Best Internet Providers in Northfield, IL
All 6 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Northfield, IL
Northfield has 6 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 Northfield.
Ranks compare Northfield with the 15,682 US towns of 1,000 to 9,999 people, the tiers of our fastest-cities rankings.
The Best Internet in Northfield, IL at a Glance
Northfield 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
Verizon
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 Northfield ratings may vary and are shown below.
Who is the Best Internet Provider in Northfield, IL?
T-Mobile Home Internet is the best internet provider in Northfield 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 Northfield, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 97.32% 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 Northfield?
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 Northfield
- XFINITY - cable coverage map
- AT&T - fiber coverage map
- EarthLink - fiber coverage map
- Verizon - fixed wireless coverage map
- Astound Broadband - cable coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- AT&T - dsl coverage map
- EarthLink - dsl coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
How Northfield Compares to Places Its Size
Northfield's report card score is in the top 42% and its connectivity index is in the top 11%.
| Measure | Northfield | Rank among US towns of 1,000 to 9,999 people | Cook County | Illinois | US | Leader |
|---|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | ||||||
| Fiber availability | 20.4% | bottom 21% | 39.1% | 47.6% | 71.5% | 1,056 places at 100.0% |
| Average top speed | 2,587 Mbps | top 24% | 2,635 Mbps | 3,187 Mbps | 3,486 Mbps | Collegedale, TN and Lakesite, TN and 2 more (25,000 Mbps) |
| Providers at a typical address | 7.4 | top 15% | 7.4 | 7.3 | 7.1 | McLendon-Chisholm, TX (14.2) |
| Connectivity index inputs: how much households need and use the internet | ||||||
| People per household | 2.5 | top 45% | 2.6 | 2.6 | 2.7 | St. George, GA (6.2) |
| Workers who work from home | 30% | top 3% | 18% | 16% | 15% | Indian Springs, NV (76%) |
| Homes with a computer, tablet or phone | 95% | top 38% | 95% | 95% | 96% | 515 places at 100% |
| Homes with internet | 95% | top 13% | 91% | 91% | 91% | 115 places at 100% |
| Homes on fiber, cable or DSL | 84% | top 10% | 76% | 75% | 76% | Bunkerville, NV and Fort Myer, VA and 3 more (100%) |
| More about the households here | ||||||
| Homes with a desktop or laptop | 89% | top 11% | 80% | 81% | 81% | 12 places at 100% |
| Median household income | $179,003 | top 3% | $94,315 | $95,616 | $93,246 | 16 places at $250,001 |
| Residents in school (6th grade to college) | 17% | top 12% | 16% | 16% | 16% | University Park, PA (95%) |
Fiber reaches 20.4% of homes in Northfield, against 39.1% across Cook County and 47.6% across Illinois. Households in Northfield are smaller than the US average (2.5 people against 2.7); 30% of workers work from home (US 15%); and the median household income is $179,003 (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 Northfield
Which Fiber Internet Providers are Available in Northfield?
EarthLink Fiber in Northfield, IL
Availability:
20.4%
Customer Rating:
(6)
Avg. Download Speed
4,843 Mbps
EarthLink offers Fiber service to 20.4% of Northfield homes. Across the city, EarthLink Fiber has speeds up to 4,843 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 Northfield from EarthLink in terms of customer satisfaction.
AT&T Fiber in Northfield, IL
Availability:
20.4%
Customer Rating:
(542)
Avg. Download Speed
4,843 Mbps
AT&T offers Fiber service to 20.4% of Northfield homes. Across the city, AT&T Fiber has speeds up to 4,843 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 Northfield from AT&T in terms of customer satisfaction.
Which Fixed Wireless and LTE Internet Providers are Available in Northfield?
Verizon Fixed Wireless in Northfield, IL
Availability:
99.5%
Customer Rating:
(362)
Avg. Download Speed
281 Mbps
Verizon offers Fixed Wireless service to 99.5% of Northfield homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 281 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 19 Mbps throughout the city.
EarthLink Fixed Wireless in Northfield, IL
Availability:
99.0%
Customer Rating:
(4)
Avg. Download Speed
47 Mbps
EarthLink offers Fixed Wireless service to 99.0% of Northfield homes. Across the city, EarthLink Fixed Wireless has speeds up to 47 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 7.9 Mbps throughout the city.
AT&T Fixed Wireless in Northfield, IL
Availability:
99.0%
Customer Rating:
(205)
Avg. Download Speed
47 Mbps
AT&T offers Fixed Wireless service to 99.0% of Northfield homes. Across the city, AT&T Fixed Wireless has speeds up to 47 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 7.9 Mbps throughout the city.
