Nicholls, GA has a population of 4,021 and is the 7,429th largest city in the United States. The population density is 2,201 per sq mi which is 1218% higher than the Georgia average and 2329% higher than the national average. The median age in Nicholls is 38 which is approximately 5% higher than the Georgia average of 36. In Nicholls, 20% of the population over 15 years of age are married, 92% speak English and 7% speak Spanish. 69% of Nicholls residents were born in Georgia, 25% were born out of state, 0% were born outside of the United States and 6% were foreign born.