Island County, Washington home prices
Typical home $634,229 · +0.5% in a year · property tax 0.67%
The typical home in Island County is worth $634,229, 8% more than the Washington typical home ($587,533). Values changed +0.5% in the past year and +7.7% over five years. Homeowners here pay a median 0.67% of their home's value in property tax each year ($4,275 on the typical home), versus 0.81% statewide.
Mortgage on the typical Island County home
| Down payment | Cash down | Loan | Principal + interest | PMI / MIP | Tax + insurance | Total / month | Income needed |
|---|---|---|---|---|---|---|---|
| 20% down | $126,846 | $507,384 | $3,413 | $0 | $673 | $4,087 | $175,100 |
| 10% down | $63,423 | $570,807 | $3,840 | $238 | $673 | $4,751 | $203,600 |
| 5% down | $31,711 | $602,518 | $4,053 | $251 | $673 | $4,978 | $213,300 |
| 3.5% down (FHA) | $22,198 | $622,742 | $4,189 | $281 | $673 | $5,143 | $220,400 |
Assumes a 30-year fixed loan at 7.11%, property tax of 0.67% 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 Oak Harbor metro area.
Washington counties with similar prices
| County | Typical home | 1-yr change | Tax rate |
|---|---|---|---|
| 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% |
| Snohomish County | $728,217 | -1.8% | 0.77% |
| Chelan County | $531,212 | -0.8% | 0.71% |
| Thurston County | $521,378 | +0.1% | 0.88% |
Frequently asked questions
What is the average home price in Island County, WA?
The typical home value in Island County is $634,229 (Zillow Home Value Index, September 2026).
How much do you need to earn to buy a house in Island County?
About $175,100 a year for the typical home with 20% down at a 7.11% 30-year rate.
What is the property tax rate in Island County?
The median effective rate is 0.67% of home value a year (Census ACS 2024 5-year estimates).