Welcome to Rock Island ...The city of Rock Island is located in Rock Island County<1> and is the County Seat for Rock Island County. While we don't have a date for the founding of Rock Island, you might consider that their post office opened in 1846. A typical abbreviation for Rock Island: Rock Is. (in Canada, 'Isld.' is the more common abbreviation.) See our Genealogy Helper Page for Rock Island for more information about variations on the name of Rock Island. From the Census Estimates for 2019, Rock Island has a population of 37,152 people<2> (see below for details). Rock Island is 600 feet [183 m] above sea level.<3>. Time Zone: Rock Island lies in the Central Time Zone (CST/CDT) and observes daylight saving time Area Codes for Rock Island: 309 & 861<4> The ZIP codes for Rock Island: 61201, 61204, 61299<5> Population Details ...Taken from the 2019 Census Estimates, Rock Island had an population of 37,152 people. This is a decrease of 4.78% since the 2010 Census (or a decrease of 6.38% since the 2000 Census). At the time of the 2010 Census, Rock Island had a population of 39,018 people (which is 26.43% of the total population of Rock Island County). This makes Rock Island the county's 2nd most populous community. The population of Rock Island represents 0.3% of the population of Illinois (which has 12,830,632 people), making it the state's 46th most populous community. With a 2010 count of 39,018 people, the population of Rock Island decreased 1.68% from the 2000 Census (which had a count of 39,684 people). More information can be found on the Census Page for Rock Island. Communities Also Named Rock Island ...Using our Gazetteer, we found that there are 21 communities that are also named Rock Island - they are located in Florida (2), Idaho, Indiana, Kansas (2), Manitoba, Massachusetts, Nevada, Oklahoma (2), Quebec, Tennessee, Texas (6), Virginia and Washington. For more information, see our Tidbits & Trivia Page for Rock Island. Communities near Rock Island ...We have created a list of 10 communities that are near Rock Island.
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 Rock Island. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Rock Island. Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Rock Island. 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 Rock Island. We also have a detailed list of newspapers that have been published in the area around Rock Island. Our list includes 68 papers. See our Newspapers Page for Rock Island. TripAdvisor Tourism Pages for Rock Island ...Looking for more information about Rock Island? 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 Rock Island, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Rock Island. Adding Rock Island to Our Gazetteer ...We originally found mention of Rock Island 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 (so far) for Rock Island was in the book titled U.S. Post Offices (Oct. 1846). For more details, see References and Mentions for Rock Island. Footnotes ...
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