How far is Johnstown, CO from Broomfield, CO?

The driving distance from Johnstown, CO to Broomfield, CO is about 37 miles (59.6 km), with a travel time of about 00h 40m by car.

  • The straight-line flight distance is about 30.2 miles (48.6 km).
  • For a round trip, plan for roughly 01h 21m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
37.05 mi
00h 40m
Flight
30.21 mi
48.62 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Johnstown.

Flight Distance

Direct air line
30.21 mi
Kilometers
48.62 km
Flight Time
00h 03m

Driving Distance

Road route
37.05 mi
Kilometers
59.62 km
Drive Time
00h 40m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 00h 40m.

Arrival Snapshot
Arrive in Broomfield
Mon, Jun 1, 9:24 PM MDT
Return by in Johnstown
Mon, Jun 1, 10:05 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Johnstown
2026-06-01T20:44
Arrive Broomfield
Mon, Jun 1, 9:24 PM MDT
Route Timing
00h 40m
One way by road
Best Departure Window
7:00 AM to 7:00 PM MDT
Leave when it suits your day
Arrive between
7:41 AM to 7:41 PM MDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:08 PM MDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Johnstown
10:00 PM MDT
Flexible departure

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Firestone
CO

Human settlement in Weld County, Colorado, United States of America

From Johnstown
18.5 mi
00h 20m
To Broomfield
18.6 mi
00h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
This Afternoon

Slight Chance Showers And Thunderstorms

Starts
Mon, Jun 1 1:00 PM MDT
Wind
10 mph SE
Destination
79°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Mon, Jun 1 1:00 PM MDT
Wind
9 mph ENE

Driving Route Map

The map below follows the saved road route between Johnstown and Broomfield.

Turn-by-Turn Driving Directions

Step-by-step road directions between Johnstown and Broomfield.

  1. 1

    Start on North Estes Avenue

    793 ft · 37 sec · North Estes Avenue

  2. 2

    Turn right onto West South 1st Street

    3.6 mi · 6 min · West South 1st Street

  3. 3

    Take the ramp slight left

    1473 ft · 36 sec

  4. 4

    Merge slight left onto Dwight D. Eisenhower Highway

    23.7 mi · 24 min · Dwight D. Eisenhower Highway

  5. 5

    Take the exit slight right toward NW, E 470 Toll: Limon, Broomfield

    1153 ft · 20 sec

  6. 6

    Keep slight right to continue on NW: Broomfield

    3098 ft · 1 min

  7. 7

    Continue on Northwest Parkway

    4.8 mi · 5 min · Northwest Parkway

  8. 8

    Take the exit slight right toward US 287: Dillon Road

    1760 ft · 33 sec

  9. 9

    Turn straight onto West Dillon Road

    1345 ft · 41 sec · West Dillon Road

  10. 10

    Turn left onto South 112th Street

    2.6 mi · 4 min · South 112th Street

  11. 11

    Turn left onto West Midway Boulevard

    913 ft · 30 sec · West Midway Boulevard

  12. 12

    Turn right onto Nickel Street

    682 ft · 22 sec · Nickel Street

  13. 13

    Turn left onto West 3rd Avenue

    83 m · 17 sec · West 3rd Avenue

  14. 14

    Turn left

    58 m · 14 sec

  15. 15

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Johnstown and Broomfield.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
15 steps
7 turns on the saved route
Ramps & Exits
4
1 merges, 3 ramps or exits
Navigation Density
40.5 / 100 mi
Decision points by distance
Main Roads
Dwight D. Eisenhower Highway
23.8 mi · 64%
Northwest Parkway
4.8 mi · 13%
West South 1st Street
3.89 mi · 11%
South 112th Street
2.6 mi · 7%
NW
0.8 mi · 2%
US 287
0.33 mi · 1%
Longest Stretch

Dwight D. Eisenhower Highway

Merge slight left onto Dwight D. Eisenhower Highway

23.8 mi · 00h 24m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 40m
Quick drive
Same-Day Return
01h 22m
Round-trip wheel time
Road vs Air
+6.8 mi
30.2 mi direct line
Halfway Stop
Firestone
00h 20m from Johnstown
Leave By
7:08 PM MDT
Flexible departure
Weather Watch

Slight Chance Showers And Thunderstorms leaving Johnstown and Chance Showers And Thunderstorms near Broomfield.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Johnstown to Broomfield?

The road trip is about 37 miles (59.6 km) and usually takes 00h 40m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Firestone is a useful midpoint, sitting about 18.5 miles from Johnstown and 18.6 miles from Broomfield.

How much longer is the road route than the straight-line distance?

The direct path is about 30.2 miles (48.6 km), while the road route adds roughly 6.8 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:08 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.84 one way or $9.69 round trip. Estimated CO2 is about 11.6 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Showers And Thunderstorms around Johnstown and Chance Showers And Thunderstorms near Broomfield.

Stop Ideas Near Firestone

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Firestone and the surrounding midpoint area.
Historic Brighton City Hall
Scenic stop 12.7 mi away

Historic Brighton City Hall

Brighton , CO
22 S 4th Ave, Brighton, CO 80601
Rating 4.3/5 31 reviews Historical place,City Hall
Broomfield City Council
Meeting point 14.8 mi away

Broomfield City Council

Broomfield , CO
1 Descombes Dr, Broomfield, CO 80020
Rating 3.9/5 63 reviews City government office
Lafayette City Hall
Nearby stop 11 mi away

Lafayette City Hall

Lafayette , CO
1290 S Public Rd, Lafayette, CO 80026
Rating 5.0/5 2 reviews City administration
Old Town Hall
Scenic stop 2.6 mi away

Old Town Hall

Frederick , CO
105 Fifth St, Frederick, CO 80530
Rating 4.0/5 2 reviews Historical landmark,History museum

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Firestone.

BUS

Longmont, Colorado

15 mi away
623 Main St.
BUS

Boulder, Colorado

30 mi away
30th & Diagonal Highway
RAIL

Union Station

40 mi away
1701 Wynkoop Street
BUS

Denver (Bus Station), Colorado

41 mi away
1055 19th Street

Flight Path Map

This map shows the direct air route between Johnstown and Broomfield. Straight-line distance: 30.21 mi (48.62 km).

Johnstown

#1 Johnstown

Municipality in Colorado, USA

Population13,923
Coordinates40.3369300, -104.9122000
Altitude1479
CountryUnited States
Photo coming soon

#2 Broomfield

A city in Broomfield County, Colorado.

Population72,236
Coordinates39.9205400, -105.0866500
Altitude1644
CountryUnited States
Start: North Estes Avenue (-104.912513, 40.336928)
End: (-105.086461, 39.920417)

Estimated Travel Time

Distance: 60 km by road

SpeedTime
30 mph (48.3 km/h)01h 14m
40 mph (64.37 km/h)00h 55m
50 mph (80.47 km/h)00h 44m
60 mph (96.56 km/h)00h 37m
70 mph (112.65 km/h)00h 31m
80 mph (129 km/h)00h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.31 gal
4.95 L · about $4.84
Round trip
$9.69
2.62 gal · 9.9 L
Estimated CO2
11.6 kg one way
Round trip: 23.3 kg / 51 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $4.84 $9.69
Mid-grade $4.08 $5.35 $10.70
Premium $4.39 $5.75 $11.50
Diesel $4.74 $6.21 $12.41

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Colorado · Jun 02, 2026

There is no time difference between Johnstown and Broomfield. The current time is 20:44:07.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.