$35/mo.
300 Mbps*
$60/mo.
300Mbps
25–150Mbps
Longmont features a robust digital landscape anchored by a prominent city-owned fiber network delivering widespread local coverage. Residents also choose from extensive cable infrastructure, legacy copper lines, localized fixed wireless, and multiple mobile or satellite options across outlying areas.
Longmont's municipal fiber network, NextLight, is operated by Longmont Power and Communications, breaking ground in 2014 and serving over 28,000 subscribers.
Recognized nationally, it offers contract-free service with free installation, expanding from Old Town and Main Street north past Highway 66 into Anhawa and Strawberry Circle to reach locations previously lacking broadband.
Xfinity internet serves as the primary alternative, covering most addresses across Clover Basin, Southmoor Park, and eastern subdivisions. CenturyLink maintains the legacy copper infrastructure while deploying fiber in limited areas.
Rise Broadband provides fixed-wireless options toward Hygiene, alongside smaller providers like TDS Telecom and Smiling J.
Wireless alternatives include T-Mobile, Verizon, and AT&T along the Ken Pratt corridor, while satellite providers like Starlink and Viasat cover properties extending toward the foothills.
NextLight's municipal model has transformed local telecommunications expectations, prompting major private carriers to introduce competitive rate locks.
312.12 Mbps
199.06 Mbps
4 ms
17
Average speed rate as per Ookla’s Speedtest results for 2026
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Longmont built its own fiber network, which makes the footprint unusually deep for a city this size. Coverage is heaviest through the older central grid and now extends past the northern city line.
Best for:Cable internet is the broadest wired option in Longmont, reaching close to nine in ten addresses. It is the default across apartment blocks and the newer eastern subdivisions, with fast downloads and slower uploads.
Best for:Fixed wireless over the cellular network covers most of the city and installs in minutes. Performance depends on tower distance and load, so results vary between the Ken Pratt corridor and the western edge.
Best for:The split in Longmont runs along construction dates. Old Town and the grid around Main Street were trenched street by street during the citywide build, and those blocks now carry symmetrical fiber under century-old front porches.
Prospect New Town, laid out in the 1990s as a New Urbanist test case, sits on the same network. East of Highway 119 and out toward Hygiene, cable and fixed wireless still do most of the work.
Thanks to several high-speed providers in Colorado, the city has kept extending. Service crossed north of Highway 66 to addresses that carried Longmont electric service but no broadband; the network passed 28,000 subscribers, and Colorado's BEAD allocation is aimed at the properties beyond the municipal footprint entirely.
For the professionals who define this workforce, the Seagate and Micron staff, the St. Vrain Valley administrators, the consultants billing from a spare bedroom, the practical result is symmetrical upload speed as a baseline rather than a premium tier.
No contest. NextLight owns every strand it laid, which takes the wholesale middleman out from between a router and the network core. PC Magazine's readers rated it the best overall provider in the country this year and near the top for gaming, a ranking built on latency consistency rather than headline speed. Pricing opens around $40 with no contract, no data cap, and free installation.
Xfinity is the sensible choice wherever fiber has not landed, including apartment buildings, mobile home communities, and the eastern subdivisions where cable went in ahead of the municipal build. Coverage runs near nine in ten addresses and top tiers clear a gigabit down, though upload stays asymmetric.
Bundling and multi-year rate locks hold the monthly number down. CenturyLink is the fallback on the copper side, TDS Telecom serves a small share of addresses, and Smiling J shows up in local listings.
T-Mobile and Verizon 5G Home Internet both run no-contract plans with equipment included and flat monthly billing, which suits renters and Boulder commuters better than a two-year agreement.
AT&T Internet Air is the third option and works on the same principle, since AT&T operates no residential wireline plant in this part of Colorado. Speeds track tower proximity, so the Ken Pratt corridor tends to test better than the western edge.
$45/mo.
300 Mbps
For 60 mos., no term contract. Taxes and fees extra. Incl. up to $10/mo. auto-pay & paperless bill discount. See Broadband Facts: https://www.xfinity.com/broadband-labels
$55/mo.
