Olathe, KS demographics:
population, income, and more

Total population
145,057
0.9% year-over-year change
Median household income
$114,009/yr
1.6% year-over-year change
Housing units
54,594
2.0% year-over-year change

Olathe population

How many people live in Olathe

Olathe is home to 145,057 residents, according to the most recent Census data. Gender-wise, 49.6% of Olathe locals are male, and 50.4% are female.

Total population
145,057
0.9% year-over-year change
Gender ratio
Male
49.6%
71,916
Female
50.4%
73,141
Value Percent YoY change
Male 71,916 49.6% 0.0%
Female 73,141 50.4% 1.8%
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 Olathe is 37, with the population distributed as follows: about 21% are children under 15, then 13.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 28% of the population, while another 24% fall into the 45 to 64 bracket. Finally, around 13.8% are 65 or older.

Median age
37.2
Age breakdown
Under 15
21%
15 to 24
13.1%
25 to 44
28%
45 to 64
24%
Over 65
13.8%
Value Percent YoY change
Under 15 30,493 21% -2.8%
15 to 24 19,065 13.1% 1.3%
25 to 44 40,660 28% 0.3%
45 to 64 34,889 24% 2.3%
Over 65 19,950 13.8% 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 Olathe, 87.7% of the population are US-born citizens, while 6.8% have gained naturalized citizenship. At the same time, 5.5% of residents are non-citizens. As for race, 75.8% of locals are Caucasian, 5.4% are African American and 4.3% have Asian roots. There’s also a share of 11.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
87.7%
Non-U.S.-born citizens
6.8%
Non-citizens
5.5%
Value Percent YoY change
U.S.-born citizens 127,209 87.7% 0.3%
Non-U.S.-born citizens 9,814 6.8% 4.9%
Non-citizens 8,034 5.5% 7.4%
Racial breakdown
White
75.8%
Black or African American
5.4%
American Indian and Alaska Native
0.2%
Asian
4.3%
Native Hawaiian and other Pacific Islander
0%
Two or more races
11.1%
Other
3.2%
Value Percent
White 109,918 75.8%
Black or African American 7,900 5.4%
American Indian and Alaska Native 303 0.2%
Asian 6,223 4.3%
Native Hawaiian and other Pacific Islander 19 0%
Two or more races 16,118 11.1%
Other 4,576 3.2%

Households in Olathe

A peek inside Olathe households

Olathe has 53,072 households, with an average of 3 members in each. Of these, 73.7% are families, while the remaining 26.3% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
53,072
2.1% year-over-year change
Average people per household
3
Non-family households
13,953
Family households
39,119
Value Percent YoY change
Non-family households 13,953 26.3% 0.9%
Family households 39,119 73.7% 2.5%
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 Olathe

The housing landscape of Olathe

Olathe's housing consists of 54,594 units, with 71.6% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 9.3% 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 1.3% of the housing landscape.

Housing units
54,594
2.0% year-over-year change
Housing types
Value Percent
1 unit, detached 39,115 71.6%
1 unit, attached 5,073 9.3%
2 units 354 0.6%
3 or 4 units 1,385 2.5%
5 to 9 units 1,932 3.5%
10 to 19 units 2,140 3.9%
20 to 49 units 1,988 3.6%
50 or more units 1,915 3.5%
Mobile home 692 1.3%
Homes built since 2020
1,684
94.5% year-over-year change

The age of buildings in Olathe

In Olathe, the median construction year is 1994. About 1.6% of homes were built before the 1940s, with another 1.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 23.2% of homes were added from 2000 to 2009, 12.2% between 2010 and 2019, and 3.1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 858 1.6% -14.4%
Built between 1940 and 1949 590 1.1% 16.4%
Built between 1950 and 1959 1,645 3% 14.6%
Built between 1960 and 1969 2,807 5.1% 2.3%
Built between 1970 and 1979 7,466 13.7% -0.3%
Built between 1980 and 1989 9,752 17.9% 0.6%
Built between 1990 and 1999 10,517 19.3% -0.3%
Built between 2000 and 2009 12,641 23.2% 2.9%
Built between 2010 and 2019 6,634 12.2% -4.8%
Built in 2020 or later 1,684 3.1% 94.5%
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.

Olathe occupancy rates

Out of the 53,072 occupied housing units in Olathe, 74.8% are owner-occupied, while 25.2% are lived in by tenants. Meanwhile, 2.8% of all homes on the local market sit vacant.

Occupied housing units
53,072
2.1% year-over-year change
Occupancy breakdown
Renter occupied
13,357
Owner occupied
39,715
Value Percent YoY
change
Renter occupied 13,357 25.2% -2.3%
Owner occupied 39,715 74.8% 3.7%
Unoccupied housing units
2.8%
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.

Olathe housing costs

Housing costs in Olathe come to a median of $1,708 per month, while tenants specifically pay a median gross rent of $1,314.

