20143 ZIP Code — Catharpin, VA

Prince William County, Virginia

ZIP code 20143 is located in Catharpin, Virginia, within Prince William County. It covers approximately 6.38 square miles and serves a population of 534 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 571/703.

About ZIP code 20143

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $728,700. Owner-occupancy is high at 91%, well above the national average.

The gap between median ($144,896) and mean household income suggests income inequality — a small number of higher earners pull the average up. 52% 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 35 minutes is near the national average.

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

Overall, ZIP code 20143 reflects a community defined by high homeownership and a significant Social Security-dependent population.

534

population

6.38

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

20143 ZIP code map

Cities in ZIP code 20143

Below are the cities the US Postal Service accepts for ZIP code 20143. Using any city not on this list may result in mail delivery delays.

City	Status
Catharpin	Preferred

Nearby ZIP codes

20109 Manassas (4.1 mi) 20169 Haymarket (4.2 mi) 20152 Chantilly (4.3 mi) 20155 Gainesville (4.4 mi) 20120 Centreville (5.4 mi) 20121 Centreville (6.1 mi) 20151 Chantilly (6.7 mi) 20136 Bristow (7.8 mi) 22036 Fairfax (8 mi) 20105 Aldie (8 mi) 20110 Manassas (8.2 mi) 20137 Broad Run (9 mi)

Demographics updated 05/2026

Population
Total population	534
Population density	84 / sq mi
State FIPS	51
County FIPS	153

Geography
Land area	6.38 sq mi
Water area	0.09 sq mi
Latitude	38.8488
Longitude	-77.5661
Timezone	Eastern (ET)
Area code	571/703

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.7%	17.8%	32.9%
$50k – $100k	15.5%	28.3%	29.2%
$100k – $200k	38.0%	36.3%	26.3%
Over $200k	34.7%	17.5%	11.6%

Demographics & statistics

534

Population

People per sq mi

49.5

Median age

$144,896

Median household income

$70,050

Per capita income

$728,700

Median home value

Median monthly rent

91.3%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

222

Housing units

39.3%

Bachelor's or higher

Age distribution

Male Female

Under 5

10–14

15–19

25–34

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	96	18.0%
18 and over	438	82.0%
65 and over	163	30.5%
Median age	49.5 years

Race & ethnicity

White 65.1%

Asian 16%

Two or more races 9.6%

Hispanic or Latino 8.1%

Black or African American 1.2%

Group	Count	%
White	378	65.1%
Asian	93	16%
Two or more races	56	9.6%
Hispanic or Latino	47	8.1%
Black or African American	7	1.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	11.7%	17.8%	32.9%
$50k – $100k	15.5%	28.3%	29.2%
$100k – $200k	38.0%	36.3%	26.3%
Over $200k	34.7%	17.5%	11.6%

$15k–$25k 9.7%

$35k–$50k 2.4%

$50k–$75k 3.4%

$75k–$100k 21.3%

$100k–$150k 13.5%

$150k–$200k 28.5%

$200k+ 21.3%

Range	% of households
$15k–$25k	9.7%
$35k–$50k	2.4%
$50k–$75k	3.4%
$75k–$100k	21.3%
$100k–$150k	13.5%
$150k–$200k	28.5%
$200k+	21.3%
Median income	$144,896

Housing

Home values

$300k–$500k 7.4%

$500k–$1M 49.2%

$1M+ 43.4%

Housing overview

Metric	Value
Median home value	$728,700
Median rent / month	$0
Owner occupied	91.3%
Renter occupied	8.7%
Vacant	13.8%
Single-family detached	100.0%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	7.9
Avg household size (owned)	2.70

Year built

Era	%
2020 or later	5.8%
2010–2019	0.0%
2000–2009	15.4%
1990–1999	2.5%
1980–1989	25.0%
1970–1979	21.7%
1960–1969	13.3%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	16.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.0%
2 bedrooms	0.0%
3 bedrooms	40.4%
4 bedrooms	52.5%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	15.9%
2 vehicles	41.1%
3 or more	43.0%

