ZIP Codes of Arenac County, MI

Population & People
Population & People
Total Population
16,796
Household Income
Household Income
Median Income
$55,644
Housing
Housing
Total Housing Units
10,931
Business & Economy
Business & Economy
Total Businesses
371
Employment
Employment
Employment Rate
47.76%
Education
Education
Bachelor's Degree+
14.93%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 7 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:7 ZIP Codes (7 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:989
Timezone:Eastern (GMT -05:00)
Local Time:2:12:30 PM
Population:16,796 [See All]
FIPS:26011
Land Area:500 sq mi
Water Area:17 sq mi
Coordinates:44.0808, -83.9118
Quick Link:
https://www.zip-codes.com/county/mi-arenac.asp
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Owner-dominated county
Just 13.2% of homes are rentals — strong homeownership culture.

Standout ZIPs in this County


Most Populous
Standish · 4,694 people
27.9% of county total
Highest Income
Au Gres · $64,792 median
1.2× county average
Largest Land Area
Alger · 126.0 sq mi
Spans the most ground
Fastest Growth
Omer · 26.1% (10-yr)
1,008 → 1,271 residents
Most Educated
Au Gres · 23.6% bachelor's+
597 of 2,533 adults 25+

Things worth knowing about Arenac County


16,796 residents live across 7 ZIPs covering 500 sq mi, served by 7 distinct USPS-recognized cities.

Population moved from 17,479 to 16,796 from 2014 to 2024 — a -3.9% change. 3 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 48703 (Au Gres, $64,792 median) and poorest ZIP 48765 (Turner, $45,000) are 7.6 miles apart — a 1.4× income gap across local geography.

Median home values vary 1.5× across this county — from $112,200 in 48766 (Twining) to $172,100 in 48703 (Au Gres).

Density varies across the county — from 7 people/sq mi in 48765 (Turner) to 67 in 48703 (Au Gres).

Educational attainment ranges from 6.7% bachelor's+ in 48749 (Omer) to 23.6% in 48703 (Au Gres) — the breadth of educational profiles across the area.

Within Michigan, this is the #66 most populous of 83 counties and ranks #71 for median household income .

Weighted by population, the typical household earns about $57,382 across the county — reflecting what a typical resident sees, not a simple ZIP average.

14.9% of adults age 25+ hold a bachelor's degree or higher (1,882 of 12,604 reporting).

7 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Arenac County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
500
square miles
Avg density
33.6
people per sq mi
Population
16,796
across 7 ZIPs
Alger
126.0 sq mi
3,300 residents
Standish
84.5 sq mi
4,694 residents
Sterling
79.0 sq mi
2,563 residents

All ZIP Codes in Arenac County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
48658StandishStandard4,694$53,75084.5-9.8%
48610AlgerStandard3,300$59,091126.00.5%
48703Au GresStandard3,105$64,79246.15.2%
48659SterlingStandard2,563$58,75079.0-13.3%
48766TwiningStandard1,328$56,58353.3-5.1%
48749OmerStandard1,271$51,54438.926.1%
48765TurnerStandard535$45,00072.5-20.7%

Adjacent & Nearby Counties