Thornburg, PA demographics:
population, income, and more

Total population
1,152
-0.3% year-over-year change
Median household income
$70,991/yr
0.1% year-over-year change
Housing units
577
-1.5% year-over-year change

Thornburg population

How many people live in Thornburg

Thornburg is home to 1,152 residents, according to the most recent Census data. Gender-wise, 49% of Thornburg locals are male, and 51% are female.

Total population
1,152
-0.3% year-over-year change
Gender ratio
Male
49%
565
Female
51%
587
Value Percent YoY change
Male 565 49% 3.1%
Female 587 51% -3.5%
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 Thornburg is 38, with the population distributed as follows: about 16.5% are children under 15, then 10.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 31.8% of the population, while another 23% fall into the 45 to 64 bracket. Finally, around 17.8% are 65 or older.

Median age
38
Age breakdown
Under 15
16.5%
15 to 24
10.9%
25 to 44
31.8%
45 to 64
23%
Over 65
17.8%
Value Percent YoY change
Under 15 190 16.5% 3.3%
15 to 24 126 10.9% 2.4%
25 to 44 366 31.8% -3.2%
45 to 64 265 23% -4.7%
Over 65 205 17.8% 6.8%
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 Thornburg, 91.7% of the population are US-born citizens, while 3.8% have gained naturalized citizenship. At the same time, 4.5% of residents are non-citizens. As for race, 73.7% of locals are Caucasian, 12.2% are African American and 6.3% have Asian roots. There’s also a share of 6.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
91.7%
Non-U.S.-born citizens
3.8%
Non-citizens
4.5%
Value Percent YoY change
U.S.-born citizens 1,056 91.7% -1.1%
Non-U.S.-born citizens 44 3.8% 18.9%
Non-citizens 52 4.5% 4.0%
Racial breakdown
White
73.7%
Black or African American
12.2%
American Indian and Alaska Native
0.1%
Asian
6.3%
Native Hawaiian and other Pacific Islander
0%
Two or more races
6.4%
Other
1.2%
Value Percent
White 848 73.7%
Black or African American 141 12.2%
American Indian and Alaska Native 1 0.1%
Asian 73 6.3%
Two or more races 74 6.4%
Other 14 1.2%

Households in Thornburg

A peek inside Thornburg households

Thornburg has 546 households, with an average of 2 members in each. Of these, 50.2% are families, while the remaining 49.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
546
-1.1% year-over-year change
Average people per household
2
Non-family households
272
Family households
274
Value Percent YoY change
Non-family households 272 49.8% -2.5%
Family households 274 50.2% 0.7%
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 Thornburg

The housing landscape of Thornburg

Thornburg's housing consists of 577 units, with 48.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 11.4% 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 1.7% of the housing landscape.

Housing units
577
-1.5% year-over-year change
Housing types
Value Percent
1 unit, detached 282 48.9%
1 unit, attached 66 11.4%
2 units 32 5.6%
3 or 4 units 36 6.2%
5 to 9 units 42 7.3%
10 to 19 units 25 4.3%
20 to 49 units 39 6.8%
50 or more units 45 7.8%
Mobile home 10 1.7%
Homes built since 2020
3
50.0% year-over-year change

The age of buildings in Thornburg

In Thornburg, the median construction year is 1957. About 33.4% of homes were built before the 1940s, with another 6.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 4% of homes were added from 2000 to 2009, 8.3% between 2010 and 2019, and 0.5% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 193 33.4% -1.5%
Built between 1940 and 1949 39 6.8% 2.6%
Built between 1950 and 1959 80 13.8% -3.6%
Built between 1960 and 1969 61 10.6% 3.4%
Built between 1970 and 1979 68 11.8% 1.5%
Built between 1980 and 1989 34 5.9% 6.2%
Built between 1990 and 1999 29 5% -14.7%
Built between 2000 and 2009 23 4% -25.8%
Built between 2010 and 2019 48 8.3% 6.7%
Built in 2020 or later 3 0.5% 50.0%
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.

Thornburg occupancy rates

Out of the 546 occupied housing units in Thornburg, 54.4% are owner-occupied, while 45.4% are lived in by tenants. Meanwhile, 5.4% of all homes on the local market sit vacant.

Occupied housing units
546
-1.1% year-over-year change
Occupancy breakdown
Renter occupied
248
Owner occupied
297
Value Percent YoY
change
Renter occupied 248 45.4% -5.0%
Owner occupied 297 54.4% 2.1%
Unoccupied housing units
5.4%
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.

