Best Internet Providers in Buffalo Grove, IL
All 7 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Buffalo Grove, IL
Buffalo Grove has 7 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Buffalo Grove.
Ranks compare Buffalo Grove with the 1,383 US suburban and regional cities (25,000 to 49,999 people), the tiers of our fastest-cities rankings.
The Best Internet in Buffalo Grove, IL at a Glance
Buffalo Grove Internet Providers, Ranked by Coverage, Speed and Customer Ratings
XFINITY
Connection
Customer Rating
Cable
EarthLink
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
T-Mobile Home Internet
Connection
Customer Rating
Fixed Wireless
Providers with less than 1% coverage in this city are excluded from the list. To see if one of these providers is available at your home, please use the address search above.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Buffalo Grove ratings may vary and are shown below.
Who is the Best Internet Provider in Buffalo Grove, IL?
T-Mobile Home Internet is the best internet provider in Buffalo Grove based on Illinois customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, T-Mobile Home Internet had the best reviews at the local, state, and national levels versus all available providers in Buffalo Grove, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 97.73% of the city.
Click here to get T-Mobile Home Internet
or call 1-833-601-2935
Which Providers are Available at my Home in Buffalo Grove?
Coverage changes block by block. Pick a provider and a technology to see where its service reaches: the darker the area, the larger the share of homes it covers. For your exact address, use the address search above.
Coverage map for each provider in Buffalo Grove
- XFINITY - cable coverage map
- AT&T - fiber coverage map
- EarthLink - fiber coverage map
- Verizon - fixed wireless coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- AT&T - dsl coverage map
- EarthLink - dsl coverage map
- Astound Broadband - cable coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
- e-vergent - fixed wireless coverage map
How Buffalo Grove Compares to Places Its Size
Buffalo Grove's report card score is in the bottom 15% and its connectivity index is in the top 15%.
| Measure | Buffalo Grove | Rank among US suburban and regional cities (25,000 to 49,999 people) | Lake County | Illinois | US | Leader |
|---|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | ||||||
| Fiber availability | 12.7% | bottom 5% | 24.0% | 47.6% | 71.5% | 25 places at 100.0% |
| Average top speed | 2,088 Mbps | bottom 28% | 2,655 Mbps | 3,187 Mbps | 3,486 Mbps | Hixson, TN (25,000 Mbps) |
| Providers at a typical address | 7.2 | top 50% | 7.2 | 7.3 | 7.1 | San Lorenzo, CA (13) |
| Connectivity index inputs: how much households need and use the internet | ||||||
| People per household | 2.7 | top 36% | 2.8 | 2.6 | 2.7 | Kiryas Joel, NY (5.1) |
| Workers who work from home | 31% | top 4% | 20% | 16% | 15% | Venice, CA (47%) |
| Homes with a computer, tablet or phone | 97% | top 32% | 97% | 95% | 96% | 16 places at 100% |
| Homes with internet | 95% | top 24% | 95% | 91% | 91% | 13 places at 99% |
| Homes on fiber, cable or DSL | 87% | top 13% | 83% | 75% | 76% | Burke, VA and Colleyville, TX and 3 more (94%) |
| More about the households here | ||||||
| Homes with a desktop or laptop | 90% | top 20% | 87% | 81% | 81% | University Park, TX (99%) |
| Median household income | $141,941 | top 13% | $124,748 | $95,616 | $93,246 | Scarsdale, NY ($244,191) |
| Residents in school (6th grade to college) | 19% | top 11% | 17% | 16% | 16% | Rexburg, ID (71%) |
Fiber reaches 12.7% of homes in Buffalo Grove, against 24.0% across Lake County and 47.6% across Illinois. Households in Buffalo Grove are the same size as the US average (2.7 people against 2.7); 31% of workers work from home (US 15%); and the median household income is $141,941 (US $93,246).
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Fiber, 5G, Cable and DSL Internet in Buffalo Grove
Which Fiber Internet Providers are Available in Buffalo Grove?
