King County, Washington home prices
Typical home $824,870 · -2.2% in a year · property tax 0.83%
The typical home in King County is worth $824,870, 40% more than the Washington typical home ($587,533). Values changed -2.2% in the past year and +7.4% over five years. Homeowners here pay a median 0.83% of their home's value in property tax each year ($6,824 on the typical home), versus 0.81% statewide.
Mortgage on the typical King County home
| Down payment | Cash down | Loan | Principal + interest | PMI / MIP | Tax + insurance | Total / month | Income needed |
|---|---|---|---|---|---|---|---|
| 20% down | $164,974 | $659,896 | $4,439 | $0 | $981 | $5,420 | $232,300 |
| 10% down | $82,487 | $742,383 | $4,994 | $309 | $981 | $6,285 | $269,300 |
| 5% down | $41,243 | $783,626 | $5,272 | $327 | $981 | $6,579 | $282,000 |
| 3.5% down (FHA) | $28,870 | $809,929 | $5,448 | $365 | $981 | $6,794 | $291,200 |
Assumes a 30-year fixed loan at 7.11%, property tax of 0.83% of the home value a year, homeowners insurance of 0.6% a year, PMI of 0.5% of the loan a year when the down payment is under 20%, and FHA mortgage insurance of 0.55% a year plus a 1.75% upfront premium added to the loan. Your rate, taxes and insurance will differ.
What it takes: see what you can afford by salary in Washington · part of the Seattle metro area.
Washington counties with similar prices
| County | Typical home | 1-yr change | Tax rate |
|---|---|---|---|
| San Juan County | $897,256 | +1.2% | 0.53% |
| Snohomish County | $728,217 | -1.8% | 0.77% |
| Island County | $634,229 | +0.5% | 0.67% |
| Whatcom County | $607,644 | +0.3% | 0.7% |
| Jefferson County | $593,704 | -0.5% | 0.71% |
| Kitsap County | $579,133 | +1.1% | 0.77% |
| Skagit County | $576,374 | +0.7% | 0.79% |
| Skamania County | $559,410 | +0.6% | 0.67% |
| Pierce County | $559,277 | +0.2% | 0.91% |
| Clark County | $541,704 | +0.2% | 0.82% |
Frequently asked questions
What is the average home price in King County, WA?
The typical home value in King County is $824,870 (Zillow Home Value Index, September 2026).
How much do you need to earn to buy a house in King County?
About $232,300 a year for the typical home with 20% down at a 7.11% 30-year rate.
What is the property tax rate in King County?
The median effective rate is 0.83% of home value a year (Census ACS 2024 5-year estimates).