Roommate rent tool

Rent Split Calculator

Split rent and optional shared monthly costs evenly across the selected number of people.

Enter the total rent before splitting.

Defaults to zero. Add only monthly costs using the same split.

Enter how many people are splitting rent.

Equal base share
$800.00

Base cent amount for 3 people in the selected rent period.

Base rent
$2,400.00
Selected rent period
Optional shared costs
$0.00
Per calendar month
Total shared cost
$2,400.00
For the selected rent period
Participants
3
Cent-remainder allocation
Everyone pays $800.00; no cent adjustment is needed.
This allocation reconciles exactly to $2,400.00.
Monthly vs every 4 weeks per person
Monthly average: $800.00
Every 4 weeks: $736.44

Full breakdown

The table annualizes the rent and monthly shared costs, then shows total and per-person amounts across common periods.

PeriodTotal shared costPer person
Hourly$3.29$1.10
Daily$78.90$26.30
Weekly$552.33$184.11
2 weeks$1,104.66$368.22
4 weeks (28 days)$2,209.32$736.44
Monthly (average)$2,400.00$800.00
Annual$28,800.00$9,600.00

How this calculator worksHow the equal split works

The calculator divides rent and any visible shared monthly costs equally across the selected participant count.

What this calculation clarifies

  1. 1
    Start with rent

    Shared costs default to zero, so the first result splits rent only. Add monthly costs only when they should use the same equal split.

  2. 2
    Divide the displayed total

    Total shared cost = rent + the visible shared-cost equivalent for that rent period. The calculator divides that total by the whole-number participant count.

  3. 3
    Reconcile cent remainders

    When the total does not divide evenly to the cent, the guidance shows how many participants pay one cent more so the allocation matches exactly.

Worked examples

Rent only

$2,400 rent with shared costs left at zero is $800 each across three participants.

Rent plus shared costs

$2,400 monthly rent plus $150 in shared monthly costs produces a $2,550 total before the equal split.

Useful context

  • Equal splitting is one method, not an objective determination of fairness.
  • Use the separate income-based or custom-percentage calculator when the shares should differ.

When to use this equal split

  • Dividing rent equally across the selected number of participants.
  • Including visible shared monthly costs in the same equal split.
  • Reconciling a total that does not divide evenly to the cent.

Check before relying on it

  • Income-based and custom-percentage shares use the separate calculators below.
  • The result does not determine legal responsibility or an objectively fair arrangement.

Frequently Asked Questions

How do I split rent equally?
Enter the rent, optional shared monthly costs, and number of people. The calculator divides the displayed total evenly for the selected rent period.
Can I split monthly rent between roommates?
Yes. Select monthly rent, enter the total rent, and enter the number of people. The result shows the monthly amount per person and related breakdowns.
Does this calculator handle uneven rent splits?
No. This page calculates equal shares only. Use the separate income-based or custom-percentage calculator when the shares should differ.
What if the rent does not divide evenly to the cent?
The page shows exactly how many people pay one cent more so the displayed shares reconcile to the displayed total.
Why does the page show monthly and every 4 weeks separately?
Monthly rent and 4-week rent are not the same. A 4-week period is 28 days, while an average month is about 30.42 days.
Can I include utilities, parking, or other shared costs?
Yes. Enter optional shared monthly costs that should use the same equal split. Leave the field at zero to split rent only.
What assumptions does this page use?
The calculator uses 365 days per year, 7 days per week, 14 days for biweekly rent, 28 days for every 4 weeks, and 365 ÷ 12 days for an average month.