Total monthly cost of ownership
Cost to Own a Home in Allyn, Washington
A $527,000 home here costs
$3,722per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $2,709. The real number is $1,013 higher every month — 37% 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.
Allyn against Mason County and Washington
| Measure | Allyn | Mason County |
|---|---|---|
| Median home value | $527,200 | $377,400 |
| Median property tax | $3,522 | $2,833 |
| Effective tax rate | 0.668% | 0.751% |
| Median gross rent | — | $1,205 |
| Population | 2,656 | 66,968 |
The weather behind that power bill
Allyn sits in Mason County, which averages a high of 75.6°F in its hottest month and a low of 35.2°F in its coldest, with 91.96" of precipitation a year and 52% of it in a single three-month stretch. That climate drives 123 cooling and 5,106 heating degree days, which is what sets the $134 electricity line above.
See the full climate breakdown for Mason County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Mason County
Full Mason County cost breakdown · Every county in Washington
Common questions
How much does it cost to own a home in Allyn?
A $527,000 home in Allyn, Washington costs approximately $3,722 per month with 20% down at 6.66%. That is $2,709 principal and interest, $293 property tax, $78 homeowners insurance, $202 utilities and $439 set aside for maintenance.
What is the property tax rate in Allyn?
Allyn has an effective property tax rate of 0.668%, based on a median home value of $527,200 and median real estate taxes of $3,522. That is lower than the Mason County average of 0.751%.
What is the average home price in Allyn?
The median owner-occupied home value in Allyn, Washington is $527,200, against $377,400 across Mason County.
Is it cheaper to rent or buy in Allyn?
Rent data is not published for Allyn at this level of detail.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Allyn — 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.