Total monthly cost of ownership
Cost to Own a Home in Gretna, Louisiana
A $243,000 home here costs
$1,986per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $1,249. The real number is $737 higher every month — 59% 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.
Gretna against Jefferson Parish and Louisiana
| Measure | Gretna | Jefferson Parish |
|---|---|---|
| Median home value | $242,600 | $243,500 |
| Median property tax | $1,435 | $1,265 |
| Effective tax rate | 0.592% | 0.520% |
| Median gross rent | $1,017 | $1,162 |
| Population | 17,468 | 432,484 |
The weather behind that power bill
Gretna sits in Jefferson Parish, which averages a high of 89.9°F in its hottest month and a low of 43.0°F in its coldest, with 63.8" of precipitation a year and 33% of it in a single three-month stretch. That climate drives 2,615 cooling and 1,426 heating degree days, which is what sets the $127 electricity line above.
See the full climate breakdown for Jefferson Parish — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Jefferson Parish
Full Jefferson Parish cost breakdown · Every county in Louisiana
Common questions
How much does it cost to own a home in Gretna?
A $243,000 home in Gretna, Louisiana costs approximately $1,986 per month with 20% down at 6.66%. That is $1,249 principal and interest, $120 property tax, $219 homeowners insurance, $195 utilities and $203 set aside for maintenance.
What is the property tax rate in Gretna?
Gretna has an effective property tax rate of 0.592%, based on a median home value of $242,600 and median real estate taxes of $1,435. That is higher than the Jefferson Parish average of 0.520%.
What is the average home price in Gretna?
The median owner-occupied home value in Gretna, Louisiana is $242,600, against $243,500 across Jefferson Parish.
Is it cheaper to rent or buy in Gretna?
Median gross rent in Gretna is $1,017 a month, against $1,986 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 Gretna — 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.