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Trip from Longmont, CO to Littleton, CO

Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards

Drive Time

59m

Distance

46.5 mi

75 km

Drive Score

7/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$7

one way

EV Charging

Unknown

Best Time to Leave

Save up to 14 min
4 AM
0h 55m ★
6 AM
1h 0m
8 AM
1h 9m
10 AM
1h 3m
12 PM
1h 2m
3 PM
1h 4m
5 PM
1h 9m
8 PM
0h 57m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

city in Boulder County, Colorado, United States

Longmont, CO

Wikimedia Commons

city in Arapahoe County, Colorado, United States

Littleton, CO

Wikimedia Commons

Trip Overview

If you are planning a trip from Longmont to Littleton, you can expect a straightforward 46.5-mile journey that typically takes about 59 minutes. This route is perfectly suited for a single-day excursion, as it does not require an overnight stay. You will primarily navigate via the North Valley Highway, the Dwight D. Eisenhower Highway, and US 85. Budgeting roughly $7 for fuel should cover your travel costs comfortably. Since both cities are located within the Mountain West region of Colorado, the drive maintains a consistent character throughout the trip. It is a practical, efficient path that gets you from the northern reaches of the area to the southern suburbs without unnecessary complexity.

Main Roads

Road Distance Duration
North Valley Highway 19.6 mi 25m
Dwight D. Eisenhower Highway 11.9 mi 11m
US 85 7.3 mi 10m
Highway 119 3 mi 3m
3rd Avenue 1.8 mi 3m
East Ken Pratt Boulevard 1.6 mi 2m
West I 25 Frontage Road 0.5 mi 1m
Collyer Street 0.2 mi <1m
Longest stretch: North Valley Highway — 19.6 mi, about 25m

Turn-by-Turn Driving Directions

Step-by-step road directions between Longmont, CO and Littleton, CO.

1

Start on this road

63 ft · 6 sec · this road
2

Turn right onto 5th Avenue

0.2 mi · 47 sec · 5th Avenue
3

Turn right onto Collyer Street

0.2 mi · 41 sec · Collyer Street
4

Turn left onto 3rd Avenue

1.8 mi · 3 min · 3rd Avenue
5

Turn left onto CO 119

1.6 mi · 2 min · East Ken Pratt Boulevard
Use the left lane.
6

Continue on CO 119

3.0 mi · 3 min · Highway 119
7

Take the exit onto West I 25 Frontage Road

0.5 mi · 1 min · West I 25 Frontage Road
Toward I 25 South Use the right lane.
8

Merge onto I 25

12 mi · 11 min · Dwight D. Eisenhower Highway
Use the straight / slight right lanes.
9

Continue on I 25

0.6 mi · 36 sec · North Valley Highway
10

Keep slight right at fork onto I 25

8.8 mi · 10 min · North Valley Highway
Use the straight / slight right lanes.
11

Keep slight right at fork onto I 25

10 mi · 13 min · North Valley Highway
Use the straight / slight left lanes.
12

Take the exit onto US 85

7.3 mi · 10 min · US 85
Exit 207B Toward US 85: Santa Fe Drive Use the straight / slight right lanes.
13

Turn left onto West Bowles Avenue

299 ft · 6 sec · West Bowles Avenue
Use the left lane.
14

Continue on West Alamo Avenue

0.2 mi · 29 sec · West Alamo Avenue
15

Turn left onto South Prince Street

205 ft · 12 sec · South Prince Street
16

Turn left

153 ft · 13 sec
17

Turn right

35 ft · 2 sec
18

Arrive at destination

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

consolidated city-county and capital of Colorado, United States

Mid-route town

Meal stop

Denver, CO

23 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Firestone, CO

Fuel and coffee

A short stop after about 10 miles helps settle the day before fatigue starts building.

