Onondaga, NY demographics:
population, income, and more

Total population
18,517
-0.9% year-over-year change
Median household income
$89,294/yr
-1.6% year-over-year change
Housing units
7,632
-1.0% year-over-year change

Onondaga population

How many people live in Onondaga

Onondaga is home to 18,517 residents, according to the most recent Census data. Gender-wise, 48% of Onondaga locals are male, and 52% are female.

Total population
18,517
-0.9% year-over-year change
Gender ratio
Male
48%
8,883
Female
52%
9,634
Value Percent YoY change
Male 8,883 48% -4.1%
Female 9,634 52% 2.2%
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 Onondaga is 47, with the population distributed as follows: about 15.5% are children under 15, then 13.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 20.6% of the population, while another 26.7% fall into the 45 to 64 bracket. Finally, around 23.6% are 65 or older.

Median age
47
Age breakdown
Under 15
15.5%
15 to 24
13.5%
25 to 44
20.6%
45 to 64
26.7%
Over 65
23.6%
Value Percent YoY change
Under 15 2,862 15.5% -5.0%
15 to 24 2,505 13.5% 6.0%
25 to 44 3,824 20.6% -3.9%
45 to 64 4,946 26.7% -4.6%
Over 65 4,379 23.6% 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 Onondaga, 95% of the population are US-born citizens, while 3.9% have gained naturalized citizenship. At the same time, 1.1% of residents are non-citizens. As for race, 84.1% of locals are Caucasian, 4.6% are African American and 1.4% have Asian roots. There’s also a share of 6.2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95%
Non-U.S.-born citizens
3.9%
Non-citizens
1.1%
Value Percent YoY change
U.S.-born citizens 17,594 95% -0.5%
Non-U.S.-born citizens 719 3.9% -9.2%
Non-citizens 204 1.1% -8.1%
Racial breakdown
White
84.1%
Black or African American
4.6%
American Indian and Alaska Native
2.2%
Asian
1.4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
6.2%
Other
1.5%
Value Percent
White 15,573 84.1%
Black or African American 856 4.6%
American Indian and Alaska Native 398 2.2%
Asian 261 1.4%
Two or more races 1,154 6.2%
Other 274 1.5%

Households in Onondaga

A peek inside Onondaga households

Onondaga has 7,252 households, with an average of 2 members in each. Of these, 65.8% are families, while the remaining 34.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
7,252
0.3% year-over-year change
Average people per household
2
Non-family households
2,480
Family households
4,771
Value Percent YoY change
Non-family households 2,480 34.2% 1.9%
Family households 4,771 65.8% -0.6%
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 Onondaga

The housing landscape of Onondaga

Onondaga's housing consists of 7,632 units, with 84.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.7% 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 0.7% of the housing landscape.

Housing units
7,632
-1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 6,431 84.3%
1 unit, attached 52 0.7%
2 units 68 0.9%
3 or 4 units 258 3.4%
5 to 9 units 448 5.9%
10 to 19 units 22 0.3%
20 to 49 units 112 1.5%
50 or more units 189 2.5%
Mobile home 52 0.7%
Homes built since 2020
2
% year-over-year change

The age of buildings in Onondaga

In Onondaga, the median construction year is 1962. About 11.3% of homes were built before the 1940s, with another 5.3% 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 864 11.3% -7.1%
Built between 1940 and 1949 404 5.3% 2.3%
Built between 1950 and 1959 1,256 16.4% -5.7%
Built between 1960 and 1969 891 11.7% -3.4%
Built between 1970 and 1979 1,114 14.6% -3.6%
Built between 1980 and 1989 1,043 13.7% 4.2%
Built between 1990 and 1999 895 11.7% 11.3%
Built between 2000 and 2009 930 12.2% 3.9%
Built between 2010 and 2019 234 3.1% -14.9%
Built in 2020 or later 2 0% N/A
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.

Onondaga occupancy rates

Out of the 7,252 occupied housing units in Onondaga, 83.4% are owner-occupied, while 16.6% are lived in by tenants. Meanwhile, 5% of all homes on the local market sit vacant.

Occupied housing units
7,252
0.3% year-over-year change
Occupancy breakdown
Renter occupied
1,201
Owner occupied
6,051
Value Percent YoY
change
Renter occupied 1,201 16.6% 15.5%
Owner occupied 6,051 83.4% -2.3%
Unoccupied housing units
5.0%
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.

Onondaga housing costs

Housing costs in Onondaga come to a median of $1,242 per month, while tenants specifically pay a median gross rent of $1,132.

