El Paso, TX
– Population change: 552,595 increase (+423%)
– 2016 population: 683,080
– 1950 population: 130,485
El Paso, Texas, saw peak population growth in the 20th century. The average annual growth rate was 7.8% for each year between 1950 and 1960. Rates have tapered off since, with 2018 being a year of record-low-growth for Chucotown.