Ithaca is a village in Darke County, Ohio, home to about 78 people across 0.0 square miles. It has no ZIP code of its own: it’s part of 45304.
Homes sold for a median of $156 per square foot in the three months ending August 2026, a seller’s market.
Mostly Arcanum; part is in Ithaca
Each card is that ZIP code’s whole market, including any part outside Ithaca. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Ithaca’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Cincinnati Northern Kentucky International Airport (CVG)65 miles away |
|---|---|
| Closer regional airport | James M. Cox Dayton International Airport (DAY)18 miles away |
| Nearest city of 250,000+ | Cincinnati, OH59 miles away |
| Nearest city of 1 million+ | Chicago, IL208 miles away |
Straight-line distances from the center of Ithaca; 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.
Ithaca had 81 residents in the 2020 census, down 21% since 2000.
It’s the 1237th largest of 1,264 towns in Ohio by population.
Darke County grew from 42,532 residents in 1900 to 51,881 in 2020.
Darke County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 19°F. About 40.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Greenville Wtp, OH weather station (10 miles away).
15,805 jobs at 1,117 businesses in Darke County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
9 doctors and other health care providers list an office in Ithaca.
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Dentists | 2 |
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 1 |
| Physical and occupational therapists | 1 |
| Chiropractors | 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.
Libraries
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.
Public schools here are run by Arcanum-Butler Local, Franklin Monroe Local. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Arcanum Early Learning CenterArcanum | Pre-K | 72 | Public | 1.3 mi |
| Franklin Monroe Elementary SchoolArcanum | Pre-K–6 | 290 | Public | 2.6 mi |
| Arcanum Elementary SchoolArcanum | K–4 | 437 | Public | 1.0 mi |
| Butler Middle SchoolArcanum | 5–8 | 321 | Public | 1.0 mi |
| Franklin Monroe High SchoolArcanum | 7–12 | 281 | Public | 2.6 mi |
| Arcanum High SchoolArcanum | 9–12 | 325 | Public | 1.0 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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Shares ZIP codes with Arcanum, Gordon and Castine.
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.