Jury Pool Profile
Marion County, Missouri
- County seat
- Palmyra
- Judicial district
- 10th Judicial Circuit Court
- Population (July 2025 estimate)
- 28,525
- Census PEP. The five-year ACS survey average is 28,457.
At a glance
Marion County is a 28,525-person venue. The county population is 89% White (Census race-alone categories). Median household income is $59,490, $12,093 below the MO state median of $71,583; 24.6% of residents 25 and over hold a bachelor's degree or higher. The largest employment sector is Education & health services, at 35.3% of covered employment, average pay $61,262/year. Trailing-12-month unemployment is 3.89%, above the 3.85% state average. The county carried the Republican presidential candidate in 2016, 2020, and 2024, taking 73% to 76% of the vote across the three.
- Population
- 28,457
- Median household income
- $62,903
- Unemployment
- 3.9%
Who sits on a jury?
≥70% White (race-alone) and <20% Black. This county: 89% / 4%.
Marion County has a population of 28,457, with a median age of 39.6. By Census race-alone categories, White residents make up 89.2%; Black residents 4.2%. Independently, 2.0% of residents identify as Hispanic or Latino of any race.
The median household earns $59,490; 24.6% of residents 25 and over hold a bachelor's degree or higher; 14.1% live below the federal poverty line.
Economic context
Largest sector in BLS QCEW: Education & health services, about 35% of covered jobs.
Education & health services is the largest employment sector at 35.3% of covered employment, followed by Trade, transportation & utilities at 19.6%. Trailing-12-month unemployment is 3.89%, above the Missouri state average.
Political composition
Republican candidate carried this county in 2016, 2020, and 2024 (avg winning share: 74%). 'Strongly' threshold: ≥60% avg.
Marion County was carried by the Republican candidate in the 2016, 2020, and 2024 cycles, with 76.0% in 2024, 74.3% in 2020, 73.0% in 2016.
Languages, households, faith & health
Family households are 65% of all households (thresholds: ≥70% = 'family-dominant'; 50–70% = 'family-majority'; <50% = 'singles/nonfamily-majority'). 0.9% of residents 5 and older speak a language other than English at home (threshold for 'linguistically diverse' is ≥10%).
0.9% of residents 5 years and older speak a language other than English at home. The most common are Spanish, French, Haitian, or Cajun, Russian, Polish, or other Slavic. Veterans account for 7.8% of the adult civilian population (1,695 individuals).