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Census Data for Illco

As far as we can tell, Illco has not been included in past Census counts, so there is no population information for this community.

While we don't have census information for Illco, you might be interested in some nearby communities where we do:

Natrona County ...

Illco is located in Natrona County<2>.

For more information, please visit our Census Page for Natrona County.

Miscellaneous Information for Illco ...

The Federal government has assigned various identifying codes to each community, county and state. At one time or another, the US Census Bureau has used one (or more) of the following identifiers when referring to either Natrona County or the community of Illco:

  • The GNIS Codes ...
    • The current system of identification is called the Geographic Names Information System (GNIS). The following GNIS codes relate to Illco:
    • GNIS ID for Illco: 1597359
    • GNIS ID for Natrona County: 1605077
    • GNIS ID for State of Wyoming: 1779807
  • The FIPS Codes ...
    • An earlier (and largely obsolete) identification method was called the Federal Information Processing Standard (FIPS):
    • State Code: 56 (Wyoming)
    • County Code: 025 (Natrona County)
    • Place Code: 39540 (Illco)
    • State & County Code: 56/025 (Wyoming / Natrona County)
    • State & Place Code: 56/39540 (Wyoming / Illco)
  • Misc. Census Codes ...
    • Illco is located in Census Region #4 (the West Region) and Division #8 (the Mountain Division).

For more information about the various Federal identification codes, please visit our Misc Page for Illco.

Footnotes ...

<1>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<2>If you're interested in how the shape of Wyoming's counties, including Natrona, have changed over time, we recommend the Atlas of Historical County Boundaries.