West York, PA has a population of 4,580 and is the 6,857th largest city in the United States. The population density is 8,721 per sq mi which is 3047% higher than the Pennsylvania average and 9526% higher than the national average. The median age in West York is 33 which is approximately 20% lower than the Pennsylvania average of 41. In West York, 44% of the population over 15 years of age are married, 90% speak English and 8% speak Spanish. 79% of West York residents were born in Pennsylvania, 15% were born out of state, 4% were born outside of the United States and 2% were foreign born.