EarthLink Fiber in Buffalo Grove, IL
Availability:
12.7%
Customer Rating:
(6)
Avg. Download Speed
4,250 Mbps
EarthLink offers Fiber service to 12.7% of Buffalo Grove homes. Across the city, EarthLink Fiber has speeds up to 4,250 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for EarthLink Fiber. EarthLink Fiber is rated about the same as other types of internet service available in Buffalo Grove from EarthLink in terms of customer satisfaction.
AT&T Fiber in Buffalo Grove, IL
Availability:
12.7%
Customer Rating:
(542)
Avg. Download Speed
4,250 Mbps
AT&T offers Fiber service to 12.7% of Buffalo Grove homes. Across the city, AT&T Fiber has speeds up to 4,250 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for AT&T Fiber. AT&T Fiber is rated lower than other types of internet service available in Buffalo Grove from AT&T in terms of customer satisfaction.
Which Fixed Wireless and LTE Internet Providers are Available in Buffalo Grove?
EarthLink Fixed Wireless in Buffalo Grove, IL
Availability:
99.0%
Customer Rating:
(4)
Avg. Download Speed
41 Mbps
EarthLink offers Fixed Wireless service to 99.0% of Buffalo Grove homes. Across the city, EarthLink Fixed Wireless has speeds up to 41 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 6.7 Mbps throughout the city.
AT&T Fixed Wireless in Buffalo Grove, IL
Availability:
99.0%
Customer Rating:
(205)
Avg. Download Speed
41 Mbps
AT&T offers Fixed Wireless service to 99.0% of Buffalo Grove homes. Across the city, AT&T Fixed Wireless has speeds up to 41 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 6.7 Mbps throughout the city.
T-Mobile Home Internet Fixed Wireless in Buffalo Grove, IL
Availability:
97.7%
Customer Rating:
(342)
Avg. Download Speed
89 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 97.7% of Buffalo Grove homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 89 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 17 Mbps throughout the city.
Verizon Fixed Wireless in Buffalo Grove, IL
Availability:
87.4%
Customer Rating:
(362)
Avg. Download Speed
268 Mbps
Verizon offers Fixed Wireless service to 87.4% of Buffalo Grove homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 268 Mbps, with speeds from 25 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 20, with an average of 18 Mbps throughout the city.
e-vergent Fixed Wireless in Buffalo Grove, IL
Availability:
6.9%
Customer Rating:
(1)
Avg. Download Speed
30 Mbps
e-vergent offers Fixed Wireless service to 6.9% of Buffalo Grove homes. Across the city, e-vergent Fixed Wireless is the only type of service available from the company, with speeds up to 30 Mbps, with speeds from 10 Mpbs up to 60 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 10, with an average of 4.6 Mbps throughout the city.
Which Cable Internet Providers are Available in Buffalo Grove?
XFINITY Cable in Buffalo Grove, IL
Availability:
99.5%
Customer Rating:
(2077)
Avg. Download Speed
1,741 Mbps
XFINITY from Comcast offers Cable service to 99.5% of Buffalo Grove homes. Across the city, XFINITY Cable is the only type of service available from the company, with speeds up to 1,741 Mbps, with speeds from 1,200 Mpbs up to 2,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 250, with an average of 180 Mbps throughout the city.
Astound Broadband Cable in Buffalo Grove, IL
Availability:
4.7%
Customer Rating:
(97)
Avg. Download Speed
1,500 Mbps
Astound Broadband offers Cable service to 4.7% of Buffalo Grove homes. Across the city, Astound Broadband Cable is the only type of service available from the company, with speeds up to 1,500 Mbps
Which DSL Internet Providers are Available in Buffalo Grove?
