Total monthly cost of ownership
Cost to Own a Home in Los Osos, California
A $728,000 home here costs
$5,345per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $3,743. The real number is $1,603 higher every month — 43% 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.
Los Osos against San Luis Obispo County and California
| Measure | Los Osos | San Luis Obispo County |
|---|---|---|
| Median home value | $728,000 | $777,200 |
| Median property tax | $6,196 | $5,475 |
| Effective tax rate | 0.851% | 0.704% |
| Median gross rent | $1,909 | $1,899 |
| Population | 15,048 | 281,486 |
The weather behind that power bill
Los Osos sits in San Luis Obispo County, which averages a high of 79.5°F in its hottest month and a low of 40.2°F in its coldest, with 17.94" of precipitation a year and 59% of it in a single three-month stretch. That climate drives 334 cooling and 2,265 heating degree days, which is what sets the $299 electricity line above.
See the full climate breakdown for San Luis Obispo County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in San Luis Obispo County
Full San Luis Obispo County cost breakdown · Every county in California
Common questions
How much does it cost to own a home in Los Osos?
A $728,000 home in Los Osos, California costs approximately $5,345 per month with 20% down at 6.66%. That is $3,743 principal and interest, $516 property tax, $113 homeowners insurance, $367 utilities and $607 set aside for maintenance.
What is the property tax rate in Los Osos?
Los Osos has an effective property tax rate of 0.851%, based on a median home value of $728,000 and median real estate taxes of $6,196. That is higher than the San Luis Obispo County average of 0.704%.
What is the average home price in Los Osos?
The median owner-occupied home value in Los Osos, California is $728,000, against $777,200 across San Luis Obispo County.
Is it cheaper to rent or buy in Los Osos?
Median gross rent in Los Osos is $1,909 a month, against $5,345 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 Los Osos — 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.