Morgan City, LA GIS Map
Morgan City is a city in St. Mary Parish, Louisiana, with a population of about 10,830. The map below shows its location, boundary and surrounding roads, with federal GIS layers you can turn on for the area.
- County
- St. Mary Parish
- Population
- 10,830
- Elevation
- 5 ft
- Coordinates
- 29.6994, -91.2068
- ZIP codes (2)
- 70380, 70381
- Land area
- 6 sq mi
- Time zone
- America/Chicago
About Morgan City, LA
Morgan City is a city in St. Mary Parish, Louisiana, United States, located in the Acadiana region. The population was 10,813 in the 2024 census.
Source: Wikipedia (CC BY-SA 4.0)
Cities Near Morgan City
GIS Data for Morgan City, LA
The Morgan City map loads live federal GIS layers in your browser, so you can check flood zones, terrain, land cover and district boundaries for any address in Morgan City without a separate GIS login. Everything below is drawn from public U.S. government data.
Layers you can turn on
FEMA flood zones
National Flood Hazard Layer — flood insurance rate map zones.
Elevation contours and hillshade
USGS 3DEP terrain, so you can read slope and relief.
Land cover
NLCD land cover classes — forest, developed, wetland, water.
School districts
Census TIGER unified and elementary school district boundaries.
ZIP code and county boundaries
Census TIGER ZCTA and county boundary lines.
Map tools
Measure distance and area
Draw a line or polygon to get length in miles or area in acres.
Sketch and annotate
Add points, lines and shapes on top of the map.
Inspect any point
Click the map to read coordinates, elevation and the layers under your cursor.
Download the map
Save the current view as a PNG image.
Morgan City Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
11,064
Households
4,114
Median household income
$56,474
Median age
38.6 years
Median home value
$155,200
Median gross rent
$917/mo
Owner-occupied homes
57.1%
Bachelor's degree or higher
15.3%
Below poverty level
17.4%
Land area
6 sq mi
Population density
1,849 / sq mi
County
ZIP codes in Morgan City
Morgan City Population Growth
Source: U.S. Census Bureau, 2010 Census and Population Estimates Program (Vintage 2024: April 2020 estimates base and July 1, 2024 estimate).
2010 Census
12,404
April 2020 (estimates base)
11,477
July 2024 estimate
10,813
Change 2010-2020
-7.5%
Change 2020-2024
-5.8%
Photos of Morgan City
Hover over a photo to see it larger. Tap on mobile.
Photos from Wikimedia Commons, taken in or near Morgan City. Credits and licenses are shown in the larger view.
Federal Buildings & Leases in Morgan City
GSA-managed federal properties in and around Morgan City.
| Property | Address | Status | Sq ft | Lease ends |
|---|---|---|---|---|
| 1279 Clothilde St | 1279 Clothilde St, 70380 | Leased | 3,987 | Sep 2037 |
Source: U.S. GSA Inventory of Owned and Leased Properties (data.gov), September 2026.
Soils of Morgan City
General soil map unit at the city center: Water-Sharkey-Fausse-Barbary
Soil Properties
- Drainage class
- Very poorly drained
- Hydrologic soil group
- D (very slow infiltration, high runoff)
- Available water storage (0–150 cm)
- 28.0 cm
- Typical slope
- 1%
- Flooding frequency
- Frequent
- Min. annual water table depth
- 0 cm
Soil Components
- Barbary27%
Entisols · Typic Hydraquents
- Fausse21%
Inceptisols · Vertic Endoaquepts
- Water16%
- Sharkey9%
Vertisols · Chromic Epiaquerts
- Fausse8%
Inceptisols · Vertic Endoaquepts
- Sharkey4%
Vertisols · Chromic Epiaquerts
Source: USDA NRCS U.S. General Soil Map (STATSGO2). General soil map data (1:250,000 scale) is not suitable for site-specific decisions.
Climate of Morgan City
30-year averages (1991–2020) from the Morgan City, La weather station, elevation 5 ft, 2.2 miles from the city center.
Warmest month
Jul · avg high 90°F
Coldest month
Jan · avg low 45°F
Annual precipitation
58.5 in
Average Monthly Temperatures (°F)
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 63 | 66 | 72 | 78 | 84 | 89 | 90 | 90 | 88 | 81 | 72 | 66 |
| Avg low °F | 45 | 49 | 55 | 61 | 69 | 75 | 76 | 76 | 73 | 64 | 53 | 48 |
| Precip. in | 4.99 | 3.27 | 3.86 | 4.02 | 4.55 | 7.02 | 6.23 | 7.27 | 5.40 | 4.03 | 3.91 | 3.96 |
Source: NOAA NCEI U.S. Climate Normals, 1991–2020. Conditions at the station may differ from other parts of the city.
Natural Hazard Risk in Morgan City
FEMA National Risk Index ratings for St. Mary Parish, compared with all U.S. counties.
Overall risk
Score 88.9 of 100
Expected annual loss
Buildings, population & agriculture
Social vulnerability
Susceptibility to hazard impacts
Community resilience
Ability to prepare & recover
Risk by Hazard
- HurricaneRelatively High
- Coastal FloodingRelatively High
- DroughtRelatively High
- TornadoRelatively Moderate
- Cold WaveRelatively Moderate
- Heat WaveRelatively Low
- LightningRelatively Moderate
- Inland FloodingRelatively Low
- Strong WindRelatively Low
- EarthquakeVery Low
- HailRelatively Low
- Winter WeatherRelatively Low
- Ice StormRelatively Low
- LandslideVery Low
- WildfireVery Low
Source: FEMA National Risk Index (December 2025 release). County-level ratings are relative to other U.S. counties and are not a property-specific assessment.
Morgan City FAQ
What county is Morgan City in?
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Morgan City, Louisiana is located in St. Mary County.
What is the population of Morgan City?
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Morgan City has a population of about 10,830, making it the number 29 of the 37 Louisiana cities listed on GIS Map.
What is the elevation of Morgan City?
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The elevation of Morgan City is approximately 5 feet (2 meters) above sea level at the city center.
What ZIP codes are in Morgan City?
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ZIP codes for Morgan City include 70380, 70381.
What time zone is Morgan City in?
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Morgan City is in the Central Time zone (America/Chicago).
How far is Morgan City from Baton Rouge?
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Morgan City is about 52 miles from Baton Rouge, the capital of Louisiana, in a straight line.
How far is Morgan City from New Orleans?
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Morgan City is about 70 miles from New Orleans, the largest city in Louisiana listed on GIS Map, in a straight line.
What cities are near Morgan City?
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Cities near Morgan City include Thibodaux, LA (24 miles); Houma, LA (30 miles); Gonzales, LA (41 miles); New Iberia, LA (42 miles); Baton Rouge, LA (52 miles).
Local notes for Morgan City, LA
Questions and local knowledge from people who know the area. Every note is read before it appears here.