EarthLink DSL in Buffalo Grove, IL
Availability:
96.8%
Customer Rating:
(5)
Avg. Download Speed
83 Mbps
EarthLink offers DSL service to 96.8% of Buffalo Grove homes. Across the city, EarthLink DSL has speeds up to 83 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 17 Mbps throughout the city. EarthLink DSL is rated higher than other types of internet service available in Buffalo Grove from EarthLink in terms of customer satisfaction.
AT&T DSL in Buffalo Grove, IL
Availability:
96.8%
Customer Rating:
(304)
Avg. Download Speed
83 Mbps
AT&T offers DSL service to 96.8% of Buffalo Grove homes. Across the city, AT&T DSL has speeds up to 83 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 17 Mbps throughout the city. AT&T DSL is rated about the same as other types of internet service available in Buffalo Grove from AT&T in terms of customer satisfaction.
Internet in Buffalo Grove by Neighborhood and ZIP Code
Buffalo Grove has 1 neighborhood and 1 ZIP code with their own pages. Each row links to that place’s page.
Neighborhoods in Buffalo Grove
| Neighborhood | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Woodlands at Fiore | 3,046 | 0.0% | 1,989 Mbps | 6.8 | C | 95/100 |
ZIP codes in Buffalo Grove
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| 60089 | 43,038 | 12.1% | 2,080 Mbps | 7.2 | C+ | 86/100 |
How Buffalo Grove Compares to Nearby Places
The 10 places nearest to Buffalo Grove that have their own pages are all within 5 miles. Among them, Vernon Hills has the most homes with fiber (32.6%) and Long Grove the fewest (2.0%); Buffalo Grove has 12.7%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Buffalo Grove (this page) | 41,106 | 12.7% | 2,088 Mbps | 7.2 | C+ | 86/100 |
| Arlington Heights | 81,430 | 24.7% | 2,542 Mbps | 8 | B- | 79/100 |
| Palatine | 70,571 | 13.2% | 2,071 Mbps | 6.9 | C+ | 83/100 |
| Wheeling | 38,603 | 26.7% | 2,732 Mbps | 7.4 | B- | 75/100 |
| Vernon Hills | 27,100 | 32.6% | 3,129 Mbps | 7.3 | B- | 85/100 |
| Prospect Heights | 16,677 | 7.8% | 2,230 Mbps | 7.8 | B- | 61/100 |
| Lincolnshire | 11,490 | 9.4% | 2,005 Mbps | 6.9 | C+ | 85/100 |
| Long Grove | 10,064 | 2.0% | 1,802 Mbps | 6.9 | C+ | 92/100 |
| Kildeer | 5,869 | 19.3% | 2,226 Mbps | 7.2 | B- | 94/100 |
| Riverwoods | 5,511 | 14.7% | 1,993 Mbps | 7.2 | C+ | 91/100 |
| Indian Creek | 487 | 50.7% | 3,522 Mbps | 7.9 | B | 91/100 |
Who is the Fastest Internet Provider in Buffalo Grove?
According to unbiased feedback from real internet customers, they reported being happiest with speeds provided by T-Mobile Home Internet. On the other hand, based on data provided by the internet providers to the FCC, XFINITY from Comcast should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in Buffalo Grove
| AT&T | 5,000 |
|---|---|
| EarthLink | 5,000 |
| XFINITY from Comcast | 2,000 |
| Astound Broadband | 1,500 |
| Verizon | 300 |
| Viasat | 100 |
| T-Mobile Home Internet | 100 |
| e-vergent | 60 |
| HughesNet | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Buffalo Grove. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Buffalo Grove Internet Providers
Based on 309 reviews from Illinois internet customers, T-Mobile Home Internet is the best internet service provider for Buffalo Grove residents. T-Mobile Home Internet was rated at an average of 3.94 out of 5 in our report for overall customer satisfaction. Verizon wins for second-place in Illinois, with 4.00 out of 5 stars and 87.4% coverage in Buffalo Grove.
At a national level, based on 4726 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.02 out of 5.
