Business Startup Cost Calculator — United States 2025
Planning to start a business? Add up the real costs.
Calculate how much capital you need to start a business in the United States. Add one-time setup costs, monthly runway, safety buffer, and optional contingency. Includes itemised cost categories, startup costs by business type, and registration costs.
Click a scenario to load it into the calculator. Estimates only — not financial advice.
Select the question that matches where you are right now.
Your result shows the minimum capital required to give your business a reasonable chance of reaching profitability. This is not a budget — it is the safety net you need to have in place before you start.
Your runway — monthly costs × months to profitability — is the single most important number. Most businesses fail not because the idea was bad, but because they ran out of cash before reaching profitability. Be conservative with your months-to-profit estimate. Most founders underestimate by 50–100%.
The 3-month safety buffer is not optional padding — it is your survival margin. Any unexpected expense (equipment failure, lease renegotiation, slow first season, illness) can be absorbed by the buffer. Without it, one bad month can force closure of an otherwise viable business.
Research consistently shows that first-time business owners underestimate startup costs by 20–30%. Use the Advanced mode to add a contingency margin of 10–20% to your total. If you end up spending less, the surplus becomes working capital — which is never a bad problem to have.
If the total is higher than your available capital, there are several ways to reduce it without compromising viability.
The most effective way to reduce startup capital is to start with a smaller version of the business — fewer SKUs, smaller premises, no staff initially, or home-based rather than leased office. Once you have proven the model and generated cash flow, you can scale up with lower risk and potentially with internal cash rather than external funding.
Every $1,000 reduction in monthly costs reduces runway requirements by $1,000 per month — $12,000 over a year. The biggest levers are: work from home initially (eliminates rent), delay hiring (do it yourself for as long as possible), and negotiate supplier terms (30-day payment terms vs 7-day saves cash flow significantly).
Preselling — taking deposits or advance payments before you are fully operational — directly reduces your runway requirement. If you can generate revenue from Day 1, your months-to-profitability shrinks dramatically. Many service businesses can be sold and partially delivered before the formal launch. Product businesses can run pre-orders to validate demand and fund inventory.
Your options for funding the startup capital requirement, in rough order of accessibility for US founders.
Bootstrapping is by far the most common funding source for US SME startups. It requires no debt servicing and no dilution. Financial advisers generally recommend having 6–12 months of personal living expenses saved separately from business capital before quitting employment to start a business.
Banks rarely lend to genuine startups without trading history. Exceptions: equipment finance (asset-secured from Day 1), loans backed by home equity, and SBFE-backed loans (government guarantee). If you have been trading for 6–12 months, fintech lenders (Prospa, Moula) may lend on the basis of revenue history.
Check grants.gov, your state government business portal, and AusIndustry for current grants. Key programs: Export Market Development Grant (up to $770k), R&D Tax Incentive (43.5% cash refund), and various state-based innovation grants. Grants are competitive but free capital with no repayment obligation.
Once you have your capital estimate, these are the most important first steps for US startups.
Decide on your business structure (sole proprietor, company, partnership, trust) before you spend any money. Changing structure later is expensive and complicated. For most businesses with any meaningful risk, a company (LLC) provides the most protection. Get advice from an accountant before registering.
An EIN is free at sba.gov. Business name registration: $41/year via SEC. business registration: $50–$500 via SEC. Once registered, open a dedicated business bank account immediately — mixing personal and business finances creates tax and liability problems. CBA, NAB, and ANZ all offer free or low-fee business transaction accounts.
If you need external funding (bank loan, investors), a written business plan is essential. It should include: market analysis, competitive landscape, revenue model, financial projections for 3 years, and how you will use the capital. sba.gov has a free business plan template and financial modelling tools for US businesses.
The three components of startup capital: setup, runway, and buffer
The formula
Total startup capital = One-time setup costs + Monthly runway + Safety buffer + Contingency
One-time setup costs
Everything you pay once to get the business operational: business registration, fitout, equipment, website, branding, initial legal fees, insurance deposits, franchise fees, and initial stock. These are not recurring — you pay them once at the start.
Runway
Monthly operating costs × months until profitability. This is the cash you need to cover rent, wages, utilities, subscriptions, and COGS while the business builds revenue. Most businesses take 6–18 months to reach cash-flow positive. If you reach profitability faster, leftover runway becomes working capital.
Safety buffer
Typically 3 months of operating costs held in reserve. This covers unexpected expenses, seasonal dips, or slower-than-expected revenue growth. Without a buffer, any unexpected cost can force the business to close even if it is otherwise viable.
Contingency
A 10–20% loading on the total for items you did not anticipate. Startup costs almost always exceed initial estimates. Research consistently shows first-time business owners underestimate costs by 20–30%. A 10% contingency is conservative — 20% is more realistic for complex setups.
