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How long does it take to replace all exterior locks in a house?

Whole-house exterior lock replacement timing depends on hardware, door preparation, and testing. Learn how to plan staged work and maintain safe access.

GOContent TeamOct 1, 2026 — 3 min read
Keypad deadbolt and lever handle on an exterior entrance

Replacing all exterior house locks takes as long as the actual hardware, door preparation, and testing require. A reliable timetable starts with an entrance survey, not a universal minutes-per-door estimate. Account for component fit, mechanical faults, and how you will keep safe access while work is underway.

TL;DR
  • Exterior-lock replacement timing depends on the complete entrance inventory.
  • Compatible replacement hardware and new door preparation are different jobs.
  • Keep safe entry and exit available during staged work.
  • Installation is not finished until each included entrance operates normally.

Inventory the whole perimeter first

Count handles, deadbolts, and other agreed hardware rather than doors alone. GO Locksmith provides residential lock replacement and fresh installation; confirm the exact scope before choosing a work window.

Include side and garage-to-house entrances where relevant. Identify doors that scrape, do not latch, or need lifting to lock. Such symptoms can add diagnosis beyond a straightforward component swap.

Why the timetable varies

  • Existing preparation: A compatible replacement differs from new drilling or installation work.
  • Hardware types: A multi-component entrance needs a different assessment from a single cylinder.
  • Door condition: Alignment and damage can stop new hardware operating properly.
  • Parts compatibility: The required components must fit the actual door.
  • Key arrangement: Compatible same-key work needs verification.
  • Acceptance tests: Each entrance must close, lock, and allow normal authorized use.

The hurricane-prone home deadbolt guide explains why rated assemblies need particular care. Do not alter them simply to meet an arbitrary deadline.

Plan a staged visit

Ask how the provider proposes to sequence the entrances. Maintain safe access while an affected door is being worked on, and keep children or pets away from the work area.

Do not remove every lock ahead of arrival. Preemptive disassembly can leave the house unsecured and conceal useful information about the original fit.

If you have a departure deadline, explain it when booking. Let the provider assess feasibility rather than assuming that counting doors produces a guaranteed completion time.

Work conditionWhat to arrangeWhat not to assume
Occupied homeSafe movement and an authorized contactAll entrances can be unavailable together
Vacant propertyControlled admission and final securingThe technician can approve changes without instructions
Managed entranceRequired permissions and hardware recordsPrivate occupancy removes assembly requirements

Reserve time for the handover

Test each included entrance open and closed with backup entry available. Confirm the new keys and any retained access arrangements, and ask for unresolved door faults to be identified.

If old hardware is replaced on only selected entrances, the remaining old-key access needs to be clear. A visually matching finish does not establish that all doors now share one key.

FAQ

How long does replacing all exterior locks take?

The provider needs to assess your hardware and door condition before giving a timetable. No universal duration is promised.

Does the number of doors tell me the duration?

Not by itself. A door can have multiple components and different preparation requirements.

Should I remove the locks beforehand?

Do not remove them unless the provider specifically agrees a safe plan. Keep the home secure and preserve the installed condition for assessment.

Can rekeying achieve my goal instead?

It can when suitable hardware only needs an access change. Discuss that alternative without assuming it repairs damage.

Will new locks correct a misaligned door?

Not automatically. Door fit needs separate assessment.

What should be tested before the visit ends?

Each included door should close and operate normally, with keys and any remaining faults explained.

Discuss your work window

Call GO Locksmith at (239) 412-1101 with the entrance list and any deadlines to check availability and request an estimate. Pricing and duration depend on the actual job, not a standard whole-house package.

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