Delaware is a township in Sanilac County, Michigan, home to about 756 people across 46 square miles. Its ZIP codes are 48434, 48456 and 48465.
Homes sold for a median of $217 per square foot across 3 ZIP codes in the three months ending August 2026, and 0 of 3 were seller’s markets.
All in Delaware
Mostly Delaware; also Minden and Paris
Mostly Delaware; also Minden and Marion Township (Sanilac County)
Each card is that ZIP code’s whole market, including any part outside Delaware. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Delaware’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Delaware well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Detroit Metropolitan Wayne County Airport (DTW)104 miles away |
|---|---|
| Closer regional airport | MBS International Airport (MBS)69 miles away |
| Nearest city of 250,000+ | Detroit, MI90 miles away |
| Nearest city of 1 million+ | Chicago, IL282 miles away |
Straight-line distances from the center of Delaware; 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.
Delaware had 784 residents in the 2020 census, down 16% since 2000.
It’s the 1300th largest of 1,531 towns in Michigan by population.
Sanilac County grew from 35,055 residents in 1900 to 40,611 in 2020.
Sanilac County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 77°F in summer, and winter lows average 16°F. About 34 inches of rain and melted snow fall in a typical year, with about 47 inches of snow.
Source: NOAA 1991–2020 climate normals, Harbor Beach 1 Sse, MI weather station (13 miles away).
8,997 jobs at 848 businesses in Sanilac County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Delaware’s ZIP codes.
Nearest hospitals
Providers with an office here
| Physical and occupational therapists | 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.
Parks (1 nearby)
Counts are within about 4.5 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.
Buying or selling around Delaware? 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 Minden, Marion Township (Sanilac County), Paris, Forester and Wheatland Township (Sanilac County).
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.