Florence, TX has a population of 957 and is the 15,428th largest city in the United States. The population density is 1,120 per sq mi which is 1055% higher than the Texas average and 1136% higher than the national average. The median age in Florence is 32 which is approximately 6% lower than the Texas average of 34. In Florence, 53% of the population over 15 years of age are married, 63% speak English and 36% speak Spanish. 50% of Florence residents were born in Texas, 28% were born out of state, 4% were born outside of the United States and 19% were foreign born.