Home Finance Guides
Practical explanations for the assumptions behind the calculators—written to help you question the inputs, compare scenarios and make the math easier to use.
FEATURED GUIDES03
How Much Is the Monthly Payment on a $400,000 Mortgage?
See how interest rate and loan term change a $400,000 mortgage payment, and what taxes, insurance and other housing costs can add.
Updated Sep 1, 2026Read guide →
15-Year vs. 30-Year Mortgage: Which Costs Less?
A same-rate comparison of monthly payment, lifetime interest, amortization speed and the value of payment flexibility.
Updated Sep 1, 2026Read guide →
How Much House Can I Afford?
A practical walkthrough of income, monthly debt, DTI guardrails, down payment, closing cash and housing costs.
Updated Sep 1, 2026Read guide →