1.9% of locations in Illinois have no fixed broadband at 25/3 Mbps. The state median rural county sits at 4.6% unserved and 58.4% fiber coverage. Pick your county below for the specific picture.
65 of Illinois's 102 counties are classed as rural by the USDA. Across the whole state the FCC records 79,928 locations with no fixed broadband, out of 4,126,949.
Illinois at a glance
Share of addresses with no fixed broadband at 25/3 Mbps
0.0% to 2.7%
2.7% to 4.2%
4.2% to 5.0%
5.0% to 7.0%
7.0% to 9.7%
9.7% to 13%
13% and above
not published
Darker means a larger share of addresses with no fixed broadband. Select any county to open it.
The ten hardest-served rural counties in Illinois
Ranked by the share of locations with no fixed service at 25/3 Mbps or better.
Median of real speed tests run on each network during 2024, from M-Lab. This is measured performance, not an advertised plan speed, and not a customer review. The middle-half column shows how consistent a network is: a wide spread means your experience depends heavily on where and when.
Network
Median download
Middle half of tests
Median upload
Latency
Tests
Comcast Cable Communications
152 Mbps
56.6 Mbps to 321 Mbps
21.3 Mbps
8 ms
531,546
AT&T Enterprises
80.0 Mbps
27.8 Mbps to 262 Mbps
19.2 Mbps
6 ms
143,769
Verizon Business
36.9 Mbps
10.3 Mbps to 101 Mbps
6.3 Mbps
27 ms
102,625
ZSCALER
70.8 Mbps
22.7 Mbps to 148 Mbps
20.2 Mbps
1 ms
79,047
RCN
146 Mbps
37.6 Mbps to 337 Mbps
23.3 Mbps
7 ms
50,139
Charter Communications
152 Mbps
69.3 Mbps to 315 Mbps
11.0 Mbps
14 ms
29,193
Mediacom Communications
117 Mbps
50.9 Mbps to 308 Mbps
26.0 Mbps
12 ms
24,579
Metronet
137 Mbps
67.1 Mbps to 307 Mbps
101 Mbps
22 ms
15,878
ITV-3
196 Mbps
72.2 Mbps to 373 Mbps
136 Mbps
8 ms
9,002
CABLE ONE
125 Mbps
57.1 Mbps to 279 Mbps
29.0 Mbps
17 ms
7,199
Atlantic Metro Communications II
70.2 Mbps
23.1 Mbps to 134 Mbps
10.7 Mbps
35 ms
4,536
Fidium
27.5 Mbps
12.6 Mbps to 92.8 Mbps
9.2 Mbps
15 ms
4,457
The Constant Company
66.3 Mbps
24.0 Mbps to 150 Mbps
11.5 Mbps
34 ms
4,384
Everywhere Wireless
101 Mbps
50.7 Mbps to 238 Mbps
92.5 Mbps
3 ms
4,230
Cellular networks, measured
The same measurement for the mobile networks behind 5G home internet. These tests come from phones as well as home gateways, so treat them as an indication of network health in the state rather than a home-internet plan speed.
Network
Median download
Middle half of tests
Median upload
Latency
Tests
T-Mobile USA
51.9 Mbps
12.8 Mbps to 142 Mbps
8.5 Mbps
23 ms
115,353
Latency is the number that decides whether video calls and gaming feel right, and it is where satellite differs most from everything else. Measured data is statewide: below county level there are usually too few tests to report an honest number.
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Options that work statewide
Satellite
Starlink
Low-earth-orbit satellite. Latency is low enough for video calls and most gaming, unlike older satellite services.
Best for
Anywhere with a clear view of the sky and no wired option
Watch out
Hardware costs money up front, and heavy tree cover or a north-facing obstruction will cost you throughput