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Glen St. Mary, FL
Full City Profile · Florida · Baker County County
2.5
/5.0
C+
Fair
616
Population
1,339/sq mi density
$51,691
Median Income
$24,161 per capita
$223,900
Home Value
$299,500 Zillow
$1,012
Median Rent
36.4% income on rent
69°F
Avg Temperature
306 sunny days/yr
140
Violent Crime/100K
980 property/100K
C+
Overall
2.5 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$51,691 median income, 0.8% unemployment
A
Affordability
4.2 / 5.0
$223,900 home value, $1,012/mo rent
F
Safety
1.0 / 5.0
140 violent crimes/100K
D
Education
1.6 / 5.0
7.7% bachelor's degree or higher
Glen St. Mary enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 54°F in January while summers reach 82°F in July. The area gets 306 sunny days per year. Annual precipitation totals 53.2 inches. The area receives 0.0 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
54°F Jan (12°C)
82°F Jul (28°C)
| Annual Average | 68.8°F |
| 27% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 306 days/yr |
Geography
| Elevation | 133 ft (41 m) |
| Area | 0.5 sq mi (1.2 km²) |
| Population Density | 1,339/sq mi |
| Coordinates | 30.2752°N, 82.1603°W |
| Timezone | America/New_York |
| County | Baker County County |
| Nearest Airport | Jacksonville International (JAX) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0380 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 13.3 / 100 |
| Social Vulnerability | 24.4 / 100 |
| Community Resilience | 71.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | No Rating |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 3.7 in | Coldest |
| February | 56°F (13°C) | 3.8 in | |
| March | 62°F (17°C) | 4.1 in | |
| April | 67°F (19°C) | 2.8 in | |
| May | 74°F (23°C) | 3.9 in | |
| June | 79°F (26°C) | 6.3 in | |
| July | 82°F (28°C) | 6.8 in | Warmest |
| August | 81°F (27°C) | 7.8 in | Wettest |
| September | 78°F (25°C) | 5.9 in | |
| October | 70°F (21°C) | 2.2 in | Driest |
| November | 62°F (17°C) | 2.3 in | |
| December | 55°F (13°C) | 3.1 in |
Glen St. Mary has a seasonal temperature swing of 29°F / from 54°F in January to 82°F in July. Total annual precipitation is 52.8 inches, with August being the wettest month (7.8") and October the driest (2.2").