• county
  • FIPS 29137
  • Largest town: Monroe City

Monroe County, Missouri

Monroe County had 8,890 residents in the Census Vintage 2024 estimate, on 647.6 square miles of land. It ranks 92nd of 115 in Missouri by population and 42nd by land area.

Population
8,890
#92 of 115 in Missouri · #2,501 in US
Area
647.6 sq mi
#42 of 115 in Missouri · #1,457 in US
Density
14 / sq mi
#95 of 115 in Missouri · #2,434 in US
Median household income
$54,624
#70 of 115 in Missouri · #2,356 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Monroe County within Missouri. Pin: Jefferson City.

Measure from here

Tools and pages that start from Monroe County

Monroe County population, land area and income

Monroe County had 8,890 residents in the Census Vintage 2024 estimate, on 647.6 square miles of land. It ranks 92nd of 115 in Missouri by population and 42nd by land area. That works out to 13.7 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in Missouri has 19,100 residents, so Monroe County has 47% of the typical county's population.

Its SAIPE 2023 median household income of $54,624 is below the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

8,890

3144th1st

2501st of 3,144 (US)

Land area

648 sq mi

3144th1st

1457th of 3,144 (US)

Density

13.7 / sq mi

3144th1st

2434th of 3,144 (US)

Median household income

$54,624

3143rd1st

2356th of 3,143 (US)

Rank within Missouri (115)

Population

8,890

115th1st

92nd of 115 (MO)

Land area

648 sq mi

115th1st

42nd of 115 (MO)

Density

13.7 / sq mi

115th1st

95th of 115 (MO)

Median household income

$54,624

115th1st

70th of 115 (MO)

How Monroe County's population changed since 2020

Monroe County gained 197 residents between the July 2020 and July 2024 estimates, a rise of 2.3%. That ranks 43rd of 115 in Missouri for growth. The median Missouri county changed by +1.4%, and the state as a whole by +1.5%.

Since the April 2020 estimates base, Monroe County recorded 414 births and 524 deaths, a natural change of -110. Net international migration added +52 and net domestic migration, people moving to or from other US counties, came to +283. The largest single component was domestic migration, which added 283 people.

8,69320208,70820218,65020228,73120238,8902024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
414
Deaths
524
Net international migration
+52
Net domestic migration
+283
Change, July 2023 to July 2024
+159

Where Monroe County is

The Census internal point of Monroe County is at 39.498300, -92.006500. It sits in UTM zone 15N. The map shades Missouri's 115 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Monroe County outlined. Dots are towns of 1,000+ people with residents in it.

