17057 ZIP Code — Middletown, PA

Dauphin County, Pennsylvania

ZIP code 17057 is located in Middletown, Pennsylvania, within Dauphin County. It covers approximately 31.12 square miles and serves a population of 23,423 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 717.

About ZIP code 17057

The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character. Median home value is $170,800. Owner-occupancy sits near the national average at 68%.

Median household income is $68,072. 37% 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 22 minutes is near the national average.

Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

23,423

population

31.12

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

17057 ZIP code map

Cities in ZIP code 17057

Below are the cities the US Postal Service accepts for ZIP code 17057. Using any city not on this list may result in mail delivery delays.

City	Status
Middletown	Acceptable
Middletown	Preferred

Nearby ZIP codes

17034 Highspire (3.3 mi) 17319 Etters (4.4 mi) 17370 York Haven (5.8 mi) 17113 Harrisburg (6.1 mi) 17111 Harrisburg (6.4 mi) 17022 Elizabethtown (6.6 mi) 17036 Hummelstown (6.9 mi) 17070 New Cumberland (7 mi) 17502 Bainbridge (7 mi) 17033 Hershey (7.3 mi) 17345 Manchester (8.3 mi) 17104 Harrisburg (8.4 mi)

Demographics updated 05/2026

Population
Total population	23,423
Population density	753 / sq mi
State FIPS	42
County FIPS	043

Geography
Land area	31.12 sq mi
Water area	6.74 sq mi
Latitude	40.1884
Longitude	-76.7292
Timezone	Eastern (ET)
Area code	717

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	38.3%	38.4%	39.8%
$50k – $100k	36.7%	34.2%	30.8%
$100k – $200k	20.9%	21.5%	22.4%
Over $200k	4.0%	5.9%	7.1%

Demographics & statistics

23,423

Population

753

People per sq mi

39.3

Median age

$68,072

Median household income

$37,897

Per capita income

$170,800

Median home value

$1,074

Median monthly rent

68.0%

Home ownership

11.7%

Poverty rate

3.3%

Unemployment

7,406

Housing units

24.7%

Bachelor's or higher

Age distribution

Male Female

875

Under 5

844

461

5–9

445

487

10–14

470

1,020

15–19

984

868

20–24

838

1,870

25–34

1,806

999

35–44

964

1,305

45–54

1,259

999

55–59

965

728

60–64

703

1,317

65–74

1,271

606

75–84

584

384

85+

371

← Male

Female →

Age summary

Group	Count	%
Under 18	4,496	19.2%
18 and over	18,927	80.8%
65 and over	4,533	19.4%
Median age	39.3 years

Race & ethnicity

White 73%

Hispanic or Latino 8%

Black or African American 6.5%

Two or more races 5.8%

Other race 5.2%

Asian 1.5%

Group	Count	%
White	18,578	73%
Hispanic or Latino	2,026	8%
Black or African American	1,657	6.5%
Two or more races	1,468	5.8%
Other race	1,333	5.2%
Asian	384	1.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	38.3%	38.4%	39.8%
$50k – $100k	36.7%	34.2%	30.8%
$100k – $200k	20.9%	21.5%	22.4%
Over $200k	4.0%	5.9%	7.1%

Under $10k 7.3%

$10k–$15k 1.5%

$15k–$25k 5.6%

$25k–$35k 9.6%

$35k–$50k 14.3%

$50k–$75k 15.2%

$75k–$100k 17.5%

$100k–$150k 15.1%

$150k–$200k 6.6%

$200k+ 7.3%

Range	% of households
Under $10k	7.3%
$10k–$15k	1.5%
$15k–$25k	5.6%
$25k–$35k	9.6%
$35k–$50k	14.3%
$50k–$75k	15.2%
$75k–$100k	17.5%
$100k–$150k	15.1%
$150k–$200k	6.6%
$200k+	7.3%
Median income	$68,072

Housing

Home values

Under $50k 10.7%

$50k–$100k 7.5%

$100k–$150k 21.9%

$150k–$200k 20.4%

$200k–$300k 23.4%

$300k–$500k 13.4%

$500k–$1M 2.2%

$1M+ 0.5%

Housing overview

Metric	Value
Median home value	$170,800
Median rent / month	$1,074
Owner occupied	68.0%
Renter occupied	32.0%
Vacant	6.4%
Single-family detached	54.3%
Large apartment buildings	7.4%
Mobile homes	8.8%
Median rooms	5.9
Avg household size (owned)	2.32

Year built

Era	%
2020 or later	0.4%
2010–2019	4.6%
2000–2009	6.0%
1990–1999	11.6%
1980–1989	14.0%
1970–1979	19.8%
1960–1969	10.8%
1950–1959	11.0%
1940–1949	6.1%
1939 or earlier	15.6%

Bedrooms

Size	% of units
No bedroom (studio)	1.3%
1 bedroom	10.0%
2 bedrooms	25.2%
3 bedrooms	44.5%
4 bedrooms	16.1%
5+ bedrooms	3.1%

