Windows and Doors · Doors

Door Lock Replacement Cost, Permits and Who Does the Work

Removing an existing door lock and installing a new one, typically handled by a locksmith.

Verified August 2026

Typical cost

$280

National, standard scope

Range

$100 – $700

Low to high scope

Trade

Locksmith

DIY difficulty 4/5

Permit relevance

15/100

Rarely permitted

Do I need a permit for door lock replacement?

Usually no

Door Lock work of this type is normally treated as maintenance or a direct swap and is not typically permitted. Always confirm with the building department that has jurisdiction over your address.

Cost breakdown

Modeled national figures for a standard single-family job.

Low endSimple scope, easy access, no surprises	$100
TypicalWhat most homeowners pay	$280
High endLarge scope, upgrades or difficult conditions	$700
Job type	Project
Primary intent	cost
Cost varies by location	24/100

Variants

Distinct options within this job that buyers compare before committing.

Smart lockDeadboltKeypad

Calculators for this job

Entry Door Cost Calculator Garage Door Cost Calculator

Related jobs

Built from the service ontology, not hand-curated link lists.

Replacement forDoor Lock Installation$100 – $700 Replacement forDoor Lock Repair$22 – $154 Often combined withEntry Door Replacement$700 – $4,500 Often combined withEntry Door Repair$154 – $990 Often combined withEntry Door Installation$700 – $4,500 Often combined withSliding Glass Door Replacement$900 – $5,500 Often combined withSliding Glass Door Installation$900 – $5,500 Often combined withSliding Glass Door Repair$198 – $1,210

Also searched as

These phrasings all map to this one canonical entity.

replace door lock · door lock replacement · new door lock · door lock replacement cost · door lock swap

Frequently asked questions

How much does door lock replacement cost?

Most homeowners pay between $100 and $700, with $280 typical for a standard single-family job. Figures are modeled national estimates, not quotes.

Do I need a permit for door lock work?

Usually not. This work is normally treated as maintenance or a like-for-like swap, so no permit is typically pulled.

Who does door lock replacement?

A locksmith handles this job. DIY difficulty is rated 4/5 (5 = very DIY friendly).

Does the price change much by location?

Not much. Pricing for this job is close to national averages in most markets, so we keep the answer on one national page rather than publishing thin city variants.

Coverage status

How far Hometriva expands this entity, and why. Depth follows opportunity, not page-count targets.

Tier	Tier 3
Depth level earned	Level 2 of 6
Page quality score	80/100 (index)
Traffic opportunity	53/100
Localization	30/100
Calculator potential	40/100
Troubleshooting potential	36/100

Level 1: Canonical national pageAlways created — the entity's home in the graph.
Level 2: Cost, calculator and comparison pagesCalculator potential 40/100, comparison 54/100.
Level 3: State coverageLocalization 30/100.
Level 4: Major metro and county coverageCost localization 24/100.
Level 5: Separate local cost, permit and rule pagesPermit relevance 15/100.
Level 6: Deep local variants and question pagesReserved for Tier 1 entities where local rules genuinely differ.