Town guide

Unionville, Missouri

Unionville is a city in Putnam County, Missouri, home to about 1,824 people across 2.0 square miles. Its ZIP code is 63565.

Homes sold for a median of $144 per square foot in the three months ending August 2026, a buyer’s market.

Population1,824912 per sq mi
Median home value$105,400Census, as estimated by owners
Price per sq ft$144Sold homes, 3 months to August 2026
Sold over asking0%Latest 3 months

ZIP codes in Unionville

1 ZIP code

Each card is that ZIP code’s whole market, including any part outside Unionville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology

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  • History
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  • Getting around
  • Things to do

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Around Unionville

Distances

Nearest major airportDes Moines International Airport (DSM)80 miles away
Closer regional airportKirksville Regional Airport (IRK)36 miles away
Nearest city of 250,000+Kansas City, MO125 miles away
Nearest city of 1 million+Chicago, IL291 miles away

Straight-line distances from the center of Unionville; driving is longer.

Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.

Who represents Unionville

Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.

Population over time

Unionville had 1,735 residents in the 2020 census, down 15% since 2000.

It’s the 283rd largest of 1,060 towns in Missouri by population.

Putnam County grew from 16,688 residents in 1900 to 4,681 in 2020.

Unionville population by census2000: 2,041, 2010: 1,865, 2020: 1,7352,04120001,86520101,7352020

Putnam County, 1900–2020

Putnam County population, 1900 to 20201900: 16,688, 1910: 14,308, 1920: 13,115, 1930: 11,503, 1940: 11,327, 1950: 9,166, 1960: 6,999, 1970: 5,916, 1980: 6,092, 1990: 5,079, 2000: 5,223, 2010: 4,979, 2020: 4,68117K’00’1013K’20’3011K’40’507K’60’706K’80’905K’00’105K’20

Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).

Weather by month

Average highs peak around 86°F in summer, and winter lows average 15°F. About 41.9 inches of rain and melted snow fall in a typical year, with about 29 inches of snow.

Average high and low temperature and precipitation by month near UnionvilleJan: high 32°F, low 15°F, 1.4 in; Feb: high 38°F, low 18°F, 1.7 in; Mar: high 50°F, low 29°F, 2.6 in; Apr: high 62°F, low 39°F, 3.8 in; May: high 71°F, low 52°F, 6 in; Jun: high 81°F, low 61°F, 5.6 in; Jul: high 86°F, low 66°F, 4.6 in; Aug: high 84°F, low 64°F, 5.3 in; Sep: high 76°F, low 55°F, 3.5 in; Oct: high 64°F, low 43°F, 3.2 in; Nov: high 50°F, low 30°F, 2.3 in; Dec: high 37°F, low 20°F, 1.9 in32°15°Jan1.438°18°Feb1.750°29°Mar2.662°39°Apr3.871°52°May6.081°61°Jun5.686°66°Jul4.684°64°Aug5.376°55°Sep3.564°43°Oct3.250°30°Nov2.337°20°Dec1.9Rain and melted snow, inches

Source: NOAA 1991–2020 climate normals, Unionville, MO weather station (about a mile away).

Jobs in Putnam County

633 jobs at 89 businesses in Putnam County. The biggest industries by employees:

Largest industries in Putnam CountyRetail trade: 204 jobs; Health care and social assistance: 125 jobs; Manufacturing: 84 jobs; Finance and insurance: 46 jobs; Other services: 27 jobs; Real estate and rentals: 20 jobs; Construction: 19 jobs; Hotels and restaurants: 19 jobsRetail trade 32% Health care and social assistance 20% Manufacturing 13% Finance and insurance 7% Other services 4% Real estate and rentals 3% Construction 3% Hotels and restaurants 3%

Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).

Health care

18 doctors and other health care providers list an office in Unionville.

Nearest hospitals

  • Putnam County Memorial HospitalCritical access hospital · emergency room · UnionvilleUnder a mile
  • Mercyone Centerville Medical CenterCritical access hospital · emergency room · Centerville18.5 miles
  • Sullivan County Memorial HospitalCritical access hospital · emergency room · Milan20.6 miles

Providers with an office here

Primary care doctors2
Dentists2
Nurse practitioners and physician assistants4
Mental health providers3
Physical and occupational therapists4
Chiropractors3
Pharmacies2

Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.

Places in and around Unionville

Parks (2 nearby)

  • Putnam County Fairgrounds · 16 acres0.9 mi
  • Unionville Park · 14 acres0.9 mi

Libraries (1 nearby)

  • Putnam County Library0.5 mi

Counts are within about 1 mile of the center of town.

Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.

Schools in Unionville

Public schools here are run by Putnam Co. R-I. Check each district’s attendance zones for a specific address.

Public schools (3)
SchoolGradesStudentsTypeDistance
Putnam Co. Elem.UnionvillePre-K–5296Public1.0 mi
Putnam Co. MiddleUnionville6–8134Public1.0 mi
Putnam Co. HighUnionville9–12175Public1.0 mi

Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.

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Where Unionville is

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Towns near Unionville

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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.