Landlord & Tenant Calculators — United States

Free landlord & tenant calculators for United States: Estimate security deposit interest, rent increases, eviction costs, and tenancy entitlements for landlords and renters. Get instant estimates using current United States legal rules — no signup, private in your browser, and free to embed on your site.

Rent Increase Calculator
Check if your city or state has rent control and calculate the maximum allowable rent increase. Covers…
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Security Deposit Calculator
Calculate how much of your security deposit a landlord must return in the US. Covers state-specific…
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Security Deposit Interest Calculator
Calculate security deposit interest owed to tenants in US states that require it. New York…
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Security Deposit Small Claims Calculator —
Calculate how much you can claim in small claims court for an unlawfully withheld security deposit in…
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Lease Break Penalty Calculator
Estimate the penalty for breaking a residential lease early in the United States. Duty to mitigate…
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Eviction Cost Estimator Calculator
Estimate the total cost of evicting a tenant in the United States. Court filing fees, sheriff costs…
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Rental Income Tax Estimator Calculator
Estimate federal tax owing on US rental income. Deduct mortgage interest, depreciation, property tax…
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Property Damage Calculator
Calculate your property damage claim for small claims court in the United States. Covers repairs…
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Neighbor Dispute Calculator
Calculate the value of your neighbor dispute claim for small claims court in the United States. Property…
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Noise & Nuisance Damages Calculator
Estimate your small claims court damages for noise nuisance, light trespass, or private nuisance caused…
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Rent Arrears Calculator
Calculate total past-due rent owed by a tenant in the US, including unpaid months, late fees and NSF…
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Eviction Timeline Calculator
Estimate how long an eviction takes in the US, from a pay-or-quit notice through the unlawful-detainer…
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Repair and Deduct Calculator
Estimate a tenant's repair-and-deduct recovery in the US, including the statutory deduction cap and…
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Last Month's Rent Interest Calculator
Calculate the interest a landlord owes on a tenant's security deposit in US states that require it…
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Subletting Profit Calculator
Calculate the profit or loss on subletting a rental in the US and check whether your state or city, such…
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Roommate Rent Split Calculator
Split rent fairly between roommates in the US by room size, income, or equal shares, and divide shared…
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Late Rent Fee Calculator
Check whether a late rent fee is legal in the US. Compare the fee to your state's cap, such as a…
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Security Deposit Return Calculator
Estimate a US tenant deposit refund, the state deposit cap (often 1-2x rent), the return deadline, and…
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Pet Deposit Limit Calculator
Check pet deposit and pet rent rules in the US. Most states count pet deposits toward the…
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Prorated Rent Calculator
Calculate prorated rent for a partial move-in or move-out month in the US using the days-in-month…
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About our Landlord & Tenant calculators for United States

LexScale.ai offers 20 free landlord & tenant calculators for United States — part of the largest free legal-calculator library in North America, with 400+ tools across 23 practice areas, every one available in Canadian and US versions. Each landlord & tenant calculator gives an instant, private estimate using current United States statutory rates and standard legal formulas, with no signup and nothing sent to a server.

What you can calculate

Rent Increase Calculator · Security Deposit Calculator · Security Deposit Interest Calculator · Security Deposit Small Claims Calculator — · Lease Break Penalty Calculator · Eviction Cost Estimator Calculator · Rental Income Tax Estimator Calculator · Property Damage Calculator · Neighbor Dispute Calculator · Noise & Nuisance Damages Calculator · Rent Arrears Calculator · Eviction Timeline Calculator · Repair and Deduct Calculator · Last Month's Rent Interest Calculator · Subletting Profit Calculator · Roommate Rent Split Calculator · Late Rent Fee Calculator · Security Deposit Return Calculator · Pet Deposit Limit Calculator · Prorated Rent Calculator

How accurate are they?

Our landlord & tenant calculators use up-to-date statutory rates, provincial and state data, and the same formulas lawyers and courts rely on. They are designed for planning and research — actual outcomes depend on your specific facts, jurisdiction, and judicial or agency discretion. Rates are reviewed and updated as laws change. For decisions that matter, confirm the numbers with a licensed lawyer.

Canada and United States coverage

Legal rules differ sharply between the two countries, so every landlord & tenant calculator is built in a Canadian version (using provincial rules) and a US version (using state-level rules). You are viewing the United States edition; switch countries any time from the calculator hub.

Free to embed

Law firms and legal sites can embed any of these landlord & tenant calculators free — each has a one-click embed that drops an interactive widget onto your own site, with a "Powered by LexScale.ai" link and no API key required.

Landlord & Tenant Calculators — FAQ

Are these landlord & tenant calculators free?
Yes. Every landlord & tenant calculator on LexScale.ai is 100% free, needs no signup, and runs entirely in your browser — nothing you enter is sent to a server. You can use them as many times as you like.
Do these calculators work for United States?
Yes — this page is the United States edition. Each landlord & tenant calculator uses United States-specific rules, and most are also available in the other country's version. Results reflect current statutory rates and standard legal formulas for United States.
How accurate are the landlord & tenant calculators?
They use current United States statutory rates, provincial/state data, and standard legal formulas to give reliable planning estimates. Exact outcomes depend on your facts, jurisdiction, and the discretion of courts or agencies, so confirm important numbers with a qualified lawyer.
Can I embed these landlord & tenant calculators on my law firm website?
Yes. Every calculator has a free embed option — click 'Embed this calculator' on any calculator page to copy an iframe snippet. It includes a 'Powered by LexScale.ai' attribution link, and no API key or account is required.
Which landlord & tenant calculator should I use?
Start with the one that matches your question. This section includes Rent Increase Calculator, Security Deposit Calculator, Security Deposit Interest Calculator, Security Deposit Small Claims Calculator — and more. Each calculator explains what it estimates and links to related tools so you can move between them.
Are these calculators legal advice?
No. They are free educational estimating tools, not legal advice, and do not create a lawyer-client relationship. For advice on your specific situation, consult a licensed lawyer in your jurisdiction.

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