Mortgage & Loan Bank Calculator

Get a little help with the math behind your financial choices. Our easy-to-use calculators will help you make the best financial decisions regarding mortgages, debts, and more.

  • Interest Only Calculator
  • Mortgage Payment Calculator
  • Additional Payment Calculator
  • Buy vs. Rent Calculator
  • Refinance Calculator
  • FDIC Insurance Calculator
Interest Only Calculator
GSB Banking Calculator
Interest Only Calculator

Figure out if taking advantage of an interest-only mortgage is your best financial decision.

VIEW CALCULATOR
Mortgage Payment Calculator
GSB Banking Calculator
Mortgage Payment Calculator

See what your monthly mortgage payment will be based on the loan amount, interest rate, and term.

VIEW CALCULATOR
Additional Payment Calculator
GSB Banking Calculator
Additional Payment Calculator

Figure out how much making additional payments each month will save you in interest.

VIEW CALCULATOR
Buy vs. Rent Calculator
GSB Banking Calculator
Buy vs. Rent Calculator

Settle the debate once and for all by seeing the numbers, plain and simple, right in front of you.

VIEW CALCULATOR
Refinance Calculator
GSB Banking Calculator
Refinance Calculator

See how much you can save by refinancing your loan. Plus, see what your principal balance would look like in years with and without refinancing.

VIEW CALCULATOR
FDIC Insurance Calculator
GSB Banking Calculator
FDIC Insurance Calculator

See how an FDIC-insured bank can help your finances.

VIEW CALCULATOR

Need Help Choosing an Account?

Answer some simple questions and our Product Selector Tool will quickly find your best option.

Discover More with GSB

Keys for New Home
lending Rates
Find a loan with competitive lending rates and flexible financing options.
SEE RATES
Family Moving Into a New Home
Mortgages
Make the dream home a reality by getting a personalized mortgage at a great rate.
Learn More
Woman Banking on Couch
Self Service Center
Open an account, pay a bill, transfer money, and deposit a check quickly and simply—without leaving the comfort of your home.
EXPLORE NOW