Mont Alto ZIP Codes — Franklin County, PA

There is one unique ZIP code in Mont Alto, Pennsylvania and it is 17237. Area code: 717.

ZIP codes

2.46

sq mi land

0.00

sq mi water

717

area code

Mont Alto, PA ZIP code map

About Mont Alto, PA

Mont Alto, Pennsylvania is a small borough located in Franklin County. Known for its charming rural atmosphere, it offers a glimpse into the heart of Pennsylvania's landscape. With a singular ZIP code of 17237, Mont Alto attracts both residents and visitors who appreciate its tight-knit community feel.

Location & geography

Mont Alto is situated in south-central Pennsylvania, approximately 6 miles south of Chambersburg and 18 miles north of Hagerstown, Maryland. The borough covers a land area of 2.46 square miles with no water area. The terrain is characterized by rolling hills and scenic views, typical of the beautiful Franklin County landscape.

Community & economy

The community of Mont Alto prides itself on its friendly demeanor and welcoming atmosphere. Local industries include small businesses and agriculture, reflecting the area's rural roots. Daily life in Mont Alto revolves around community events, local gatherings, and close connections among residents.

Transportation

Mont Alto is conveniently accessible via several highways, with U.S. Route 30 and Pennsylvania Route 997 providing major thoroughfares. The nearest airport is Hagerstown Regional Airport, located approximately 18 miles to the south, offering regional flights. Public transportation options are limited, emphasizing the borough's quaint, small-town charm.

History

Mont Alto was founded in the early 19th century, emerging as a key community during the region's development. Historically, the area was known for its production of iron and later became a center for agriculture. Notable events in Mont Alto's history include its incorporation as a borough and the establishment of the Mont Alto State Park.

Did you know?

One surprising fact about Mont Alto is that it was originally named for a nearby mountain, Mont Alto, which translates to 'high mountain' in Spanish. Additionally, the town is home to Mont Alto State Park, which offers recreational opportunities and trails for hiking and outdoor activities.

ZIP codes for Mont Alto, PA (1)

ZIP code	City	County	Map
17237	Mont Alto	Franklin	View map

Demographics & statistics

1,726

Population

36.3

Median age

$70,286

Median household income

$30,119

Per capita income

$174,800

Median home value

$1,171

Median monthly rent

74.2%

Home ownership

11.5%

Poverty rate

5.6%

Unemployment

506

Housing units

14.4%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

117

15–19

123

112

20–24

117

25–34

102

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	186	10.8%
18 and over	1,540	89.2%
65 and over	310	18.0%
Median age	36.3 years

Race & ethnicity

White 81%

Two or more races 5.6%

Hispanic or Latino 4.6%

Other race 3%

Black or African American 2.9%

Asian 2.9%

Group	Count	%
White	1,466	81%
Two or more races	102	5.6%
Hispanic or Latino	83	4.6%
Other race	54	3%
Black or African American	52	2.9%
Asian	52	2.9%

Household income

Under $10k 3.4%

$10k–$15k 3.1%

$15k–$25k 3.0%

$25k–$35k 2.8%

$35k–$50k 11.4%

$50k–$75k 32.5%

$75k–$100k 15.0%

$100k–$150k 23.9%

$150k–$200k 2.7%

$200k+ 2.2%

Range	% of households
Under $10k	3.4%
$10k–$15k	3.1%
$15k–$25k	3.0%
$25k–$35k	2.8%
$35k–$50k	11.4%
$50k–$75k	32.5%
$75k–$100k	15.0%
$100k–$150k	23.9%
$150k–$200k	2.7%
$200k+	2.2%
Median income	$70,286

Housing

Home values

Under $50k 2.3%

$50k–$100k 6.7%

$100k–$150k 24.4%

$150k–$200k 32.2%

$200k–$300k 29.7%

$300k–$500k 4.2%

$500k–$1M 0.4%

Housing overview

Metric	Value
Median home value	$174,800
Median rent / month	$1,171
Owner occupied	74.2%
Renter occupied	25.8%
Vacant	4.6%
Single-family detached	69.4%
Large apartment buildings	0.0%
Mobile homes	3.4%
Median rooms	5.8
Avg household size (owned)	2.33

