Allen is a city in Collin County in the U.S. state of Texas, and a northern suburb in the Dallas–Fort Worth metroplex. The population was 104,627 at the 2020 census, [3] and was estimated to be 111,551 in 2022. [4] . More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.