49880 ZIP Code — Rock, MI

Delta County, Michigan

ZIP code 49880 is located in Rock, Michigan, within Delta County. It covers approximately 216.26 square miles and serves a population of 1,135 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 906.

About ZIP code 49880

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $124,300. Owner-occupancy is high at 92%, well above the national average.

Median household income is $61,976. 51% 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 33 minutes is near the national average.

College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 49880 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

1,135

population

216.26

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

49880 ZIP code map

Cities in ZIP code 49880

Below are the cities the US Postal Service accepts for ZIP code 49880. Using any city not on this list may result in mail delivery delays.

City	Status
Rock	Preferred

Nearby ZIP codes

49818 Cornell (12.1 mi) 49837 Gladstone (14 mi) 49891 Trenary (14.1 mi) 49885 Skandia (18.3 mi) 49816 Chatham (19.9 mi)

Demographics updated 06/2026

Population
Total population	1,135
Population density	5 / sq mi
State FIPS	26
County FIPS	041

Geography
Land area	216.26 sq mi
Water area	0.88 sq mi
Latitude	46.0759
Longitude	-87.1837
Timezone	Eastern (ET)
Area code	906

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	41.0%	52.5%	42.6%
$50k – $100k	45.2%	30.7%	31.1%
$100k – $200k	9.0%	14.7%	20.6%
Over $200k	4.8%	2.1%	5.7%

Demographics & statistics

1,135

Population

People per sq mi

49.7

Median age

$61,976

Median household income

$31,834

Per capita income

$124,300

Median home value

$796

Median monthly rent

91.9%

Home ownership

13.4%

Poverty rate

8.2%

Unemployment

852

Housing units

15.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

134

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	162	14.3%
18 and over	973	85.7%
65 and over	328	28.9%
Median age	49.7 years

Race & ethnicity

White 91%

Two or more races 7.3%

Asian 0.9%

Hispanic or Latino 0.6%

American Indian / Alaska Native 0.3%

Group	Count	%
White	1,039	91%
Two or more races	83	7.3%
Asian	10	0.9%
Hispanic or Latino	7	0.6%
American Indian / Alaska Native	3	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	41.0%	52.5%	42.6%
$50k – $100k	45.2%	30.7%	31.1%
$100k – $200k	9.0%	14.7%	20.6%
Over $200k	4.8%	2.1%	5.7%

Under $10k 6.1%

$10k–$15k 3.8%

$15k–$25k 7.9%

$25k–$35k 7.9%

$35k–$50k 12.1%

$50k–$75k 28.4%

$75k–$100k 15.9%

$100k–$150k 12.9%

$150k–$200k 1.7%

$200k+ 3.3%

Range	% of households
Under $10k	6.1%
$10k–$15k	3.8%
$15k–$25k	7.9%
$25k–$35k	7.9%
$35k–$50k	12.1%
$50k–$75k	28.4%
$75k–$100k	15.9%
$100k–$150k	12.9%
$150k–$200k	1.7%
$200k+	3.3%
Median income	$61,976

Housing

Home values

Under $50k 5.8%

$50k–$100k 32.8%

$100k–$150k 21.5%

$150k–$200k 15.0%

$200k–$300k 16.9%

$300k–$500k 7.1%

$500k–$1M 0.4%

$1M+ 0.4%

Housing overview

Metric	Value
Median home value	$124,300
Median rent / month	$796
Owner occupied	91.9%
Renter occupied	8.1%
Vacant	41.7%
Single-family detached	86.2%
Large apartment buildings	0.0%
Mobile homes	12.8%
Median rooms	5.2
Avg household size (owned)	2.23

Year built

Era	%
2020 or later	0.0%
2010–2019	1.6%
2000–2009	10.2%
1990–1999	11.1%
1980–1989	13.0%
1970–1979	20.1%
1960–1969	6.2%
1950–1959	9.6%
1940–1949	5.3%
1939 or earlier	23.0%

Bedrooms

Size	% of units
No bedroom (studio)	4.3%
1 bedroom	14.4%
2 bedrooms	27.1%
3 bedrooms	44.9%
4 bedrooms	8.7%
5+ bedrooms	0.7%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	28.8%
2 vehicles	37.2%
3 or more	32.2%

Heating fuel

Fuel type	%
Utility gas	0.6%
Electricity	5.6%
Propane / LP gas	50.1%
Fuel oil	8.8%
Wood	31.1%
No fuel used	1.5%

Households & families

Household type	Count	%
Married-couple family	262	50.3%
Cohabiting couple	27	5.2%
Male householder, no spouse	143	27.4%
Female householder, no spouse	89	17.1%
Households with children under 18	100	19.2%
Households with seniors (65+)	226	43.4%
Average household size	2.18