Median housing costs per month
$1,242/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 Onondaga
$1,132/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 Onondaga

Onondaga education at a glance

About 26.2% of the population in Onondaga went to high school, while 15.8% pursued college studies. Another 11.5% earned an associate degree and 25.3% hold a bachelor’s. Meanwhile, 19.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 288 1.9% 10.8%
High school diploma 3,929 26.2% -1.9%
College diploma 2,373 15.8% -6.5%
Associate degree 1,721 11.5% -4.0%
Bachelor's degree 3,790 25.3% 5.9%
Graduate degree 2,866 19.2% -1.6%
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 Onondaga

How much people earn in Onondaga

The average annual household income in Onondaga was $105,852 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.8% change from the previous year. At the same time, the median income stood at $89,294, reflecting a -1.6% shift over the same period.

Average household income in Onondaga
$105,852/year
1.8% year-over-year change
Median household income in Onondaga
$89,294/year
-1.6% year-over-year change

Onondaga income by age

In Onondaga, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $108,746. Those with someone between 45 and 64 in charge, often well established professionally, earn $113,576 overall. Overall, 95.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $108,746 14.5%
45 - 64 $113,576 -14.8%
Over 65 $63,908 -3.7%
Above poverty level
16,556
Below poverty level
719
Value Percent YoY
change
Above poverty level 16,556 95.8% -1.1%
Below poverty level 719 4.2% 3.5%

Employment in Onondaga

Workforce and job types in Onondaga

85.8% of the working population are employed in professional or administrative positions, while 14.2% are in hands-on or service-based jobs. Also, 7.3% run their own businesses, 54.8% are employed by private companies, and 25.9% work in the public sector.

Workforce demographics

White collar
7,934
Blue collar
1,312
Value Percent YoY change
White collar 7,934 85.8% -1.4%
Blue collar 1,312 14.2% -12.8%
Employer type
Self employees
7.3%
Private companies
54.8%
Governmental workers
25.9%
Not for profit companies
12%
Value Percent YoY change
Self employees 673 7.3% -7.7%
Private companies 5,069 54.8% -4.8%
Governmental workers 2,395 25.9% 2.4%
Not for profit companies 1,108 12% -4.5%

Transportation in Onondaga

How people get around in Onondaga

Commuting methods vary: 97.5% of residents travel by personal vehicle and 2% 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 7,795 97.5% -5.6%
Taxicab 2 0% -71.4%
Bus or trolleybus 38 0.5% 81.0%
Walk 157 2% 12.9%
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 Onondaga by zipcode?

Zipcode Population Number of households Median income Average income
13215 14,751 5,654 $113,864 $151,858
13219 14,744 6,180 $85,149 $103,520
13110 2,494 1,020 $93,438 $117,512
13120 1,625 702 $55,682 $79,036

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FAQs about Onondaga demographics 

What is the total population of Onondaga?

Onondaga has a total population of 18,517 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 -0.9% compared to a year ago.

What is the gender ratio in Onondaga?

The gender ratio in Onondaga is as follows:
  • 48% males (8,883 residents)
  • 52% females (9,634 residents)

What is the median age in Onondaga?

The median age in Onondaga is 47.

What is the age distribution of the population in Onondaga?

The age distribution in Onondaga is as follows:
  • Under 15: 15.5% (2,862 residents)
  • Ages 15-24: 13.5% (2,505 residents)
  • Ages 25-44: 20.6% (3,824 residents)
  • Ages 45-64: 26.7% (4,946 residents)
  • Over 65: 23.6% (4,379 residents)

What is the racial and ethnic makeup of Onondaga?

The racial and ethnic makeup of Onondaga is as follows:
  • White: 84.1% (15,573 residents)
  • Black or African American: 4.6% (856 residents)
  • American Indian and Alaska Native: 2.2% (398 residents)
  • Asian: 1.4% (261 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 6.2% (1,154 residents)
  • Other: 1.5% (274 residents)

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

U.S.-born citizens represent 95% of the population in Onondaga.

How many housing units are there in Onondaga?

There are 7,632 housing units in Onondaga, reflecting a -1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Onondaga has a total of 7,252 households, with an average of 2 people in each.

What is the median household income in Onondaga?

Onondaga has a median household income of $89,294, representing a -1.6% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Onondaga?

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

Job types:
  • White-collar workers: 85.8% (7,934 residents)
  • Blue-collar workers: 14.2% (1,312 residents)

Places of employment:
  • Self-employed: 7.3% (673 residents)
  • Private companies: 54.8% (5,069 residents)
  • Governmental workers: 25.9% (2,395 residents)
  • Not-for-profit companies: 12% (1,108 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