Flora is a city in Clay County, Illinois, home to about 4,475 people across 4.7 square miles. Its ZIP code is 62839.
Homes sold for a median of $87 per square foot in the three months ending August 2026, a balanced market.
Each card is that ZIP code’s whole market, including any part outside Flora. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Flora’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | St. Louis Lambert International Airport (STL)101 miles away |
|---|---|
| Closer regional airport | Evansville Regional Airport (EVV)68 miles away |
| Nearest city of 250,000+ | St. Louis, MO95 miles away |
| Nearest city of 1 million+ | Chicago, IL223 miles away |
Straight-line distances from the center of Flora; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Flora had 4,803 residents in the 2020 census, down 6% since 2000.
It’s the 353rd largest of 1,450 towns in Illinois by population.
Clay County grew from 19,553 residents in 1900 to 13,288 in 2020.
Clay County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 21°F. About 48 inches of rain and melted snow fall in a typical year, with about 12 inches of snow.
Source: NOAA 1991–2020 climate normals, Flora, IL weather station (about a mile away).
4,623 jobs at 322 businesses in Clay County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
57 doctors and other health care providers list an office in Flora.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 6 |
| Nurse practitioners and physician assistants | 15 |
| Mental health providers | 17 |
| Physical and occupational therapists | 7 |
| Optometrists | 2 |
| Chiropractors | 2 |
| Pharmacies | 4 |
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.
Parks (2 nearby)
Grocery stores (1 nearby)
Libraries (1 nearby)
Counts are within about 1.5 miles 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.
Public schools here are run by Flora CUSD 35. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Flora Elementary SchoolFlora | Pre-K–5 | 672 | Public | 0.9 mi |
| Floyd Henson Jr High SchFlora | 6–8 | 295 | Public | 1.2 mi |
| Flora High SchoolFlora | 9–12 | 353 | Public | 0.7 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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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.