Basic
$83 – $208 each
Builder-grade passage knob set in a plated brass finish, standard latch, installed on prepared door
Rendering: BuildX
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Rendering: BuildX
How Much Does Door Knob Cost in Portland, Maine?
Replace or install one door knob/passage or privacy set on an existing prepared door, hardware included.
Door Knob in Portland, Maine typically costs $98 to $245 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Door Knob in Portland, Maine
$98 – $245
eachPrices in Portland are 1.0% lower than the national average for door knob.
National average: $100 – $250 each
What you get at each price level
Standard
$98 – $245 each
Residential mid-grade passage knob set in satin nickel, solid latch, installed and adjusted
Rendering: BuildX
Find a pro to do thisPremium
$123 – $306 each
Heavier solid-metal passage knob set with decorative rosette in matte black, smooth latch, installed and adjusted
Rendering: BuildX
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Cost Breakdown in Portland
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $44 – $109 | each |
| Labor | labor | $35 – $88 | each |
| Supplies & Other | supplies | $12 – $29 | each |
| Equipment & Disposal | equipment | $7.76 – $19 | each |
Prices adjusted for Portland local market conditions.
Door Knob photo examples
Dark round door knob with brass privacy lock turn on a white door
Photo: No machine-readable author provided. Stilfehler assumed (based on copyright claims). · Public domain · Source
Find a pro to do thisPolished brass privacy door knob with thumb turn on a wood door
Photo: Zeldaqueen87 · CC BY-SA 4.0 · Source
Find a pro to do thisBlack glass door knob with a rim lock on a white panel door
Photo: Gogerr · CC BY-SA 4.0 · Source
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Cost Factors in Portland, Maine
What Affects Pricing
- Materials ($45.00-$112.00 per unit)
- Labor ($35.00-$88.00 per unit)
- Supplies & Other ($12.00-$30.00 per unit)
- Equipment & Disposal ($8.00-$20.00 per unit)
Local Price Adjustments
Material costs3.0% below avg
Labor costsAt national average
Frequently Asked Questions
References
- Yelp: Door installation cost, Yelp, retrieved 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 Portland
Connect with local door knob contractors in Portland for personalized quotes based on your specific project.