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Welcome to Eureka ...

The city of Eureka is located in Woodford County<1> and is the County Seat for Woodford County.


The location of Eureka has been provided by the Geographic Names Information System (ie- the GNIS).<2>


The pronunciation of Eureka: u-REE-kuh<3>

While we don't have a date for the founding of Eureka, you might consider that their post office opened  in 1852.

When the people of Eureka refer to themselves (known as a demonym), they frequently use Eurekan<4>

From the  Census Estimates for 2019, Eureka has a population of 5,269 people<5> (see below for details).

Eureka is 730 feet [223 m] above sea level.<6>.

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

Eureka lies within the (309) area code.

The ZIP code for Eureka: 61530<7>

Population Details ...

Taken from the 2019 Census Estimates, Eureka had an population of 5,269 people. This is a decrease of 0.49% since the 2010 Census (or an increase of 8.17% since the 2000 Census).

At the time of the 2010 Census, Eureka had a population of 5,295 people (which is 13.69% of the total population of Woodford County). This makes Eureka the county's most populous community.

The population of Eureka represents 0.04% of the population of Illinois (which has 12,830,632 people), making it the state's 325th most populous community.

With a 2010 count of 5,295 people, the population of Eureka increased 8.7% from the 2000 Census (which had a count of 4,871 people).

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

Communities Also Named Eureka ...

Using our Gazetteer, we found that there are 68 communities that are also named Eureka - they are located in Alabama (2), Alaska (2), California (2), Colorado, Florida (2), Georgia (3), Indiana (3), Iowa (3), Kansas (6), Kentucky, Louisiana, Maine, Michigan (2), Minnesota, Mississippi, Missouri (4), Montana (2), Nebraska, Nevada (2), New York, North Carolina, Nova Scotia, Nunavut, Ohio (2), Oklahoma, Ontario, Pennsylvania (2), South Carolina (2), South Dakota, Tennessee (4), Texas (5), Utah, Virginia, Washington (2), West Virginia and Wisconsin.

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

Communities near Eureka ...

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

  • Peoria
    (16 miles [25.7 km] to the west)
  • East Peoria
    (15 miles [24.1 km] to the west)
    • Jump to our Gazetteer entry for East Peoria
    • East Peoria is located in Tazewell County
    • Population from the 2020 Census: 22,344 people
    • Former name for East Peoria:
    • Hilton
  • Washington
    (6 miles [9.7 km] to the west)
  • Morton
    (11 miles [17.7 km] to the southwest)
    • Jump to our Gazetteer entry for Morton
    • Morton is located in Tazewell County
    • Population from the 2020 Census: 16,232 people
    • Jump to TripAdvisor's Tourism page for Morton <8>
  • Chillicothe
    (18 miles [29 km] to the northwest)
  • Peoria Heights
    (15 miles [24.1 km] to the west)
  • Creve Coeur
    (17 miles [27.4 km] to the west)
    • Jump to our Gazetteer entry for Creve Coeur
    • Creve Coeur is located in Tazewell County
    • Population from the 2020 Census: 5,109 people
    • Former name for Creve Coeur:
    • Wesley City
    • Jump to TripAdvisor's Tourism page for Creve Coeur <8>
  • West Peoria
    (18 miles [29 km] to the west)
    • Note: The GPS coordinates that we are using for West Peoria have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for West Peoria
    • West Peoria is located in Peoria County
    • Population from the 2020 Census: 4,418 people
    • Jump to TripAdvisor's Tourism page for West Peoria <8>
  • Metamora
    (7 miles [11.3 km] to the northwest)
    • Note: The GPS coordinates that we are using for Metamora have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Metamora
    • Metamora is located in Woodford County
    • Population from the 2020 Census: 3,648 people
    • Jump to TripAdvisor's Tourism page for Metamora <8>
  • Germantown Hills
    (10 miles [16.1 km] to the west)
    • Note: The GPS coordinates that we are using for Germantown Hills have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Germantown Hills
    • Germantown Hills is located in Woodford County
    • Population from the 2020 Census: 3,390 people
    • Jump to TripAdvisor's Tourism page for Germantown Hills <8>

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 Eureka. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Eureka.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Eureka. 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 Eureka.

We also have a detailed list of newspapers that have been published in the area around Eureka. Our list includes 7 papers. See our Newspapers Page for Eureka.

TripAdvisor Tourism Pages for Eureka ...

Looking for more information about Eureka? 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 Eureka, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Eureka.

Adding Eureka to Our Gazetteer ...

We originally found mention of Eureka 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 Eureka was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<9>

From that list, the Eureka post office opened in 1852.

We also found Eureka in the book titled List of Post Offices in the United States (1870).

For more details, see References and Mentions for Eureka.

Unfortunately, we don't know of a website for Eureka. If you can help, please contact us through our Feedback Page.

The official website for State of Illinois: https://illinois.gov

Footnotes ...

<1>If you're interested in how the shape of Illinois' counties, including Woodford, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
<3>The pronunciation we've provided is our attempt to give a phonetic pronunciation for Eureka. While it might not be exactly right, hopefully it will be close. If we have it wrong or there's a better way to pronounce the name, please contact us through our Feedback Page.
<4>A demonym is the name for a resident of a community which is usually derived from (or is related to) the name of that community. In other words, it's how the residents of Eureka refer to themselves. It's important to note that there aren't any rules for taking a city's name and turning it into a demonym. A demonym is informal and while the majority of Eureka may use one name, keep in mind that others may use something different.
<5>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Eureka.
<6>The elevation is an estimate for the area around Eureka - it will be higher in some places and lower in others.
<7>ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a city (such as Eureka). When looking for a ZIP Code, whether Eureka or elsewhere, it's always best to check the website of the United States Postal Service (USPS).
<8>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<9>A copy of their list with background information can be found at:

      https://cblevins.github.io/us-post-offices/data-biography/




 

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This page was last modified/updated: 07 Apr 2024