Ottawa, KS demographics:
population, income, and more
Ottawa population
How many people live in Ottawa
Ottawa is home to 12,678 residents, according to the most recent Census data. Gender-wise, 50.2% of Ottawa locals are male, and 49.8% are female.
Age demographics
The median age in Ottawa is 37, with the population distributed as follows: about 18.8% are children under 15, then 16.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 24% of the population, while another 25.9% fall into the 45 to 64 bracket. Finally, around 14.9% are 65 or older.
Racial makeup
In Ottawa, 97.3% of the population are US-born citizens, while 0.9% have gained naturalized citizenship. At the same time, 1.8% of residents are non-citizens. As for race, 89.6% of locals are Caucasian, 1.7% are African American and 0.9% have Asian roots. There’s also a share of 6.7% that includes residents with two or more races.
Households in Ottawa
A peek inside Ottawa households
Ottawa has 5,233 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
Housing in Ottawa
The housing landscape of Ottawa
Ottawa's housing consists of 5,583 units, with 66.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 3.1% 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 7.5% of the housing landscape.
The age of buildings in Ottawa
In Ottawa, the median construction year is 1967. About 24.4% of homes were built before the 1940s, with another 3.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 9.9% of homes were added from 2000 to 2009, 3.5% between 2010 and 2019, and 1% are part of the newest wave of development.
Ottawa occupancy rates
Out of the 5,233 occupied housing units in Ottawa, 59.8% are owner-occupied, while 40.2% are lived in by tenants. Meanwhile, 6.3% of all homes on the local market sit vacant.
Ottawa housing costs
Housing costs in Ottawa come to a median of $1,107 per month, while tenants specifically pay a median gross rent of $1,032.
Education in Ottawa
Ottawa education at a glance
About 42.9% of the population in Ottawa went to high school, while 24.5% pursued college studies. Another 8.6% earned an associate degree and 15.2% hold a bachelor’s. Meanwhile, 7.7% went even further, earning a master’s or doctorate.
Income in Ottawa
How much people earn in Ottawa
The average annual household income in Ottawa was $78,671 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.8% change from the previous year. At the same time, the median income stood at $71,699, reflecting a +10.9% shift over the same period.
Ottawa income by age
In Ottawa, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $94,256. Those with someone between 45 and 64 in charge, often well established professionally, earn $64,021 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $43,194, while those led by someone over 65, many of whom may be retired, have about $64,167 in earnings. Overall, 91.1% of the locals in this community live above the poverty line.
Average renter income in Ottawa
To get a better sense of what renters earn on average in Ottawa, their median household income was $36,750 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 33.7%, shows what portion of their earnings goes toward housing expenses.
Employment in Ottawa
Workforce and job types in Ottawa
The job market in Ottawa is powered by 6,732 working residents, spread across a range of industries and roles. 71% of the working population are employed in professional or administrative positions, while 29% are in hands-on or service-based jobs. Also, 6.8% run their own businesses, 73.3% are employed by private companies, and 14.4% work in the public sector.
Workforce demographics
Available workforce
The unemployment rate in Ottawa stands at 2.9%, representing the share of the workforce currently without a job and actively looking for one.
Transportation in Ottawa
How people get around in Ottawa
Commuting methods vary: 84.5% 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.
What is the median and average household income in Ottawa by zipcode?
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FAQs about Ottawa demographics
What is the total population of Ottawa?
What is the gender ratio in Ottawa?
- 50.2% males (6,366 residents)
- 49.8% females (6,312 residents)
What is the median age in Ottawa?
What is the age distribution of the population in Ottawa?
- Under 15: 18.8% (2,384 residents)
- Ages 15-24: 16.5% (2,088 residents)
- Ages 25-44: 24% (3,036 residents)
- Ages 45-64: 25.9% (3,281 residents)
- Over 65: 14.9% (1,889 residents)
What is the racial and ethnic makeup of Ottawa?
- White: 89.6% (11,363 residents)
- Black or African American: 1.7% (213 residents)
- American Indian and Alaska Native: 0.9% (111 residents)
- Asian: 0.9% (109 residents)
- Native Hawaiian and Other Pacific Islander: 0% (6 residents)
- Two or More Races: 6.7% (846 residents)
- Other: 0.2% (30 residents)
What percentage of the population in Ottawa are U.S.-born citizens?
How many housing units are there in Ottawa?
How many households are in Ottawa and what is the average household size?
What is the median household income in Ottawa?
What is the employment rate and job market overview for Ottawa?
Job types:
- White-collar workers: 71% (4,777 residents)
- Blue-collar workers: 29% (1,955 residents)
Places of employment:
- Self-employed: 6.8% (460 residents)
- Private companies: 73.3% (4,934 residents)
- Governmental workers: 14.4% (970 residents)
- Not-for-profit companies: 5.5% (368 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.