19373 ZIP Code — Thornton, PA

Delaware County, Pennsylvania

ZIP code 19373 is located in Thornton, Pennsylvania, within Delaware County. It covers approximately 3.22 square miles and serves a population of 1,919 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 484/610.

About ZIP code 19373

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 $664,200.

The gap between median ($213,482) and mean household income suggests income inequality — a small number of higher earners pull the average up.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.

Educational attainment is high — 74% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 19373 reflects a community defined by a highly educated population and high homeownership.

1,919

population

3.22

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

19373 ZIP code map

Cities in ZIP code 19373

Below are the cities the US Postal Service accepts for ZIP code 19373. Using any city not on this list may result in mail delivery delays.

City	Status
Thornton	Preferred

Nearby ZIP codes

19319 Cheyney (1.3 mi) 19339 Concordville (1.8 mi) 19340 Concordville (1.8 mi) 19342 Glen Mills (2.2 mi) 19383 West Chester (4.4 mi) 19382 West Chester (4.4 mi) 19317 Chadds Ford (4.8 mi) 19060 Garnet Valley (5.9 mi) 19061 Marcus Hook (5.9 mi) 19063 Media (6 mi) 19014 Aston (6.2 mi) 19810 Wilmington (6.6 mi)

Demographics updated 05/2026

Population
Total population	1,919
Population density	596 / sq mi
State FIPS	42
County FIPS	045

Geography
Land area	3.22 sq mi
Water area	0.02 sq mi
Latitude	39.9087
Longitude	-75.5341
Timezone	Eastern (ET)
Area code	484/610

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.2%	33.0%	39.8%
$50k – $100k	14.6%	26.9%	30.8%
$100k – $200k	22.8%	26.8%	22.4%
Over $200k	46.4%	13.2%	7.1%

Demographics & statistics

1,919

Population

596

People per sq mi

47.8

Median age

$213,482

Median household income

$92,066

Per capita income

$664,200

Median home value

Median monthly rent

100.0%

Home ownership

0.2%

Poverty rate

1.6%

Unemployment

686

Housing units

73.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

127

15–19

20–24

25–34

120

35–44

190

45–54

146

55–59

201

60–64

153

112

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	382	19.9%
18 and over	1,537	80.1%
65 and over	250	13.0%
Median age	47.8 years

Race & ethnicity

White 89.2%

Two or more races 5.9%

Hispanic or Latino 4.7%

Asian 0.2%

Group	Count	%
White	1,796	89.2%
Two or more races	118	5.9%
Hispanic or Latino	94	4.7%
Asian	5	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	16.2%	33.0%	39.8%
$50k – $100k	14.6%	26.9%	30.8%
$100k – $200k	22.8%	26.8%	22.4%
Over $200k	46.4%	13.2%	7.1%

$15k–$25k 2.7%

$25k–$35k 0.9%

$35k–$50k 2.4%

$50k–$75k 6.0%

$75k–$100k 7.2%

$100k–$150k 12.0%

$150k–$200k 12.3%

$200k+ 56.4%

Range	% of households
$15k–$25k	2.7%
$25k–$35k	0.9%
$35k–$50k	2.4%
$50k–$75k	6.0%
$75k–$100k	7.2%
$100k–$150k	12.0%
$150k–$200k	12.3%
$200k+	56.4%
Median income	$213,482

Housing

Home values

Under $50k 0.9%

$150k–$200k 0.9%

$300k–$500k 9.8%

$500k–$1M 84.1%

$1M+ 4.4%

Housing overview

Metric	Value
Median home value	$664,200
Median rent / month	$0
Owner occupied	100.0%
Renter occupied	0.0%
Vacant	3.1%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	10.0
Avg household size (owned)	2.87

Year built

Era	%
2020 or later	0.0%
2010–2019	3.6%
2000–2009	19.5%
1990–1999	27.7%
1980–1989	16.8%
1970–1979	11.7%
1960–1969	4.7%
1950–1959	3.5%
1940–1949	1.0%
1939 or earlier	11.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.6%
2 bedrooms	7.0%
3 bedrooms	5.5%
4 bedrooms	76.1%
5+ bedrooms	9.8%

Vehicles per household

Vehicles	% of households
No vehicle	1.2%
1 vehicle	2.6%
2 vehicles	63.5%
3 or more	32.8%

Heating fuel

Fuel type	%
Utility gas	44.2%
Electricity	20.5%
Propane / LP gas	15.9%
Fuel oil	17.4%
Wood	2.0%

