Missouri

Monroe

8,666
2020 population
1840
first census record
19
census records

About Monroe

Monroe, Missouri, first appears in the United States federal census in 1840, when it recorded a population of 9,505. At the most recent census, in 2020, its population stood at 8,666.

Its recorded population peaked at 20,790 in 1890, and has since declined by roughly 58 percent.

On the ground today, 4 documented military engagements have been recorded within the county, among them Skirmish at Monroe Station (1861), Skirmish at Monroe City, Paris Skirmish (Monroe County), and 10 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
20208,666
20108,840
20009,311
19909,104
19809,716
19709,542
196010,688
195011,314
194013,195
193013,466
192016,414
191018,304
190019,716
189020,790
188019,071
187017,149
186014,785
185010,541
18409,505
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Battles & engagements in Monroe

Military engagements that took place in Monroe, Missouri.

Skirmish at Monroe Station (1861)
1861
Skirmish at Monroe City
1862
Paris Skirmish (Monroe County)
1862
Monroe County Guerrilla Action
1862

Historic places in Monroe

National Register of Historic Places listings in Monroe, Missouri.

Union Covered Bridge
Paris
Crigler Mound Group Archeological Site
Florida
Violette, Merritt, House
Florida
Paris Male Academy
Paris
Twain, Mark, Birthplace Cabin
Florida
Washington School
Monroe City
Browse all Missourihistoric sites ›

Other counties in Missouri

Explore census history and historic records for more Missouri counties.

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Everything a full report reveals about Monroe County, Missouri

This page charts the census history of Monroe County, Missouri. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Monroe

When does Monroe first appear in the US census?
Monroe, Missouri first appears in the federal census in 1840, with a recorded population of 9,505.
What is the population of Monroe?
At the most recent federal census (2020), Monroe had a recorded population of 8,666.
When did Monroe's population peak?
Monroe's recorded population peaked at 20,790 in 1890.
Were any battles fought in Monroe?
4 documented military engagements took place in Monroe, including Skirmish at Monroe Station (1861), Skirmish at Monroe City, Paris Skirmish (Monroe County).
How many historic places are in Monroe?
10 sites are listed on the National Register of Historic Places in Monroe, Missouri.
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