Marital status

Status	Male	Female
Never married	33.7%	17.4%
Married	48.6%	58.2%
Separated	0.8%	1.2%
Widowed	3.7%	12.1%
Divorced	13.1%	11.1%

Education

Less than 9th grade 0.4%

Some HS, no diploma 6.6%

HS graduate 43.3%

Some college, no degree 21.2%

Associate's degree 12.8%

Bachelor's degree 8.4%

Graduate / professional 7.2%

Metric	%
HS diploma or higher	92.9%
Bachelor's or higher	15.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	9	5.4%
Kindergarten	2	1.2%
Elementary school	46	27.7%
High school	66	39.8%
College / grad school	43	25.9%

Employment

Industry of employment

Education & healthcare 21.7%

Manufacturing 18.4%

Retail trade 11.1%

Arts, food & hospitality 8.0%

Transportation & utilities 7.1%

Public administration 6.8%

Construction 6.6%

Finance & real estate 5.9%

Professional & management 5.4%

Agriculture & mining 4.2%

Other services 3.1%

Information 0.9%

Wholesale trade 0.7%

Occupation

Category	%
Management, business & arts	36.1%
Service	14.6%
Sales & office	18.2%
Natural resources & construction	11.3%
Production & transportation	19.8%

Employment type

Type	%
Private sector	71.0%
Government	20.8%
Self-employed	7.5%
Unpaid family workers	0.7%

Commute

Method	%
Drive alone	82.8%
Carpool	8.0%
Public transit	0.0%
Walk	0.7%
Work from home	8.5%
Other means	0.0%
Avg commute (minutes)	32.7

Poverty

All people 13.4%

Under 18 years 11.7%

18 and over 13.7%

Married-couple families 4.2%

Female-led households 26.3%

Income support

Source	% of households
Social Security	50.5%
Retirement income	36.7%
Supplemental Security	4.8%
Cash public assistance	1.2%
Food stamps / SNAP	9.0%

Health indicators

Condition	%
Obesity	37.7%
High blood pressure	37.3%
High cholesterol	40.0%
Diabetes	11.8%
Heart disease	7.7%
Stroke	3.4%
Asthma	10.5%
Arthritis	33.1%
Kidney disease	3.1%
Pulmonary disease	8.6%
Cancer	8.1%

Behavior / access	%
Smoking	19.8%
Binge drinking	18.4%
No physical activity	20.9%
Less than 7 hrs sleep	33.5%
Depression	21.3%
Fair or poor health	14.7%
Poor mental health	15.0%
Poor physical health	11.4%
No health insurance	8.5%
Visited doctor (checkup)	76.5%
Visited dentist	71.1%
Cholesterol screening	93.2%
Teeth loss	11.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	99	10.4%

Disability	%
Any disability	16.4%
Under 18	0.0%
18–64 years	14.3%
65 and over	28.4%

Health insurance coverage

Type	%
Private insurance	65.2%
Public insurance	51.3%
No insurance	2.6%
Uninsured under 19	3.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,084	95.5%
Spanish	7	0.6%
Other Indo-European	0	0.0%
Asian & Pacific Islander	4	0.4%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,125	99.1%
Born in same state	1,125	99.1%
Born in different state	895	78.9%
Foreign born	0	0.0%
Naturalized citizen	10	0.9%
Not a US citizen	8	80.0%

Ancestry

Ancestry	Count	%
Italian	140	12.3%
French	89	7.8%
Polish	26	2.3%
Arab	13	1.1%
German	12	1.1%

Ancestry	Count	%
Dutch	9	0.8%
English	7	0.6%
Irish	4	0.4%
Norwegian	2	0.2%

Technology access

Metric	% of households
Computer access	45.9%
Internet access	91.7%

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

Frequently asked questions about ZIP code 49880

What city is ZIP code 49880 in?

ZIP code 49880 is primarily assigned to Rock, Michigan.

What county is ZIP code 49880 in?

ZIP code 49880 falls within Delta County, Michigan.

Does ZIP code 49880 have an older population?

29% of residents in ZIP code 49880 are 65 or older, above the national average of ~17%.

Is ZIP code 49880 mostly owner-occupied?

92% of occupied units in ZIP code 49880 are owner-occupied, well above the national average.

Does ZIP code 49880 have a large retiree population?

51% of households in ZIP code 49880 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 49880?

The median home value in ZIP code 49880 is $124,300.

What timezone is ZIP code 49880 in?

ZIP code 49880 observes the EST timezone.