Electrical · Estimating Guide
How to Estimate Electrical Work: 2026 Contractor Guide
How to estimate electrical work without leaking margin starts with real counts. Count devices and circuits. Measure wire by gauge. Split rough-in from trim. Price panel scope, permits, labor, and material as separate lines.
Walking a panel right now? Build an electrical estimate from a photo before you leave the site.
How to estimate electrical work without leaking margin
How to estimate electrical work starts with a takeoff, not a square-foot guess. Count the devices, circuits, fixtures, home runs, and panel work. Then price labor and material from those counts. Bury panel work, permits, or trim labor inside a room allowance and margin leaves the job.
Use wage data as the anchor. The Bureau of Labor Statistics counts 757,220 electricians and reports a $30.38 median hourly wage in its May 2025 Occupational Employment and Wage Statistics release. IBISWorld puts the US electricians industry at $370.9 billion in 2026, spread across about 269,000 businesses. That market is too big for napkin math.
Six lines every electrical estimate needs
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Scope takeoff
Count receptacles, switches, fixtures, smoke and carbon-monoxide detectors, fans, GFCI and AFCI locations, dedicated circuits, and panel work.
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Wire runs
Measure branch runs and home runs in linear feet. Price conductor by gauge, and do not forget the run back to the panel.
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Rough-in labor
Set boxes, pull wire, staple cable, and prepare the work for inspection. This is not the same labor as trim.
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Trim labor
Install devices, hang fixtures, set plates, test, and clear the punch list. Count this pass on every finished device.
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Panel scope
Price breaker adds, subpanels, panel swaps, and service upgrades as their own scopes. They carry different labor and permit paths.
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Overhead and profit
Add permit fees, overhead, and profit as explicit rows. A bid without those rows is just a cost recap.
Cost lines to price as their own rows
Retail wire, device, and panel prices move too fast to publish as fixed ranges, so price them from your supplier on the day you bid. Use the source-backed anchors below, then fill job prices from your supplier, payroll, and local permit office.
| Line | What belongs there | Anchor |
|---|---|---|
| Labor | Rough-in hours, trim hours, setup, testing, and cleanup. | BLS wage data, then your loaded shop rate. |
| Wire and devices | Branch wire, home runs, boxes, breakers, fittings, plates, and small parts. | Current supplier quote. |
| Panel work | Breaker add, subpanel, panel swap, service upgrade, labeling, and code corrections. | Separate scope. |
| Permit | Local fee schedule, inspection path, and utility coordination when service changes. | Jurisdiction. |
Need the line items before the client calls another electrician? Turn the walkthrough into an itemized estimate. Free to try.
Where the miss usually happens
Home runs
Every new circuit needs a run from the first device back to the panel. Price the device-to-device wire and the home run, or the copper and pull labor disappear from the bid.
Panel work
A panel swap or service upgrade is not a device count. It brings its own labor block, permit path, inspection, and utility coordination. Keep it out of the room allowance.
Small parts
Wire nuts, staples, connectors, plates, tape, ground screws, and consumables still get bought. Carry that bucket on the material line instead of donating it.
Quote the job before the walkthrough goes cold
SimplyWise Cost Estimator turns a room, panel, or work-area photo into an itemized estimate you can adjust. On iPhone Pro models, LiDAR scans can capture measurements. The quote can include devices, wire, boxes, breakers, panel work, labor, permit, overhead, and profit. It runs $29.99/mo or $239.99/yr, about $20/mo on annual, with a 7-day free trial.
Build the electrical quote on site
Snap the work area, adjust the line items, and send a branded estimate before the walkthrough goes cold. Free to try.
Keep reading
- Electrical Estimate Template: the takeoff sheet behind device counts.
- Best Estimating Apps for Electricians: tool choices for electrical crews.
Sources
- IBISWorld, Electricians in the US (August 2026 report: $370.9 billion market size in 2026 and about 269,000 businesses).
- Bureau of Labor Statistics, Occupational Employment and Wage Statistics Profile, Electricians (47-2111) (May 2025 release: 757,220 employed, $30.38 median hourly wage, $20.50 and $52.17 at the 10th and 90th percentiles).
- Bureau of Labor Statistics, Occupational Outlook Handbook, Electricians (May 2024 median pay of $62,350 per year, or $29.98 per hour, and 818,700 jobs).
- SimplyWise electrical estimate template (the takeoff sheet fields referenced above).
Every electrical estimate is a chain of counts: devices, home runs, rough-in, trim, panel scope, permits, and margin. Break the chain and the profit leaves with it.SimplyWise Editorial
Electrical estimating questions
What is the first step in an electrical estimate?
Start with the takeoff. Count receptacles, switches, fixtures, detectors, fans, GFCI and AFCI locations, dedicated circuits, home runs, and panel work before you price labor or material.
How do you price wire runs by gauge?
Measure each run in linear feet and price conductor by gauge. Residential 15-amp circuits typically use 14 AWG, 20-amp circuits use 12 AWG, and larger loads step up to 10, 8, or 6 AWG and beyond. Add the home run from the first device back to the panel on every new circuit.
What is rough-in versus trim labor?
Rough-in covers box set, wire pulls, and the work needed before walls close. Trim covers devices, fixtures, plates, testing, and punch work. Count both passes, because one finished receptacle still creates two labor events.
Why should panel work stay separate?
A breaker add, subpanel, panel swap, or service upgrade has its own labor block, permit path, utility coordination, and material list. It does not belong inside a per-device allowance.
What wage data should electrical contractors use?
Use your own payroll first, then check BLS electrician data. The May 2025 Occupational Employment and Wage Statistics release counts 757,220 electricians at a $30.38 median hourly wage, with 10th and 90th percentile hourly wages of $20.50 and $52.17.
How much does SimplyWise Cost Estimator cost?
It runs $29.99/mo or $239.99/yr, about $20/mo on annual, with a 7-day free trial. It turns a phone photo into an itemized estimate the contractor can adjust before sending a branded customer quote.
Turn the panel walk into a priced electrical quote.
Count the scope, adjust the line items, and send the customer a professional estimate before another shop gets the call. Free to try.