Cost to Replace Door Knob and Deadbolt 2026

Homeowners typically pay for new door hardware increases from basic lever handles to reinforced deadbolts. Main cost drivers include hardware grade, installation difficulty, door material, and any required re-keying. This guide provides practical pricing, broken down by components and real-world scenarios.

Item Low Average High Notes
Door Knob $20 $60 $150 Basic passage knob vs. privacy/ keyed entry
Deadbolt $40 $120 $250 Single-cylinder vs. double-cylinder
Labor $60 $150 $350 Install and re-key; hourly variation
Parts & Hardware $15 $60 $120 Strike plate, screws, latch
Totals (installed) $135 $390 $970 Assumes standard residential door

Overview Of Costs

The cost to replace a door knob and deadbolt typically ranges from $135 to $970, depending on hardware quality and installation complexity. High-security sets and doors with unusual prep may push toward the upper end. For planning, expect both a low-end hardware purchase and a separate labor charge if a professional is needed. Assumptions: standard interior or exterior door, single- or double-cylinder deadbolt, basic re-keying.

Cost Breakdown

Installation and hardware costs break down into several components. Materials and labor dominate the budget, with minor fees for accessories and potential permits.

Category Low Average High Notes
Materials $20 $60 $150 Knob or lever, deadbolt, strike, screws
Labor $60 $150 $350 Installation, alignment, re-keying
Equipment $5 $15 $40 Tools and misc.
Permits $0 $0 $0 Generally not required for standard hardware
Delivery/Disposal $0 $5 $20 New hardware packaging removal
Warranty $0 $5 $20 Limited manufacturer warranty
Taxes $0 $5 $25 State and local taxes vary

What Drives Price

Door material and security level are the main price levers. A basic chrome knob with a single-cylinder deadbolt is far cheaper than a high-security, anti-tamper set paired with a reinforced strike plate. Additional drivers include door thickness, existing hardware compatibility, and the need for re-keying or pinning new cylinders. Higher-grade finishes or branded smart-lock integrations also raise costs.

Regional Price Differences

Prices vary by region due to labor markets and material availability. Urban areas typically see higher labor rates (about 10–20% above rural areas), while suburban markets fall in between. Regional differences can shift the installed price by roughly 5–15% between the Northeast, Midwest, South, and West. Consider local rates and whether a contractor charges a minimum call fee in your area.

Real-World Pricing Examples

Three scenario cards illustrate typical outcomes for common projects. All prices assume standard doors and typical re-keying.

  1. Basic Upgrade — Lever handle with standard single-cylinder deadbolt, mid-tier brand.

    • Specs: standard interior/exterior door, no drilling complications
    • Labor: 1–2 hours
    • Parts: $40–$80; Labor: $90–$180; Total: $135–$260
  2. Mid-Range Upgrade — Brass finish knob, 5-pin cylinder deadbolt, reinforced strike.

    • Specs: typical exterior door with heavier latch
    • Labor: 2–3 hours
    • Parts: $60–$120; Labor: $120–$240; Total: $240–$420
  3. Premium Security Upgrade — High-security lever, double-cylinder deadbolt, smart re-keying option.

    • Specs: reinforced door frame, anti-tamper hardware
    • Labor: 3–4 hours
    • Parts: $120–$250; Labor: $180–$320; Total: $400–$970

Ways To Save

DIY installation saves on labor but requires proper tools and careful alignment. If choosing professionals, obtain multiple quotes and ask about bundled pricing for knob and deadbolt sets. Consider re-keying the existing hardware if compatible, shopping during off-peak seasons, and selecting standard finishes to keep costs near the lower end. For homes with unusual door thickness or prehabbed frames, a quick assessment by a pro can prevent surprise costs.

Assumptions: region, specs, labor hours.

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