Electrical · SOC 47-2111

GFCI Outlet Installation cost

A GFCI receptacle in an existing box is a short electrician device swap until line/load are reversed or the box is cramped. National mid: $102.

Materials $19–$45 track Leviton SmartlockPro slim self-test GFCIs (~$19–$28) with WR/20A options toward the high end. New circuits and in-use covers are out of band.

Last updated from data: BLS OEWS May 2025 · PPI construction materials 2026-09

What this estimate can’t tell you. Roof pitch, an old house or code upgrades, tough access, permits, emergency or after-hours calls, and brand tier can push a real quote outside this range.
Hours (low / mid / high)
0.5 / 1.0 / 2.0
Materials band
$19 – $45
U.S. mid (before ZIP)
$102

replace or add one 15/20A GFCI receptacle in an existing box; new circuit or exterior WR/in-use cover extras out of band. National OEWS mean wage used on this page: $34.37/hr (SOC 47-2111).

How the national mid is built

Before you enter a ZIP we use the U.S. OEWS mean wage for Electricians (SOC 47-2111): $34.37/hr (BLS OEWS May 2025). Mid estimate ≈ 1.0 hours × $34.37 × 2.25× markup + materials mid $25 (with a small regional materials factor). Low uses p10 wages × 2.0×; high uses p90 × 2.5×. National planning band: $40 – $102 – $306.

Full algebra: methodology. Markup schedule is Fairange’s published assumption, not a BLS figure.

Materials band (cited retail)

Published materials low / mid / high: $19 / $25 / $45 (replace or add one 15/20A GFCI receptacle in an existing box; new circuit or exterior WR/in-use cover extras out of band). Shelf checks that shaped the band (see also DATA_SOURCES):

Leviton SmartlockPro slim self-test 15A ~$18.98–$21.98 · TR ~$19.98 · 20A ~$23.48–$26.48 · WR ~$20.48–$27.98 (GFCI receptacles). Plate extra; new circuit out of band.

What usually moves the number

What’s in the planning band

Labor for a like-for-like device or fixture on an existing circuit, basic testing, and the parts band above.

Ask about before you sign

Run this job on your ZIP Electrical trade hub

Related jobs: Outlet / Receptacle Installation · Dimmer Switch Installation · Ceiling Light Fixture Installation.

Also: calculator · methodology · city guides · all job guides · DATA_SOURCES.

GFCI Outlet Installation FAQ

How much does gfci outlet installation cost?

National mid planning estimate is about $102 before you enter a ZIP — labor from BLS OEWS May 2025 Electricians (SOC 47-2111, national mean $34.37/hr) × published hours, plus materials. Local OEWS wages move the band once you type a ZIP.

What hours, materials, and markup do you assume?

Hours 0.5 / 1.0 / 2.0. Materials band $19 / $25 / $45 from cited Home Depot (or similar) retail listings documented in DATA_SOURCES — not lead-gen marketplace averages. Example shelf checks: Leviton SmartlockPro slim self-test 15A ~$18.98–$21.98 · TR ~$19.98 · 20A ~$23.48–$26.48 · WR ~$20.48–$27.98 (GFCI receptacles). Plate extra; new circuit out of band.. Labor markup 2.0× / 2.25× / 2.5× (Fairange methodology).

Is this a bid?

No. It’s an educational planning range. Collect at least three written scopes from licensed pros and compare exclusions — permits, haul-away, patching, and code upgrades.

Any rebates or tax credits?

Utility rebates are uncommon for a single GFCI; check local code for required locations.

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