Local, State, and National Ratings for all Buffalo Grove Internet Providers
The table below shows average customer ratings from customers in Buffalo Grove, Illinois, and customers throughout the country.
| ISP / Tech Type | Buffalo Grove Overall | Illinois Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet |  (0) | (18) | (342) | View Plans | ||
| Verizon | (0) | (9) | (816) | View Plans | ||
| Astound Broadband | (0) | (21) | (122) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Viasat | (0) |  (1) |  (12) | View Plans | ||
| XFINITY | (2) | (210) | (2379) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) |  (25) | View Plans | ||
| e-vergent | (0) | (0) | (1) | View Plans |
Customer Ratings for Internet Provider Speeds in Buffalo Grove
Based on data reported by Buffalo Grove ISPs to the FCC, the fastest speeds in the city are available through XFINITY from Comcast. The company offers speeds up to 2,000 Mbps in Buffalo Grove. Therefore, the average customer can get up to 1,741 Mbps if they’re willing to purchase the fastest subscription tier available at their homes.
However, actual customers rated their satisfaction with internet speed highest with T-Mobile Home Internet. This indicates T-Mobile Home Internet reliably delivers speeds expected by the customer based on the plan they are paying for.
| ISP / Tech Type | Buffalo Grove Speed | Illinois Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (18) | (342) | View Plans | ||
| Astound Broadband | (0) | (21) | (122) | View Plans | ||
| Verizon | (0) | (9) | (816) | View Plans | ||
| XFINITY | (2) | (210) | (2379) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| e-vergent | (0) | (0) | (1) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans |
Who is the Cheapest Internet Provider in Buffalo Grove?
Of the providers in Buffalo Grove, customers rate Verizon the best for price. Data comes from customers rating their satisfaction with pricing: in Buffalo Grove where enough of them have reviewed a provider, otherwise across Illinois or the country. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
Verizon is rated 4.00 out of 5 for price, which is higher than the average across all internet providers in the country. T-Mobile Home Internet is rated second for affordability, with an average price rating of 3.78 out of 5.
The table below shows how customers in Buffalo Grove, Illinois, and the United States rated the affordability of their internet service.
Rated Affordability in Buffalo Grove
| ISP / Tech Type | Buffalo Grove Affordability | Illinois Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| Verizon | (0) | (9) | (816) | View Plans | ||
| T-Mobile Home Internet | (0) | (18) | (342) | View Plans | ||
| Astound Broadband | (0) | (21) | (122) | View Plans | ||
| AT&T | (0) | (51) | (1051) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| XFINITY | (2) | (210) | (2379) | View Plans | ||
| e-vergent | (0) | (0) | (1) | View Plans | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans |
Customer Reviews for Internet Service Providers in Illinois
Customer Reviews
ISPReports User
Pavlov Media Fiber
November 13, 2026 
Carol
McDonough Telephone Cooperative Fiber
October 26, 2026 Fast, friendly service. Appreciate being able to get quick help by calling. Actually get a person on the phone
ISPReports User
McDonough Telephone Cooperative Fiber
October 09, 2026 61438
McDonough Telephone Cooperative Fiber
October 08, 2026 MTC has been a great internet for my family. Rather it be gaming system speed, or just watching tv in multiple rooms, The internet seems to run smoothly. I very seldom have internet interruption. When we do it is usually due to storm taking out a pole, or upgrading the system. It usually has been a short time when it does happen.
ISPReports User
MTC Technologies Fiber
October 08, 2026 Rate your provider
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Which ISP Should You Choose in Buffalo Grove?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Buffalo Grove is T-Mobile Home Internet.
- The fastest internet provider should be XFINITY from Comcast. Considering speed for the money and reliability in speeds, T-Mobile Home Internet may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Buffalo Grove is Verizon.
- XFINITY from Comcast, Viasat, and HughesNet has the broadest coverage in Buffalo Grove, available to 99.5% of homes, and is most likely to cover your home. To find out exactly what’s available at your home, please use our address search tool.