Total monthly cost of ownership
Cost to Own a Home in St. Martin, Mississippi
A $171,000 home here costs
$1,475per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $879. The real number is $596 higher every month — 68% 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.
St. Martin against Jackson County and Mississippi
| Measure | St. Martin | Jackson County |
|---|---|---|
| Median home value | $171,300 | $181,700 |
| Median property tax | $1,021 | $1,332 |
| Effective tax rate | 0.596% | 0.733% |
| Median gross rent | $1,040 | $1,087 |
| Population | 7,797 | 144,437 |
The weather behind that power bill
St. Martin sits in Jackson County, which averages a high of 90.9°F in its hottest month and a low of 40.9°F in its coldest, with 61.73" of precipitation a year and 35% of it in a single three-month stretch. That climate drives 2,614 cooling and 1,558 heating degree days, which is what sets the $145 electricity line above.
See the full climate breakdown for Jackson County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Jackson County
Full Jackson County cost breakdown · Every county in Mississippi
Common questions
How much does it cost to own a home in St. Martin?
A $171,000 home in St. Martin, Mississippi costs approximately $1,475 per month with 20% down at 6.66%. That is $879 principal and interest, $85 property tax, $155 homeowners insurance, $213 utilities and $143 set aside for maintenance.
What is the property tax rate in St. Martin?
St. Martin has an effective property tax rate of 0.596%, based on a median home value of $171,300 and median real estate taxes of $1,021. That is lower than the Jackson County average of 0.733%.
What is the average home price in St. Martin?
The median owner-occupied home value in St. Martin, Mississippi is $171,300, against $181,700 across Jackson County.
Is it cheaper to rent or buy in St. Martin?
Median gross rent in St. Martin is $1,040 a month, against $1,475 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 St. Martin — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Mississippi.
- 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.