Forest, LA has a population of 223 and is the 23,960th largest city in the United States. The population density is 133 per sq mi which is 50% higher than the Louisiana average and 47% higher than the national average. The median age in Forest is 45 which is approximately 25% higher than the Louisiana average of 36. In Forest, 75% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 70% of Forest residents were born in Louisiana, 23% were born out of state, 0% were born outside of the United States and 7% were foreign born.