Vehicles per household

Vehicles	% of households
No vehicle	5.7%
1 vehicle	36.7%
2 vehicles	38.8%
3 or more	18.8%

Heating fuel

Fuel type	%
Utility gas	31.1%
Electricity	41.4%
Propane / LP gas	7.0%
Fuel oil	17.4%
Wood	0.8%
Solar	0.1%
No fuel used	1.2%

Households & families

Household type	Count	%
Married-couple family	4,440	44.8%
Cohabiting couple	757	7.6%
Male householder, no spouse	2,091	21.1%
Female householder, no spouse	2,615	26.4%
Households with children under 18	2,563	25.9%
Households with seniors (65+)	3,336	33.7%
Average household size	2.30

Marital status

Status	Male	Female
Never married	36.3%	33.3%
Married	47.1%	44.8%
Separated	3.0%	1.1%
Widowed	4.2%	9.1%
Divorced	9.3%	11.7%

Education

Less than 9th grade 2.1%

Some HS, no diploma 5.0%

HS graduate 40.3%

Some college, no degree 18.8%

Associate's degree 9.2%

Bachelor's degree 16.3%

Graduate / professional 8.4%

Metric	%
HS diploma or higher	92.9%
Bachelor's or higher	24.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	258	4.9%
Kindergarten	250	4.7%
Elementary school	1,529	28.9%
High school	1,119	21.1%
College / grad school	2,141	40.4%

Employment

Industry of employment

Education & healthcare 23.4%

Retail trade 11.3%

Transportation & utilities 10.3%

Professional & management 9.5%

Finance & real estate 9.2%

Arts, food & hospitality 7.5%

Public administration 7.3%

Other services 6.3%

Manufacturing 5.3%

Construction 4.7%

Wholesale trade 4.3%

Information 0.7%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	33.5%
Service	16.8%
Sales & office	24.7%
Natural resources & construction	9.2%
Production & transportation	15.8%

Employment type

Type	%
Private sector	77.2%
Government	18.4%
Self-employed	4.2%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	78.3%
Carpool	8.4%
Public transit	0.3%
Walk	2.5%
Work from home	8.3%
Other means	2.2%
Avg commute (minutes)	22.3

Poverty

All people 11.7%

Under 18 years 13.0%

18 and over 11.4%

Married-couple families 5.3%

Female-led households 20.7%

Income support

Source	% of households
Social Security	36.8%
Retirement income	33.1%
Supplemental Security	4.1%
Cash public assistance	3.5%
Food stamps / SNAP	10.9%

Health indicators

Condition	%
Obesity	31.8%
High blood pressure	32.1%
High cholesterol	33.6%
Diabetes	10.4%
Heart disease	6.9%
Stroke	3.2%
Asthma	10.4%
Arthritis	27.3%
Kidney disease	3.0%
Pulmonary disease	7.8%
Cancer	6.8%

Behavior / access	%
Smoking	20.6%
Binge drinking	18.0%
No physical activity	25.4%
Less than 7 hrs sleep	35.2%
Depression	23.7%
Fair or poor health	14.9%
Poor mental health	16.3%
Poor physical health	11.2%
No health insurance	11.2%
Visited doctor (checkup)	77.8%
Visited dentist	64.9%
Cholesterol screening	88.4%
Teeth loss	16.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,382	7.3%

Disability	%
Any disability	13.1%
Under 18	3.1%
18–64 years	11.4%
65 and over	28.9%

Health insurance coverage

Type	%
Private insurance	76.1%
Public insurance	37.8%
No insurance	4.1%
Uninsured under 19	1.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	21,704	92.7%
Spanish	437	2.0%
Other Indo-European	161	0.7%
Asian & Pacific Islander	167	0.8%
Other languages	90	0.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	22,433	95.8%
Born in same state	21,374	91.3%
Born in different state	17,852	76.2%
Foreign born	1,059	4.5%
Naturalized citizen	990	4.2%
Not a US citizen	489	49.4%

Ancestry

Ancestry	Count	%
Italian	2,393	10.2%
Arab	1,509	6.4%
French	1,273	5.4%
Irish	285	1.2%
English	206	0.9%

Ancestry	Count	%
Norwegian	44	0.2%
Dutch	37	0.2%
Polish	31	0.1%
German	27	0.1%

Technology access

Metric	% of households
Computer access	42.3%
Internet access	90.1%

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

Frequently asked questions about ZIP code 17057

What city is ZIP code 17057 in?

ZIP code 17057 is primarily assigned to Middletown, Pennsylvania.

What county is ZIP code 17057 in?

ZIP code 17057 falls within Dauphin County, Pennsylvania.

Does ZIP code 17057 have a large retiree population?

37% of households in ZIP code 17057 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 17057?

The median home value in ZIP code 17057 is $170,800.

What is the population of ZIP code 17057?

ZIP code 17057 has an estimated population of 23,423 residents, with a density of 753 people per square mile.

What is the median household income in ZIP code 17057?

The median household income in ZIP code 17057 is $68,072, below the national median of ~$75,000.

What timezone is ZIP code 17057 in?

ZIP code 17057 observes the EST timezone.