Terrytown, LA
Full City Profile · Louisiana · St. Charles Parish County
3.5
/5.0
B+
Good
25,844
Population
7,061/sq mi density
$56,944
Median Income
$25,902 per capita
$212,000
Home Value
$237,862 Zillow
$1,065
Median Rent
29.6% income on rent
70°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.8 / 5.0
$56,944 median income, 7.4% unemployment
A+
Affordability
4.6 / 5.0
$212,000 home value, $1,065/mo rent
B
Education
3.0 / 5.0
25.5% bachelor's degree or higher
Terrytown enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 54°F in January while summers reach 84°F in July. Annual precipitation totals 65.9 inches. The area receives 0.0 inches of snow annually.
Temperature
54°F Jan (12°C)
84°F Jul (29°C)
| Annual Average | 70.2°F |
| 30% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 84°F (29°C) |
Geography
| Elevation | -4 ft (-1 m) |
| Area | 3.7 sq mi (9.5 km²) |
| Population Density | 7,061/sq mi |
| Coordinates | 29.9025°N, 90.0281°W |
| Timezone | America/Chicago |
| County | St. Charles Parish County |
| Nearest Airport | Louis Armstrong New Orleans International (MSY) 15 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 85.1 / 100 |
| Social Vulnerability | 41.7 / 100 |
| Community Resilience | 100.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 5.8 in | Coldest |
| February | 57°F (14°C) | 4.0 in | |
| March | 63°F (17°C) | 5.2 in | |
| April | 70°F (21°C) | 5.2 in | |
| May | 77°F (25°C) | 4.7 in | |
| June | 82°F (28°C) | 6.9 in | |
| July | 84°F (29°C) | 7.3 in | Warmest, Wettest |
| August | 84°F (29°C) | 6.8 in | |
| September | 81°F (27°C) | 6.8 in | |
| October | 72°F (22°C) | 3.7 in | Driest |
| November | 62°F (17°C) | 4.2 in | |
| December | 56°F (14°C) | 5.4 in |
Terrytown has a seasonal temperature swing of 30°F / from 54°F in January to 84°F in July. Total annual precipitation is 65.9 inches, with July being the wettest month (7.3") and October the driest (3.7").