Grand Island is a township in Alger County, Michigan, home to about 23 people across 22 square miles. It has no ZIP code of its own: it’s part of 49862.
Homes sold for a median of $127 per square foot in the three months ending August 2026, a balanced market.
Mostly Munising City; part is in Grand Island
Each card is that ZIP code’s whole market, including any part outside Grand Island. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Grand Island’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Grand Island well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | General Mitchell International Airport (MKE)246 miles away |
|---|---|
| Closer regional airport | Marquette Sawyer Regional Airport (MQT)33 miles away |
| Nearest city of 250,000+ | Milwaukee, WI239 miles away |
| Nearest city of 1 million+ | Chicago, IL319 miles away |
Straight-line distances from the center of Grand Island; 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.
Grand Island had 35 residents in the 2020 census, down 22% since 2000.
It’s the 1529th largest of 1,531 towns in Michigan by population.
Alger County grew from 5,868 residents in 1900 to 8,842 in 2020.
Alger County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 73°F in summer, and winter lows average 11°F. About 39.7 inches of rain and melted snow fall in a typical year, with about 161 inches of snow.
Source: NOAA 1991–2020 climate normals, Munising, MI weather station (2 miles away).
1,733 jobs at 220 businesses in Alger County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
46 doctors and other health care providers list an office in Grand Island.
Nearest hospitals
Providers with an office here
| Primary care doctors | 10 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 3 |
| Nurse practitioners and physician assistants | 15 |
| Mental health providers | 8 |
| Physical and occupational therapists | 3 |
| Chiropractors | 4 |
| Pharmacies | 2 |
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.
Parks (4 nearby)
Grocery stores (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Counts are within about 3 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 Munising Public Schools, Michigan Department of Corrections. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| William G Mather Elementary SchoolMunising | Pre-K–5 | 253 | Public | 2.1 mi |
| Munising High and Middle SchoolMunising | 6–12 | 296 | Public | 2.1 mi |
| Alger Maximum Correctional FacilityMunising | 9–12 | — | Alternative Education | 3.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Munising Baptist SchoolMunising | K–12 | 32 | Baptist | 4.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
Buying or selling around Grand Island? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Shares ZIP codes with Munising City, Au Train and Munising Township.
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.