Findlay, OH has a population of 41,412 and is the 990th largest city in the United States. The population density is 2,109 per sq mi which is 719% higher than the Ohio average and 2228% higher than the national average. The median age in Findlay is 37 which is approximately 7% lower than the Ohio average of 39. In Findlay, 55% of the population over 15 years of age are married, 93% speak English and 3% speak Spanish. 75% of Findlay residents were born in Ohio, 20% were born out of state, 0% were born outside of the United States and 5% were foreign born.