48611 ZIP Code — Auburn, MI

Bay County, Michigan

ZIP code 48611 is located in Auburn, Michigan, within Bay County. It covers approximately 38.18 square miles and serves a population of 6,135 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 989.

About ZIP code 48611

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $156,800. Owner-occupancy is high at 82%, well above the national average.

Median household income is $78,488. The poverty rate of 7% is below the national average. 36% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 22 minutes is near the national average.

Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.

Overall, ZIP code 48611 reflects a community defined by high homeownership and a significant Social Security-dependent population.

6,135

population

38.18

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

48611 ZIP code map

Cities in ZIP code 48611

Below are the cities the US Postal Service accepts for ZIP code 48611. Using any city not on this list may result in mail delivery delays.

City	Status
Auburn	Preferred

Nearby ZIP codes

48631 Kawkawlin (5.3 mi) 48706 Bay City (7.7 mi) 48710 University Center (7.8 mi) 48674 Midland (7.8 mi) 48667 Midland (7.8 mi) 48670 Midland (7.8 mi) 48686 Midland (7.8 mi) 48642 Midland (8.5 mi) 48634 Linwood (8.6 mi) 48623 Freeland (9.8 mi) 48603 Saginaw (12.6 mi) 48604 Saginaw (12.7 mi)

Demographics updated 06/2026

Population
Total population	6,135
Population density	161 / sq mi
State FIPS	26
County FIPS	017

Geography
Land area	38.18 sq mi
Water area	0.10 sq mi
Latitude	43.6394
Longitude	-84.0943
Timezone	Eastern (ET)
Area code	989

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.0%	52.1%	42.6%
$50k – $100k	31.9%	29.2%	31.1%
$100k – $200k	25.0%	16.3%	20.6%
Over $200k	1.1%	2.5%	5.7%

Demographics & statistics

6,135

Population

161

People per sq mi

43.2

Median age

$78,488

Median household income

$40,224

Per capita income

$156,800

Median home value

$852

Median monthly rent

82.3%

Home ownership

6.6%

Poverty rate

2.2%

Unemployment

2,217

Housing units

35.8%

Bachelor's or higher

Age distribution

Male Female

134

Under 5

124

196

5–9

181

187

10–14

174

149

15–19

139

105

20–24

497

25–34

461

400

35–44

371

419

45–54

388

222

55–59

206

231

60–64

214

312

65–74

289

208

75–84

193

124

85+

114

← Male

Female →

Age summary

Group	Count	%
Under 18	1,194	19.5%
18 and over	4,941	80.5%
65 and over	1,240	20.2%
Median age	43.2 years

Race & ethnicity

White 96.4%

Two or more races 2%

Black or African American 0.7%

Hispanic or Latino 0.5%

Asian 0.1%

Other race 0.1%

Group	Count	%
White	5,947	96.4%
Two or more races	126	2%
Black or African American	46	0.7%
Hispanic or Latino	31	0.5%
Asian	8	0.1%
Other race	5	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.0%	52.1%	42.6%
$50k – $100k	31.9%	29.2%	31.1%
$100k – $200k	25.0%	16.3%	20.6%
Over $200k	1.1%	2.5%	5.7%

Under $10k 3.2%

$10k–$15k 1.9%

$15k–$25k 3.8%

$25k–$35k 10.5%

$35k–$50k 14.2%

$50k–$75k 14.5%

$75k–$100k 15.1%

$100k–$150k 20.2%

$150k–$200k 12.6%

$200k+ 3.9%

Range	% of households
Under $10k	3.2%
$10k–$15k	1.9%
$15k–$25k	3.8%
$25k–$35k	10.5%
$35k–$50k	14.2%
$50k–$75k	14.5%
$75k–$100k	15.1%
$100k–$150k	20.2%
$150k–$200k	12.6%
$200k+	3.9%
Median income	$78,488

Housing

Home values

Under $50k 1.9%

$50k–$100k 8.8%

$100k–$150k 35.1%

$150k–$200k 26.2%

$200k–$300k 18.2%

$300k–$500k 8.3%

$500k–$1M 1.4%

Housing overview

Metric	Value
Median home value	$156,800
Median rent / month	$852
Owner occupied	82.3%
Renter occupied	17.7%
Vacant	0.9%
Single-family detached	81.0%
Large apartment buildings	0.7%
Mobile homes	1.2%
Median rooms	6.0
Avg household size (owned)	2.45

Year built

Era	%
2020 or later	0.7%
2010–2019	2.5%
2000–2009	11.9%
1990–1999	11.4%
1980–1989	9.7%
1970–1979	16.1%
1960–1969	16.8%
1950–1959	15.1%
1940–1949	4.8%
1939 or earlier	11.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.7%
1 bedroom	5.2%
2 bedrooms	18.9%
3 bedrooms	55.0%
4 bedrooms	15.4%
5+ bedrooms	4.8%

