City of Crystal Lake issued the following announcement on Aug. 9.
In preparation for the upcoming 2020 Census, the U.S. Census Bureau's staff started conducting neighborhood address canvassing on August 4, 2019 and this will continue through October 18, 2019.
Census staff are verifying physical addresses to ensure that their address database is complete.
To find out more about the U.S. Census Bureau's Address Canvassing Operations, please click here.
If you have questions regarding these operations, please contact the Chicago Regional Census Center directly at (312) 579-1500.
Original source can be found here.