The Employee Cost Calculator computes the total annual cost of employing a single worker, including their base salary, mandatory employer payroll taxes, voluntary benefits (health insurance, retirement contributions), overhead allocation, and recruitment/training costs. The result — the "burden rate" — is almost always 1.25–1.40× the base salary for a straightforward W-2 employee, and can exceed 1.5× for comprehensive benefit packages in high-cost markets.

Most business owners dramatically underestimate employment costs. A $75,000 annual salary does not cost $75,000 — it costs $94,000–$112,500 by the time federal and state payroll taxes, health insurance contributions, retirement matching, workers' compensation, and office overhead are included. Underestimating employment costs is one of the primary reasons businesses fail to meet their financial projections and why hiring decisions made without full cost analysis destroy profitability.

Who needs this calculator?

• Business owners evaluating whether to hire a new employee vs. use a contractor, or whether a role can be justified by its expected revenue contribution.
• Finance teams building accurate headcount budgets and modeling the cost impact of hiring plans on operating margins.
• HR professionals presenting the total compensation cost of a new position to management for approval.
• Entrepreneurs building financial models for investor decks and SBA loan applications that require accurate payroll cost projections.
• Managers in Canada calculating employer costs including CPP employer contributions (5.70% on earnings up to $68,500 in 2025), EI premiums (1.4× the employee rate), and provincial workers' compensation premiums from Employment and Social Development Canada.

The Bureau of Labor Statistics Employer Costs for Employee Compensation (ECEC) survey shows that wages and salaries account for approximately 69% of total compensation costs, with benefits and taxes making up the remaining 31% — confirming that the "true cost" of an employee is consistently higher than the salary figure alone.

The full employment cost calculation layers mandatory taxes on top of base salary, then adds voluntary benefits and overhead to arrive at the true annual cost.

Sources: IRS Employment Tax guidance and SBA employee hiring guide.

1. Enter the base salary or hourly rate. For salaried employees, use the annual base compensation. For hourly workers, multiply the hourly rate × average weekly hours × 52. Example: a $28/hour full-time employee works 40 hours/week → $28 × 40 × 52 = $58,240 annual base salary.
2. Calculate mandatory payroll taxes (employer portion). Using 2025 IRS rates per IRS Publication 15: Social Security: $58,240 × 6.2% = $3,611; Medicare: $58,240 × 1.45% = $845; FUTA: $7,000 × 0.6% = $42; SUTA (assume 2.7% on $14,000 state wage base): $14,000 × 2.7% = $378; Workers' comp (office worker, ~1% rate): $58,240 × 1% = $582. Total mandatory taxes: $5,458.
3. Add employer health insurance cost. According to the Kaiser Family Foundation 2024 Employer Health Benefits Survey, the average annual employer contribution is $7,590 for single coverage and $21,588 for family coverage. Assume single coverage: $7,590/year.
4. Add retirement plan matching. A common 3% 401(k) match on $58,240 = $1,747/year. Some employers match 50% up to 6% of salary = $1,747 in this example.
5. Account for PTO and holidays. 15 PTO days + 10 federal holidays = 25 paid non-working days. Cost: $58,240 ÷ 260 working days × 25 days = $5,600 in PTO/holiday cost. This is already embedded in the salary, but it means each actual working day costs $58,240 ÷ (260 − 25) = $248 — important for project costing.
6. Allocate overhead costs. Office desk space in a mid-market city: $800/month = $9,600/year. Computer/peripherals amortized over 3 years: $2,400 ÷ 3 = $800/year. Software licenses (email, productivity, role-specific tools): $1,200/year. Total overhead: $11,600/year.
7. Sum all components. $58,240 (salary) + $5,458 (taxes) + $7,590 (health) + $1,747 (401k) + $11,600 (overhead) + $1,500 (other benefits) = $86,135 total annual cost. Burden rate: $86,135 ÷ $58,240 = 1.48×. This employee's "true hourly cost" to the business is $86,135 ÷ 2,080 hours = $41.41/hour vs. a $28/hour salary — 48% higher.

The outputs from this calculator serve two primary purposes: accurate budgeting and hire/don't-hire decision analysis.

Burden rate by role type: According to BLS Employer Cost for Employee Compensation data, the average burden rate across private industry is approximately 1.30–1.32× base wages when all benefits and taxes are included. However, this varies significantly:

• Hourly service workers with minimal benefits: 1.20–1.25×
• Full-time salaried employees with standard benefits: 1.30–1.40×
• Senior employees with comprehensive benefits packages: 1.45–1.60×
• Employees in high-cost markets (NYC, SF, Boston) with expensive health plans: 1.50–1.70×

Employee vs. contractor comparison: A 1099 contractor is paid their stated rate with no employer taxes, benefits, or overhead. The employer saves the payroll tax burden (~8–10% of salary) and all benefits costs — but pays a rate premium because the contractor prices these costs into their hourly rate. The true cost comparison: a $28/hour W-2 employee costs $41/hour all-in; a contractor requesting $45/hour costs exactly $45/hour with no additional burden — a net premium of only $4/hour for the flexibility of no long-term commitment and no administrative overhead.

Revenue-per-employee productivity benchmark: Once you know the true all-in cost of an employee, compare it to the revenue (or margin) that role is expected to generate. The SBA suggests that revenue-generating roles should produce at least 3–5× their total employment cost in revenue, or 1.5–2× in gross profit. A sales representative costing $86,135/year all-in should generate at minimum $250,000–$430,000 in annual revenue to be justifiable.

• Model the all-in cost before making any offer. Never base a hiring decision on the salary number alone. Run the full burden calculation before extending an offer. A business hiring 10 employees at $70,000 each expecting $700,000 in payroll will actually spend $980,000–$1,050,000 when taxes, benefits, and overhead are included — a $280,000–$350,000 underestimate that can be the difference between profitability and loss.
• Shop health insurance annually. Health premiums are typically the largest variable in the benefits burden. Switching to a high-deductible health plan (HDHP) paired with a Health Savings Account (HSA) can reduce employer premiums by 15–25% while maintaining coverage quality. The Healthcare.gov SHOP marketplace provides small business coverage options.
• Use a Professional Employer Organization (PEO) for cost efficiency. PEOs pool small employers' employees into a larger risk pool, often reducing health insurance costs by $1,000–$3,000 per employee annually through buying power. The SBA notes that PEOs also reduce HR administrative burden, though they charge a management fee of 2–12% of payroll.
• Optimize the W-2 vs. 1099 mix strategically. For roles requiring specific expertise on a project basis, contractors can be more cost-effective than full-time employees. However, the IRS applies strict criteria for worker classification under IRC §3401 and related guidance. Misclassifying W-2 employees as 1099 contractors can result in back taxes, penalties, and interest — use the IRS's 20-factor test before classifying any worker.
• Track revenue per employee alongside cost per employee. Revenue per employee is a key efficiency metric. Technology companies average $400,000–$600,000+ in revenue per employee. Service businesses often target $150,000–$250,000. If revenue per employee is declining as you hire, it suggests you're over-hiring relative to revenue growth — a signal to slow hiring or focus on roles with a clearer revenue contribution.
• Budget for turnover costs explicitly. The Society for Human Resource Management (SHRM) estimates employee turnover costs 50–200% of annual salary, depending on seniority and specialization. A team with 20% annual turnover and 10 employees at $75,000 each could be spending $75,000–$300,000/year on recruitment, training, and lost productivity — costs that don't appear on the payroll line but are very real.