Northglenn, CO

Meal break

The midpoint is around 23.3 miles from Longmont, CO, which is a good place for a longer meal and fuel stop.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Heads-up: tricky spots

5 of 13

5 decision points cluster between mile 6.8 and 46.2 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

8
6.8 mi into trip | ~10m in | West I 25 Frontage Road

Take the exit onto West I 25 Frontage Road toward I 25 South

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the right lane. Toward I 25 South
6
19.9 mi into trip | ~24m in | I 25 / North Valley Highway

Keep slight right at fork onto I 25 / North Valley Highway

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight right lanes.
6
28.7 mi into trip | ~34m in | I 25 / North Valley Highway

Keep slight right at fork onto I 25 / North Valley Highway

Highway fork - watch signs carefully. Lane positioning matters here

Use the straight / slight left lanes.
7
38.9 mi into trip | ~48m in | US 85

Take the exit onto US 85 toward US 85: Santa Fe Drive

Exit ramp - move to the correct lane early. Lane positioning matters here

Use the straight / slight right lanes. Exit 207B Toward US 85: Santa Fe Drive
6
46.2 mi into trip | ~58m in | West Bowles Avenue

Turn left onto West Bowles Avenue

Lane positioning matters here

Use the left lane.

Fuel & Cost

Regular Gas

$7.01 one way

$14.01 round trip

$3.83/gal 25.4 MPG avg 16 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.05 $7.42 $14.84
premium $4.39 $8.04 $16.09
diesel $5.61 $10.27 $20.53

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$7

Estimated CO2 emission: 16.3 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $5 in charging · 0 stops · 69% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 14 0 $4.88 $2.23
Efficient EV 11.6 0 $4.07 $1.86
EV Truck/SUV 18.6 0 $6.51 $2.98

Gas CO2

16 kg

EV CO2

5 kg (69% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Apr 15, 2026

Origin

Longmont, CO

Late night in Longmont on Sunday

Local time

1:34 AM

MDT

Current temp

79°F

Unavailable

Live forecast

Destination

Littleton, CO

Late night in Littleton on Sunday

Local time

1:34 AM

MDT

Current temp

47°F

Unavailable

Live forecast

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

32 degrees cooler at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

59m on the road

Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

What kind of drive is this?

This drive is best described as a turn-heavy local trek, requiring you to stay alert through various transitions. While you will spend about 23% of your travel time on highways, the experience is far from a simple interstate grind. Your longest uninterrupted stretch occurs during the 19.6 miles spent on the North Valley Highway. As you progress, the road environment shifts from open stretches to more technical local navigation. You should be prepared for frequent adjustments to your pace as you move through these different road types throughout the hour-long trip.

Only 23% highway — the rest is turn-by-turn surface driving.
18 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 19.6 mi on North Valley Highway.

How Hard Is This Drive?

8/10

Expect a hands-on drive with frequent turns and local roads rather than long highway stretches. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 6.8 miles in near West I 25 Frontage Road.

Driving Effort 8/10

Focused - busy navigation packed into a short drive

Balances navigation complexity with total wheel time.

This is a short but busy drive. With 13 decision points packed into just 46.5 miles, you will need to pay attention to lane changes and exits — but the whole thing is over in 59m.

Where does it get tricky?

The main spots that need attention: at 6.8 miles (West I 25 Frontage Road): Exit ramp - move to the correct lane early. Lane positioning matters here; at 19.9 miles (I 25 / North Valley Highway): Highway fork - watch signs carefully. Lane positioning matters here; at 28.7 miles (I 25 / North Valley Highway): Highway fork - watch signs carefully. Lane positioning matters here.

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 59m. Total distance: 46.5 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

59m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

Scenic Drive

Mostly surface roads route profile.

Frequently Asked Questions

The longest stretch is about 19.6 miles on North Valley Highway. The full list of main roads is in the Roads section above.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Littleton, CO before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.

The main spots that need attention: at 6.8 miles (West I 25 Frontage Road): Exit ramp - move to the correct lane early. Lane positioning matters here; at 19.9 miles (I 25 / North Valley Highway): Highway fork - watch signs carefully. Lane positioning matters here; at 28.7 miles (I 25 / North Valley Highway): Highway fork - watch signs carefully. Lane positioning matters here.

Yes. A round trip is manageable in a single day if you plan a break at Littleton, CO before heading back.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, and EIA for fuel prices. See our methodology for refresh cadence and limitations.

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