Welcome to Janesville ...
The city of Janesville is located in Rock County<1> and is the County Seat for Rock County.
Janesville was established in 1835.
From the Census Estimates for 2019, Janesville has a population of 64,497 people<2> (see below for details).
The community of Janesville is 850 feet [259 m] above sea level.<3>.
Time Zone: Janesville lies in the Central Time Zone (CST/CDT) and observes daylight saving time
Websites for Janesville ...
Official Website: www.ci.janesville.wi.us/
Population Details ...
Taken from the 2019 Census Estimates, Janesville had an population of 64,497 people. This is an increase of 1.45% since the 2010 Census (or an increase of 8.4% since the 2000 Census).
At the time of the 2010 Census, Janesville had a population of 63,575 people (or 39.67% of the total population of Rock County). This makes Janesville the county's most populous community.
The population of Janesville represents 1.12% of the total population of Wisconsin (which has 5,686,986 people), making it the state's 10th most populous community.
With a 2010 count of 63,575 people, the population of Janesville increased 6.85% from the 2000 Census (which had a count of 59,498 people).
More information can be found on the Census Page for Janesville.
Communities Also Named Janesville ...
Using our Gazetteer, we found that there are 7 communities that are also named Janesville - they are located in California, Illinois, Iowa, Kansas, Minnesota, New York and Pennsylvania.
For more information, see our Tidbits & Trivia Page for Janesville.
Communities near Janesville ...
We have created a list of 10 communities that are near Janesville.
- Beloit
(11 miles [17.7 km] to the south)- Jump to our Gazetteer entry for Beloit
- Beloit is located in Rock County
- Population from the 2020 Census: 36,637 people
- Whitewater
(17 miles [27.4 km] to the northeast)- Jump to our Gazetteer entry for Whitewater
- Whitewater is located in Walworth County
- Population from the 2020 Census: 14,993 people
- Stoughton
(19 miles [30.6 km] to the northwest) - Fort Atkinson
(19 miles [30.6 km] to the northeast)- Note: The GPS coordinates that we are using for Fort Atkinson have been provided by the GNIS.<4> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Fort Atkinson
- Fort Atkinson is located in Jefferson County
- Population from the 2020 Census: 12,372 people
- Roscoe
(18 miles [29 km] to the south)- Note: The GPS coordinates that we are using for Roscoe have been provided by the GNIS.<4> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Roscoe
- Roscoe is located in Winnebago County (IL)
- Population from the 2020 Census: 10,406 people
- Jump to TripAdvisor's Tourism page for Roscoe <5>
- Delavan
(19 miles [30.6 km] to the east)- Jump to our Gazetteer entry for Delavan
- Delavan is located in Walworth County
- Population from the 2020 Census: 8,240 people
- South Beloit
(13 miles [20.9 km] to the south)- Note: The GPS coordinates that we are using for South Beloit have been provided by the GNIS.<4> The coordinates still need to be verified.
- Jump to our Gazetteer entry for South Beloit
- South Beloit is located in Winnebago County (IL)
- Population from the 2020 Census: 7,540 people
- Jump to TripAdvisor's Tourism page for South Beloit <5>
- Rockton
(15 miles [24.1 km] to the south)- Jump to our Gazetteer entry for Rockton
- Rockton is located in Winnebago County (IL)
- Population from the 2020 Census: 7,477 people
- Jump to TripAdvisor's Tourism page for Rockton <5>
- Milton
(7 miles [11.3 km] to the northeast)- Jump to our Gazetteer entry for Milton
- Milton is located in Rock County
- Population from the 2020 Census: 5,643 people
- Edgerton
(10 miles [16.1 km] to the north)- Jump to our Gazetteer entry for Edgerton
- Edgerton is located in Rock County
- Population from the 2020 Census: 5,595 people
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 Janesville. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Janesville.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Janesville. 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 Janesville.
We also have a detailed list of newspapers that have been published in the area around Janesville. Our list includes 35 papers. See our Newspapers Page for Janesville.
TripAdvisor Tourism Pages for Janesville ...
Looking for more information about Janesville? 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 Janesville, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Janesville.
Adding Janesville to Our Gazetteer ...
We originally found mention of Janesville 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 Janesville was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<6>
From that list, the Janesville post office opened in 1837.
We also found Janesville in the book titled U.S. Post Offices (Oct. 1846).
For more details, see References and Mentions for Janesville.
Off-the-Road Links ...
The official website for Janesville: www.ci.janesville.wi.us/
The official website for Rock County: www.co.rock.wi.us/
The official website for State of Wisconsin: https://www.wisconsin.gov/
Footnotes ...
| <1> | If you're interested in how the shape of Wisconsin's counties, including Rock, 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 Janesville. |
| <3> | The elevation is an estimate for the area around Janesville - 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> | A copy of their list with background information can be found at: https://cblevins.github.io/us-post-offices/data-biography/ |