Vehicles per household

Vehicles	% of households
No vehicle	2.4%
1 vehicle	35.1%
2 vehicles	34.2%
3 or more	28.3%

Heating fuel

Fuel type	%
Utility gas	75.3%
Electricity	11.4%
Propane / LP gas	6.6%
Wood	2.6%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	1,281	48.0%
Cohabiting couple	184	6.9%
Male householder, no spouse	462	17.3%
Female householder, no spouse	740	27.7%
Households with children under 18	639	24.0%
Households with seniors (65+)	873	32.7%
Average household size	2.28

Marital status

Status	Male	Female
Never married	30.9%	21.3%
Married	51.2%	51.0%
Separated	0.3%	1.5%
Widowed	1.6%	13.8%
Divorced	16.0%	12.4%

Education

Less than 9th grade 0.9%

Some HS, no diploma 2.1%

HS graduate 24.0%

Some college, no degree 17.6%

Associate's degree 19.6%

Bachelor's degree 27.8%

Graduate / professional 8.1%

Metric	%
HS diploma or higher	97.0%
Bachelor's or higher	35.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	71	5.2%
Kindergarten	61	4.5%
Elementary school	595	43.8%
High school	312	23.0%
College / grad school	318	23.4%

Employment

Industry of employment

Education & healthcare 25.9%

Manufacturing 22.5%

Retail trade 9.7%

Professional & management 8.7%

Transportation & utilities 6.7%

Other services 5.8%

Public administration 4.2%

Construction 3.6%

Arts, food & hospitality 3.4%

Finance & real estate 2.9%

Information 2.6%

Wholesale trade 2.2%

Agriculture & mining 1.8%

Occupation

Category	%
Management, business & arts	42.4%
Service	13.1%
Sales & office	19.1%
Natural resources & construction	8.8%
Production & transportation	16.6%

Employment type

Type	%
Private sector	82.4%
Government	13.0%
Self-employed	4.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.3%
Carpool	3.5%
Public transit	0.0%
Walk	0.2%
Work from home	11.9%
Other means	0.0%
Avg commute (minutes)	21.8

Poverty

All people 6.6%

Under 18 years 10.2%

18 and over 5.7%

Married-couple families 0.3%

Female-led households 23.2%

Income support

Source	% of households
Social Security	35.7%
Retirement income	31.9%
Supplemental Security	2.2%
Cash public assistance	0.1%
Food stamps / SNAP	3.6%

Health indicators

Condition	%
Obesity	35.6%
High blood pressure	32.1%
High cholesterol	34.5%
Diabetes	9.9%
Heart disease	6.4%
Stroke	2.9%
Asthma	10.3%
Arthritis	29.2%
Kidney disease	2.8%
Pulmonary disease	7.0%
Cancer	7.3%

Behavior / access	%
Smoking	18.5%
Binge drinking	21.3%
No physical activity	18.5%
Less than 7 hrs sleep	31.8%
Depression	21.8%
Fair or poor health	12.6%
Poor mental health	15.2%
Poor physical health	10.0%
No health insurance	8.4%
Visited doctor (checkup)	74.8%
Visited dentist	71.8%
Cholesterol screening	92.0%
Teeth loss	10.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	487	9.9%

Disability	%
Any disability	12.9%
Under 18	1.8%
18–64 years	9.1%
65 and over	34.9%

Health insurance coverage

Type	%
Private insurance	87.1%
Public insurance	29.9%
No insurance	2.3%
Uninsured under 19	1.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,877	95.8%
Spanish	15	0.3%
Other Indo-European	5	0.1%
Asian & Pacific Islander	3	0.1%
Other languages	7	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,117	99.7%
Born in same state	6,100	99.4%
Born in different state	5,549	90.4%
Foreign born	17	0.3%
Naturalized citizen	18	0.3%
Not a US citizen	18	100.0%

Ancestry

Ancestry	Count	%
Italian	817	13.3%
French	565	9.2%
Arab	332	5.4%
German	240	3.9%

Ancestry	Count	%
English	58	0.9%
Polish	57	0.9%
Irish	54	0.9%
Norwegian	4	0.1%

Technology access

Metric	% of households
Computer access	43.5%
Internet access	91.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 48611

What city is ZIP code 48611 in?

ZIP code 48611 is primarily assigned to Auburn, Michigan.

What county is ZIP code 48611 in?

ZIP code 48611 falls within Bay County, Michigan.

Is ZIP code 48611 mostly owner-occupied?

82% of occupied units in ZIP code 48611 are owner-occupied, well above the national average.

Does ZIP code 48611 have a large retiree population?

36% of households in ZIP code 48611 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 48611 have a large veteran population?

10% of civilians in ZIP code 48611 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 48611?

The median home value in ZIP code 48611 is $156,800.

What timezone is ZIP code 48611 in?

ZIP code 48611 observes the EST timezone.