Monrovia is a town in Morgan County, Indiana, home to about 2,055 people across 1.8 square miles. Its ZIP code is 46157.
Homes sold for a median of $172 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Monrovia. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Monrovia’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Indianapolis International Airport (IND)14 miles away |
|---|---|
| Nearest city of 250,000+ | Indianapolis, IN23 miles away |
| Nearest city of 1 million+ | Chicago, IL168 miles away |
Straight-line distances from the center of Monrovia; 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.
Monrovia had 1,643 residents in the 2020 census, up 162% since 2000.
It’s the 222nd largest of 693 towns in Indiana by population.
Morgan County grew from 20,457 residents in 1900 to 71,780 in 2020.
Morgan County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 19°F. About 45.5 inches of rain and melted snow fall in a typical year, with about 17 inches of snow.
Source: NOAA 1991–2020 climate normals, Martinsville 2 Sw, IN weather station (12 miles away).
13,063 jobs at 1,248 businesses in Morgan County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
8 doctors and other health care providers list an office in Monrovia.
Nearest hospitals
Providers with an office here
| Dentists | 2 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 3 |
| Physical and occupational therapists | 1 |
| Chiropractors | 1 |
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.
Public schools here are run by Monroe-Gregg School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Monrovia Elementary SchoolMonrovia | Pre-K–5 | 741 | Public | 0.6 mi |
| Monrovia Middle SchoolMonrovia | 6–8 | 337 | Public | 0.6 mi |
| Monrovia High SchoolMonrovia | 9–12 | 489 | 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.