Lake County
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- Population
- 714,223
- Area
- 443.6 sq mi (1,148.93 km²), 924.73 sq mi water
- Median age
- 39.1
- Households
- 258,455
- Persons per household
- 2.7
- Median household income
- $110,416
- Median house value
- $345,700
Demographics: 2020–2024 ACS
This Afternoon
78°F
Sunny
Tonight
62°F
Mostly Clear
Saturday
84°F
Mostly Sunny4% precip
Saturday Night
57°F
Partly Cloudy3% precip
Cities & Towns in Lake County
AntiochAntioch TownshipAvon TownshipBannockburnBarringtonBarrington HillsBeach ParkBenton TownshipBuffalo GroveChannel LakeCuba TownshipDeer ParkDeerfieldEla TownshipForest LakeFox LakeFox Lake HillsFox River GroveFremont TownshipGages LakeGrandwood ParkGrant TownshipGrayslakeGreen OaksGurneeHainesvilleHawthorn WoodsHighland ParkHighwoodIndian CreekIsland LakeKildeerKnollwoodLake BarringtonLake BluffLake CatherineLake ForestLake VillaLake Villa TownshipLake ZurichLakemoorLibertyvilleLibertyville TownshipLincolnshireLindenhurstLong GroveLong LakeMettawaMoraine TownshipMundeleinNewport TownshipNorth BarringtonNorth ChicagoOld Mill CreekPark CityPort BarringtonRiverwoodsRound LakeRound Lake BeachRound Lake HeightsRound Lake ParkShields TownshipThird LakeTower LakesVenetian VillageVernon HillsVernon TownshipVoloWadsworthWarren TownshipWaucondaWauconda TownshipWaukeganWaukegan TownshipWest Deerfield TownshipWinthrop HarborZionZion Township