- Product and Supplies Data: Home Depot Moulding and Millwork Products — Home Depot, Jan 2026, Website
- Carpentry — Amer Technical Pub; 4th edition, Sep 2003, Leonard Koel, ISBN 826907385
- Labor Wages and Costs: Building a Unit-Price System — Journal of Light Construction, Jan 2026, George Weissgerber
- Carpentry and Building Construction — Glencoe/McGraw-Hill; 6th edition, Jan 2003, Mark Feirer, John Feirer, ISBN 007822702X
- Cabinetmaking and Millwork — MacMillan Publishing Company; 5 Revised edition, Jul 1989, John Feirer, ISBN 25373552
- Occupational Employment and Wage Statistics — US Bureau of Labor Statistics, Jan 2026, Staff
- Employer Costs for Employee Compensation — US Bureau of Labor Statistics, Jan 2026, Staff
- Project Spending Data: Harvard University JCHS Homeowner Expenditures — Harvard University, Jan 2026, Website
- National Residential Efficiency Measures Database — U.S. Department of Energy, 2024
- ENERGY STAR Home Upgrade — ENERGY STAR, 2024
- OpenEI Window and Door Retrofit Data — OpenEI, 2024
- Occupational Employment and Wage Statistics - Construction — U.S. Bureau of Labor Statistics, 2024
- Building Permits Survey — U.S. Census Bureau, 2024
- Labor Wages and Costs: Occupational Employment and Wage Statistics for Install Interior Door Knob — U.S. Bureau of Labor Statistics, Jan 2026, Website
- Labor Cost Benchmarks: Employer Costs for Employee Compensation for Install Interior Door Knob — U.S. Bureau of Labor Statistics, Jan 2026, Website
- Material Cost Benchmarks: Producer Price Index data relevant to Install Interior Door Knob — U.S. Bureau of Labor Statistics, Jan 2026, Website
- Project Spending Data: Improving America’s Housing for Install Interior Door Knob — Harvard Joint Center for Housing Studies, Jan 2026, Website
- Residential Construction and Remodeling Spending data relevant to Install Interior Door Knob — U.S. Census Bureau, Jan 2026, Website
- Project Cost Benchmarking: homeowner project budgeting and planning guidance for Install Interior Door Knob — This Old House, Jan 2026, Website
- Product and Supplies Data: exterior material pricing for Install Interior Door Knob — Home Depot, Lowe’s, and manufacturer pricing pages, Jan 2026, Website
- Project spending benchmarks for Install Interior Door Knob — Remodeling Magazine Cost vs. Value Report, Website
- Labor Wages and Costs: Unit pricing guidance for Install Interior Door Knob — Journal of Light Construction, Jan 2026, Website
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