Online, retail, cafe, trades, and professional services — realistic cost ranges
| Business type | Setup costs | Monthly costs | Months to profit | Typical total capital |
|---|---|---|---|---|
| Online/digital service | $2k–$15k | $2k–$8k | 3–9 months | $15k–$75k |
| Home-based trade/service | $5k–$30k | $3k–$10k | 3–12 months | $25k–$100k |
| Office-based professional | $20k–$60k | $8k–$20k | 6–18 months | $100k–$300k |
| Retail shop | $50k–$150k | $15k–$40k | 12–24 months | $200k–$600k |
| Cafe (small) | $80k–$200k | $20k–$50k | 12–24 months | $300k–$700k |
| Restaurant | $150k–$400k | $30k–$80k | 12–36 months | $500k–$1.5M |
| Manufacturing | $100k–$500k | $20k–$100k | 12–36 months | $400k–$2M |
Why costs vary so much
The three biggest drivers are: (1) physical premises — rent, fitout, and security bond; (2) staff — wages are usually the largest ongoing cost; and (3) stock/inventory — product businesses need to purchase before they can sell. Service businesses that can be run from home with no staff have the lowest startup costs.
EIN, business name, company, GST, and other mandatory registrations
| Registration | Cost | Where | Notes |
|---|---|---|---|
| EIN (US business Number) | Free | sba.gov | Required for all businesses |
| Business name registration | $41/year · $95/3yr | SEC (sec.gov) | Required if trading under a different name |
| business registration (LLC) | $50–$500 | SEC | One-off fee; ongoing annual report filing varies by state |
| GST registration | Free | IRS (irs.gov) | Mandatory when turnover ≥$75k/year |
| Domain name (.com.au) | $15–$30/year | Various registrars | Need EIN to register .com.au |
| Trademark registration | $250/class | IP the United States | Recommended if brand is central to business |
sole proprietor vs company — cost implications
A sole proprietor An EIN is free and simple but gives no personal liability protection. A company (LLC) costs $50–$500 to register (varies by state) plus accountant fees and provides limited liability — your personal assets are protected if the business fails. For any business with meaningful risk or assets, a company structure is generally recommended despite the higher setup cost.
Personal savings, business loans, government grants, and investors
Personal savings (bootstrapping)
The most common funding source for US small business startups. No debt, no dilution, no reporting requirements. The downside: limits how fast you can grow and requires sufficient personal savings. Most financial advisers recommend having 6–12 months of personal living expenses saved separately from business capital before quitting employment.
Business bank loans
Most banks require 1–2 years of trading history before lending to a business, making loans difficult for genuine startups. Exceptions: equipment finance (asset-secured from day one), SBFE-backed loans (government guarantee reduces bank risk), and home-equity lending (if you own property). Fintech lenders (Prospa, Moula) are more startup-friendly but charge higher rates.
Government grants
Competitive and targeted but worth exploring. Key sources: grants.gov for federal grants; your state government business grants portal; Export Market Development Grant (up to $770k for export marketing costs); R&D Tax Incentive (43.5% cash refund on eligible R&D spend). Grants are not loans — you do not repay them.
Friends, family, and angels
Common for early-stage startups. Always document the arrangement in writing — whether it is a loan or equity investment. Angel investors provide capital in exchange for equity (ownership) — typically 5–25% for early-stage startups. Angel investor networks include: Sydney Angels, Melbourne Angels, and the US Investment Network.
Frequently asked Frequently asked questions
How much does it cost to start a business in the United States?
Startup costs vary enormously by type. A home-based online service business can be started for $5,000–$20,000. A retail shop typically requires $100,000–$400,000. A cafe or restaurant often needs $200,000–$700,000. The key costs are: one-time setup (fitout, equipment, registration), operational runway until profitability, and a safety buffer of 3–6 months of operating expenses.
How long does it take for a small business to become profitable in the United States?
Most US small businesses take 12–24 months to reach profitability. Service businesses with low overhead can achieve profitability in 3–9 months. Retail, hospitality, and businesses requiring heavy upfront investment typically take 18–36 months. Plan your funding runway generously — it almost always takes longer than expected.
Do I need a company or can I operate as a sole proprietor?
A sole proprietor An EIN is free and simple — you report business income on your personal tax return. A company (LLC) costs $50–$500 to register (varies by state) plus ongoing compliance costs ($1,500–$3,000/year with an accountant), but provides limited liability protection. For businesses with physical risk, employees, significant assets, or clients who require company contracts, the company structure is usually worth the extra cost.
What is a realistic startup budget for a cafe in the United States?
A small cafe typically requires $150,000–$400,000 in total startup capital. Breakdown: commercial kitchen equipment $60,000–$150,000; fitout and furniture $50,000–$120,000; security bond and rent advance $20,000–$60,000; initial stock and smallwares $5,000–$15,000; licences and permits $2,000–$8,000; staff training and pre-opening marketing $5,000–$20,000; plus 6–12 months of operating costs as runway and buffer.
Where these figures come from
Business figures on this page are drawn from the IRS (business tax), the US Small Business Administration (loan & program rules), and the Federal Reserve (commercial interest-rate data).
- Federal corporate & business tax — IRS — Businesses.
- Self-employment tax (15.3%) — IRS — Self-Employment Tax.
- Pass-through & QBI deduction — IRS — Qualified Business Income Deduction.
- Small-business loans & SBA 7(a) — SBA — US Small Business Administration.
- Commercial lending rate data — Federal Reserve — H.15 Selected Interest Rates.
Last checked: April 2026. Rates and thresholds are reviewed against the source of record each November, when annual adjustments for the following tax year are published.