Welcome to Olathe ...

The city of Olathe is located in Johnson County<1> and is the County Seat for Johnson County.

While we don't have a date for the founding of Olathe, you might get a feel for it by knowing that during our research the earliest mention that we found (so far) was in a book dated 1895.

From the  Census Estimates for 2019, Olathe has a population of 140,648 people<2> (see below for details).

Olathe is 1,020 feet [311 m] above sea level.<3>.

Time Zone: Olathe lies in the Central Time Zone (CST/CDT) and observes daylight saving time

The area code for Olathe: (913)

The ZIP codes for Olathe: 66051, 66061-66063<4>

Websites for Olathe ...

Official Website:   www.olatheks.org/

Chamber of Commerce:   www.olathe.org/

Population Details ...

Taken from the 2019 Census Estimates, Olathe had an population of 140,648 people. This is an increase of 11.74% since the 2010 Census (or an increase of 51.3% since the 2000 Census).

At the time of the 2010 Census, Olathe had a population of 125,872 people (which is 23.13% of the total population of Johnson County). This makes Olathe the county's 2nd most populous community.

The population of Olathe represents 4.41% of the total population of Kansas (which has 2,853,118 people), making it the state's 5th most populous community.

With a 2010 count of 125,872 people, the population of Olathe increased 35.4% from the 2000 Census (which had a count of 92,962 people).

More information can be found on the Census Page for Olathe.

Communities Also Named Olathe ...

Using our Gazetteer, we found another community named Olathe - it's located in Colorado.

For more information, see our Tidbits & Trivia Page for Olathe.

Communities near Olathe ...

We have created a list of 10 communities that are near Olathe.

• Kansas City
  (19 miles [30.6 km] to the northeast)
  • Jump to our Gazetteer entry for Kansas City
  • Kansas City is located in Jackson County (MO)
  • Population from the 2020 Census: 497,159 people
  • Jump to TripAdvisor's Tourism page for Kansas City <5>
• Overland Park
  (7 miles [11.3 km] to the east)
  • Note: The GPS coordinates that we are using for Overland Park have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Overland Park
  • Overland Park is located in Johnson County
  • Population from the 2020 Census: 197,381 people
  • Jump to TripAdvisor's Tourism page for Overland Park <5>
• Kansas City
  (18 miles [29 km] to the northeast)
  • Jump to our Gazetteer entry for Kansas City
  • Kansas City is located in Wyandotte County
  • Population from the 2020 Census: 152,727 people
  • Jump to TripAdvisor's Tourism page for Kansas City <5>
• Shawnee
  (9 miles [14.5 km] to the north)
  • Note: The GPS coordinates that we are using for Shawnee have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Shawnee
  • Shawnee is located in Johnson County
  • Population from the 2020 Census: 66,298 people
  • Jump to TripAdvisor's Tourism page for Shawnee <5>
• Lenexa
  (6 miles [9.7 km] to the northeast)
  • Note: The GPS coordinates that we are using for Lenexa have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Lenexa
  • Lenexa is located in Johnson County
  • Population from the 2020 Census: 56,156 people
  • Jump to TripAdvisor's Tourism page for Lenexa <5>
• Leawood
  (12 miles [19.3 km] to the northeast)
  • Jump to our Gazetteer entry for Leawood
  • Leawood is located in Johnson County
  • Population from the 2020 Census: 34,669 people
  • Jump to TripAdvisor's Tourism page for Leawood <5>
• Grandview
  (16 miles [25.7 km] to the east)
  • Note: The GPS coordinates that we are using for Grandview have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Grandview
  • Grandview is located in Jackson County (MO)
  • Population from the 2020 Census: 24,711 people
  • Jump to TripAdvisor's Tourism page for Grandview <5>
• Belton
  (16 miles [25.7 km] to the east)
  • Note: The GPS coordinates that we are using for Belton have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Belton
  • Belton is located in Cass County (MO)
  • Population from the 2020 Census: 23,793 people
  • Jump to TripAdvisor's Tourism page for Belton <5>
• Gardner
  (7 miles [11.3 km] to the southwest)
  • Note: The GPS coordinates that we are using for Gardner have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Gardner
  • Gardner is located in Johnson County
  • Population from the 2020 Census: 22,370 people
  • Jump to TripAdvisor's Tourism page for Gardner <5>
• Prairie Village
  (12 miles [19.3 km] to the northeast)
  • Note: The GPS coordinates that we are using for Prairie Village have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Prairie Village
  • Prairie Village is located in Johnson County
  • Population from the 2020 Census: 22,315 people
  • Jump to TripAdvisor's Tourism page for Prairie Village <5>

To Help With Your Genealogy Research ...

We have a couple of sections for those tracing their genealogy.

We created a list of cemeteries that are in the area around Olathe. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Olathe.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Olathe. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Olathe.

We also have a detailed list of newspapers that have been published in the area around Olathe. Our list includes 36 papers. See our Newspapers Page for Olathe.

TripAdvisor Tourism Pages for Olathe ...

Looking for more information about Olathe? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.

In addition to the Tourism page for Olathe, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Olathe.

Adding Olathe to Our Gazetteer ...

We originally found mention of Olathe in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.

From our notes, the earliest published mention we've found for Olathe was in the book titled Business Atlas and Shippers' Guide (1895).

We also found Olathe on a map titled Rand McNally Map of Kansas (1911).

For more details, see References and Mentions for Olathe.

Off-the-Road Links ...

The official website for Olathe: www.olatheks.org/

The official website for Johnson County: www.jocoks.com/

The official website for State of Kansas: https://portal.kansas.gov/