Jefferson, Allen County, IN demographics:
population, income, and more

Total population
10,167
3.6% year-over-year change
Median household income
$72,813/yr
11.1% year-over-year change
Housing units
4,298
2.5% year-over-year change

Jefferson population

How many people live in Jefferson

Jefferson is home to 10,167 residents, according to the most recent Census data. Gender-wise, 48.9% of Jefferson locals are male, and 51.1% are female.

Total population
10,167
3.6% year-over-year change
Gender ratio
Male
48.9%
4,975
Female
51.1%
5,192
Value Percent YoY change
Male 4,975 48.9% 3.9%
Female 5,192 51.1% 3.4%
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 Jefferson is 42, with the population distributed as follows: about 21.4% are children under 15, then 11.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.1% of the population, while another 24.4% fall into the 45 to 64 bracket. Finally, around 18.5% are 65 or older.

Median age
41.7
Age breakdown
Under 15
21.4%
15 to 24
11.5%
25 to 44
24.1%
45 to 64
24.4%
Over 65
18.5%
Value Percent YoY change
Under 15 2,180 21.4% 0.5%
15 to 24 1,168 11.5% 3.1%
25 to 44 2,454 24.1% 1.2%
45 to 64 2,485 24.4% 6.1%
Over 65 1,880 18.5% 8.1%
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 Jefferson, 90.6% of the population are US-born citizens, while 5.6% have gained naturalized citizenship. At the same time, 3.8% of residents are non-citizens. As for race, 72% of locals are Caucasian, 11.6% are African American and 7.5% have Asian roots. Another 0.4% are Indigenous American, 0.1% are Pacific Islanders, while 2.2% identify as another race. There’s also a share of 6.2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90.6%
Non-U.S.-born citizens
5.6%
Non-citizens
3.8%
Value Percent YoY change
U.S.-born citizens 9,212 90.6% 3.7%
Non-U.S.-born citizens 572 5.6% 9.4%
Non-citizens 384 3.8% -5.0%
Racial breakdown
White
72%
Black or African American
11.6%
American Indian and Alaska Native
0.4%
Asian
7.5%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
6.2%
Other
2.2%
Value Percent
White 7,318 72%
Black or African American 1,183 11.6%
American Indian and Alaska Native 37 0.4%
Asian 763 7.5%
Native Hawaiian and other Pacific Islander 9 0.1%
Two or more races 632 6.2%
Other 225 2.2%

Households in Jefferson

A peek inside Jefferson households

Jefferson has 4,098 households, with an average of 2 members in each. Of these, 62.4% are families, while the remaining 37.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
4,098
3.8% year-over-year change
Average people per household
2
Non-family households
1,543
Family households
2,555
Value Percent YoY change
Non-family households 1,543 37.6% 3.7%
Family households 2,555 62.4% 3.8%
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 Jefferson

The housing landscape of Jefferson

Jefferson's housing consists of 4,298 units, with 76.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.8% 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 3.3% of the housing landscape.

Housing units
4,298
2.5% year-over-year change
Housing types
Value Percent
1 unit, detached 3,285 76.4%
1 unit, attached 76 1.8%
2 units 21 0.5%
3 or 4 units 128 3%
5 to 9 units 288 6.7%
10 to 19 units 127 3%
20 to 49 units 104 2.4%
50 or more units 129 3%
Mobile home 140 3.3%
Homes built since 2020
96
68.4% year-over-year change

The age of buildings in Jefferson

In Jefferson, the median construction year is 1975. About 8.4% of homes were built before the 1940s, with another 3.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 12.3% of homes were added from 2000 to 2009, 5.6% between 2010 and 2019, and 2.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 363 8.4% -4.5%
Built between 1940 and 1949 133 3.1% -13.1%
Built between 1950 and 1959 554 12.9% -3.1%
Built between 1960 and 1969 783 18.2% 5.5%
Built between 1970 and 1979 717 16.7% -5.0%
Built between 1980 and 1989 411 9.6% -2.4%
Built between 1990 and 1999 474 11% -0.4%
Built between 2000 and 2009 530 12.3% 15.5%
Built between 2010 and 2019 239 5.6% 34.3%
Built in 2020 or later 96 2.2% 68.4%
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.

Jefferson occupancy rates

Out of the 4,098 occupied housing units in Jefferson, 71.1% are owner-occupied, while 28.9% are lived in by tenants. Meanwhile, 4.7% of all homes on the local market sit vacant.

Occupied housing units
4,098
3.8% year-over-year change
Occupancy breakdown
Renter occupied
1,184
Owner occupied
2,914
Value Percent YoY
change
Renter occupied 1,184 28.9% 7.0%
Owner occupied 2,914 71.1% 2.5%
Unoccupied housing units
4.7%
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.

Jefferson housing costs

Housing costs in Jefferson come to a median of $881 per month, while tenants specifically pay a median gross rent of $886.