T-Mobile Home Internet Fixed Wireless in Northfield, IL
Availability:
97.3%
Customer Rating:
(342)
Avg. Download Speed
95 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 97.3% of Northfield homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 95 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 19 Mbps throughout the city.
Which Cable Internet Providers are Available in Northfield?
XFINITY Cable in Northfield, IL
Availability:
100.0%
Customer Rating:
(2077)
Avg. Download Speed
2,000 Mbps
XFINITY from Comcast offers Cable service to 100.0% of Northfield homes. Across the city, XFINITY Cable is the only type of service available from the company, with speeds up to 2,000 Mbps
Astound Broadband Cable in Northfield, IL
Availability:
6.9%
Customer Rating:
(97)
Avg. Download Speed
1,500 Mbps
Astound Broadband offers Cable service to 6.9% of Northfield 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 Northfield?
EarthLink DSL in Northfield, IL
Availability:
98.9%
Customer Rating:
(5)
Avg. Download Speed
85 Mbps
EarthLink offers DSL service to 98.9% of Northfield homes. Across the city, EarthLink DSL has speeds up to 85 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 18 Mbps throughout the city. EarthLink DSL is rated higher than other types of internet service available in Northfield from EarthLink in terms of customer satisfaction.
AT&T DSL in Northfield, IL
Availability:
98.9%
Customer Rating:
(304)
Avg. Download Speed
85 Mbps
AT&T offers DSL service to 98.9% of Northfield homes. Across the city, AT&T DSL has speeds up to 85 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 18 Mbps throughout the city. AT&T DSL is rated about the same as other types of internet service available in Northfield from AT&T in terms of customer satisfaction.
Internet in Northfield by Neighborhood and ZIP Code
Each row links to that place’s page.
Neighborhoods in Northfield
| Neighborhood | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|
ZIP codes in Northfield
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|
How Northfield Compares to Nearby Places
The 10 places nearest to Northfield that have their own pages are all within 5 miles. Among them, Northbrook has the most homes with fiber (74.3%) and Winnetka the fewest (0.2%); Northfield has 20.4%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Northfield (this page) | 5,751 | 20.4% | 2,587 Mbps | 7.4 | B- | 77/100 |
| Skokie | 63,190 | 71.4% | 3,594 Mbps | 8.1 | B+ | 81/100 |
| Glenview | 44,296 | 3.2% | 1,984 Mbps | 7.4 | C+ | 80/100 |
| Northbrook | 40,569 | 74.3% | 3,733 Mbps | 8.1 | B+ | 77/100 |
| Wilmette | 28,170 | 71.9% | 3,813 Mbps | 8 | B+ | 87/100 |
| Morton Grove | 25,297 | 44.0% | 3,292 Mbps | 7.6 | B | 72/100 |
| Glenview Nas | 15,139 | 28.4% | 2,701 Mbps | 8.2 | B- | 84/100 |
| Winnetka | 13,210 | 0.2% | 1,878 Mbps | 6.6 | C | 95/100 |
| Glencoe | 8,849 | 12.7% | 2,304 Mbps | 6.6 | C+ | 90/100 |
| Kenilworth | 2,514 | 45.1% | 2,293 Mbps | 7.5 | B- | 96/100 |
| Golf | 514 | 0.0% | 2,000 Mbps | 7.4 | C | 84/100 |
Who is the Fastest Internet Provider in Northfield?
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 Northfield
| 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 |
| HughesNet | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Northfield. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Northfield Internet Providers
Based on 309 reviews from Illinois internet customers, T-Mobile Home Internet is the best internet service provider for Northfield 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 99.5% coverage in Northfield.
At a national level, based on 4725 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 Northfield Internet Providers
The table below shows average customer ratings from customers in Northfield, Illinois, and customers throughout the country.
| ISP / Tech Type | Northfield 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 |
Customer Ratings for Internet Provider Speeds in Northfield
Based on data reported by Northfield 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 Northfield. Therefore, the average customer can get up to 2,000 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 | Northfield 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 | ||
| EarthLink | (0) | (0) | (15) | View Plans | ||
| HughesNet | (0) | (0) | (25) | View Plans |
Who is the Cheapest Internet Provider in Northfield?
Of the providers in Northfield, customers rate Verizon the best for price. Data comes from customers rating their satisfaction with pricing: in Northfield 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 Northfield, Illinois, and the United States rated the affordability of their internet service.
Rated Affordability in Northfield
| ISP / Tech Type | Northfield 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 | ||
| 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 Northfield?
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 Northfield 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 Northfield is Verizon.
- XFINITY from Comcast, Viasat, HughesNet, EarthLink, and AT&T has the broadest coverage in Northfield, available to 100.0% 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.