All-in cost first, always. Estimate only — not a loan quote or pre-approval.
Not your state? Find your calculator here.
Washington State Housing Finance Commission's primary 30-year fixed-rate first mortgage program, available statewide to eligible homebuyers (first-time-buyer requirement waived in targeted areas and for some borrower categories); typically paired with Home Advantage down payment assistance (a 0%-interest deferred second mortgage of 3%-5% of the first-mortgage amount).
Estimated all-in monthly payment for a home price you have in mind.
Check which down payment assistance programs you likely qualify for.
What actually reaches your account after federal tax, FICA, and your state's own brackets — with local income tax disclosed rather than guessed at.
Fewer listings, fewer buyers, and sellers who have a reason to be on the market in December. Here is what a winter discount is actually worth on a $400,000 house — in monthly payment, in lifetime interest, and in the seller concessions a quiet market makes possible — and the three ways a winter purchase goes wrong.
Washington's real estate excise tax runs $6,798 on a median-priced home, but the seller customarily pays it. Here's what the buyer actually brings to closing.
The operational guide to buying property with a partner, friend, sibling, or parent — credit and DTI mechanics, title vesting, a clause-by-clause co-ownership agreement, and how the exit actually works.
A month-by-month plan for the year before you buy: what to do in each phase, what never to touch, how to document every dollar, and how to survive closing day.
Washington guide
Buying a home in Washington involves the same broad strokes as anywhere else in the country — get your finances in order, find a home, make an offer, close — but the details that actually determine your budget and timeline are specific to this state. Washington's graduated Real Estate Excise Tax, its escrow-based closing custom, and the enormous price gap between the Seattle metro area and much of the rest of the state all change the math in ways a generic national guide won't tell you.
This guide walks through the whole process in order, with real Washington figures at each step. It's written for a first-time buyer with no background in real estate or mortgage jargon — where a term matters, it's explained the first time it comes up.
A note before you start: everything below is general information to help you understand the process, not personalized financial, legal, or tax advice. Washington's real estate rules vary by county and city, mortgage terms vary by lender and your individual credit profile, and this guide can't account for your specific situation. For an actual loan quote, talk to a licensed lender; for legal questions specific to your purchase, talk to a real estate attorney licensed in Washington.
It's tempting to start browsing listings first, but the single most useful thing you can do before you fall in love with a house is find out what you can actually afford — and get a lender to confirm it in writing.
Your credit score is one of the biggest levers on your mortgage rate. A higher score typically means a lower interest rate, which compounds into tens of thousands of dollars over a 30-year loan. Before you do anything else:
Read the full Washington guide →14 min read · Updated 2026-08-20