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2019 Tree City USA
Communities in Illinois

Updated June, 2020. Next update, June 2021.
City Years Population
Addison 32 37,000
Algonquin 24 30,947
Alsip 6 19,700
Altamont 33 2,300
Alton 26 26,528
Arlington Heights 35 75,101
Aurora 23 200,456
Bannockburn 29 1,583
Barrington 34 10,000
Barry 22 1,350
Bartlett 3 41,208
Batavia 23 26,499
Belleville 27 44,478
Bensenville 29 18,330
Berwyn 31 58,000
Bloomingdale 25 22,018
Bloomington 33 78,368
Bolingbrook 30 76,000
Brookfield 39 19,000
Buffalo Grove 32 40,853
Burr Ridge 26 10,818
Carbondale 39 26,151
Carlinville 16 5,916
Carpentersville 8 38,162
Carthage 4 2,620
Cary 12 18,271
Champaign 35 87,432
Channahon 22 13,550
Charleston 18 21,039
Chicago 38 2,746,590
City of Crystal Lake 4 40,421
Clarendon Hills 30 8,712
Clinton 19 7,300
Danvers 5 1,183
Decatur 39 70,000
Deer Park 6 3,200
Deerfield 9 18,946
Des Plaines 33 58,193
Downers Grove 36 47,833
East Dundee 2 3,192
Edwardsville 18 26,631
Elburn 21 5,700
Elk Grove Village 35 32,776
Elmhurst 40 46,000
Evanston 36 74,486
Flossmoor 2 9,464
Forrest 19 1,300
Forsyth 24 3,490
Frankfort 24 22,000
Franklin Park 8 18,000
Galesburg 20 32,195
Galva 34 2,589
Geneva 20 23,500
Genoa 26 5,200
Glen Ellyn 36 28,045
Glencoe 36 8,723
Glendale Heights 23 34,208
Glenview 35 46,740
Grayslake 26 20,906
Greenville 25 7,000
Gridley 21 1,410
Gurnee 23 31,056
Hanover Park 35 38,533
Hawthorn Woods 5 8,460
Hazel Crest 35 14,000
Henry 22 2,500
Hickory Hills 24 14,092
Highland 31 10,000
Highland Park 40 29,767
Hinsdale 28 16,816
Hoffman Estates 29 52,271
Homer Glen 11 24,591
Homewood 22 19,089
Indian Head Park 30 3,840
Inverness 29 7,399
Itasca 35 9,416
Joliet 29 148,462
Lagrange 37 15,550
Lagrange Park 33 13,579
Lake Bluff 24 5,700
Lake Forest 40 19,375
Lake In The Hills 16 29,228
Lake Zurich 25 19,631
Libertyville 27 20,405
Lincoln 19 13,816
Lincolnshire 31 7,491
Lincolnwood 22 12,600
Lindenhurst 23 14,372
Lisle 28 23,440
Lombard 30 43,165
Mackinaw 19 1,950
Macomb 28 21,509
Marquette Heights 29 2,824
Marseilles Training Center 6 25
McHenry 26 26,992
Mokena 15 20,305
Morton Grove 19 23,270
Mount Carroll 26 1,717
Mount Prospect 35 54,176
Moweaqua 30 1,831
Mundelein 7 31,394
Naperville 30 147,682
New Lenox 20 28,310
Niles 6 29,482
Normal 21 54,264
North Aurora 12 17,441
North Barrington 20 3,100
Northbrook 26 33,170
Northfield 35 5,405
Oak Lawn 24 57,034
Oak Park 36 52,261
Olney 4 9,115
Oswego 26 35,237
Ottawa 21 18,289
Palatine 34 68,557
Palos Heights 30 12,500
Palos Hills 31 17,474
Palos Park 27 4,847
Park Ridge 36 37,500
Paxton 31 4,473
Peoria 27 114,265
Peotone 3 4,142
Petersburg 26 2,300
Pingree Grove 5 4,659
Plainfield 29 43,926
Port Barrington 6 1,500
Prospect Heights 21 16,256
Quincy 34 40,633
Rantoul 34 13,000
River Forest 22 11,172
River Grove 25 10,227
Riverside 15 8,875
Riverwoods 17 3,650
Rockford 31 147,651
Roselle 34 22,984
Savoy 18 8,700
Scott AFB 27 13,000
Shorewood 12 18,136
Skokie 34 64,784
South Barrington 1 4,981
South Elgin 16 23,447
South Holland 19 22,000
Steward 16 256
Stickney 7 6,786
Stockton 17 1,862
Streamwood 28 39,858
Sugar Grove 26 8,997
Sycamore 13 17,897
Tower Lakes 26 1,300
Trout Valley 6 537
Urbana 44 42,046
Vernon Hills 28 25,113
Villa Park 35 22,517
Village of Huntley 2 27,190
Village of Montgomery 2 19,800
Village of Volo 4 5,399
Warrenville 33 13,140
Washington 5 16,566
Wauconda 14 13,603
Wayne 23 2,431
Westchester 5 16,718
Westmont 24 24,685
Wheaton 34 53,500
Wheeling 30 40,000
Wilmette 36 27,087
Winfield 8 9,820
Winnetka 27 12,480
Wood Dale 15 13,770
Woodridge 29 32,971