Year built

Era	%
2020 or later	0.1%
2010–2019	1.6%
2000–2009	13.4%
1990–1999	14.0%
1980–1989	8.2%
1970–1979	6.0%
1960–1969	17.9%
1950–1959	17.7%
1940–1949	7.3%
1939 or earlier	13.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.3%
1 bedroom	5.2%
2 bedrooms	22.8%
3 bedrooms	55.4%
4 bedrooms	13.3%
5+ bedrooms	1.9%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	25.8%
2 vehicles	39.7%
3 or more	32.8%

Heating fuel

Fuel type	%
Utility gas	40.8%
Electricity	43.3%
Propane / LP gas	1.6%
Fuel oil	6.6%
Wood	2.5%
No fuel used	5.3%

Households & families

Household type	Count	%
Married-couple family	381	59.5%
Cohabiting couple	43	6.7%
Male householder, no spouse	108	16.9%
Female householder, no spouse	108	16.9%
Households with children under 18	143	22.3%
Households with seniors (65+)	206	32.2%
Average household size	2.28

Marital status

Status	Male	Female
Never married	36.9%	40.7%
Married	48.1%	46.0%
Separated	0.3%	1.0%
Widowed	8.0%	4.4%
Divorced	6.8%	7.9%

Education

Less than 9th grade 4.7%

Some HS, no diploma 9.3%

HS graduate 43.6%

Some college, no degree 16.3%

Associate's degree 11.7%

Bachelor's degree 8.6%

Graduate / professional 5.8%

Metric	%
HS diploma or higher	86.0%
Bachelor's or higher	14.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	80	16.7%
High school	38	7.9%
College / grad school	362	75.4%

Employment

Industry of employment

Education & healthcare 25.4%

Manufacturing 22.7%

Retail trade 14.5%

Arts, food & hospitality 10.7%

Transportation & utilities 5.8%

Other services 5.3%

Construction 4.2%

Professional & management 3.7%

Finance & real estate 3.0%

Public administration 1.8%

Wholesale trade 1.7%

Information 1.3%

Occupation

Category	%
Management, business & arts	26.4%
Service	17.1%
Sales & office	29.7%
Natural resources & construction	7.3%
Production & transportation	19.5%

Employment type

Type	%
Private sector	89.2%
Government	7.7%
Self-employed	3.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.0%
Carpool	8.0%
Public transit	0.0%
Walk	5.3%
Other means	0.0%
Avg commute (minutes)	24.7

Poverty

All people 11.5%

Under 18 years 19.4%

18 and over 10.4%

Married-couple families 3.9%

Female-led households 21.3%

Income support

Source	% of households
Social Security	34.7%
Retirement income	28.8%
Supplemental Security	4.4%
Cash public assistance	2.8%
Food stamps / SNAP	9.8%

Health indicators

Condition	%
High blood pressure	26.3%
High cholesterol	25.8%
Heart disease	4.9%
Stroke	2.2%
Asthma	10.8%
Arthritis	21.1%
Kidney disease	2.1%
Pulmonary disease	6.1%
Cancer	5.0%

Behavior / access	%
Binge drinking	20.2%
No physical activity	22.1%
Less than 7 hrs sleep	35.5%
Fair or poor health	12.5%
Poor mental health	18.2%
Poor physical health	9.2%
No health insurance	13.1%
Visited doctor (checkup)	74.2%
Visited dentist	63.3%
Cholesterol screening	83.3%
Teeth loss	15.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	160	10.4%

Disability	%
Any disability	16.3%
Under 18	11.8%
18–64 years	12.8%
65 and over	32.9%

Health insurance coverage

Type	%
Private insurance	82.4%
Public insurance	29.9%
Uninsured under 19	3.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,671	96.8%
Spanish	77	4.6%
Other Indo-European	25	1.5%
Asian & Pacific Islander	0	0.0%
Other languages	52	3.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,636	94.8%
Born in same state	1,623	94.0%
Born in different state	1,186	68.7%
Foreign born	13	0.8%
Naturalized citizen	90	5.2%
Not a US citizen	68	75.6%

Ancestry

Ancestry	Count	%
Arab	198	11.5%
Italian	162	9.4%
French	144	8.3%

Ancestry	Count	%
Irish	8	0.5%
Polish	5	0.3%
German	3	0.2%

Technology access

Metric	% of households
Computer access	37.1%
Internet access	95.5%

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

Frequently asked questions

What ZIP codes does Mont Alto, PA have?

Mont Alto, PA has one ZIP code: 17237. Each ZIP code serves a distinct delivery area within the city and surrounding region.