Median housing costs per month
$1,708/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 Olathe
$1,314/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 Olathe

Olathe education at a glance

About 23% of the population in Olathe went to high school, while 20.5% pursued college studies. Another 7.8% earned an associate degree and 29.3% hold a bachelor’s. Meanwhile, 17.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 2,503 2.3% 12.0%
High school diploma 24,653 23% 4.3%
College diploma 21,956 20.5% -3.8%
Associate degree 8,428 7.8% -1.3%
Bachelor's degree 31,424 29.3% 4.5%
Graduate degree 18,364 17.1% 2.8%
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 Olathe

How much people earn in Olathe

The average annual household income in Olathe was $137,006 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.2% change from the previous year. At the same time, the median income stood at $114,009, reflecting a +1.6% shift over the same period.

Average household income in Olathe
$137,006/year
3.2% year-over-year change
Median household income in Olathe
$114,009/year
1.6% year-over-year change

Olathe income by age

In Olathe, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $126,642. Those with someone between 45 and 64 in charge, often well established professionally, earn $136,378 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $62,100, while those led by someone over 65, many of whom may be retired, have about $76,219 in earnings. Overall, 94.4% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $62,100 25.7%
25 - 44 $126,642 2.9%
45 - 64 $136,378 2.5%
Over 65 $76,219 2.0%
Above poverty level
133,928
Below poverty level
7,993
Value Percent YoY
change
Above poverty level 133,928 94.4% 1.0%
Below poverty level 7,993 5.6% 1.6%

Average renter income in Olathe

To get a better sense of what renters earn on average in Olathe, their median household income was $54,391 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 29%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$54,391
Rent-to-income ratio
29%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Olathe

Workforce and job types in Olathe

The job market in Olathe is powered by 79,454 working residents, spread across a range of industries and roles. 83.5% of the working population are employed in professional or administrative positions, while 16.5% are in hands-on or service-based jobs. Also, 8.4% run their own businesses, 71.7% are employed by private companies, and 12.1% work in the public sector.

Workforce demographics

Working population
79,454
1.7% year-over-year change
White collar
66,354
Blue collar
13,100
Value Percent YoY change
White collar 66,354 83.5% 1.7%
Blue collar 13,100 16.5% 2.0%
Employer type
Self employees
8.4%
Private companies
71.7%
Governmental workers
12.1%
Not for profit companies
7.9%
Value Percent YoY change
Self employees 6,644 8.4% -0.1%
Private companies 56,963 71.7% 2.3%
Governmental workers 9,605 12.1% -3.7%
Not for profit companies 6,242 7.9% 7.9%
Unemployment rate
2.7%
-3.5% year-over-year change

Available workforce

The unemployment rate in Olathe stands at 2.7%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Olathe

How people get around in Olathe

In Olathe, the average commute time is 21 minutes. Commuting methods vary: 76.4% of residents travel by personal vehicle and 1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
21 min
-0.5% year-over-year change
Means of transportation
Value Percent YoY change
Car 59,825 76.4% -1.5%
Taxicab 152 0.2% 20.6%
Bus or trolleybus 127 0.2% -3.8%
Motorcycle 93 0.1% -30.6%
Bicycle 55 0.1% 3.8%
Walk 782 1% 21.1%
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 Olathe by zipcode?

Zipcode Population Number of households Median income Average income
66061 67,967 24,458 $110,176 $139,741
66062 78,841 29,206 $117,585 $136,536

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FAQs about Olathe demographics 

What is the total population of Olathe?

Olathe has a total population of 145,057 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 Olathe?

The gender ratio in Olathe is as follows:
  • 49.6% males (71,916 residents)
  • 50.4% females (73,141 residents)

What is the median age in Olathe?

The median age in Olathe is 37.2.

What is the age distribution of the population in Olathe?

The age distribution in Olathe is as follows:
  • Under 15: 21% (30,493 residents)
  • Ages 15-24: 13.1% (19,065 residents)
  • Ages 25-44: 28% (40,660 residents)
  • Ages 45-64: 24% (34,889 residents)
  • Over 65: 13.8% (19,950 residents)

What is the racial and ethnic makeup of Olathe?

The racial and ethnic makeup of Olathe is as follows:
  • White: 75.8% (109,918 residents)
  • Black or African American: 5.4% (7,900 residents)
  • American Indian and Alaska Native: 0.2% (303 residents)
  • Asian: 4.3% (6,223 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (19 residents)
  • Two or More Races: 11.1% (16,118 residents)
  • Other: 3.2% (4,576 residents)

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

U.S.-born citizens represent 87.7% of the population in Olathe.

How many housing units are there in Olathe?

There are 54,594 housing units in Olathe, reflecting a +2.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Olathe has a total of 53,072 households, with an average of 3 people in each.

What is the median household income in Olathe?

Olathe has a median household income of $114,009, representing a +1.6% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Olathe?

The employment rate is 97.3% in Olathe, with a workforce of 79,454 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 83.5% (66,354 residents)
  • Blue-collar workers: 16.5% (13,100 residents)

Places of employment:
  • Self-employed: 8.4% (6,644 residents)
  • Private companies: 71.7% (56,963 residents)
  • Governmental workers: 12.1% (9,605 residents)
  • Not-for-profit companies: 7.9% (6,242 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