Pettis County: +1.8%Henry County: +2.7%Texas County: +5.7%Madison County: +1.8%St. Louis city: -6.9%Cole County: +1.3%Washington County: +0.6%Macon County: -0.1%Barton County: +0.8%Grundy County: +0.1%Cedar County: +5.7%Randolph County: -1.6%Ray County: +0.3%Caldwell County: +2.0%Benton County: +6.1%Douglas County: +5.9%Shannon County: +3.4%Dade County: +0.5%Wright County: +7.1%Gentry County: +2.6%Lawrence County: +3.0%Cooper County: +2.9%Hickory County: +5.6%Moniteau County: +0.5%Dent County: +2.3%Monroe County: +2.3%Maries County: +0.7%Bollinger County: +0.5%Clinton County: +2.4%Knox County: +0.0%Webster County: +7.8%Harrison County: +0.4%Pulaski County: -0.1%Adair County: +1.5%Warren County: +7.7%Daviess County: +1.3%Audrain County: -1.9%Howard County: -0.1%Linn County: +0.4%Saline County: -0.1%Miller County: +3.6%Dallas County: +4.3%Morgan County: +6.7%New Madrid County: -6.8%Newton County: +4.8%Oregon County: +1.0%Franklin County: +2.3%Greene County: +2.9%Ralls County: +1.4%Lafayette County: +1.4%Livingston County: +4.8%McDonald County: +3.3%Barry County: +3.1%Cape Girardeau County: +2.2%Carroll County: -0.6%Christian County: +7.6%Vernon County: +0.6%Carter County: +3.0%Andrew County: -0.1%Jasper County: +2.9%Worth County: -4.9%Lincoln County: +10.1%Marion County: -0.2%Holt County: +1.2%Howell County: +2.4%St. Francois County: +1.6%Chariton County: +0.1%Butler County: -0.6%Iron County: -1.0%Perry County: +0.7%Cass County: +5.3%St. Louis County: -1.0%Dunklin County: -4.3%Wayne County: -1.1%Ozark County: +6.7%Laclede County: +1.9%Reynolds County: -2.5%Lewis County: -1.9%Taney County: +1.2%Ripley County: +0.4%Ste. Genevieve County: +0.4%Scotland County: -0.1%Putnam County: -3.1%Schuyler County: +1.5%Shelby County: -2.8%Boone County: +4.4%Mercer County: -1.7%Platte County: +5.6%Camden County: +3.1%Bates County: +2.1%Johnson County: +3.4%Sullivan County: -3.8%Atchison County: -3.1%Scott County: -0.2%Montgomery County: +2.0%Jefferson County: +2.2%Clark County: -0.5%Callaway County: +1.8%St. Clair County: +5.4%Buchanan County: -1.1%Pemiscot County: -7.6%Polk County: +4.6%Phelps County: +2.5%Stone County: +4.6%Osage County: +1.7%Clay County: +3.6%Nodaway County: -2.4%Crawford County: -1.0%Jackson County: +1.4%St. Charles County: +4.3%Mississippi County: -3.1%Pike County: +3.1%Stoddard County: -0.7%Gasconade County: -0.7%DeKalb County: -14.8%
Change 2020 to 2024
  1. < -0.7%
  2. < +0.5%
  3. < +2.0%
  4. < +3.6%
  5. ≥ +3.6%
no data

Orange pin: Monroe County internal point. Dark pin: Jefferson City.

Internal point

Decimal
39.498300, -92.006500
DMS
39°29'53.88"N 92°00'23.40"W
UTM
15N 585423.1E 4372546.9N
Geohash
9zn8dq6ym
Plus code
86F9FXXV+89

Towns in Monroe County

2 incorporated places of 1,000+ people have residents in Monroe County, 3,343 people together, or 38% of the county. Each figure counts only the part of the town inside Monroe County; towns marked "part" extend into another county. The largest is Monroe City with 2,166.

  1. 01Monroe City (part)2,166
  2. 02Paris1,177
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Monroe County

The Census 2024 county adjacency file lists 6 neighbors for Monroe County. The most populous is Marion County, MO, with 28,425 residents. Distances run between Census internal points in a straight line.

Distance to Jefferson City and the nearest big city

Jefferson City is 64.1 miles S of Monroe County's internal point in a straight line. The nearest place of 100,000 or more is Columbia, MO (population 130,900), 41.8 miles away. The nearest place of 10,000 or more is Moberly, MO (population 13,337), 23.6 miles away.

Monroe County FIPS code

The FIPS code of Monroe County is 29137: state code 29 for Missouri plus county code 137. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $54,624.

Questions people ask

What is the population of Monroe County, Missouri?

The Census Vintage 2024 estimate for July 1, 2024 is 8,890. That is up 197 people (2.3%) from the July 2020 estimate of 8,693.

What is the FIPS code of Monroe County?

29137. The first two digits (29) are Missouri; the last three (137) identify the county.

What is the largest town in Monroe County?

Monroe City, with 2,166 residents inside Monroe County in 2024 (2,706 across all 3 counties it spans).

Which counties border Monroe County?

6 county-equivalents border it in the Census 2024 adjacency file: Marion County, MO; Audrain County, MO; Randolph County, MO; Macon County, MO; Ralls County, MO; Shelby County, MO.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.