Arlington, South Pittsburgh, PA demographics:
population, income, and more

Total population
2,278
0.8% year-over-year change
Median household income
$52,169/yr
2.6% year-over-year change
Housing units
1,155
-0.3% year-over-year change

Arlington population

How many people live in Arlington

Arlington is home to 2,278 residents, according to the most recent Census data. Gender-wise, 51.8% of Arlington locals are male, and 48.2% are female.

Total population
2,278
0.8% year-over-year change
Gender ratio
Male
51.8%
1,180
Female
48.2%
1,099
Value Percent YoY change
Male 1,180 51.8% 0.8%
Female 1,099 48.2% 1.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Arlington is 37, with the population distributed as follows: about 17.5% are children under 15, then 14% are in the 15 to 24 age group. Adults between 25 and 44 make up 30% of the population, while another 23.3% fall into the 45 to 64 bracket. Finally, around 15.2% are 65 or older.

Median age
36.7
Age breakdown
Under 15
17.5%
15 to 24
14%
25 to 44
30%
45 to 64
23.3%
Over 65
15.2%
Value Percent YoY change
Under 15 399 17.5% 4.7%
15 to 24 320 14% 7.4%
25 to 44 683 30% -5.5%
45 to 64 530 23.3% 0.4%
Over 65 346 15.2% 5.5%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Arlington, 89.4% of the population are US-born citizens, while 7.5% have gained naturalized citizenship. At the same time, 3.1% of residents are non-citizens. As for race, 50.6% of locals are Caucasian, 33.1% are African American and 1.3% have Asian roots. There’s also a share of 6.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
89.4%
Non-U.S.-born citizens
7.5%
Non-citizens
3.1%
Value Percent YoY change
U.S.-born citizens 2,037 89.4% -0.4%
Non-U.S.-born citizens 171 7.5% 46.1%
Non-citizens 70 3.1% -27.1%
Racial breakdown
White
50.6%
Black or African American
33.1%
American Indian and Alaska Native
0.4%
Asian
1.3%
Native Hawaiian and other Pacific Islander
0%
Two or more races
6.9%
Other
7.8%
Value Percent
White 1,153 50.6%
Black or African American 755 33.1%
American Indian and Alaska Native 8 0.4%
Asian 29 1.3%
Two or more races 157 6.9%
Other 177 7.8%

Households in Arlington

A peek inside Arlington households

Arlington has 948 households, with an average of 2 members in each. Of these, 55.2% are families, while the remaining 44.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
948
-1.0% year-over-year change
Average people per household
2
Non-family households
425
Family households
523
Value Percent YoY change
Non-family households 425 44.8% -0.2%
Family households 523 55.2% -1.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Arlington

The housing landscape of Arlington

Arlington's housing consists of 1,155 units, with 70.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.4% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 1.6% of the housing landscape.

Housing units
1,155
-0.3% year-over-year change
Housing types
Value Percent
1 unit, detached 814 70.5%
1 unit, attached 62 5.4%
2 units 87 7.5%
3 or 4 units 65 5.6%
5 to 9 units 50 4.3%
10 to 19 units 10 0.9%
20 to 49 units 20 1.7%
50 or more units 29 2.5%
Mobile home 18 1.6%
Homes built since 2020
% year-over-year change

The age of buildings in Arlington

In Arlington, the median construction year is 1938. About 53.2% of homes were built before the 1940s, with another 12.1% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 615 53.2% 3.9%
Built between 1940 and 1949 140 12.1% -10.8%
Built between 1950 and 1959 178 15.4% -7.8%
Built between 1960 and 1969 90 7.8% -3.2%
Built between 1970 and 1979 51 4.4% 10.9%
Built between 1980 and 1989 32 2.8% 45.5%
Built between 1990 and 1999 23 2% -14.8%
Built between 2000 and 2009 24 2.1% -4.0%
Built between 2010 and 2019 2 0.2% 0.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Arlington occupancy rates

Out of the 948 occupied housing units in Arlington, 56.8% are owner-occupied, while 43.2% are lived in by tenants. Meanwhile, 17.9% of all homes on the local market sit vacant.

Occupied housing units
948
-1.0% year-over-year change
Occupancy breakdown
Renter occupied
410
Owner occupied
538
Value Percent YoY
change
Renter occupied 410 43.2% -4.7%
Owner occupied 538 56.8% 2.1%
Unoccupied housing units
17.9%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Arlington housing costs

Housing costs in Arlington come to a median of $865 per month, while tenants specifically pay a median gross rent of $1,082.

