48442 ZIP Code — Holly, MI

Oakland County, Michigan

ZIP code 48442 is located in Holly, Michigan, within Oakland County. It covers approximately 85.85 square miles and serves a population of 22,416 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 248.

About ZIP code 48442

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $236,300. Owner-occupancy is high at 78%, well above the national average.

Median household income is $75,493. 36% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 34 minutes is near the national average.

Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.

Overall, ZIP code 48442 reflects a community defined by high homeownership and a significant Social Security-dependent population.

22,416

population

85.85

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

48442 ZIP code map

Cities in ZIP code 48442

Below are the cities the US Postal Service accepts for ZIP code 48442. Using any city not on this list may result in mail delivery delays.

City	Status
Holly	Preferred

Nearby ZIP codes

48350 Davisburg (3.3 mi) 48430 Fenton (8.2 mi) 48356 Highland (8.7 mi) 48348 Clarkston (9 mi) 48357 Highland (9.2 mi) 48462 Ortonville (9.3 mi) 48346 Clarkston (9.5 mi) 48439 Grand Blanc (10.2 mi) 48438 Goodrich (11.3 mi) 48353 Hartland (11.5 mi) 48329 Waterford (11.8 mi) 48451 Linden (12.4 mi)

Demographics updated 06/2026

Population
Total population	22,416
Population density	261 / sq mi
State FIPS	26
County FIPS	125

Geography
Land area	85.85 sq mi
Water area	3.56 sq mi
Latitude	42.7801
Longitude	-83.5863
Timezone	Eastern (ET)
Area code	248

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.1%	30.7%	42.6%
$50k – $100k	33.0%	28.7%	31.1%
$100k – $200k	23.9%	28.4%	20.6%
Over $200k	7.1%	12.3%	5.7%

Demographics & statistics

22,416

Population

261

People per sq mi

43.8

Median age

$75,493

Median household income

$41,573

Per capita income

$236,300

Median home value

$1,144

Median monthly rent

77.8%

Home ownership

8.9%

Poverty rate

6.8%

Unemployment

7,536

Housing units

27.7%

Bachelor's or higher

Age distribution

Male Female

493

Under 5

534

554

5–9

600

698

10–14

755

547

15–19

593

509

20–24

550

1,459

25–34

1,578

1,279

35–44

1,385

1,751

45–54

1,895

679

55–59

734

813

60–64

879

1,231

65–74

1,332

372

75–84

403

381

85+

412

← Male

Female →

Age summary

Group	Count	%
Under 18	4,419	19.7%
18 and over	17,997	80.3%
65 and over	4,131	18.4%
Median age	43.8 years

Race & ethnicity

White 89.7%

Two or more races 4.7%

Black or African American 2.5%

Hispanic or Latino 2.1%

Asian 0.6%

Other race 0.3%

American Indian / Alaska Native 0.1%

Group	Count	%
White	20,552	89.7%
Two or more races	1,085	4.7%
Black or African American	570	2.5%
Hispanic or Latino	490	2.1%
Asian	127	0.6%
Other race	68	0.3%
American Indian / Alaska Native	14	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.1%	30.7%	42.6%
$50k – $100k	33.0%	28.7%	31.1%
$100k – $200k	23.9%	28.4%	20.6%
Over $200k	7.1%	12.3%	5.7%

Under $10k 5.1%

$10k–$15k 3.0%

$15k–$25k 5.8%

$25k–$35k 8.4%

$35k–$50k 8.9%

$50k–$75k 18.4%

$75k–$100k 12.3%

$100k–$150k 17.1%

$150k–$200k 12.0%

$200k+ 8.9%

Range	% of households
Under $10k	5.1%
$10k–$15k	3.0%
$15k–$25k	5.8%
$25k–$35k	8.4%
$35k–$50k	8.9%
$50k–$75k	18.4%
$75k–$100k	12.3%
$100k–$150k	17.1%
$150k–$200k	12.0%
$200k+	8.9%
Median income	$75,493

Housing

Home values

Under $50k 6.2%

$50k–$100k 7.7%

$100k–$150k 8.1%

$150k–$200k 11.5%

$200k–$300k 37.7%

$300k–$500k 22.0%

$500k–$1M 6.6%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$236,300
Median rent / month	$1,144
Owner occupied	77.8%
Renter occupied	22.2%
Vacant	4.3%
Single-family detached	70.6%
Large apartment buildings	7.6%
Mobile homes	9.9%
Median rooms	6.2
Avg household size (owned)	2.56

Year built

Era	%
2020 or later	0.3%
2010–2019	7.2%
2000–2009	15.8%
1990–1999	22.6%
1980–1989	11.3%
1970–1979	15.9%
1960–1969	7.7%
1950–1959	7.9%
1940–1949	3.0%
1939 or earlier	8.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	4.3%
2 bedrooms	20.8%
3 bedrooms	50.1%
4 bedrooms	18.0%
5+ bedrooms	5.7%

