Crystal Lakes is a community in Clark County, Ohio, home to about 1,245 people across 0.5 square miles. Its ZIP code is 45341.
Homes sold for a median of $159 per square foot in the three months ending August 2026, a seller’s market.
Mostly Crystal Lakes; also Medway and Park Layne
Each card is that ZIP code’s whole market, including any part outside Crystal Lakes. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | John Glenn Columbus International Airport (CMH)60 miles away |
|---|---|
| Closer regional airport | James M. Cox Dayton International Airport (DAY)11 miles away |
| Nearest city of 250,000+ | Columbus, OH55 miles away |
| Nearest city of 1 million+ | Chicago, IL234 miles away |
Straight-line distances from the center of Crystal Lakes; 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.
Crystal Lakes had 1,394 residents in the 2020 census, down 1% since 2000.
It’s the 609th largest of 1,264 towns in Ohio by population.
Clark County grew from 58,939 residents in 1900 to 136,001 in 2020.
Clark County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 86°F in summer, and winter lows average 17°F. About 42 inches of rain and melted snow fall in a typical year, with about 19 inches of snow.
Source: NOAA 1991–2020 climate normals, New Carlisle, OH weather station (4 miles away).
42,831 jobs at 2,196 businesses in Clark County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
6 doctors and other health care providers list an office in Crystal Lakes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Mental health providers | 5 |
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
Libraries
Theaters and performance venues
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.
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Shares ZIP codes with Medway and Park Layne.
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.