100 Mbps
Users on the Residential Lite plan are prioritized behind Residential and will see slower speeds during peak hours. Residential Lite is not available in all areas. See availability here.
$60/mo.
300Mbps
Price after $5/mo. AutoPay discount (w/in 2 bills). Paperless billing required. Monthly State Cost Recovery charge applies in OH, NV, TX.
Longmont residents navigate a unique connectivity landscape shaped by multiple providers offering diverse choices. For high-volume data needs, NextLight provides robust municipal fiber options through the city-owned network, particularly beneficial in areas like Clover Basin.
When fiber has not arrived, or for moderate remote work requirements, Xfinity and CenturyLink deliver reliable cable and copper alternatives suited for neighborhoods such as Prospect New Town.
Meanwhile, wireless home solutions from providers like T-Mobile and Verizon 5G Home Internet handle streaming and everyday tasks without contracts, offering viable options near McIntosh Lake.
The smart move is sizing the plan to upload demand rather than download headlines, balancing what companies like NextLight, Xfinity, CenturyLink, T-Mobile, and Verizon provide to match individual household usage effectively while securing a reliable rate lock.
A verified speed test result from an Xfinity user in Longmont, CO, shows consistently strong download performance with minimal latency. Such speeds are well-suited to the simultaneous remote work and streaming demands common in Longmont's growing work-from-home professional community.
See How Fast Your Connection Really IsFront Range Prices, Public-Utility Rates
Longmont's median home value sits near $572,800, close to double the national figure, and median rent runs about 35% above the U.S. midpoint. While you can't control inflation, you can save by choosing cheaper internet plans in Longmont.
NextLight offers no contract, no data cap, and free installation. Income-qualified households can drop to $14.95 a month, and St. Vrain Valley families may qualify for a free school-year connection.
Xfinity runs the deepest promotional pricing in the market, with entry tiers and multi-year rate locks that hold the number in place. Its Internet Essentials program serves qualifying low-income households with no credit check.
Verizon 5G Home Internet is the cheapest route into a no-contract connection for renters, with equipment included, flat pricing, and a further discount for households already carrying a qualifying Verizon mobile plan.
Pro-Tip: In 80501 and 80504, the fastest route to a discounted connection is the City of Longmont's CAReS application, which now handles NextLight's Internet Assistance Program alongside the city's other income-qualified programs. Approved households pay $14.95 a month for the same fiber service, with no credit check and no activation fee. The federal Lifeline benefit and Xfinity Internet Essentials are the alternatives at addresses the municipal network has not reached.
Our goal at LocalCableDeals is to make your search for the ideal internet provider a breeze. Our team has developed FREE, easy-to-use tools designed to help you find the perfect plan for your needs within minutes.
Compare top providers side-by-side on speed, pricing, and contract terms. In Longmont, your best match depends on your street address and household usage.
Compare ProvidersBuild around the household you actually run. A Clover Basin family with several remote workstations, a Prospect New Town professional on video all day, and a two-person Old Town rental land on three different tiers, and the builder sizes each one.
Build a PlanCheck if your current Longmont provider is delivering the promised download and upload speeds to meet your household or home office needs by running a quick test.
Test my SpeedBrowse internet options, speeds, and coverage in other cities of Colorado to get a complete picture.
NextLight leads Longmont with its city-owned fiber network serving over 28,000 subscribers across deep central and northern areas. CenturyLink and Xfinity also provide limited fiber and cable options, making address verification essential for accurate coverage.
NextLight dominates Longmont with affordable symmetrical fiber, offering low-income discounts and no contracts. Xfinity provides competitive promotional rate locks, while Verizon, T-Mobile, and Rise Broadband deliver alternative budget-friendly wireless choices for renters and unserved areas.
Longmont's tech-heavy workforce requires symmetrical fiber connections for heavy uploads. NextLight meets this demand by matching upload and download speeds, while Xfinity and TDS Telecom serve alternative or unreached areas with asymmetric performance.
Three carriers, T-Mobile, Verizon, and AT&T, offer fixed-wireless home service in Longmont without contracts. Performance varies by tower proximity, favoring locations along the Ken Pratt corridor and Village at the Peaks over western foothills addresses.
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