Median housing costs per month
$881/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 Jefferson
$886/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 Jefferson

Jefferson education at a glance

About 42.9% of the population in Jefferson went to high school, while 19.8% pursued college studies. Another 11.2% earned an associate degree and 13.9% hold a bachelor’s. Meanwhile, 5.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 515 6.8% 0.6%
High school diploma 3,242 42.9% 5.5%
College diploma 1,495 19.8% 8.2%
Associate degree 845 11.2% -1.5%
Bachelor's degree 1,053 13.9% -2.4%
Graduate degree 405 5.4% 23.9%
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 Jefferson

How much people earn in Jefferson

The average annual household income in Jefferson was $77,223 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.3% change from the previous year. At the same time, the median income stood at $72,813, reflecting a +11.1% shift over the same period.

Average household income in Jefferson
$77,223/year
6.3% year-over-year change
Median household income in Jefferson
$72,813/year
11.1% year-over-year change

Jefferson income by age

In Jefferson, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $81,974. Those with someone between 45 and 64 in charge, often well established professionally, earn $84,718 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $54,636, while those led by someone over 65, many of whom may be retired, have about $47,917 in earnings. Overall, 87.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $54,636 24.9%
25 - 44 $81,974 2.5%
45 - 64 $84,718 9.0%
Over 65 $47,917 5.7%
Above poverty level
8,628
Below poverty level
1,269
Value Percent YoY
change
Above poverty level 8,628 87.2% 2.8%
Below poverty level 1,269 12.8% 7.5%

Employment in Jefferson

Workforce and job types in Jefferson

66.7% of the working population are employed in professional or administrative positions, while 33.3% are in hands-on or service-based jobs. Also, 7% run their own businesses, 68.6% are employed by private companies, and 9.7% work in the public sector.

Workforce demographics

White collar
3,170
Blue collar
1,583
Value Percent YoY change
White collar 3,170 66.7% 5.8%
Blue collar 1,583 33.3% 0.4%
Employer type
Self employees
7%
Private companies
68.6%
Governmental workers
9.7%
Not for profit companies
14.7%
Value Percent YoY change
Self employees 331 7% 30.8%
Private companies 3,260 68.6% 1.6%
Governmental workers 463 9.7% 13.2%
Not for profit companies 700 14.7% -0.4%

Transportation in Jefferson

How people get around in Jefferson

In Jefferson, the average commute time is 3 minutes. Commuting methods vary: 98.3% of residents travel by personal vehicle and 0.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
3 min
0.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 4,240 98.3% 1.5%
Bus or trolleybus 32 0.7% 68.4%
Motorcycle 3 0.1% 200.0%
Bicycle 13 0.3% 30.0%
Walk 24 0.6% 41.2%
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 Jefferson by zipcode?

Zipcode Population Number of households Median income Average income
46773 3,474 1,424 $72,813 $87,577
46774 17,858 7,332 $76,292 $86,015
46816 19,514 7,557 $45,343 $58,586

Explore more communities

FAQs about Jefferson demographics 

What is the total population of Jefferson?

Jefferson has a total population of 10,167 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 +3.6% compared to a year ago.

What is the gender ratio in Jefferson?

The gender ratio in Jefferson is as follows:
  • 48.9% males (4,975 residents)
  • 51.1% females (5,192 residents)

What is the median age in Jefferson?

The median age in Jefferson is 41.7.

What is the age distribution of the population in Jefferson?

The age distribution in Jefferson is as follows:
  • Under 15: 21.4% (2,180 residents)
  • Ages 15-24: 11.5% (1,168 residents)
  • Ages 25-44: 24.1% (2,454 residents)
  • Ages 45-64: 24.4% (2,485 residents)
  • Over 65: 18.5% (1,880 residents)

What is the racial and ethnic makeup of Jefferson?

The racial and ethnic makeup of Jefferson is as follows:
  • White: 72% (7,318 residents)
  • Black or African American: 11.6% (1,183 residents)
  • American Indian and Alaska Native: 0.4% (37 residents)
  • Asian: 7.5% (763 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (9 residents)
  • Two or More Races: 6.2% (632 residents)
  • Other: 2.2% (225 residents)

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

U.S.-born citizens represent 90.6% of the population in Jefferson.

How many housing units are there in Jefferson?

There are 4,298 housing units in Jefferson, reflecting a +2.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Jefferson has a total of 4,098 households, with an average of 2 people in each.

What is the median household income in Jefferson?

Jefferson has a median household income of $72,813, representing a +11.1% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Jefferson?

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

Job types:
  • White-collar workers: 66.7% (3,170 residents)
  • Blue-collar workers: 33.3% (1,583 residents)

Places of employment:
  • Self-employed: 7% (331 residents)
  • Private companies: 68.6% (3,260 residents)
  • Governmental workers: 9.7% (463 residents)
  • Not-for-profit companies: 14.7% (700 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