Trip from Gary, SD to Altamont, SD

Q: What are the main roads on this route?

The main roads are SD Highway 22, SD Highway 15, SD Highway 101. Most of the drive stays on highways, so watch for ramps and exits.

Q: Is this a good same-day trip?

This is a comfortable same-day trip.

Q: Where should I stop halfway?

The midpoint is about 10.6 miles from Gary, SD. Look for rest areas, gas stations, or food options near the halfway mark.

Q: How much does gas cost for this trip?

At current regular gas prices, expect to spend about $3.31 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.

Q: What is the best time to leave?

Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.

Q: What towns show up on signs driving from Gary, SD to Altamont, SD?

The route from Gary, SD to Altamont, SD does not surface many named destination signs beyond the main corridor.

Last recalculated Apr 17, 2026

Drive Time

29m

Distance

21.2 mi

34 km

Drive Score

6/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$3

one way

EV Charging

Unknown

Best Time to Leave

Save up to 7 min

4 AM

0h 27m ★

6 AM

0h 29m

8 AM

0h 34m

10 AM

0h 31m

12 PM

0h 31m

3 PM

0h 31m

5 PM

0h 34m

8 PM

0h 28m

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

Best Time Drive vs Fly

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Trip Overview

The drive from Gary, SD to Altamont, SD covers 21.2 miles and takes about 29m behind the wheel. This route is realistic as a one-day drive if you keep your stops efficient.

The route leans on SD Highway 22, SD Highway 15, SD Highway 101 for much of the mileage, and the overall profile is highway-focused drive. The longest uninterrupted segment is about 10 miles on SD Highway 22. At current regular gas prices, budget about $3.31 one way before food or hotel costs.

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 29m. Total distance: 21.2 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

29m drive, comfortable solo distance.

EV Driver

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

First-Time Driver

Mostly highway driving (91%). Straightforward navigation.

Drive Character

This is a 29m highway drive covering 21.2 miles, with most of the trip on SD Highway 22 and SD Highway 15. The longest continuous stretch is about 10 miles on SD Highway 22.

Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.

There are about 12 navigation steps in the underlying route data, so the final approach matters more than the middle miles.

SD Highway 22 is the longest continuous segment at about 10 miles.

How Hard Is This Drive?

This is a straightforward highway drive that stays mostly on SD Highway 22 and SD Highway 15. There are only a few real navigation decisions along the way. The trickiest moment comes early in the drive near CR 310 / Coteau Street.

Driving Effort 3/10

Easy - simple navigation with a manageable amount of wheel time

Balances navigation complexity with total wheel time.

This is a straightforward 29m drive. You will face about 6 decision points, but nothing that requires special attention if you follow navigation.

Where does it get tricky?

The main spots that need attention: near the start (CR 310 / Coteau Street): Navigation decision point; at 0.2 miles (CR 310 / Main Avenue): Navigation decision point; at 0.3 miles (SD 101 / Herrick Street): Navigation decision point.

Critical Maneuvers

5 of 6 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

5

0 mi into trip | ~0m in | CR 310 / Coteau Street

Turn left onto CR 310 / Coteau Street

Navigation decision point

5

0.2 mi into trip | ~0m in | CR 310 / Main Avenue

Turn right onto CR 310 / Main Avenue

Navigation decision point

5

0.3 mi into trip | ~1m in | SD 101 / Herrick Street

Turn left onto SD 101 / Herrick Street

Navigation decision point

4

3.4 mi into trip | ~5m in | SD 22 / SD Highway 22

At end of road, turn right onto SD 22 / SD Highway 22

Navigation decision point

3

20.8 mi into trip | ~27m in | 1st Street

Turn left onto 1st Street

Navigation decision point

Main Roads

Road	Distance	Duration
SD Highway 22	10 mi	11m
SD Highway 15	5.4 mi	8m
SD Highway 101	2.8 mi	3m
3rd Avenue South	1 mi	1m
Highway 22 East	1 mi	1m
1st Street	0.3 mi	1m
Herrick Street	0.3 mi	<1m
Main Avenue	0.2 mi	<1m

Longest stretch: SD Highway 22 — 10 mi, about 11m

Turn-by-Turn Driving Directions

Step-by-step road directions between Gary, SD and Altamont, SD.

1

Start on CR 310

211 ft · 11 sec · 1st Avenue

2

Turn left onto CR 310

0.1 mi · 21 sec · Coteau Street

3

Turn right onto CR 310

0.2 mi · 28 sec · Main Avenue

4

Turn left onto SD 101

0.3 mi · 45 sec · Herrick Street

5

Continue on SD 101

2.8 mi · 3 min · SD Highway 101

6

At end of road, turn right onto SD 22

10.0 mi · 11 min · SD Highway 22

7

Continue on SD 22

1.0 mi · 1 min · Highway 22 East

8

Turn right onto SD 15

1.0 mi · 1 min · 3rd Avenue South

9

Continue on SD 15

5.4 mi · 8 min · SD Highway 15

10

Turn left onto 1st Street

0.3 mi · 1 min · 1st Street

11

Turn left onto Mercedes Street

368 ft · 16 sec · Mercedes Street

12

Arrive at destination

Mercedes Street

Fuel & Cost

Regular Gas

$3.31 one way

$6.63 round trip

$3.97/gal 25.4 MPG avg 7 kg CO₂

Fuel Type	$/gal	One Way	Round Trip
midgrade	$4.36	$3.64	$7.28
premium	$4.89	$4.08	$8.16
diesel	$5.61	$4.68	$9.36

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$3

Estimated CO2 emission: 7.4 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $2 in charging · 0 stops · 71% less CO₂

Vehicle Type	kWh	DC Fast	Home Charge
Average EV	6.4	$2.23	$1.02
Efficient EV	5.3	$1.85	$0.85
EV Truck/SUV	8.5	$2.97	$1.36

Gas CO2

7 kg

EV CO2

2 kg (71% 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 14, 2026

Origin

Gary, SD

Night in Gary on Thursday

Local time

10:25 PM

CDT

Current temp

67°F

Unavailable

Live forecast

Destination

Altamont, SD

Night in Altamont on Thursday

Local time

10:25 PM

CDT

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

20 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

29m 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.

Frequently Asked Questions

The drive from Gary, SD to Altamont, SD covers 21.2 miles and takes about 29m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

The main roads are SD Highway 22, SD Highway 15, SD Highway 101. Most of the drive stays on highways, so watch for ramps and exits.

This is a comfortable same-day trip.

The midpoint is about 10.6 miles from Gary, SD. Look for rest areas, gas stations, or food options near the halfway mark.

At current regular gas prices, expect to spend about $3.31 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.

Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.

This is a straightforward 29m drive. You will face about 6 decision points, but nothing that requires special attention if you follow navigation.

The main spots that need attention: near the start (CR 310 / Coteau Street): Navigation decision point; at 0.2 miles (CR 310 / Main Avenue): Navigation decision point; at 0.3 miles (SD 101 / Herrick Street): Navigation decision point.

The route from Gary, SD to Altamont, SD does not surface many named destination signs beyond the main corridor.

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