Estimating & Pricing

How to Calculate Your Hourly Rate as a Self-Employed Contractor

The exact formula: desired salary + overhead + profit margin divided by billable hours equals your true hourly rate. Works for any trade.

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Fieldbase Team
May 29, 202510 min read

The Uncomfortable Truth About Contractor Pricing

Most contractors set their rates one of two ways: they ask another contractor what they charge, or they pick a number that "feels right." Both methods have the same fatal flaw — they ignore your actual costs. The result is charging $85/hr when your break-even is $92/hr, and wondering why the bank account never grows no matter how hard you work.

There's a better way. Your real hourly rate is a math problem — and once you run the numbers, you'll never guess again. This guide gives you the exact formula, what to plug into it, and how to adjust it for your market and your goals.

The Four Components of Your Rate

Your true hourly rate needs to cover four things:

  • Your desired owner salary — what you want to take home personally after all business expenses
  • Business overhead — every recurring cost to keep the business running (not counting direct job materials)
  • Profit margin — money that stays in the business for growth, reserves, and equipment replacement
  • Billable hours — the realistic number of hours per year you can bill to customers

Add the first three together to get your required annual revenue, then divide by billable hours. That's your minimum rate.

Step-by-Step Rate Calculation

The Rate Formula

Desired owner salary: $75,000

Annual overhead (see breakdown below): $28,000

Desired profit (20% of combined): $20,600

Total annual revenue needed: $123,600

÷ Billable hours per year (1,300 hrs): = $95.08/hr minimum

Round up to a round number — $95, $100, or $110 depending on your market. Never round down.

What Counts as Overhead?

Overhead is everything you pay to be in business that isn't tied to a specific job. New contractors almost always undercount this — which is why they underprice. Walk through every category honestly:

Overhead CategoryLowTypicalHigh
Work vehicle (payment + fuel + maintenance)$6,000/yr$10,000–$14,000/yr$20,000/yr
General liability insurance$1,200/yr$2,000–$3,500/yr$6,000/yr
Tools & equipment replacement fund$1,500/yr$3,000–$6,000/yr$10,000/yr
Business software (FSM, accounting)$500/yr$800–$1,500/yr$3,000/yr
Marketing & advertising$1,000/yr$2,500–$5,000/yr$10,000/yr
Phone & data plan$600/yr$900–$1,200/yr$2,000/yr
License renewal & continuing education$300/yr$500–$1,000/yr$2,000/yr
Workers comp (if applicable)$0$2,000–$5,000/yr$10,000/yr
Accounting / bookkeeping$500/yr$1,200–$2,500/yr$5,000/yr
PPE & safety gear$300/yr$500–$1,000/yr$2,000/yr

Add up your actual numbers honestly. Most solo contractors find their overhead lands between $22,000 and $35,000 per year — often higher than they expected.

The Billable Hours Problem

This is the number most contractors get wrong in a different direction — they overestimate it. There are 2,080 working hours in a standard year. But you don't bill all of them. Subtract:

  • Vacation and sick days: Even if you don't plan to take vacation, budget for illness — 2 weeks minimum
  • Drive time (non-billable): If you drive 1.5 hours/day between jobs, that's ~375 hours/year not billed
  • Estimating and admin time: Quoting jobs, invoicing, answering calls — this typically runs 25–35% of a solo operator's week
  • Callbacks and warranty work: Budget 3–5% of your time for non-billable return trips
  • Equipment downtime and supply runs: Every day your truck is in the shop is a day you're not billing

Realistic Billable Hours for a Solo Contractor

Total working hours (52 weeks × 40 hrs)2,080 hrs
Vacation / sick / holidays (3 weeks)– 120 hrs
Admin / estimating / calls (20%)– 392 hrs
Non-billable drive time (avg 1 hr/day)– 245 hrs
Realistic billable hours≈ 1,323 hrs/yr

Most solo contractors have between 1,100 and 1,400 truly billable hours per year. If you've been assuming 1,800+, you now see why the math doesn't work.

Adjusting Your Rate for Your Market

Your calculated minimum rate is a floor, not a ceiling. Once you know your floor, check it against your market:

  • If your floor is below market: Charge market rate or above. Market pricing is your ceiling. Don't leave money on the table by charging your minimum when customers expect to pay more.
  • If your floor is above market: You need to either reduce your costs, increase your efficiency (more billable hours), or differentiate your service enough to justify premium pricing.
  • New contractors vs. established: You may need to start below your calculated ideal while building reviews and referrals, but set a plan to reach your target rate within 12–18 months.

Different Rates for Different Work Types

You don't have to charge a single hourly rate for all work. Most experienced contractors use a tiered approach:

  • Service call / diagnostic rate: Slightly higher than your standard rate (covers travel time and minimum job commitment)
  • Standard labor rate: Your base hourly for general work
  • Emergency / after-hours rate: 1.5–2× your standard rate for nights, weekends, and same-day emergency calls
  • Project rate: For large multi-day projects, some contractors lower their effective rate slightly in exchange for guaranteed utilization — this is valid as long as your floor is covered

When to Raise Your Rates

You should raise your rates when:

  • Your overhead has increased (insurance, fuel, equipment)
  • You're consistently booked 4+ weeks out — demand exceeds supply, which means you can charge more
  • Your quality, speed, or reputation has improved since you last set prices
  • It's been more than 12 months since your last increase — inflation erodes your margin every year you don't adjust

The cleanest way to raise rates is at the start of a new year, with new customers. With existing repeat customers, give 30 days notice and a brief explanation. Most customers who value your work will accept a 10–15% increase without issue. The ones who leave over a modest increase were likely marginal customers anyway.

Using Software to Track What You Actually Earn Per Hour

Once you've set your rate, the next step is tracking whether you're actually hitting it. Tools like Fieldbase let you log actual hours per job, compare against your estimate, and calculate your realized hourly rate across your jobs. When you see a job type consistently running over, you know your template rates need updating. This feedback loop is how you get more accurate and more profitable over time.

Key Takeaways

  • Calculate your minimum rate from salary + overhead + profit margin ÷ billable hours
  • Never estimate more than 1,300–1,400 billable hours/year as a solo operator
  • Overhead is typically $22,000–$35,000/year — most contractors undercount it
  • Your calculated minimum is a floor — charge market rate or above whenever possible
  • Use tiered rates for service calls, standard work, and after-hours emergencies
  • Review and raise rates at minimum once per year to keep pace with inflation

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