RoadsideThoughts
A Gazetteer for the United States and Canada
Home >> State of Iowa >> Clayton County >> OsterdockIndex...










Learn About
The Commemorative
Quarter for
Iowa


The Commemorative Quarter for Iowa







Welcome to Osterdock ...

The city of Osterdock is located in Clayton County<1>.

While we don't have a date for the founding of Osterdock, you might consider that their post office opened  in 1878.

From the  Census Estimates for 2019, Osterdock has a population of 47 people<2> (see below for details).

Osterdock is 620 feet [189 m] above sea level.<3>.

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

Area Code for Osterdock: 563

Population Details ...

Taken from the 2019 Census Estimates, Osterdock had an population of 47 people. This is a decrease of 20.34% since the 2010 Census (or a decrease of 6% since the 2000 Census).

At the time of the 2010 Census, Osterdock had a population of 59 people. This makes Osterdock the county's 15th most populous community.

With a 2010 count of 59 people, the population of Osterdock increased 18% from the 2000 Census (with a count of 50 people).

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

Communities near Osterdock ...

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

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

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

We also have a detailed list of newspapers that have been published in the area around Osterdock. See our Newspapers Page for Osterdock.

TripAdvisor Tourism Pages for Osterdock ...

Looking for more information about Osterdock? 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.

While we are unaware of a Tourism page that is specific to Osterdock, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Osterdock.

Adding Osterdock to Our Gazetteer ...

We originally found mention of Osterdock 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 Osterdock was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>

X2X - From that list, the Osterdock post office opened in 1878.

We also found Osterdock in the book titled Business Atlas and Shippers' Guide (1895).

For more details, see References and Mentions for Osterdock.

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

The official website for Clayton County: www.claytoncountyiowa.net/

The official website for State of Iowa: https://www.iowa.gov/

Footnotes ...

<1>If you're interested in how the shape of Iowa's counties, including Clayton, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Osterdock.
<3>The elevation is an estimate for the area around Osterdock - it will be higher in some places and lower in others.
<4>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.
<5>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<6>An 'estimated' location is one where we have been given GPS coordinates, but are unable to verify the accuracy of those coordinates. That said, we have some confidence that we have placed the marker near the actual location. A typical reason for being unable to verify a location is that it might be on private property or maybe historic and gone without an obvious trace.
<7>A copy of their list with background information can be found at:

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









 

Copyright 2025
All Rights Reserved

Thank you for visiting our website.

In closing, please keep in mind that we can not guarantee the accuracy or timeliness of the information on this website, so use with care. We encourage you to double-check the information that is critical to you.

If you've found an error or have additional information that you would like to share, please don't hesitate to write: Click here to contact us.

This page was last modified/updated: 28 Apr 2025