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2018 Tree City USA
Communities in Illinois

Updated June, 2019. Next update, June 2020.
City Years Population
Addison 31 37,000
Algonquin 23 30,947
Alsip 5 19,700
Altamont 32 2,300
Alton 25 27,415
Arlington Heights 34 75,101
Aurora 22 200,456
Bannockburn 28 1,583
Barrington 33 10,000
Barry 21 1,318
Bartlett 2 41,208
Batavia 22 26,563
Belleville 26 44,478
Bensenville 28 18,330
Bloomingdale 24 22,018
Bloomington 32 77,934
Bolingbrook 29 76,000
Brookfield 38 19,000
Buffalo Grove 31 41,226
Burr Ridge 25 10,818
Carbondale 38 26,151
Carlinville 15 5,917
Carpentersville 7 37,691
Carthage 3 2,620
Cary 11 18,271
Champaign 34 87,432
Channahon 21 13,499
Charleston 17 21,039
Chicago 37 2,746,590
City of Crystal Lake 3 40,421
Clarendon Hills 29 8,486
Clinton 18 7,300
Danvers 4 1,192
Decatur 38 72,174
Deer Park 5 3,200
Deerfield 8 18,946
Dekalb 21 43,000
Des Plaines 32 58,364
Downers Grove 35 47,833
Du Quoin 14 5,810
East Dundee 1 3,182
Edwardsville 17 26,631
Elburn 20 5,700
Elk Grove Village 34 32,776
Elmhurst 39 43,000
Evanston 35 74,486
Flossmoor 1 9,464
Forrest 18 1,220
Forsyth 23 3,490
Frankfort 23 22,000
Franklin Park 7 18,500
Galesburg 19 32,195
Galva 33 2,589
Geneva 19 23,500
Genoa 25 5,200
Glen Ellyn 35 28,045
Glencoe 35 8,723
Glendale Heights 22 34,208
Glenview 34 46,740
Grayslake 25 20,906
Greenville 24 7,000
Gridley 20 1,410
Gurnee 22 31,056
Hanover Park 34 38,533
Hawthorn Woods 4 8,348
Hazel Crest 34 14,000
Hickory Hills 23 14,092
Highland 30 9,800
Highland Park 39 29,641
Hinckley 1 2,070
Hinsdale 27 16,816
Hoffman Estates 28 52,271
Homer Glen 10 24,591
Homewood 21 19,089
Indian Head Park 29 3,840
Inverness 28 7,399
Itasca 34 8,649
Joliet 28 148,000
Lagrange 36 15,600
Lagrange Park 32 13,579
Lake Bluff 23 5,700
Lake Forest 39 19,388
Lake In The Hills 15 29,228
Lake Zurich 24 19,631
Lanark 18 1,500
Libertyville 26 20,405
Lincoln 18 13,816
Lincolnshire 30 7,491
Lincolnwood 21 12,590
Lindenhurst 22 14,372
Lisle 27 22,930
Lombard 29 43,492
Mackinaw 18 1,950
Macomb 27 21,509
Marquette Heights 28 2,824
Marseilles Training Center 5 24
Mascoutah 12 8,568
Matteson 27 19,000
McHenry 25 26,992
Mokena 14 20,305
Morton Grove 18 23,519
Mount Carroll 25 1,717
Mount Prospect 34 54,176
Moweaqua 29 1,831
Mundelein 6 31,385
Naperville 29 147,682
New Lenox 19 27,961
Niles 5 29,617
Normal 20 54,284
North Aurora 11 17,441
North Barrington 19 3,100
Northbrook 25 33,170
Northfield 34 5,405
Oak Lawn 23 57,034
Oak Park 35 52,261
Olney 3 9,115
Olympia Fields 12 4,899
Orland Park 32 58,862
Oswego 25 34,833
Ottawa 20 18,500
Palatine 33 68,557
Palos Heights 29 12,500
Palos Hills 30 17,474
Palos Park 26 4,847
Park Ridge 35 37,500
Paxton 30 4,473
Peotone 2 4,142
Petersburg 25 2,300
Pingree Grove 4 4,659
Pittsfield 8 4,556
Plainfield 28 43,926
Pontiac 9 12,000
Port Barrington 5 1,500
Prospect Heights 20 16,256
Quincy 33 40,633
Rantoul 33 13,000
River Forest 21 11,172
River Grove 24 10,227
Riverside 14 8,900
Riverwoods 16 3,656
Rock Island 28 38,110
Rockford 30 147,651
Rolling Meadows 30 24,099
Roselle 33 22,984
Savoy 17 8,700
Scott AFB 26 13,000
Shabbona 4 950
Shorewood 11 18,069
Skokie 33 64,784
South Elgin 15 21,985
South Holland 18 22,000
St Charles 21 33,460
St Elmo 22 1,300
Steward 15 256
Stickney 6 6,786
Stockton 16 1,862
Streamwood 27 39,858
Sugar Grove 25 8,997
Sycamore 12 17,600
Taylorville 31 11,246
Tower Lakes 25 1,300
Trout Valley 5 537
Urbana 43 41,299
Vernon Hills 27 25,113
Villa Park 34 21,800
Village of Huntley 1 27,190
Village of Kildeer 1 3,968
Village of Montgomery 1 19,800
Village of Volo 3 5,399
Warrenville 32 13,140
Washington 4 16,566
Wauconda 13 13,603
Wayne 22 2,431
Westchester 4 16,718
Western Springs 33 13,391
Westmont 23 24,865
Wheaton 33 53,469
Wheeling 29 40,000
Wilmette 35 27,087
Winfield 7 9,820
Winnetka 26 12,419
Wood Dale 14 13,770
Woodridge 28 32,971