- U.S. Department of Housing and Urban Development
- Underinsured driver
- Underpayment penalty
- Underwater
- Underwriting
- Unearned income
- Unearned interest
- Unified Managed Account - UMA
- Uniform Gift to Minors
- Uniform Premarital Agreement Act
- Uniform Transfer to Minors Act - UTMA
- Uninsured driver or motorist
- Universal default
- Universal life insurance
- Unpaid dividend
- Unrecorded deed
- Unscheduled recast
- Unsecured
- Unsecured claim
- Unsecured debt
- Unsecured loan
- Unsecured personal loan
- Up-front costs
- Upgrades
- Upside down
- Upzoning
- US Department of Urban Housing and Development
- Usage data
- Use tax
- Useful life
- Usurious rate
- Usury