17850 ZIP Code — Montandon, PA

Northumberland County, Pennsylvania

ZIP code 17850 is located in Montandon, Pennsylvania, within Northumberland County. It covers approximately 0.45 square miles and serves a population of 617 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 570.

About ZIP code 17850

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $151,000. Owner-occupancy sits near the national average at 59%.

Median household income is $48,142. 40% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 20 minutes is near the national average.

College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Overall, ZIP code 17850 reflects a community defined by a trades-oriented workforce and a significant Social Security-dependent population.

617

population

0.45

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

17850 ZIP code map

Cities in ZIP code 17850

Below are the cities the US Postal Service accepts for ZIP code 17850. Using any city not on this list may result in mail delivery delays.

City	Status
Montandon	Acceptable

Demographics updated 05/2026

Population
Total population	617
Population density	1,371 / sq mi
State FIPS	42
County FIPS	097

Geography
Land area	0.45 sq mi
Water area	0.00 sq mi
Latitude	40.9655
Longitude	-76.8543
Timezone	Eastern (ET)
Area code	570

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	51.0%	50.8%	39.8%
$50k – $100k	32.6%	30.7%	30.8%
$100k – $200k	16.4%	16.2%	22.4%
Over $200k	0.0%	2.3%	7.1%

Demographics & statistics

617

Population

1,371

People per sq mi

33.4

Median age

$48,142

Median household income

$28,053

Per capita income

$151,000

Median home value

$709

Median monthly rent

59.0%

Home ownership

16.8%

Poverty rate

3.0%

Unemployment

181

Housing units

18.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

25–34

35–44

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	153	24.8%
18 and over	464	75.2%
65 and over	115	18.6%
Median age	33.4 years

Race & ethnicity

White 86.1%

Hispanic or Latino 6.9%

Two or more races 6.9%

Group	Count	%
White	571	86.1%
Hispanic or Latino	46	6.9%
Two or more races	46	6.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	51.0%	50.8%	39.8%
$50k – $100k	32.6%	30.7%	30.8%
$100k – $200k	16.4%	16.2%	22.4%
Over $200k	0.0%	2.3%	7.1%

$10k–$15k 7.7%

$15k–$25k 13.3%

$25k–$35k 11.8%

$35k–$50k 27.3%

$50k–$75k 10.3%

$75k–$100k 6.3%

$100k–$150k 11.4%

$150k–$200k 11.8%

Range	% of households
$10k–$15k	7.7%
$15k–$25k	13.3%
$25k–$35k	11.8%
$35k–$50k	27.3%
$50k–$75k	10.3%
$75k–$100k	6.3%
$100k–$150k	11.4%
$150k–$200k	11.8%
Median income	$48,142

Housing

Home values

Under $50k 28.1%

$50k–$100k 15.6%

$100k–$150k 5.6%

$150k–$200k 33.1%

$200k–$300k 11.9%

$500k–$1M 5.6%

Housing overview

Metric	Value
Median home value	$151,000
Median rent / month	$709
Owner occupied	59.0%
Renter occupied	41.0%
Vacant	7.2%
Single-family detached	29.5%
Large apartment buildings	0.0%
Mobile homes	62.3%
Median rooms	5.8
Avg household size (owned)	1.82

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	12.0%
1990–1999	4.8%
1980–1989	29.8%
1970–1979	20.9%
1960–1969	18.2%
1950–1959	3.1%
1940–1949	0.0%
1939 or earlier	11.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.1%
2 bedrooms	34.9%
3 bedrooms	47.3%
4 bedrooms	15.8%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	8.1%
1 vehicle	32.1%
2 vehicles	50.9%
3 or more	8.9%

Heating fuel

Fuel type	%
Utility gas	30.3%
Electricity	45.0%
Propane / LP gas	16.6%
Fuel oil	8.1%

Households & families

Household type	Count	%
Married-couple family	87	32.1%
Cohabiting couple	50	18.5%
Male householder, no spouse	69	25.5%
Female householder, no spouse	65	24.0%
Households with children under 18	82	30.3%
Households with seniors (65+)	101	37.3%
Average household size	2.28

Marital status

Status	Male	Female
Never married	44.1%	19.9%
Married	40.7%	41.3%
Separated	0.0%	6.5%
Widowed	4.9%	23.9%
Divorced	10.3%	8.5%

Education

Less than 9th grade 0.0%

Some HS, no diploma 11.2%

HS graduate 53.9%

Some college, no degree 8.1%

Associate's degree 8.5%

Bachelor's degree 10.3%

Graduate / professional 7.9%

Metric	%
HS diploma or higher	88.8%
Bachelor's or higher	18.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	26	31.3%
Elementary school	57	68.7%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Education & healthcare 22.9%

Professional & management 20.5%

Construction 17.5%

Manufacturing 12.0%

Public administration 8.6%

Arts, food & hospitality 6.8%

Retail trade 6.2%

Transportation & utilities 3.1%

Other services 2.4%

Occupation

Category	%
Management, business & arts	25.0%
Service	43.2%
Sales & office	6.2%
Natural resources & construction	10.6%
Production & transportation	15.1%

Employment type

Type	%
Private sector	88.7%
Government	8.6%
Self-employed	0.0%
Unpaid family workers	2.7%

Commute

Method	%
Drive alone	90.8%
Carpool	2.7%
Public transit	0.0%
Walk	0.0%
Work from home	6.5%
Other means	0.0%
Avg commute (minutes)	19.5

Poverty

All people 16.8%

Under 18 years 40.7%

18 and over 10.8%

Married-couple families 16.1%

Female-led households 100.0%

Income support

Source	% of households
Social Security	40.2%
Retirement income	21.8%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	11.4%

Health indicators

Condition	%
Obesity	35.3%
High blood pressure	31.7%
High cholesterol	32.7%
Diabetes	9.6%
Heart disease	6.5%
Stroke	2.9%
Asthma	10.1%
Arthritis	28.1%
Kidney disease	2.7%
Pulmonary disease	7.7%
Cancer	6.4%

Behavior / access	%
Smoking	22.2%
Binge drinking	20.4%
No physical activity	24.1%
Less than 7 hrs sleep	37.4%
Depression	24.1%
Fair or poor health	14.7%
Poor mental health	16.5%
Poor physical health	10.9%
No health insurance	11.5%
Visited doctor (checkup)	76.9%
Visited dentist	61.5%
Cholesterol screening	88.2%
Teeth loss	16.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	10	2.2%

Disability	%
Any disability	9.1%
Under 18	7.8%
18–64 years	7.4%
65 and over	15.7%

Health insurance coverage

Type	%
Private insurance	53.5%
Public insurance	54.8%
No insurance	5.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	553	89.6%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	617	100.0%
Born in same state	617	100.0%
Born in different state	575	93.2%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	118	19.1%
English	9	1.5%

Ancestry	Count	%
Arab	9	1.5%

Technology access

Metric	% of households
Computer access	43.9%
Internet access	90.4%

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

Frequently asked questions about ZIP code 17850

What city is ZIP code 17850 in?

ZIP code 17850 is primarily assigned to Montandon, Pennsylvania.

What county is ZIP code 17850 in?

ZIP code 17850 falls within Northumberland County, Pennsylvania.

What is the poverty rate in ZIP code 17850?

17% of residents in ZIP code 17850 live below the poverty line, above the national average.

Does ZIP code 17850 have a large retiree population?

40% of households in ZIP code 17850 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 17850?

The median home value in ZIP code 17850 is $151,000.

What is the population of ZIP code 17850?

ZIP code 17850 has an estimated population of 617 residents, with a density of 1,371 people per square mile.

What timezone is ZIP code 17850 in?

ZIP code 17850 observes the EST timezone.