Valdez, AK has a population of 3,930 and is the 7,521st largest city in the United States. The population density is 18 per sq mi which is 1580% higher than the Alaska average and 80% lower than the national average. The median age in Valdez is 34 which is approximately 2% higher than the Alaska average of 34. In Valdez, 47% of the population over 15 years of age are married, 92% speak English and 4% speak Spanish. 28% of Valdez residents were born in Alaska, 64% were born out of state, 2% were born outside of the United States and 6% were foreign born.