Total monthly cost of ownership
Cost to Own a Home in Somis, California
A $1,159,000 home here costs
$8,126per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $5,958. The real number is $2,167 higher every month — 36% 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.
Somis against Ventura County and California
| Measure | Somis | Ventura County |
|---|---|---|
| Median home value | $1,158,700 | $768,400 |
| Median property tax | $7,853 | $5,326 |
| Effective tax rate | 0.678% | 0.693% |
| Median gross rent | $2,616 | $2,248 |
| Population | 1,260 | 838,259 |
The weather behind that power bill
Somis sits in Ventura County, which averages a high of 79.6°F in its hottest month and a low of 43.8°F in its coldest, with 12.01" of precipitation a year and 65% of it in a single three-month stretch. That climate drives 643 cooling and 1,551 heating degree days, which is what sets the $299 electricity line above.
See the full climate breakdown for Ventura County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Ventura County
Full Ventura County cost breakdown · Every county in California
Common questions
How much does it cost to own a home in Somis?
A $1,159,000 home in Somis, California costs approximately $8,126 per month with 20% down at 6.66%. That is $5,958 principal and interest, $655 property tax, $180 homeowners insurance, $367 utilities and $966 set aside for maintenance.
What is the property tax rate in Somis?
Somis has an effective property tax rate of 0.678%, based on a median home value of $1,158,700 and median real estate taxes of $7,853. That is lower than the Ventura County average of 0.693%.
What is the average home price in Somis?
The median owner-occupied home value in Somis, California is $1,158,700, against $768,400 across Ventura County.
Is it cheaper to rent or buy in Somis?
Median gross rent in Somis is $2,616 a month, against $8,126 to own the median home all in. Renting costs less month to month here, though renting builds no equity.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Somis — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for California.
- 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.