Basic
$82 – $204 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
Replace or install one door knob/passage or privacy set on an existing prepared door, hardware included.
Door Knob in Des Moines, Iowa typically costs $96 to $240 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Des Moines are 3.0% lower than the national average for door knob.
National average: $100 – $250 each
$82 – $204 each
Builder-grade passage knob set in a plated brass finish, standard latch, installed on prepared door
Rendering: BuildX
Find a pro to do this$96 – $240 each
Residential mid-grade passage knob set in satin nickel, solid latch, installed and adjusted
Rendering: BuildX
Find a pro to do this$120 – $300 each
Heavier solid-metal passage knob set with decorative rosette in matte black, smooth latch, installed and adjusted
Rendering: BuildX
Find a pro to do this| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $42 – $105 | each |
| Labor | labor | $35 – $88 | each |
| Supplies & Other | supplies | $11 – $28 | each |
| Equipment & Disposal | equipment | $7.52 – $19 | each |
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
Find a pro to do thisLabor costs in Des Moines run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local door knob contractors in Des Moines for personalized quotes based on your specific project.