Thornburg housing costs

Housing costs in Thornburg come to a median of $1,149 per month, while tenants specifically pay a median gross rent of $1,231.

Median housing costs per month
$1,149/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 Thornburg
$1,231/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 Thornburg

Thornburg education at a glance

About 32.7% of the population in Thornburg went to high school, while 17.4% pursued college studies. Another 11.2% earned an associate degree and 26% hold a bachelor’s. Meanwhile, 11.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 12 1.3% 20.0%
High school diploma 301 32.7% 2.0%
College diploma 160 17.4% -1.2%
Associate degree 103 11.2% -7.2%
Bachelor's degree 239 26% -4.4%
Graduate degree 106 11.5% -1.9%
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 Thornburg

How much people earn in Thornburg

The average annual household income in Thornburg was $91,980 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.1% change from the previous year. At the same time, the median income stood at $70,991, reflecting a +0% shift over the same period.

Average household income in Thornburg
$91,980/year
-0.1% year-over-year change
Median household income in Thornburg
$70,991/year
0.1% year-over-year change

Thornburg income by age

In Thornburg, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $80,000. Those with someone between 45 and 64 in charge, often well established professionally, earn $83,456 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $48,110, while those led by someone over 65, many of whom may be retired, have about $51,042 in earnings. Overall, 87.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $48,110 16.9%
25 - 44 $80,000 -3.9%
45 - 64 $83,456 -3.5%
Over 65 $51,042 -3.5%
Above poverty level
992
Below poverty level
138
Value Percent YoY
change
Above poverty level 992 87.8% -1.0%
Below poverty level 138 12.2% 0.7%

Employment in Thornburg

Workforce and job types in Thornburg

77.7% of the working population are employed in professional or administrative positions, while 22.3% are in hands-on or service-based jobs. Also, 7.1% run their own businesses, 69% are employed by private companies, and 10.1% work in the public sector.

Workforce demographics

White collar
495
Blue collar
142
Value Percent YoY change
White collar 495 77.7% -3.5%
Blue collar 142 22.3% 1.4%
Employer type
Self employees
7.1%
Private companies
69%
Governmental workers
10.1%
Not for profit companies
13.8%
Value Percent YoY change
Self employees 45 7.1% 15.4%
Private companies 439 69% -5.4%
Governmental workers 64 10.1% -9.9%
Not for profit companies 88 13.8% 11.4%

Transportation in Thornburg

How people get around in Thornburg

In Thornburg, the average commute time is 1 minutes. Commuting methods vary: 92.6% 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.

Commute time
1 min
0.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 465 92.6% -5.1%
Bus or trolleybus 29 5.8% -23.7%
Walk 8 1.6% -20.0%
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 Thornburg by zipcode?

Zipcode Population Number of households Median income Average income
15205 24,060 11,392 $70,991 $93,011

Explore more communities

FAQs about Thornburg demographics 

What is the total population of Thornburg?

Thornburg has a total population of 1,152 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 -0.3% compared to a year ago.

What is the gender ratio in Thornburg?

The gender ratio in Thornburg is as follows:
  • 49% males (565 residents)
  • 51% females (587 residents)

What is the median age in Thornburg?

The median age in Thornburg is 38.

What is the age distribution of the population in Thornburg?

The age distribution in Thornburg is as follows:
  • Under 15: 16.5% (190 residents)
  • Ages 15-24: 10.9% (126 residents)
  • Ages 25-44: 31.8% (366 residents)
  • Ages 45-64: 23% (265 residents)
  • Over 65: 17.8% (205 residents)

What is the racial and ethnic makeup of Thornburg?

The racial and ethnic makeup of Thornburg is as follows:
  • White: 73.7% (848 residents)
  • Black or African American: 12.2% (141 residents)
  • American Indian and Alaska Native: 0.1% (1 residents)
  • Asian: 6.3% (73 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 6.4% (74 residents)
  • Other: 1.2% (14 residents)

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

U.S.-born citizens represent 91.7% of the population in Thornburg.

How many housing units are there in Thornburg?

There are 577 housing units in Thornburg, 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 Thornburg and what is the average household size?

Thornburg has a total of 546 households, with an average of 2 people in each.

What is the median household income in Thornburg?

Thornburg has a median household income of $70,991, representing a +0.1% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Thornburg?

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

Job types:
  • White-collar workers: 77.7% (495 residents)
  • Blue-collar workers: 22.3% (142 residents)

Places of employment:
  • Self-employed: 7.1% (45 residents)
  • Private companies: 69% (439 residents)
  • Governmental workers: 10.1% (64 residents)
  • Not-for-profit companies: 13.8% (88 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