Median housing costs per month
$865/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Arlington
$1,082/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Arlington

Arlington education at a glance

About 44.5% of the population in Arlington went to high school, while 19.8% pursued college studies. Another 11.3% earned an associate degree and 14.2% hold a bachelor’s. Meanwhile, 7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 57 3.2% -14.9%
High school diploma 787 44.5% -1.4%
College diploma 350 19.8% 6.4%
Associate degree 200 11.3% 6.4%
Bachelor's degree 252 14.2% 1.2%
Graduate degree 123 7% -8.9%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Arlington

How much people earn in Arlington

The average annual household income in Arlington was $69,587 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.1% change from the previous year. At the same time, the median income stood at $52,169, reflecting a +2.6% shift over the same period.

Average household income in Arlington
$69,587/year
6.1% year-over-year change
Median household income in Arlington
$52,169/year
2.6% year-over-year change

Arlington income by age

In Arlington, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $56,037. Those with someone between 45 and 64 in charge, often well established professionally, earn $63,019 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $47,754, while those led by someone over 65, many of whom may be retired, have about $42,739 in earnings. Overall, 73.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $47,754 5.0%
25 - 44 $56,037 7.5%
45 - 64 $63,019 10.5%
Over 65 $42,739 -7.2%
Above poverty level
1,652
Below poverty level
585
Value Percent YoY
change
Above poverty level 1,652 73.8% -2.8%
Below poverty level 585 26.2% 14.3%

Employment in Arlington

Workforce and job types in Arlington

79.8% of the working population are employed in professional or administrative positions, while 20.2% are in hands-on or service-based jobs. Also, 4.1% run their own businesses, 68.4% are employed by private companies, and 13.9% work in the public sector.

Workforce demographics

White collar
860
Blue collar
218
Value Percent YoY change
White collar 860 79.8% -2.6%
Blue collar 218 20.2% -0.5%
Employer type
Self employees
4.1%
Private companies
68.4%
Governmental workers
13.9%
Not for profit companies
13.6%
Value Percent YoY change
Self employees 44 4.1% 0.0%
Private companies 739 68.4% -2.9%
Governmental workers 150 13.9% 5.6%
Not for profit companies 147 13.6% -5.8%

Transportation in Arlington

How people get around in Arlington

In Arlington, the average commute time is 2 minutes. Commuting methods vary: 74% of residents travel by personal vehicle and 4.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
2 min
0.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 653 74% -4.4%
Taxicab 14 1.6% 600.0%
Bus or trolleybus 169 19.1% -6.6%
Motorcycle 3 0.3% -57.1%
Bicycle 3 0.3% 50.0%
Walk 41 4.6% -21.1%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Arlington by zipcode?

Zipcode Population Number of households Median income Average income
15210 25,227 10,495 $52,169 $69,587

Explore more communities

FAQs about Arlington demographics 

What is the total population of Arlington?

Arlington has a total population of 2,278 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.8% compared to a year ago.

What is the gender ratio in Arlington?

The gender ratio in Arlington is as follows:
  • 51.8% males (1,180 residents)
  • 48.2% females (1,099 residents)

What is the median age in Arlington?

The median age in Arlington is 36.7.

What is the age distribution of the population in Arlington?

The age distribution in Arlington is as follows:
  • Under 15: 17.5% (399 residents)
  • Ages 15-24: 14% (320 residents)
  • Ages 25-44: 30% (683 residents)
  • Ages 45-64: 23.3% (530 residents)
  • Over 65: 15.2% (346 residents)

What is the racial and ethnic makeup of Arlington?

The racial and ethnic makeup of Arlington is as follows:
  • White: 50.6% (1,153 residents)
  • Black or African American: 33.1% (755 residents)
  • American Indian and Alaska Native: 0.4% (8 residents)
  • Asian: 1.3% (29 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 6.9% (157 residents)
  • Other: 7.8% (177 residents)

What percentage of the population in Arlington are U.S.-born citizens?

U.S.-born citizens represent 89.4% of the population in Arlington.

How many housing units are there in Arlington?

There are 1,155 housing units in Arlington, reflecting a -0.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Arlington and what is the average household size?

Arlington has a total of 948 households, with an average of 2 people in each.

What is the median household income in Arlington?

Arlington has a median household income of $52,169, representing a +2.6% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Arlington?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79.8% (860 residents)
  • Blue-collar workers: 20.2% (218 residents)

Places of employment:
  • Self-employed: 4.1% (44 residents)
  • Private companies: 68.4% (739 residents)
  • Governmental workers: 13.9% (150 residents)
  • Not-for-profit companies: 13.6% (147 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025