Vehicles per household

Vehicles	% of households
No vehicle	6.9%
1 vehicle	26.0%
2 vehicles	40.7%
3 or more	26.5%

Heating fuel

Fuel type	%
Utility gas	68.1%
Electricity	14.7%
Propane / LP gas	8.6%
Fuel oil	1.6%
Wood	3.7%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	4,645	50.7%
Cohabiting couple	857	9.3%
Male householder, no spouse	1,473	16.1%
Female householder, no spouse	2,192	23.9%
Households with children under 18	2,314	25.2%
Households with seniors (65+)	3,070	33.5%
Average household size	2.42

Marital status

Status	Male	Female
Never married	30.7%	24.1%
Married	53.6%	51.3%
Separated	0.6%	0.4%
Widowed	3.0%	9.5%
Divorced	12.0%	14.7%

Education

Less than 9th grade 1.3%

Some HS, no diploma 5.7%

HS graduate 31.3%

Some college, no degree 24.1%

Associate's degree 9.8%

Bachelor's degree 16.5%

Graduate / professional 11.3%

Metric	%
HS diploma or higher	93.0%
Bachelor's or higher	27.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	226	4.8%
Kindergarten	182	3.8%
Elementary school	2,082	43.9%
High school	1,115	23.5%
College / grad school	1,139	24.0%

Employment

Industry of employment

Manufacturing 21.9%

Education & healthcare 21.9%

Professional & management 13.0%

Retail trade 9.8%

Construction 7.1%

Arts, food & hospitality 6.0%

Other services 4.4%

Finance & real estate 3.8%

Wholesale trade 3.5%

Transportation & utilities 3.1%

Public administration 2.8%

Information 1.6%

Agriculture & mining 1.1%

Occupation

Category	%
Management, business & arts	42.8%
Service	15.1%
Sales & office	19.2%
Natural resources & construction	9.0%
Production & transportation	13.9%

Employment type

Type	%
Private sector	81.7%
Government	8.6%
Self-employed	9.5%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	79.9%
Carpool	8.8%
Public transit	0.0%
Walk	0.6%
Work from home	10.4%
Other means	0.3%
Avg commute (minutes)	33.6

Poverty

All people 8.9%

Under 18 years 12.7%

18 and over 8.0%

Married-couple families 1.4%

Female-led households 19.9%

Income support

Source	% of households
Social Security	36.1%
Retirement income	29.0%
Supplemental Security	4.5%
Cash public assistance	2.5%
Food stamps / SNAP	11.9%

Health indicators

Condition	%
Obesity	34.7%
High blood pressure	31.2%
High cholesterol	34.1%
Diabetes	9.6%
Heart disease	5.8%
Stroke	2.7%
Asthma	10.7%
Arthritis	26.1%
Kidney disease	2.6%
Pulmonary disease	6.9%
Cancer	6.5%

Behavior / access	%
Smoking	17.7%
Binge drinking	19.1%
No physical activity	19.5%
Less than 7 hrs sleep	34.3%
Depression	20.0%
Fair or poor health	13.3%
Poor mental health	15.9%
Poor physical health	10.0%
No health insurance	8.4%
Visited doctor (checkup)	73.2%
Visited dentist	72.1%
Cholesterol screening	92.1%
Teeth loss	10.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,044	5.8%

Disability	%
Any disability	16.8%
Under 18	4.6%
18–64 years	14.9%
65 and over	37.1%

Health insurance coverage

Type	%
Private insurance	74.1%
Public insurance	37.5%
No insurance	4.1%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	21,389	95.4%
Spanish	234	1.1%
Other Indo-European	59	0.3%
Asian & Pacific Islander	34	0.2%
Other languages	74	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	21,570	96.2%
Born in same state	21,469	95.8%
Born in different state	18,750	83.6%
Foreign born	101	0.5%
Naturalized citizen	846	3.8%
Not a US citizen	422	49.9%

Ancestry

Ancestry	Count	%
Italian	2,929	13.1%
French	2,794	12.5%
Arab	813	3.6%
German	724	3.2%
English	302	1.3%

Ancestry	Count	%
Norwegian	204	0.9%
Irish	177	0.8%
Polish	167	0.7%
Dutch	44	0.2%

Technology access

Metric	% of households
Computer access	40.9%
Internet access	96.0%

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

Frequently asked questions about ZIP code 48442

What city is ZIP code 48442 in?

ZIP code 48442 is primarily assigned to Holly, Michigan.

What county is ZIP code 48442 in?

ZIP code 48442 falls within Oakland County, Michigan.

Does ZIP code 48442 have a large retiree population?

36% of households in ZIP code 48442 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 48442?

ZIP code 48442 has an estimated population of 22,416 residents, with a density of 261 people per square mile.

What is the typical home value in ZIP code 48442?

The median home value in ZIP code 48442 is $236,300.

What is the median household income in ZIP code 48442?

The median household income in ZIP code 48442 is $75,493, above the national median of ~$75,000.

What timezone is ZIP code 48442 in?

ZIP code 48442 observes the EST timezone.