Last updated: May 2026
Roommate Affordability Calculator
Combine annual incomes for roommates and compare them with common US apartment affordability examples.
US apartment example
United States examples use gross monthly income compared with monthly rent.
This calculator uses US dollar inputs and common roommate affordability examples such as 2.5x to 3x monthly rent.
Rent details
Add the rent and choose the example threshold you want to compare.
Roommate income
Add annual income for each person applying together.
Estimate result
Enter the rent amountEnter the rent amount
The monthly rent is needed to estimate the roommate threshold.
Estimate only. Rental decisions vary by landlord, property manager, credit history, and application details.
Can roommates combine income?
In many apartment applications, combined income is used as a rough affordability check. This can help roommates apply together, but the landlord or property manager may still consider each applicant's wider circumstances.
What if one roommate earns much more?
Uneven incomes are common. If the rent itself needs to be split fairly, the rent split calculator can compare equal, income-based, and room-size splits.
What if one roommate leaves?
Roommates may have shared responsibilities under the lease. This calculator only estimates income against rent; it does not explain your legal obligations or lease terms.
Do all roommates need co-signers?
Some landlords ask for extra support when combined income is low or one applicant has a more complex situation. The co-signer income calculator can estimate an example co-signer income threshold.
Answers at a glance
Frequently asked questions
Can roommates combine income?
Many landlords and property managers look at household income, but the exact approach can vary.
What if one roommate earns much more?
The combined total may still help, although some landlords may look more closely at individual stability and co-signer support.
Do all roommates need co-signers?
Not always. A landlord may ask for one co-signer, multiple co-signers, or none depending on the application.
What if one roommate leaves?
Roommates can sometimes share responsibility for rent. Understand the lease before signing.
Does this calculator decide my application?
No. It is a rough estimate and does not replace checks by a landlord or property manager.
Related tools
Rent Affordability Calculator
Compare monthly rent with gross monthly income before you apply.
Best for: Checking common 2.5x rent and 3x rent examples.
Co-signer Income Calculator
Estimate whether a co-signer may help your rental application.
Best for: Renters who may need extra application support.
Move-In Cost Calculator
Estimate security deposit, first month's rent, and setup costs.
Best for: Planning cash needed before move-in day.