Total monthly cost of ownership
Cost to Own a Home in Anderson Island, Washington
A $478,000 home here costs
$3,560per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $2,457. The real number is $1,102 higher every month — 45% more than the payment most buyers budget for.
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
Anderson Island against Pierce County and Washington
| Measure | Anderson Island | Pierce County |
|---|---|---|
| Median home value | $477,600 | $484,400 |
| Median property tax | $5,161 | $4,555 |
| Effective tax rate | 1.081% | 0.940% |
| Median gross rent | — | $1,722 |
| Population | 1,341 | 924,106 |
The weather behind that power bill
Anderson Island sits in Pierce County, which averages a high of 76.5°F in its hottest month and a low of 32.9°F in its coldest, with 45.13" of precipitation a year and 42% of it in a single three-month stretch. That climate drives 120 cooling and 5,397 heating degree days, which is what sets the $134 electricity line above.
See the full climate breakdown for Pierce County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Pierce County
Full Pierce County cost breakdown · Every county in Washington
Common questions
How much does it cost to own a home in Anderson Island?
A $478,000 home in Anderson Island, Washington costs approximately $3,560 per month with 20% down at 6.66%. That is $2,457 principal and interest, $431 property tax, $71 homeowners insurance, $202 utilities and $398 set aside for maintenance.
What is the property tax rate in Anderson Island?
Anderson Island has an effective property tax rate of 1.081%, based on a median home value of $477,600 and median real estate taxes of $5,161. That is higher than the Pierce County average of 0.940%.
What is the average home price in Anderson Island?
The median owner-occupied home value in Anderson Island, Washington is $477,600, against $484,400 across Pierce County.
Is it cheaper to rent or buy in Anderson Island?
Rent data is not published for Anderson Island at this level of detail.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Anderson Island — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Washington.
- Electricity price — EIA Electric Power Monthly Table 5.6.A.
- Mortgage rate — Freddie Mac PMMS, refreshed weekly.
- Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.