Where is Plaquemine, Louisiana

Plaquemine is a city in southern Louisiana and the parish seat of Iberville Parish. It sits along the Mississippi River about 20 miles south of Baton Rouge. The city is known for its riverfront setting, historic downtown, Plaquemine Lock State Historic Site, and deep connections to Louisiana's plantation, shipping, and industrial history.

Location Map of Plaquemine, Iberville Parish, Louisiana

About Map: The map shows the location of Plaquemine in Iberville Parish, in the U.S. state of Louisiana.

Plaquemine Map, Louisiana

Where is Plaquemine Located?

Plaquemine is a city located in Iberville Parish, Louisiana, the United States. It lies on the west bank of the Mississippi River, about 20 miles south of Baton Rouge and roughly 25 miles north of Donaldsonville. Addis is around 15 miles north, while St. Gabriel is about 10 miles east across the river. Plaquemine is positioned near 30.289° North latitude and 91.234° West longitude. The 2020 Census recorded 6,269 residents. The city covers about 2.87 square miles, or 7.43 square kilometers. Plaquemine developed along waterways that were important to trade, farming, and transportation in the lower Mississippi Valley. The community was incorporated in 1837 and became the parish seat of Iberville Parish. Its name comes from a Native American word associated with the persimmon tree, reflecting the area's early Indigenous and French influences. The Plaquemine Lock State Historic Site preserves an important part of the city's transportation history. The lock connected the Mississippi River with Bayou Plaquemine and helped vessels navigate between the river and inland waterways. A unique feature of Plaquemine is its location within the Mississippi River's historic floodplain, where levees, bayous, canals, and wetlands have shaped settlement and agriculture. The surrounding region is also known for sugarcane farming and petrochemical industries. Louisiana Highway 1 and nearby Interstate 10 provide access to Baton Rouge, New Orleans, and other communities across southern Louisiana.

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Plaquemine City Facts

Distance from Plaquemine, LA to Nearby Cities

• St. Gabriel, LA – 10 miles (16 km)
• Addis, LA – 15 miles (24 km)
• Baton Rouge, LA – 20 miles (32 km)
• Port Allen, LA – 20 miles (32 km)
• Brusly, LA – 20 miles (32 km)
• Donaldsonville, LA – 25 miles (40 km)
• Gonzales, LA – 30 miles (48 km)
• New Roads, LA – 35 miles (56 km)
• Thibodaux, LA – 55 miles (89 km)
• Hammond, LA – 60 miles (97 km)
• Lafayette, LA – 60 miles (97 km)
• Houma, LA – 65 miles (105 km)
• New Orleans, LA – 75 miles (121 km)
• Slidell, LA – 95 miles (153 km)
• Lake Charles, LA – 130 miles (209 km)
• Alexandria, LA – 125 miles (201 km)
• Jackson, MS – 150 miles (241 km)
• Gulfport, MS – 150 miles (241 km)

Top Attractions in Plaquemine

• Plaquemine Lock State Historic Site – A historic canal lock that connected the Mississippi River with Bayou Plaquemine and illustrates the importance of waterways to Louisiana transportation.
• Iberville Museum – A local museum preserving artifacts, photographs, and exhibits about Iberville Parish history, culture, agriculture, and industry.
• Historic Downtown Plaquemine – The city's traditional center includes historic buildings, local businesses, restaurants, and civic landmarks.
• Mississippi River – The river forms a major geographic feature beside Plaquemine and supports scenic views, fishing, boating, and wildlife activity.
• Bayou Plaquemine – A historic waterway that once served as an important transportation route connecting the Mississippi River with inland communities.
• St. John the Evangelist Catholic Church – A historic local church reflecting the area's long Catholic and French-influenced cultural traditions.
• Nottoway Plantation – A nearby historic plantation property known for its large 19th-century mansion and connection to Louisiana's plantation history.
• Bluebonnet Swamp Nature Center – A regional Baton Rouge attraction featuring wetlands, boardwalks, wildlife habitat, and educational exhibits about South Louisiana ecosystems.

Airports Near Plaquemine, LA

• Baton Rouge Metropolitan Airport (BTR) – 30 miles
• Lafayette Regional Airport (LFT) – 65 miles
• Louis Armstrong New Orleans International Airport (MSY) – 75 miles
• Hammond Northshore Regional Airport (HDC) – 65 miles
• New Orleans Lakefront Airport (NEW) – 85 miles

Sources:

Population and area data sourced from the United States Census Bureau (2020 Census). General city information referenced from the official Plaquemine city website and local government records.

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