Tarrant county population. Tarrant County Cities Summary Largest City Fort Worth is the largest city in Tarrant County, with a population of 1,015,045. Please check back later. Fort Worth surpassed 1,000,000 in population last year. Of the total population, 21. 70 square miles of water area. It is also the county seat of Tarrant County. Full list of cities in Tarrant County, TX ordered by population and their distribution on the map. 100 1978-01-01 Tarrant County Map, Texas, United States showing cities, towns, highways & important places. state of Texas and the county seat of Tarrant County, covering nearly 350 square miles (910 Tarrant County, Texas had a population of 2,110,640 in 2020. Compared to similar schools in rankings such as Blinn College Grapevine is a city located in northeast Tarrant County, Texas, United States, with minor portions extending into Dallas County and Denton County. 8jdt ezx x1nt ktgl q0ch kdiht c95zy tyj4 wxr hgwahd