Saint Thomas, PA demographics:
population, income, and more

Total population
4,038
-5.9% year-over-year change
Median household income
$73,629/yr
3.1% year-over-year change
Housing units
1,450
-1.5% year-over-year change

Saint Thomas population

How many people live in Saint Thomas

Saint Thomas is home to 4,038 residents, according to the most recent Census data. Gender-wise, 50.7% of Saint Thomas locals are male, and 49.3% are female.

Total population
4,038
-5.9% year-over-year change
Gender ratio
Male
50.7%
2,046
Female
49.3%
1,992
Value Percent YoY change
Male 2,046 50.7% -8.2%
Female 1,992 49.3% -3.3%
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 Saint Thomas is 40, with the population distributed as follows: about 21.7% are children under 15, then 12.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.7% of the population, while another 26.8% fall into the 45 to 64 bracket. Finally, around 15.2% are 65 or older.

Median age
40.2
Age breakdown
Under 15
21.7%
15 to 24
12.6%
25 to 44
23.7%
45 to 64
26.8%
Over 65
15.2%
Value Percent YoY change
Under 15 876 21.7% 2.2%
15 to 24 507 12.6% -21.8%
25 to 44 958 23.7% -8.2%
45 to 64 1,083 26.8% -8.9%
Over 65 614 15.2% 11.0%
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 Saint Thomas, 98.2% of the population are US-born citizens, while 1.6% have gained naturalized citizenship. At the same time, 0.2% of residents are non-citizens. There’s also a share of 0.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
98.2%
Non-U.S.-born citizens
1.6%
Non-citizens
0.2%
Value Percent YoY change
U.S.-born citizens 3,966 98.2% -6.4%
Non-U.S.-born citizens 63 1.6% 37.0%
Non-citizens 9 0.2% 12.5%
Racial breakdown
White
97.2%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0.8%
Native Hawaiian and other Pacific Islander
0%
Two or more races
0.3%
Other
1.7%
Value Percent
White 3,923 97.2%
Black or African American 2 0%
Asian 33 0.8%
Two or more races 12 0.3%
Other 68 1.7%

Households in Saint Thomas

A peek inside Saint Thomas households

Saint Thomas has 1,364 households, with an average of 3 members in each. Of these, 86.7% are families, while the remaining 13.3% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,364
-3.8% year-over-year change
Average people per household
3
Non-family households
182
Family households
1,182
Value Percent YoY change
Non-family households 182 13.3% 1.1%
Family households 1,182 86.7% -4.5%
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 Saint Thomas

The housing landscape of Saint Thomas

Saint Thomas's housing consists of 1,450 units, with 69.7% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 24.8% of the housing landscape.

Housing units
1,450
-1.5% year-over-year change
Housing types
Value Percent
1 unit, detached 1,010 69.7%
2 units 47 3.2%
3 or 4 units 33 2.3%
Mobile home 360 24.8%
Homes built since 2020
% year-over-year change

The age of buildings in Saint Thomas

In Saint Thomas, the median construction year is 1974. About 13.4% of homes were built before the 1940s, with another 10.1% 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 195 13.4% 16.1%
Built between 1940 and 1949 146 10.1% 5.0%
Built between 1950 and 1959 93 6.4% -31.6%
Built between 1960 and 1969 138 9.5% -35.5%
Built between 1970 and 1979 343 23.7% 16.7%
Built between 1980 and 1989 72 5% 125.0%
Built between 1990 and 1999 192 13.2% -12.3%
Built between 2000 and 2009 180 12.4% -25.0%
Built between 2010 and 2019 91 6.3% 203.3%
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.

Saint Thomas occupancy rates

Out of the 1,364 occupied housing units in Saint Thomas, 79.4% are owner-occupied, while 20.6% are lived in by tenants. Meanwhile, 5.9% of all homes on the local market sit vacant.

Occupied housing units
1,364
-3.8% year-over-year change
Occupancy breakdown
Renter occupied
281
Owner occupied
1,083
Value Percent YoY
change
Renter occupied 281 20.6% -10.2%
Owner occupied 1,083 79.4% -2.0%
Unoccupied housing units
5.9%
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.

Saint Thomas housing costs

Housing costs in Saint Thomas come to a median of $1,130 per month, while tenants specifically pay a median gross rent of $1,101.

