Langley is a city located in Washington. With a 2020 population of 1,154, it is the 196th largest city in Washington and the 9753rd largest city in the United States. Langley is currently growing at a rate of 0.61% annually and its population has increased by 11.50% since the most recent census, which recorded a population of 1,035 in 2010. Langley reached it's highest population of 1,154 in 2021. Spanning over 2 miles, Langley has a population density of 1,145 people per square mile.
The average household income in Langley is $79,076 with a poverty rate of 15.78%. The median rental costs in recent years comes to $1,139 per month, and the median house value is $475,000. The median age in Langley is 64.3 years, 63 years for males, and 64.9 years for females. For every 100 females there are 64.5 males.