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Rent Proration Calculator

Prorate rent for a partial month move-in or move-out.

Prorated rent
$1,097
17 days × $64.52/day
Basis: Actual days in month (31)
Days occupied this month: 17 of 31
Daily rate: $64.52

State laws vary. California and a handful of others require the actual-days method by default. Most leases default to it as well. The 30-day and annual methods produce slightly different totals, which can matter on a long stay. Check your lease.

About

Enter your full month's rent and the move-in date. Get the prorated amount using the most common methods: actual days in the month, banker's 30-day month, or annualized 365-day. Most US states default to actual-days; check your lease.

How to use

  1. Enter full-month rent and move-in date.
  2. Pick a method.
  3. Read the prorated rent.

FAQ

Which method does my landlord use?+

Most US leases use actual days in the month. California requires it by law. The 30-day method gives slightly more rent in February and slightly less in 31-day months; the annual method splits the difference.