Turtle Lake is a city in McLean County, North Dakota, home to about 500 people across 0.5 square miles. Its ZIP code is 58575.
Homes sold for a median of $518 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Turtle Lake. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Turtle Lake’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP)410 miles away |
|---|---|
| Closer regional airport | Minot International Airport (MOT)53 miles away |
| Nearest city of 250,000+ | Minneapolis, MN405 miles away |
| Nearest city of 1 million+ | Chicago, IL758 miles away |
Straight-line distances from the center of Turtle Lake; 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.
Turtle Lake had 542 residents in the 2020 census, down 7% since 2000.
It’s the 105th largest of 402 towns in North Dakota by population.
McLean County grew from 4,791 residents in 1900 to 9,771 in 2020.
McLean County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 1°F. About 18.3 inches of rain and melted snow fall in a typical year, with about 44 inches of snow.
Source: NOAA 1991–2020 climate normals, Turtle Lake, ND weather station (about a mile away).
2,319 jobs at 257 businesses in McLean County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
12 doctors and other health care providers list an office in Turtle Lake.
Nearest hospitals
Providers with an office here
| Dentists | 4 |
|---|---|
| Nurse practitioners and physician assistants | 5 |
| Mental health providers | 3 |
| 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 Turtle Lake-Mercer 72. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Turtle Lake-Mercer Elementary SchoolTurtle Lake | Pre-K–6 | 97 | Public | 1.6 mi |
| Turtle Lake-Mercer High SchoolTurtle Lake | 7–12 | 85 | Public | 1.6 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.