Trafalgar is a town in Johnson County, Indiana, home to about 1,469 people across 2.6 square miles. Its ZIP code is 46181.
Homes sold for a median of $164 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 Trafalgar. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Trafalgar’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)25 miles away |
|---|---|
| Nearest city of 250,000+ | Indianapolis, IN28 miles away |
| Nearest city of 1 million+ | Chicago, IL188 miles away |
Straight-line distances from the center of Trafalgar; 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.
Trafalgar had 1,422 residents in the 2020 census, up 78% since 2000.
It’s the 277th largest of 693 towns in Indiana by population.
Johnson County grew from 20,223 residents in 1900 to 161,765 in 2020.
Johnson 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 18°F. About 45.4 inches of rain and melted snow fall in a typical year, with about 17 inches of snow.
Source: NOAA 1991–2020 climate normals, Franklin Wwtp, IN weather station (10 miles away).
60,256 jobs at 3,779 businesses in Johnson County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
23 doctors and other health care providers list an office in Trafalgar.
Nearest hospitals
Providers with an office here
| Primary care doctors | 6 |
|---|---|
| Dentists | 4 |
| Nurse practitioners and physician assistants | 6 |
| Mental health providers | 6 |
| Physical and occupational therapists | 1 |
| Pharmacies | 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.
Grocery stores
Pharmacies
Libraries
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 Nineveh-Hensley-Jackson United. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Indian Creek Elementary SchoolTrafalgar | Pre-K–2 | 459 | Public | 2.7 mi |
| Indian Creek Intermediate SchoolTrafalgar | 3–5 | 513 | Public | 2.8 mi |
| Indian Creek Middle SchoolTrafalgar | 6–8 | 503 | Public | 2.9 mi |
| Indian Creek Sr High SchoolTrafalgar | 9–12 | 652 | Public | 2.9 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.