Olathe, CO Demographics

Population 5,927 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Olathe, CO map of median age by neighborhood
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Population and households in Olathe

Household size in Olathe

Household size, people per household
PeriodOlatheColoradoU.S.
2006–102.572.572.68
2010–142.752.632.73
2015–192.552.642.71
2020–242.782.542.65
Change+0.20−0.04−0.03
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Households in Olathe average 2.78 people, a bit above the national 2.65, so families with children are somewhat more common here. Household size has climbed from 2.57 in 2006–10, even as the national average fell. Households are largest in the southeast and smallest in the southwest.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Olathe

Median age, years
PeriodOlatheColoradoU.S.
2006–1041.236.937.7
2010–1438.937.738.6
2015–1945.938.539.6
2020–2440.239.140.1
Change−1.1+2.1+2.3
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At 40.2, the median age in Olathe is close to the national median of 40.1, so its age mix looks much like the country's. The median age has dropped from 41.2 in 2006–10, even as the national median rose. Residents skew youngest in the center and oldest in the southwest.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Olathe

Single-parent households, % of households
PeriodOlatheColoradoU.S.
2006–108.2%10.5%12.3%
2010–1414.0%10.8%12.3%
2015–1910.3%9.5%11.6%
2020–247.2%9.3%11.6%
Change−1.0 pts−1.1 pts−0.6 pts
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Single-parent households are relatively rare in Olathe: 7.2% of households, against 11.6% nationally. The single-parent share is down 1.0 points from 2006–10, mirroring the country.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Olathe

Renters in Olathe

Renters, % of occupied homes
PeriodOlatheColoradoU.S.
2006–1022.4%32.4%33.3%
2010–1432.8%35.2%35.6%
2015–1922.9%34.8%36.0%
2020–2423.6%33.8%34.8%
Change+1.2 pts+1.4 pts+1.5 pts
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Only 23.6% of households in Olathe rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. About half of owners (50.1%) have paid off their mortgages, well above the national share of 39.8%. The renter share has edged up 1.2 points since 2006–10, as it has nationally.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Olathe

Vacant homes, % of all homes
PeriodOlatheColoradoU.S.
2006–1012.8%10.3%11.4%
2010–1411.0%8.7%11.4%
2015–1912.3%8.0%11.1%
2020–2411.7%7.3%9.6%
Change−1.1 pts−3.0 pts−1.8 pts
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A few more homes sit empty in Olathe than nationally: 11.7%, against 9.6%. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Since 2006–10, vacancy has edged down 1.1 points, in line with the national trend.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Olathe

Age of homes, median year built
PeriodOlatheColoradoU.S.
2006–10197619811974
2010–14198019821975
2015–19198319831977
2020–24198719881980
Change+11+7+6
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Homes in Olathe are newer than the national norm: the median home was built in 1987, versus 1980 across the U.S. The median year built has moved up from 1976 in 2006–10, a sign of steady new building. Newer construction is concentrated in the northwest, while the east has the oldest housing.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Olathe

Rent, per month
PeriodOlatheColoradoU.S.
2006–10$874$1,051$965
2010–14$820$1,165$1,040
2015–19$839$1,450$1,213
2020–24$1,294$1,963$1,571
Change+$420+$912+$606
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A typical rental in Olathe costs $1,294 a month with utilities, below the national median of $1,571. Rents are up $420 a month from 2006–10, a 48% rise, a slower climb than the nation's. The typical renter here spends 27.5% of household income on rent, just under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally. Renters on a budget will find the lowest rents in the center; the highest are in the northeast.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Olathe

Bachelor's degrees in Olathe

Bachelor's degrees, % of adults 25+
PeriodOlatheColoradoU.S.
2006–1014.5%36.4%28.4%
2010–1412.9%37.8%29.6%
2015–1914.5%40.9%32.1%
2020–2415.8%45.9%35.6%
Change+1.3 pts+9.4 pts+7.2 pts
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College degrees are relatively uncommon in Olathe: 15.8% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%. The share with a degree is up 1.3 points from 2006–10, a smaller shift than nationally. Of the 133 Colorado cities with 5,000+ people, only four have a lower share of college graduates.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Olathe

High school graduates, % of adults 25+
PeriodOlatheColoradoU.S.
2006–1080.7%89.5%84.9%
2010–1480.9%90.5%86.1%
2015–1983.0%91.8%87.7%
2020–2485.1%92.8%89.3%
Change+4.3 pts+3.3 pts+4.3 pts
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Just over one in seven adults in Olathe never finished high school, more than nationally: 85.1% have a diploma or equivalent, against 89.3% across the U.S. The share with a diploma has risen 4.3 points since 2006–10, as it has nationally. Olathe has a lower share of high school graduates than at least four in five Colorado cities.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Olathe

Unemployment, % of the labor force
PeriodOlatheColoradoU.S.
2006–106.0%6.8%8.1%
2010–149.6%7.9%9.4%
2015–197.0%4.4%5.6%
2020–244.7%4.6%5.4%
Change−1.3 pts−2.3 pts−2.7 pts
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At 4.7%, unemployment in Olathe is close to the national rate of 5.4%. Unemployment is down 1.3 points from 2006–10, mirroring the country. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Olathe compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Olathe2.7840.27.2%23.6%11.7%1987$1,29415.8%85.1%4.7%
Cory2.4752.35.1%10.8%7.3%1996$1,29110.2%95.8%1.8%
Delta2.4943.88.3%29.4%8.5%1981$1,10223.4%90.4%2.0%
Montrose2.3846.610.9%25.1%7.3%1990$1,39931.2%91.6%4.0%
North Delta2.3249.77.9%33.1%8.5%1982$97122.5%83.6%2.8%
Austin2.0159.83.0%16.5%8.0%1987$1,13523.3%94.0%6.5%
Orchard City2.3251.08.7%17.0%8.9%1983$1,10921.5%90.6%5.2%
Oak Grove2.6443.82.2%15.4%14.8%1995$1,33835.7%97.9%0.1%
Rogers Mesa2.7954.84.7%7.7%10.2%1991$1,27713.7%92.1%1.3%
Eckert2.9832.819.9%18.3%10.8%1980$1,24817.0%85.4%0.7%
Lazear2.5254.46.9%11.0%6.3%1981$1,42328.0%89.1%1.9%

All figures 2020–24.

Cities with similar populations: Morton, PA · Pierre Part, LA · Petersburg, MI · Petersburg, IL · Peshtigo, WI · Perryville, MD · Perry, UT · Perrineville, NJ · Perkins, OK · Penngrove, CA

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Olathe. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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