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Red's Auto & Truck

2023 Rivian R1S Adventure

2023 Rivian R1S Launch Edition

2019 Chevrolet Corvette Grand Sport

2011 Honda CR-V SE

2022 Rivian R1T Adventure

1987 Buick Regal Grand National Turbo

Recently discounted

2000 Mercedes-Benz SLK 230 Kompressor

2023 Cadillac Escalade ESV 4WD V-Series

2023 Jeep Gladiator Rubicon 4x4

2026 Ram ProMaster 1500 Cargo Van Tradesman High Roof 136&quot; WB w/Pass Seat

2026 Mercedes-Benz GLE 350 4MATIC

<h2>Used vehicles for sale in Longmont, CO at Red's Auto & Truck</h2>Red's Auto & Truck brings a wide-ranging selection of quality pre-owned vehicles to drivers across Northern Colorado, with a consistently updated inventory available at our Longmont, Colorado location spanning cars, trucks, SUVs, and electric vehicles from some of the most trusted names on the road. Our used inventory covers a broad range of popular brands — including Acura, BMW, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Honda, Hyundai, Jeep, Kia, Lincoln, Mazda, Nissan, RAM, Toyota, Volkswagen, and more — covering a broad range of body styles, model years, and price points to suit a wide variety of drivers and budgets. Whether you're searching for a fuel-efficient daily commuter for the Denver-Boulder corridor, a capable pickup built for Colorado's demanding terrain and outdoor lifestyle, a spacious family SUV for Boulder County's active community, or a forward-thinking electric vehicle, you'll find used vehicles for sale in Longmont, CO across a consistently refreshed inventory at Red's Auto & Truck.Longmont sits at the heart of the Front Range's Northern Colorado corridor — within easy reach of Boulder, Fort Collins, and the greater Denver metro area — making it one of the region's most naturally accessible locations for pre-owned vehicle shoppers across a broad geographic area. Red's Auto & Truck's broad multi-brand inventory gives shoppers across Boulder County and the surrounding Northern Colorado communities the flexibility to compare across makes, body styles, and price points in a single visit, backed by a team that's upfront about vehicle condition, history, and pricing across everything we carry.⸻<h3>Popular models in our used inventory</h3>Our inventory regularly includes some of the most in-demand models on the road today, such as:<ol><li data-list="bullet">Toyota Tacoma – A midsize truck with a fiercely loyal Colorado following, known for its off-road capability, long-term reliability, and one of the strongest resale value records in the used truck segment across Northern Colorado.</li><li data-list="bullet">Jeep Wrangler – An iconic and capable off-road SUV with a loyal Colorado following, available across a range of trims and configurations in the pre-owned market for drivers who want genuine four-wheel-drive capability alongside everyday practicality.</li><li data-list="bullet">Subaru Outback – A versatile all-wheel drive wagon with a strong Front Range following, offering genuine off-pavement capability and a practical interior well-suited to Northern Colorado's four-season outdoor lifestyle.</li><li data-list="bullet">Honda CR-V – A practical and fuel-efficient compact SUV with a well-earned reputation for long-term dependability and a versatile interior suited to Longmont-area families and Boulder County commuters.</li><li data-list="bullet">Ford F-150 – America's most popular truck, available across a wide range of trims and configurations in the pre-owned market with proven towing and payload performance for Colorado's work and everyday use demands.</li><li data-list="bullet">Tesla Model 3 – A fully electric sedan with an impressive range, a tech-forward interior, and a smooth and engaging driving experience that makes it one of the most popular pre-owned EV purchases in the Boulder County and Northern Colorado market.</li><li data-list="bullet">Toyota RAV4 – One of the most popular compact SUVs in the pre-owned market, offering a strong reliability record, available AWD, and a practical family-friendly layout across recent model years well-suited to Longmont-area families.</li></ol>Our used inventory is updated regularly as trade-ins arrive and new vehicles are added, giving you access to a broad mix of body styles, brands, model years, and price points at our Longmont location.⸻<h3>Why buy your used vehicle from Red's Auto & Truck?</h3>Drivers choose us because we offer:<ol><li data-list="bullet">Competitive pricing across a wide range of makes, body styles, and price points</li><li data-list="bullet">Flexible financing options to fit a variety of budgets and credit situations</li><li data-list="bullet">A broad multi-brand selection spanning cars, trucks, SUVs, and electric vehicles in one convenient Longmont location</li><li data-list="bullet">Knowledgeable, transparent staff focused on matching you with the right vehicle at the right price</li><li data-list="bullet">A convenient Longmont, CO location serving drivers throughout Northern Colorado and the greater Front Range</li></ol>We're here to help you find the right pre-owned vehicle for your daily life, your budget, and the demands of driving in Colorado year-round.⸻<h3>Proudly serving Longmont & surrounding communities</h3>We proudly serve customers from:Boulder • Fort Collins • Loveland • Greeley • Broomfield • Erie • Lyons • and surrounding communities⸻<h3>Shop used vehicles at Red's Auto & Truck today</h3>Browse our full pre-owned inventory online to compare models, pricing, and available features across every brand we carry. Then visit Red's Auto & Truck in Longmont, CO to take your top choices for a test drive.

187 used cars, trucks and SUVs for sale in Longmont, CO

2023 Rivian R1S

2023 Rivian R1S

2019 Chevrolet Corvette

2011 Honda CR-V

2022 Rivian R1T

1987 Buick Regal

2000 Mercedes-Benz SLK 230

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2023 Cadillac Escalade ESV

2023 Jeep Gladiator

2026 Ram ProMaster 1500

2026 Ram ProMaster 1500

2026 Mercedes-Benz GLE 350