Lake Elmo, Minnesota

Lake Elmo
Lake Elmo Park Reserve in Lake Elmo
Location of the city of Lake Elmo
within Washington County, Minnesota
Coordinates: 44°59′56″N 92°54′34″W / 44.99889°N 92.90944°W / 44.99889; -92.90944
CountryUnited States
StateMinnesota
CountyWashington
Founded1925
Government
  MayorCharles Cadenhead
Area
  Total
24.19 sq mi (62.64 km2)
  Land22.09 sq mi (57.22 km2)
  Water2.09 sq mi (5.42 km2)
Elevation
938 ft (286 m)
Population
 (2020)
  Total
11,335
  Estimate 
(2022)
13,449
  Density513.08/sq mi (198.10/km2)
Time zoneUTC-6 (Central)
  Summer (DST)UTC-5 (CDT)
ZIP code
55042
Area code651
FIPS code27-34244
GNIS feature ID2395589
Websitelakeelmo.org

Lake Elmo is a city in Washington County, Minnesota, United States. The population was 11,335 at the 2020 census. According to 2022 census estimates, the population is 13,449.

Much of the area within the city limits is still farmland, giving the city a rural appearance. After the city lost a lawsuit against the Metropolitan Council, a regional planning authority, the Minnesota Supreme Court in 2005 ordered that it had to compile a plan in accordance with the Council's regional development guide. Lake Elmo's population is rapidly growing. It is projected to be over 21,000 by 2040.