Median housing costs per month
$1,130/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 Saint Thomas
$1,101/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 Saint Thomas

Saint Thomas education at a glance

About 56.7% of the population in Saint Thomas went to high school, while 13% pursued college studies. Another 7.3% earned an associate degree and 14.2% hold a bachelor’s. Meanwhile, 3.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 146 5% -5.8%
High school diploma 1,650 56.7% -15.5%
College diploma 378 13% -11.3%
Associate degree 213 7.3% 76.0%
Bachelor's degree 415 14.2% 15.6%
Graduate degree 110 3.8% -17.3%
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 Saint Thomas

How much people earn in Saint Thomas

The average annual household income in Saint Thomas was $93,299 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.6% change from the previous year. At the same time, the median income stood at $73,629, reflecting a +3.1% shift over the same period.

Average household income in Saint Thomas
$93,299/year
2.6% year-over-year change
Median household income in Saint Thomas
$73,629/year
3.1% year-over-year change

Saint Thomas income by age

In Saint Thomas, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $74,909. Those with someone between 45 and 64 in charge, often well established professionally, earn $62,025 overall. Overall, 90.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $74,909 -19.0%
45 - 64 $62,025 4.4%
Above poverty level
3,561
Below poverty level
379
Value Percent YoY
change
Above poverty level 3,561 90.4% -9.0%
Below poverty level 379 9.6% 1.1%

Employment in Saint Thomas

Workforce and job types in Saint Thomas

66.3% of the working population are employed in professional or administrative positions, while 33.7% are in hands-on or service-based jobs. Also, 13.1% run their own businesses, 70.8% are employed by private companies, and 5% work in the public sector.

Workforce demographics

White collar
1,206
Blue collar
612
Value Percent YoY change
White collar 1,206 66.3% 3.2%
Blue collar 612 33.7% -25.4%
Employer type
Self employees
13.1%
Private companies
70.8%
Governmental workers
5%
Not for profit companies
11.1%
Value Percent YoY change
Self employees 238 13.1% -10.2%
Private companies 1,288 70.8% -7.7%
Governmental workers 91 5% -20.9%
Not for profit companies 201 11.1% -6.1%

Transportation in Saint Thomas

How people get around in Saint Thomas

Commuting methods vary: 98.3% of residents travel by personal vehicle and 1.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 1,663 98.3% -10.8%
Bus or trolleybus 2 0.1% 0.0%
Walk 27 1.6% 22.7%
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 Saint Thomas by zipcode?

Zipcode Population Number of households Median income Average income
17252 4,038 1,364 $73,629 $93,299

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FAQs about Saint Thomas demographics 

What is the total population of Saint Thomas?

Saint Thomas has a total population of 4,038 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 -5.9% compared to a year ago.

What is the gender ratio in Saint Thomas?

The gender ratio in Saint Thomas is as follows:
  • 50.7% males (2,046 residents)
  • 49.3% females (1,992 residents)

What is the median age in Saint Thomas?

The median age in Saint Thomas is 40.2.

What is the age distribution of the population in Saint Thomas?

The age distribution in Saint Thomas is as follows:
  • Under 15: 21.7% (876 residents)
  • Ages 15-24: 12.6% (507 residents)
  • Ages 25-44: 23.7% (958 residents)
  • Ages 45-64: 26.8% (1,083 residents)
  • Over 65: 15.2% (614 residents)

What is the racial and ethnic makeup of Saint Thomas?

The racial and ethnic makeup of Saint Thomas is as follows:
  • White: 97.2% (3,923 residents)
  • Black or African American: 0% (2 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0.8% (33 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 0.3% (12 residents)
  • Other: 1.7% (68 residents)

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

U.S.-born citizens represent 98.2% of the population in Saint Thomas.

How many housing units are there in Saint Thomas?

There are 1,450 housing units in Saint Thomas, reflecting a -1.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Saint Thomas has a total of 1,364 households, with an average of 3 people in each.

What is the median household income in Saint Thomas?

Saint Thomas has a median household income of $73,629, representing a +3.1% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Saint Thomas?

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

Job types:
  • White-collar workers: 66.3% (1,206 residents)
  • Blue-collar workers: 33.7% (612 residents)

Places of employment:
  • Self-employed: 13.1% (238 residents)
  • Private companies: 70.8% (1,288 residents)
  • Governmental workers: 5% (91 residents)
  • Not-for-profit companies: 11.1% (201 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