Glasgow, OR has a population of 688 and is the 17,588th largest city in the United States. The population density is 214 per sq mi which is 439% higher than the Oregon average and 136% higher than the national average. The median age in Glasgow is 60 which is approximately 52% higher than the Oregon average of 39. In Glasgow, 83% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 38% of Glasgow residents were born in Oregon, 52% were born out of state, 0% were born outside of the United States and 10% were foreign born.