Basic
$87 – $260 each
Standard zinc passage knob in satin nickel finish, fitted to the existing bore, latch and strike adjusted
Rendering: BuildX
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Rendering: BuildX
How Much Does Install Door Knob Cost in Wilmington, Delaware?
Install Door Knob: national installed price range, materials and labor breakdown, and local pricing by ZIP code.
Install Door Knob in Wilmington, Delaware typically costs $102 to $306 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Install Door Knob in Wilmington, Delaware
$102 – $306
eachPrices in Wilmington are 4.0% higher than the national average for install door knob.
National average: $100 – $300 each
What you get at each price level
Standard
$102 – $306 each
Heavier metal passage knob with stronger return springs in matte black, fitted to existing bore, strike adjusted
Rendering: BuildX
Find a pro to do thisPremium
$127 – $382 each
Solid brass passage knob on a decorative square rosette in brushed finish, smooth latch, strike adjusted
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Cost Breakdown in Wilmington
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $44 – $131 | each |
| Labor | labor | $39 – $117 | each |
| Supplies & Other | supplies | $12 – $35 | each |
| Equipment & Disposal | equipment | $7.76 – $23 | each |
Prices adjusted for Wilmington local market conditions.
Install Door Knob photo examples
Dark bronze interior door knob with a brass thumb-turn lock on a white door
Photo: No machine-readable author provided. Stilfehler assumed (based on copyright claims). · Public domain · Source
Find a pro to do thisBrass door knob with a thumb-turn on a stained wood door
Photo: Zeldaqueen87 · CC BY-SA 4.0 · Source
Find a pro to do thisBlack porcelain-style door knob on a rim lock on a white paneled door
Photo: Gogerr · CC BY-SA 4.0 · Source
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Cost Factors in Wilmington, Delaware
What Affects Pricing
- Materials ($45.00-$135.00 per unit)
- Labor ($35.00-$105.00 per unit)
- Supplies & Other ($12.00-$36.00 per unit)
- Equipment & Disposal ($8.00-$24.00 per unit)
Local Price Adjustments
Material costs3.0% below avg
Labor costs11.0% above avg
Labor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
How we price this
BuildX Pro researches and reviews the national price range for Install Door Knob, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Wilmington
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