Origin
Waterloo, IA
Late night in Waterloo on Tuesday
Local time
5:17 AM
CDT
Current temp
59°F
Unavailable
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards
Drive Time
2h 59m
Distance
140.5 mi
226 km
Drive Score
9/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$22
one way
EV Charging
Unknown
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Waterloo, IA
Wikimedia Commons
Earlham, IA
Clément Proust
Waterloo to Earlham is 140.5 miles and takes about 2 hours 59 minutes via IA 330 and I-80, with a fuel budget near $22 and enough daylight to finish in a day. This trip stays within Iowa, moving from the Midwest region to another part of the Midwest. It's a fairly straightforward drive that doesn't involve significant elevation changes. Consider this route if you're looking for a direct connection between these two points with minimal fuss. The majority of the drive is on highways, making it efficient for getting from point A to point B.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
1 planned break
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
70.2 miles from Waterloo, IA
A natural place for your longest stop of the day , about 1h 34m into the drive .
| Road | Distance | Duration |
|---|---|---|
| IA 330 | 35.9 mi | 42m |
| I 80 | 24.5 mi | 27m |
| Avenue of the Saints | 18.4 mi | 21m |
| Sanford Avenue | 15.9 mi | 21m |
| US 65 | 13 mi | 15m |
| 240th Street | 6.3 mi | 9m |
| Marsh Avenue | 5.9 mi | 8m |
| N Avenue | 4.5 mi | 6m |
Step-by-step road directions between Waterloo, IA and Earlham, IA.
Start on West 4th Street
Turn right onto Washington Street
Turn right onto West 5th Street
Continue on West 4th Street
Turn slight right onto West Ridgeway Avenue
Turn left onto US 63
Take the ramp
Merge onto US 20; IA 27
Take the exit
Turn left onto IA 14
Turn right onto 210th Street
Turn sharp left onto County Road T37
Continue on M Avenue
Turn right onto IA 14; IA 175
Turn left onto IA 14
Turn right onto IA 330
Keep slight left at fork onto IA 330
Continue on IA 330
Turn right onto IA 330
Take the exit onto US 65
Continue on I 80; I 35
Keep slight right at fork onto I 80
Take the exit
Turn left onto CR P57
Continue on CR P57
Continue on North Chestnut Avenue
Turn right onto Northwest 2nd Street
Turn left onto Northwest Locust Avenue
Arrive at destination
This is a one-day drive, so leaving Waterloo mid-morning should get you to Earlham with plenty of daylight to spare. With a duration under 3 hours, you likely won't need extensive stops, but there's one marked stop along the way if you need a break. Keep an eye on your fuel gauge, as the estimated cost is $22 for the 140.5 miles. The longest stretch on IA 330 is nearly 36 miles, so be sure you're comfortable with that segment before you start if you prefer more frequent breaks. This route is flexible due to its short length, allowing for spontaneous detours if time permits.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 31 miles or 41m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 70.2 miles or 1h 34m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 2h 28m
Traffic, exits, and arrival timing usually matter more near Earlham, IA than in the middle of the route.
Open the route before leaving Waterloo, IA so your first major turns are already loaded.
Leave with enough water and a charging cable within reach, not packed away.
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
Day 1
Settle into the route from Waterloo, IA
This is one driving day of about 140.5 miles and 2h 59m.
Rest stops, refuel points, and overnight suggestions along this route.
Mid-route town
Meal stop
70 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.
A short stop after about 31 miles helps settle the day before fatigue starts building.
The midpoint is around 70.2 miles from Waterloo, IA, 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.
5 decision points cluster between mile 0 and 119.4 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
Turn right onto Washington Street
Navigation decision point
Take the ramp
Lane positioning matters here
Take the exit toward IA 14: Parkersburg, Grundy Center
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Take the exit onto US 65 toward I 80 west, US 65 south: Des Moines
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Keep slight right at fork onto I 80 toward I 80 West: Omaha
Highway fork - watch signs carefully. Lane positioning matters here
Regular Gas
$21.97 one way
$43.93 round trip
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.36 | $24.12 | $48.23 |
| premium | $4.89 | $27.04 | $54.08 |
| diesel | $5.61 | $31.02 | $62.04 |
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$22
Meals
$25–$50
Total
$47–$72
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 49.2 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $15 in charging · 0 stops · 67% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 42.2 | 0 | $14.75 | $6.74 |
| Efficient EV | 35.1 | 0 | $12.29 | $5.62 |
| EV Truck/SUV | 56.2 | 0 | $19.67 | $8.99 |
Gas CO2
49 kg
EV CO2
16 kg (67% 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.
Current conditions at both ends of the drive.
Origin
Late night in Waterloo on Tuesday
Local time
5:17 AM
CDT
Current temp
59°F
Unavailable
Destination
Late night in Earlham on Tuesday
Local time
5:17 AM
CDT
Current temp
60°F
Unavailable
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
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.
You'll spend about 52% of your 140.5 miles on highways, primarily I-80. The longest continuous stretch without a significant road change is 35.9 miles on IA 330. Expect a mixed driving experience, transitioning from highway cruising to surface roads as you approach your destination. The interstate portion will feel familiar with consistent speeds and frequent exits, while the surface roads will offer a more rural feel.
This route mixes highway mileage with some local-road sections near the start or finish. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes early in the drive near Washington Street.
Demanding - plan breaks and stay ahead of the key maneuvers
Balances navigation complexity with total wheel time.
This is a demanding drive. With 20 significant decision points across 140.5 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: near the start (Washington Street): Navigation decision point; at 4.1 miles: Lane positioning matters here; at 22.8 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one.
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Waterloo, IA to Earlham, IA, road signs begin pointing toward Grundy Center along the way.
Grundy Center
Waterloo is a city of 68,000 people (2020) in of Black Hawk County in Northeast Iowa. It adjoins the city of Cedar Falls. It is home to an important John Deere tractor factory, which offers tours.
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Weekend Trip
Doable as a same-day drive at 2h 59m. Total distance: 140.5 miles.
Family Friendly
Moderate complexity with 1 natural rest stops along the way.
Solo Traveler
2h 59m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (52%). Some complex stretches to watch for.
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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