Home security systems in Illinois

AssistAnt lists home security companies for 81 Illinois towns as of October 30, 2026. The most within 25 miles: Oak Brook (140), Lombard (138), Oakbrook Terrace (138), Elmhurst (137), Westchester (137). Each town page lists verified businesses first, then by distance. No business can pay for a higher spot.

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• Addison 135
• Algonquin 49
• Alsip 95
• Arlington Heights 123
• Aurora 63
• Bartonville 7
• Batavia 58
• Belvidere 7
• Berwyn 129
• Bradley 6
• Bridgeview 116
• Broadview 132
• Buffalo Grove 100
• Burr Ridge 125
• Chicago 120
• Chicago Ridge 111
• Cicero 128
• Crystal Lake 42
• Deerfield 111
• Des Plaines 129
• Downers Grove 135
• East Dundee 82
• East Peoria 7
• Elgin 72
• Elk Grove Village 131
• Elmhurst 137
• Fairview Heights 28
• Forest Park 128
• Frankfort 52
• Franklin Park 135
• Geneseo 8
• Glen Carbon 18
• Glen Ellyn 133
• Glenview 120
• Granite City 39
• Gurnee 40
• Hickory Hills 116
• Highland Park 102
• Hoffman Estates 96
• Lake Bluff 60
• Lake Zurich 74
• Lincolnshire 88
• Lincolnwood 117
• Lisle 127
• Lombard 138
• Loves Park 7
• Mettawa 68
• Midlothian 89
• Mokena 54
• Moline 8
• Morton Grove 120
• Mundelein 61
• Naperville 88
• New Lenox 50
• Niles 123
• North Riverside 131
• Northbrook 111
• Northlake 136
• Oak Brook 140
• Oak Lawn 109
• Oakbrook Terrace 138
• Orland Park 88
• Pekin 7
• Peoria 7
• Plainfield 43
• Riverdale 88
• Rockford 7
• Rolling Meadows 125
• Schaumburg 111
• Skokie 117
• Spring Grove 18
• Springfield 6
• Streamwood 101
• Swansea 23
• Tinley Park 6
• Vernon Hills 72
• Warrenville 76
• West Chicago 69
• Westchester 137
• Wheeling 115
• Winthrop Harbor 22