Total monthly cost of ownership
Cost to Own a Home in Bayou Vista, Louisiana
A $153,000 home here costs
$1,318per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $787. The real number is $531 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.
Bayou Vista against St. Mary Parish and Louisiana
| Measure | Bayou Vista | St. Mary Parish |
|---|---|---|
| Median home value | $152,700 | $128,000 |
| Median property tax | $843 | $515 |
| Effective tax rate | 0.552% | 0.402% |
| Median gross rent | $928 | $839 |
| Population | 3,931 | 48,455 |
The weather behind that power bill
Bayou Vista sits in St. Mary Parish, which averages a high of 90.1°F in its hottest month and a low of 42.5°F in its coldest, with 66.79" of precipitation a year and 32% of it in a single three-month stretch. That climate drives 2,558 cooling and 1,509 heating degree days, which is what sets the $127 electricity line above.
See the full climate breakdown for St. Mary Parish — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in St. Mary Parish
Full St. Mary Parish cost breakdown · Every county in Louisiana
Common questions
How much does it cost to own a home in Bayou Vista?
A $153,000 home in Bayou Vista, Louisiana costs approximately $1,318 per month with 20% down at 6.66%. That is $787 principal and interest, $70 property tax, $138 homeowners insurance, $195 utilities and $128 set aside for maintenance.
What is the property tax rate in Bayou Vista?
Bayou Vista has an effective property tax rate of 0.552%, based on a median home value of $152,700 and median real estate taxes of $843. That is higher than the St. Mary Parish average of 0.402%.
What is the average home price in Bayou Vista?
The median owner-occupied home value in Bayou Vista, Louisiana is $152,700, against $128,000 across St. Mary Parish.
Is it cheaper to rent or buy in Bayou Vista?
Median gross rent in Bayou Vista is $928 a month, against $1,318 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 Bayou Vista — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Louisiana.
- 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.