File:Marion_County_MO_courthouse_Palmyra-001.jpg · Wikimedia Commons · See Wikimedia Commons
Marion County
Sign in to saveAlso known as Marion County, Missouri, Marion County, MO
county in northeast Missouri, United States
Key facts
- Country
- United States
- State
- Missouri
- Founded
- December 23, 1826
- Named after
- Francis Marion
- Seat
- Palmyra
- Largest city
- Hannibal
- Total
- 444 sq mi (1,150 km )
- Land
- 437 sq mi (1,130 km )
- Water
- 7.4 sq mi (19 km ) 1.7%
- Estimate 2025
- 28,525
- Density
- 64/sq mi (25/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
- Congressional district
- 6th
- Website
- https://marioncountymo.com/
via Wikipedia infobox
Official website

Marion County, MO | The Official Website for Marion County, MO
Marion County, organized on December 23, 1826, is located in the northeast quarter of the state and is bordered on the east by the Mississippi River.
marioncountymo.com →Link to the official site · 5,387 chars · not written by Vinony
Wikidata facts
- Named after
- Francis Marion
- Country
- United States
- Located in
- Missouri
- Contains
- Palmyra
- Capital
- Palmyra
- Population
- 28525
- Area
- 1150
- Shares border with
- Shelby County
- Headquarters
- Palmyra
- Official website
- marioncountymo.com
- Image
- Marion County MO courthouse Palmyra-001.jpg
- Households
- 11537
Show 8 more facts
- category of associated people
- Category:People from Marion County, Missouri
- inception
- 1826-12-23
- Commons category
- Marion County, Missouri
- topic's main category
- Category:Marion County, Missouri
- different from
- Marion County
- water as percent of area
- 1.7
- native label
- Marion County
- per capita income
- 25708
Sources (9)
via Wikidata · CC0
~9 min read
Encyclopedic overview
Marion County is a county located in the northeastern portion of Missouri. As of the 2020 census, the population was 28,525. Its county seat is Palmyra. Unique from most third-class counties in the state, Marion has two county courthouses, the second located in Hannibal. The county was organized on December 23, 1826, and named for General Francis Marion, the "Swamp Fox," who was from South Carolina and served in the American Revolutionary War. The area was known as the "Two Rivers Country" before organization. Marion County is part of the Hannibal, Missouri Micropolitan Statistical Area, which is included in the Quincy-Hannibal, IL-MO Combined Statistical Area.
Geography
Excerpted from Wikipedia’s “Marion County” article, available under the CC BY-SA 4.0 licence.