Heating fuel

Fuel type	%
Electricity	34.3%
Propane / LP gas	45.4%
Fuel oil	14.0%
Wood	6.3%

Households & families

Household type	Count	%
Married-couple family	144	69.6%
Cohabiting couple	0	0.0%
Male householder, no spouse	27	13.0%
Female householder, no spouse	36	17.4%
Households with children under 18	58	28.0%
Households with seniors (65+)	99	47.8%
Average household size	2.58

Marital status

Status	Male	Female
Never married	17.5%	14.8%
Married	73.3%	72.1%
Separated	0.0%	0.0%
Widowed	2.9%	9.8%
Divorced	6.3%	3.3%

Education

Less than 9th grade 0.0%

Some HS, no diploma 1.8%

HS graduate 30.8%

Some college, no degree 21.2%

Associate's degree 6.8%

Bachelor's degree 10.7%

Graduate / professional 28.5%

Metric	%
HS diploma or higher	98.2%
Bachelor's or higher	39.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	32	51.6%
High school	19	30.6%
College / grad school	11	17.7%

Employment

Industry of employment

Education & healthcare 33.6%

Retail trade 29.1%

Professional & management 15.8%

Other services 7.5%

Manufacturing 3.4%

Wholesale trade 3.0%

Arts, food & hospitality 3.0%

Construction 2.6%

Public administration 1.9%

Occupation

Category	%
Management, business & arts	49.8%
Service	3.0%
Sales & office	37.7%
Natural resources & construction	6.8%
Production & transportation	2.6%

Employment type

Type	%
Private sector	80.4%
Government	19.6%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	73.8%
Carpool	6.6%
Public transit	0.0%
Walk	0.0%
Work from home	19.5%
Other means	0.0%
Avg commute (minutes)	34.9

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	52.2%
Retirement income	48.3%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	30.7%
High blood pressure	30.7%
High cholesterol	32.9%
Diabetes	9.0%
Heart disease	5.1%
Stroke	2.2%
Asthma	8.1%
Arthritis	22.6%
Kidney disease	2.3%
Pulmonary disease	4.6%
Cancer	6.9%

Behavior / access	%
Smoking	10.7%
Binge drinking	15.1%
No physical activity	15.3%
Less than 7 hrs sleep	30.2%
Depression	16.7%
Fair or poor health	9.3%
Poor mental health	11.3%
Poor physical health	7.2%
No health insurance	9.3%
Visited doctor (checkup)	77.6%
Visited dentist	77.8%
Cholesterol screening	93.3%
Teeth loss	6.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	41	9.4%

Disability	%
Any disability	16.7%
Under 18	9.4%
18–64 years	12.7%
65 and over	27.6%

Health insurance coverage

Type	%
Private insurance	79.2%
Public insurance	33.3%
No insurance	9.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	489	91.6%
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)	507	94.9%
Born in same state	484	90.6%
Born in different state	255	47.8%
Foreign born	23	4.3%
Naturalized citizen	27	5.1%
Not a US citizen	27	100.0%

Ancestry

Ancestry	Count	%
Arab	134	25.1%
Italian	76	14.2%

Ancestry	Count	%
French	31	5.8%

Technology access

Metric	% of households
Computer access	38.8%
Internet access	96.1%

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

Frequently asked questions about ZIP code 20143

What city is ZIP code 20143 in?

ZIP code 20143 is primarily assigned to Catharpin, Virginia.

What county is ZIP code 20143 in?

ZIP code 20143 falls within Prince William County, Virginia.

Does ZIP code 20143 have an older population?

31% of residents in ZIP code 20143 are 65 or older, above the national average of ~17%.

Does ZIP code 20143 have a large retiree population?

52% of households in ZIP code 20143 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 20143 mostly owner-occupied?

91% of occupied units in ZIP code 20143 are owner-occupied, well above the national average.

What is the median household income in ZIP code 20143?

The median household income in ZIP code 20143 is $144,896, above the national median of ~$75,000.

What timezone is ZIP code 20143 in?

ZIP code 20143 observes the EST timezone.