Welcome to Oswego ...
The village of Oswego is located in Kendall County<1>.
The pronunciation of Oswego: os-WEE-goh<2>
While we don't have a date for the founding of Oswego, you might consider that their post office opened in 1838.
From the Census Estimates for 2019, Oswego has a population of 36,233 people<3> (see below for details).
Oswego is 660 feet [201 m] above sea level.<4>.
Time Zone: Oswego lies in the Central Time Zone (CST/CDT) and observes daylight saving time
Area codes for Oswego: (630) & (331)<5>
The ZIP code for Oswego: 60543<6>
Websites for Oswego ...
Official Website: www.oswegoil.org/
Chamber of Commerce: www.oswegochamber.org/
Population Details ...
Taken from the 2019 Census Estimates, Oswego had an population of 36,233 people. This is an increase of 19.36% since the 2010 Census (or an increase of 171.9% since the 2000 Census).
At the time of the 2010 Census, Oswego had a population of 30,355 people (which is 26.46% of the total population of Kendall County). This makes Oswego the county's most populous community.
The population of Oswego represents 0.24% of the total population of Illinois (which has 12,830,632 people), making it the state's 64th most populous community.
With a 2010 count of 30,355 people, the population of Oswego increased 127.79% from the 2000 Census (with a count of 13,326 people).
More information can be found on the Census Page for Oswego.
Communities Also Named Oswego ...
Using our Gazetteer, we found that there are 13 communities that are also named Oswego - they are located in Idaho, Indiana, Kansas, Mississippi, Montana (2), New York, North Carolina, Oregon (3), South Carolina and Tennessee.
For more information, see our Tidbits & Trivia Page for Oswego.
Communities near Oswego ...
We have created a list of 10 communities that are near Oswego.
- Naperville
(12 miles [19.3 km] to the northeast)- Jump to our Gazetteer entry for Naperville
- Naperville is located in DuPage County
- Population from the 2020 Census: 147,986 people
- Jump to TripAdvisor's Tourism page for Naperville <7>
- Joliet
(17 miles [27.4 km] to the southeast)- Jump to our Gazetteer entry for Joliet
- Joliet is located in Will County
- Population from the 2020 Census: 146,673 people
- Jump to TripAdvisor's Tourism page for Joliet <7>
- Bolingbrook
(12 miles [19.3 km] to the east)- Note: The GPS coordinates that we are using for Bolingbrook have been provided by the GNIS.<8> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Bolingbrook
- Bolingbrook is located in Will County
- Population from the 2020 Census: 74,025 people
- Jump to TripAdvisor's Tourism page for Bolingbrook <7>
- Wheaton
(17 miles [27.4 km] to the northeast)- Jump to our Gazetteer entry for Wheaton
- Wheaton is located in DuPage County
- Population from the 2020 Census: 52,451 people
- Jump to TripAdvisor's Tourism page for Wheaton <7>
- Downers Grove
(19 miles [30.6 km] to the northeast)- Jump to our Gazetteer entry for Downers Grove
- Downers Grove is located in DuPage County
- Population from the 2020 Census: 48,727 people
- Jump to TripAdvisor's Tourism page for Downers Grove <7>
- Plainfield
(8 miles [12.9 km] to the southeast)- Jump to our Gazetteer entry for Plainfield
- Plainfield is located in Will County
- Population from the 2020 Census: 44,542 people
- Jump to TripAdvisor's Tourism page for Plainfield <7>
- Romeoville
(13 miles [20.9 km] to the east)- Note: The GPS coordinates that we are using for Romeoville have been provided by the GNIS.<8> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Romeoville
- Romeoville is located in Will County
- Population from the 2020 Census: 39,770 people
- Jump to TripAdvisor's Tourism page for Romeoville <7>
- Carol Stream
(19 miles [30.6 km] to the northeast)- Note: The GPS coordinates that we are using for Carol Stream have been provided by the GNIS.<8> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Carol Stream
- Carol Stream is located in DuPage County
- Population from the 2020 Census: 38,821 people
- Jump to TripAdvisor's Tourism page for Carol Stream <7>
- Woodridge
(16 miles [25.7 km] to the east)- Note: The GPS coordinates that we are using for Woodridge have been provided by the GNIS.<8> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Woodridge
- Woodridge is located in DuPage County
- Population from the 2020 Census: 33,329 people
- Jump to TripAdvisor's Tourism page for Woodridge <7>
- Saint Charles
(16 miles [25.7 km] to the north)- Note: The GPS coordinates that we are using for Saint Charles have been provided by the GNIS.<8> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Saint Charles
- Saint Charles is located in Kane County
- Population from the 2020 Census: 32,709 people
- Jump to TripAdvisor's Tourism page for Saint Charles <7>
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 Oswego. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Oswego.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Oswego. 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 Oswego.
We also have a detailed list of newspapers that have been published in the area around Oswego. Our list includes 7 papers. See our Newspapers Page for Oswego.
TripAdvisor Tourism Pages for Oswego ...
Looking for more information about Oswego? 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 Oswego, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Oswego.
Adding Oswego to Our Gazetteer ...
We originally found mention of Oswego 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 Oswego was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<9>
From that list, the Oswego post office opened in 1838.
We also found Oswego in the book titled U.S. Post Offices (Oct. 1846).
For more details, see References and Mentions for Oswego.
Off-the-Road Links ...
The official website for Oswego: www.oswegoil.org/
The official website for Kendall County: www.co.kendall.il.us/
The official website for State of Illinois: https://illinois.gov
Footnotes ...
| <1> | If you're interested in how the shape of Illinois' counties, including Kendall, have changed over time, we recommend the Atlas of Historical County Boundaries. |
| <2> | The pronunciation we've provided is our attempt to give a phonetic pronunciation for Oswego. 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. |
| <3> | Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Oswego. |
| <4> | The elevation is an estimate for the area around Oswego - it will be higher in some places and lower in others. |
| <5> | Area code (331) is an overlay for area code (630). |
| <6> | 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 village (such as Oswego). When looking for a ZIP Code, whether Oswego or elsewhere, it's always best to check the website of the United States Postal Service (USPS). |
| <7> | While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program. |
| <8> | 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. |
| <9> | A copy of their list with background information can be found at: https://cblevins.github.io/us-post-offices/data-biography/ |