Basic
$68 – $255 each
Rotary LED-compatible dimmer matching the existing switch wiring, white plate, wired and tested with existing bulbs

Electrician replaces one existing wall switch with a single-pole or 3-way LED-compatible dimmer (basic smart dimmer at the high end), device and labor.
Lighting Dimmer Switch typically costs $80 to $300 each (national average as of 2026). Most straightforward jobs start near $80 each. Final pricing depends on material quality, project scope, local labor rates, and site conditions. Use our free calculator below for a personalized estimate.
Quality Level
Estimated Total Cost
1 unit(s) • Standard Quality
Location factors: materials x1.00, labor x1.00
Estimates are approximate and vary by location, project scope, and current market conditions. Contact a local contractor for an accurate quote.
$68 – $255 each
Rotary LED-compatible dimmer matching the existing switch wiring, white plate, wired and tested with existing bulbs
$80 – $300 each
LED-compatible decorator slide dimmer with low-end trim adjusted, screwless plate, tested
$100 – $375 each
Basic smart Wi-Fi dimmer with app and voice control where a neutral is present, screwless plate, low end trimmed
| Component | Category | Low | High | Unit |
|---|---|---|---|---|
| Materials | material | $36 | $135 | each |
| Labor | labor | $28 | $105 | each |
| Supplies & Other | supplies | $9.60 | $36 | each |
| Equipment & Disposal | equipment | $6.40 | $24 | each |
Electrician replaces one existing wall switch with a single-pole or 3-way LED-compatible dimmer (basic smart dimmer at the high end), device and labor.
Typical lighting dimmer switch pricing range each.
Starting price $80 each. National average as of 2026. This is a directional range. Final pricing depends on scope, materials, access, and local labor rates.
Estimates are approximate and vary by location, project scope, and current market conditions. Contact a local contractor for an accurate quote.

Cream slide dimmer switch with decorator wall plate
Photo: BrokenSphere · CC BY-SA 3.0 · Source

White rotary dimmer knob in a square white wall plate
Photo: Paolomarco
Lighting Dimmer Switch usually lands between $80 to $300 each. That range reflects current national calculator data after materials, labor, supplies, equipment, and disposal are rolled together. Your real quote will move based on quantity, site conditions, finish level, and contractor availability in your ZIP code.
Electrician replaces one existing wall switch with a single-pole or 3-way LED-compatible dimmer (basic smart dimmer at the high end), device and labor.
Material selections can move the budget faster than anything else, with current material allowances landing around $36 to $135 each.
Labor complexity is the next major swing factor, with installation or trade time currently averaging $28 to $105 each.
Smaller consumables still matter, because supplies are contributing about $9.60 to $36 each.
Specialty tools, access equipment, cleanup, and disposal can add another $6.40 to $24 each.
Scope changes, premium finishes, difficult access, demolition, and permit requirements can push the total toward the high end of the range. Cleaner access, standard finishes, and bundled work often keep the job closer to the low end.
Get multiple itemized bids, ask contractors to separate materials from labor, and confirm what is included before you compare totals. Scheduling during a slower season and bundling adjacent work can also reduce mobilization costs.
Keep specifications tight before work starts. Change orders are one of the fastest ways to blow past the original budget, especially when material lead times or specialty trades are involved.
DIY can make sense when you already own the tools, understand the prep requirements, and can tolerate schedule risk. Hiring a pro is usually the better move when mistakes would affect finish quality, code compliance, waterproofing, structural performance, or warranty coverage.
View local pricing for lighting dimmer switch across 51 states.
Find contractors who list this service and ask for a written quote.
Cost guides for property owners. Contractor ID for the shops who do the work.
Use the calculator range of $80 to $300 each as your baseline, then compare that against the time, tool rentals, material waste, and rework risk you would take on by doing the project yourself.
Most lighting dimmer switch jobs start with site review, measurements, and material confirmation. From there the crew usually handles preparation, core installation or repair work, cleanup, and a final walkthrough to confirm the finished scope matches the quote.
Ask each contractor how they handle protection of adjacent finishes, debris removal, and change approvals. Those three points tend to separate a clean project from an expensive headache.