Households & families

Household type	Count	%
Married-couple family	612	92.0%
Cohabiting couple	0	0.0%
Male householder, no spouse	5	0.8%
Female householder, no spouse	48	7.2%
Households with children under 18	237	35.6%
Households with seniors (65+)	179	26.9%
Average household size	2.87

Marital status

Status	Male	Female
Never married	28.8%	10.2%
Married	70.6%	84.0%
Separated	0.0%	0.0%
Widowed	0.5%	5.8%
Divorced	0.0%	0.0%

Education

Less than 9th grade 1.0%

Some HS, no diploma 0.0%

HS graduate 6.2%

Some college, no degree 8.3%

Associate's degree 10.9%

Bachelor's degree 36.6%

Graduate / professional 37.0%

Metric	%
HS diploma or higher	99.0%
Bachelor's or higher	73.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	25	5.7%
Kindergarten	34	7.7%
Elementary school	125	28.5%
High school	220	50.1%
College / grad school	35	8.0%

Employment

Industry of employment

Education & healthcare 24.8%

Retail trade 17.0%

Professional & management 14.3%

Finance & real estate 13.3%

Manufacturing 7.3%

Arts, food & hospitality 5.2%

Wholesale trade 5.1%

Transportation & utilities 4.4%

Other services 3.8%

Construction 2.8%

Public administration 1.5%

Information 0.6%

Occupation

Category	%
Management, business & arts	65.7%
Service	4.7%
Sales & office	14.0%
Natural resources & construction	4.0%
Production & transportation	11.5%

Employment type

Type	%
Private sector	79.5%
Government	11.2%
Self-employed	9.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.3%
Carpool	2.1%
Public transit	0.7%
Walk	0.3%
Work from home	13.5%
Other means	0.0%
Avg commute (minutes)	26.5

Poverty

All people 0.2%

Under 18 years 0.0%

18 and over 0.2%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	25.1%
Retirement income	30.4%
Supplemental Security	0.9%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	27.6%
High blood pressure	25.7%
High cholesterol	26.6%
Diabetes	6.7%
Heart disease	3.6%
Stroke	1.6%
Asthma	8.6%
Arthritis	16.0%
Kidney disease	1.7%
Pulmonary disease	3.8%
Cancer	4.4%

Behavior / access	%
Smoking	14.6%
Binge drinking	23.7%
No physical activity	16.9%
Less than 7 hrs sleep	36.7%
Depression	19.0%
Fair or poor health	9.1%
Poor mental health	13.8%
Poor physical health	7.0%
No health insurance	10.7%
Visited doctor (checkup)	75.3%
Visited dentist	70.1%
Cholesterol screening	88.1%
Teeth loss	7.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	74	4.8%

Disability	%
Any disability	9.6%
Under 18	4.5%
18–64 years	9.2%
65 and over	19.6%

Health insurance coverage

Type	%
Private insurance	94.0%
Public insurance	19.6%
No insurance	1.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,809	94.3%
Spanish	37	2.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	32	1.8%
Other languages	5	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,812	94.4%
Born in same state	1,796	93.6%
Born in different state	1,307	68.1%
Foreign born	16	0.8%
Naturalized citizen	107	5.6%
Not a US citizen	107	100.0%

Ancestry

Ancestry	Count	%
Italian	454	23.7%
French	331	17.2%
English	24	1.3%
Arab	23	1.2%

Ancestry	Count	%
Norwegian	9	0.5%
Dutch	5	0.3%
Irish	4	0.2%

Technology access

Metric	% of households
Computer access	34.7%
Internet access	100.0%

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

Frequently asked questions about ZIP code 19373

What city is ZIP code 19373 in?

ZIP code 19373 is primarily assigned to Thornton, Pennsylvania.

What county is ZIP code 19373 in?

ZIP code 19373 falls within Delaware County, Pennsylvania.

How educated is the population of ZIP code 19373?

74% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the median household income in ZIP code 19373?

The median household income in ZIP code 19373 is $213,482, above the national median of ~$75,000.

What is the typical home value in ZIP code 19373?

The median home value in ZIP code 19373 is $664,200.

What is the population of ZIP code 19373?

ZIP code 19373 has an estimated population of 1,919 residents, with a density of 597 people per square mile.

What timezone is ZIP code 19373 in?

ZIP code 19373 observes the EST timezone.