Zip Code 48001 — Algonac, MI

ZIP Code 48001 is associated with Algonac, MI, in St. Clair County. The listed population estimate is 11,224; estimated density is 227.7 people per square mile. Among records with population estimates, it ranks #4 of 21 in St. Clair County and #307 of 987 in MI.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (42.637320, -82.579490)

Data MetricLocal Statistic
Postal / Zip Code48001
Primary CityAlgonac
State / ProvinceMI
CountySt. Clair
Total Population11,224
Population Density227.7 people/sq mi
TimezoneAmerica/Detroit

How 48001 Compares

MetricZIP 48001St. Clair County recordsMI records
Population estimate11,224161,718 (sum)10,077,716 (sum)
Population Density227.7 /sq mi----
County population rank#4 of 21----
State population rank#307 of 987----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MI

ZIP CodeCityDistancePopulation estimate
ZIP 48028Harsens Island3.9 mi1,272
ZIP 48039Marine City4.4 mi7,437
ZIP 48023Fair Haven6.0 mi5,031
ZIP 48054East China9.4 mi7,188
ZIP 48064Casco10.1 mi4,180

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →