17837 ZIP Code — Lewisburg, PA

Union County, Pennsylvania

ZIP code 17837 is located in Lewisburg, Pennsylvania, within Union County. It covers approximately 56.19 square miles and serves a population of 18,670 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 570.

About ZIP code 17837

The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $241,100. Owner-occupancy sits near the national average at 65%.

The gap between median ($62,090) and mean household income suggests income inequality — a small number of higher earners pull the average up. 43% 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 17 minutes is near the national average.

Educational attainment is near the national average, with 39% of residents holding a bachelor's degree or higher.

18,670

population

56.19

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

17837 ZIP code map

Cities in ZIP code 17837

Below are the cities the US Postal Service accepts for ZIP code 17837. Using any city not on this list may result in mail delivery delays.

City	Status
Lewisburg	Acceptable
Lewisburg	Preferred

Nearby ZIP codes

17844 Mifflinburg (4.5 mi) 17886 West Milton (6 mi) 17886 West Milton (6 mi) 17855 New Berlin (7 mi) 17889 Winfield (8.1 mi) 17847 Milton (8.7 mi) 17810 Allenwood (9.7 mi) 17777 Watsontown (11.8 mi) 17843 Beaver Springs (12 mi) 17870 Selinsgrove (12.2 mi) 17876 Shamokin Dam (12.3 mi) 17857 Northumberland (12.8 mi)

Demographics updated 05/2026

Population
Total population	18,670
Population density	332 / sq mi
State FIPS	42
County FIPS	119

Geography
Land area	56.19 sq mi
Water area	0.30 sq mi
Latitude	40.9899
Longitude	-76.9824
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	47.9%	44.0%	39.8%
$50k – $100k	22.1%	30.2%	30.8%
$100k – $200k	22.6%	20.3%	22.4%
Over $200k	7.4%	5.6%	7.1%

Demographics & statistics

18,670

Population

332

People per sq mi

36.7

Median age

$62,090

Median household income

$36,936

Per capita income

$241,100

Median home value

$881

Median monthly rent

65.4%

Home ownership

11.5%

Poverty rate

2.9%

Unemployment

4,818

Housing units

39.0%

Bachelor's or higher

Age distribution

Male Female

346

Under 5

307

326

5–9

289

427

10–14

379

1,613

15–19

1,432

1,049

20–24

931

946

25–34

841

1,083

35–44

961

890

45–54

791

579

55–59

515

514

60–64

456

967

65–74

859

633

75–84

562

516

85+

458

← Male

Female →

Age summary

Group	Count	%
Under 18	2,726	14.6%
18 and over	15,944	85.4%
65 and over	3,995	21.4%
Median age	36.7 years

Race & ethnicity

White 86.8%

Black or African American 5.7%

Asian 2.5%

Two or more races 2%

Hispanic or Latino 1.8%

Other race 0.9%

American Indian / Alaska Native 0.3%

Group	Count	%
White	16,512	86.8%
Black or African American	1,079	5.7%
Asian	473	2.5%
Two or more races	384	2%
Hispanic or Latino	349	1.8%
Other race	172	0.9%
American Indian / Alaska Native	49	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	47.9%	44.0%	39.8%
$50k – $100k	22.1%	30.2%	30.8%
$100k – $200k	22.6%	20.3%	22.4%
Over $200k	7.4%	5.6%	7.1%

Under $10k 5.3%

$10k–$15k 4.4%

$15k–$25k 7.6%

$25k–$35k 10.8%

$35k–$50k 13.4%

$50k–$75k 13.2%

$75k–$100k 9.6%

$100k–$150k 18.2%

$150k–$200k 8.2%

$200k+ 9.4%

Range	% of households
Under $10k	5.3%
$10k–$15k	4.4%
$15k–$25k	7.6%
$25k–$35k	10.8%
$35k–$50k	13.4%
$50k–$75k	13.2%
$75k–$100k	9.6%
$100k–$150k	18.2%
$150k–$200k	8.2%
$200k+	9.4%
Median income	$62,090

Housing

Home values

Under $50k 2.2%

$50k–$100k 2.3%

$100k–$150k 13.2%

$150k–$200k 17.6%

$200k–$300k 31.5%

$300k–$500k 22.9%

$500k–$1M 6.3%

$1M+ 4.1%

Housing overview

Metric	Value
Median home value	$241,100
Median rent / month	$881
Owner occupied	65.4%
Renter occupied	34.6%
Vacant	11.2%
Single-family detached	66.1%
Large apartment buildings	6.1%
Mobile homes	2.9%
Median rooms	6.1
Avg household size (owned)	2.42

Year built

Era	%
2020 or later	0.0%
2010–2019	4.9%
2000–2009	8.1%
1990–1999	9.8%
1980–1989	13.5%
1970–1979	13.7%
1960–1969	8.3%
1950–1959	9.3%
1940–1949	6.3%
1939 or earlier	26.1%

Bedrooms

Size	% of units
No bedroom (studio)	4.2%
1 bedroom	11.3%
2 bedrooms	21.5%
3 bedrooms	40.0%
4 bedrooms	16.2%
5+ bedrooms	6.8%

Vehicles per household

Vehicles	% of households
No vehicle	11.8%
1 vehicle	37.3%
2 vehicles	35.0%
3 or more	15.9%

Heating fuel

Fuel type	%
Utility gas	19.0%
Electricity	46.2%
Propane / LP gas	7.3%
Fuel oil	21.4%
Wood	1.2%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	3,136	50.8%
Cohabiting couple	256	4.1%
Male householder, no spouse	1,036	16.8%
Female householder, no spouse	1,742	28.2%
Households with children under 18	1,390	22.5%
Households with seniors (65+)	2,619	42.4%
Average household size	2.18

Marital status

Status	Male	Female
Never married	50.4%	37.1%
Married	38.1%	39.6%
Separated	2.5%	1.0%
Widowed	1.8%	13.1%
Divorced	7.2%	9.2%

Education

Less than 9th grade 2.4%

Some HS, no diploma 7.2%

HS graduate 33.6%

Some college, no degree 11.0%

Associate's degree 6.8%

Bachelor's degree 17.1%

Graduate / professional 21.9%

Metric	%
HS diploma or higher	90.4%
Bachelor's or higher	39.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	90	1.5%
Kindergarten	118	1.9%
Elementary school	1,141	18.8%
High school	599	9.9%
College / grad school	4,114	67.9%

Employment

Industry of employment

Education & healthcare 46.2%

Retail trade 12.4%

Manufacturing 8.1%

Arts, food & hospitality 7.4%

Professional & management 5.7%

Other services 4.8%

Construction 4.3%

Transportation & utilities 3.5%

Public administration 2.2%

Wholesale trade 1.7%

Agriculture & mining 1.6%

Finance & real estate 1.3%

Information 0.8%

Occupation

Category	%
Management, business & arts	55.2%
Service	11.4%
Sales & office	20.3%
Natural resources & construction	5.1%
Production & transportation	8.0%

Employment type

Type	%
Private sector	83.6%
Government	8.1%
Self-employed	7.9%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	65.4%
Carpool	6.3%
Public transit	0.2%
Walk	18.1%
Work from home	8.0%
Other means	2.0%
Avg commute (minutes)	16.7

Poverty

All people 11.5%

Under 18 years 10.5%

18 and over 11.7%

Married-couple families 2.6%

Female-led households 31.3%

Income support

Source	% of households
Social Security	43.4%
Retirement income	30.0%
Supplemental Security	5.6%
Cash public assistance	3.2%
Food stamps / SNAP	12.8%

Health indicators

Condition	%
Obesity	30.0%
High blood pressure	26.4%
High cholesterol	27.4%
Diabetes	8.2%
Heart disease	5.6%
Stroke	2.5%
Asthma	9.7%
Arthritis	22.3%
Kidney disease	2.5%
Pulmonary disease	5.6%
Cancer	6.3%

Behavior / access	%
Smoking	13.8%
Binge drinking	19.8%
No physical activity	20.2%
Less than 7 hrs sleep	33.6%
Depression	20.6%
Fair or poor health	11.2%
Poor mental health	15.0%
Poor physical health	8.3%
No health insurance	10.5%
Visited doctor (checkup)	77.0%
Visited dentist	69.8%
Cholesterol screening	87.2%
Teeth loss	13.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	836	5.2%

Disability	%
Any disability	13.6%
Under 18	1.8%
18–64 years	8.8%
65 and over	36.6%

Health insurance coverage

Type	%
Private insurance	78.6%
Public insurance	29.4%
No insurance	5.8%
Uninsured under 19	9.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	18,017	96.5%
Spanish	706	3.9%
Other Indo-European	352	2.0%
Asian & Pacific Islander	211	1.2%
Other languages	109	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	17,956	96.2%
Born in same state	17,685	94.7%
Born in different state	10,569	56.6%
Foreign born	271	1.5%
Naturalized citizen	714	3.8%
Not a US citizen	307	43.0%

Ancestry

Ancestry	Count	%
French	1,777	9.5%
Italian	1,558	8.3%
Arab	1,043	5.6%
English	151	0.8%
Polish	133	0.7%

Ancestry	Count	%
Norwegian	41	0.2%
Dutch	32	0.2%
German	28	0.1%
Irish	18	0.1%

Technology access

Metric	% of households
Computer access	33.0%
Internet access	87.6%

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

Frequently asked questions about ZIP code 17837

What city is ZIP code 17837 in?

ZIP code 17837 is primarily assigned to Lewisburg, Pennsylvania.

What county is ZIP code 17837 in?

ZIP code 17837 falls within Union County, Pennsylvania.

Does ZIP code 17837 have a large retiree population?

43% of households in ZIP code 17837 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 17837?

ZIP code 17837 has an estimated population of 18,670 residents, with a density of 332 people per square mile.

What is the median household income in ZIP code 17837?

The median household income in ZIP code 17837 is $62,090, below the national median of ~$75,000.

What is the typical home value in ZIP code 17837?

The median home value in ZIP code 17837 is $241,100.

What timezone is ZIP code 17837 in?

ZIP code 17837 observes the EST timezone.