Lacey is a city located in Washington. With a 2020 population of 56,576, it is the 23rd largest city in Washington and the 695th largest city in the United States. Lacey is currently growing at a rate of 3.65% annually and its population has increased by 33.46% since the most recent census, which recorded a population of 42,393 in 2010. Lacey reached it's highest population of 56,576 in 2021. Spanning over 18 miles, Lacey has a population density of 3,309 people per square mile.
The average household income in Lacey is $80,692 with a poverty rate of 10.06%. The median rental costs in recent years comes to $1,333 per month, and the median house value is $262,500. The median age in Lacey is 35.2 years, 34.4 years for males, and 36.4 years for females. For every 100 females there are 88.8 males.