How far is Marengo, IL from McHenry, IL?
Fastest route
The route from Marengo, Illinois 60152, USA to McHenry, Illinois, USA is approximately 35 minutes long and spans a distance of 23.5 miles. The fastest route currently, considering traffic conditions, is to follow IL-176 E and continue onto Walkup Rd in Crystal Lake until reaching the destination in McHenry.
Directions
- Depart from Marengo, Illinois 60152, USA.
- Head north on S State St toward W Washington St.
- Turn right onto IL-176 E/Telegraph St.
- Continue to follow IL-176 E.
- Turn right onto IL-176 E/IL-47 S.
- Continue on Walkup Rd to your destination in McHenry.
- Continue onto Crystal Lake Rd St, then turn right onto Bull Valley Rd.
- Proceed onto Charles J Miller Memorial Hwy and make a left onto S Green St.
Tips & Suggestions
- 🚗 Depart from Marengo, Illinois 60152, USA and head north on S State St toward W Washington St.
- 🚦 Turn right onto IL-176 E/Telegraph St and continue following IL-176 E.
- 🛣️ Take the right onto IL-176 E/IL-47 S.
- 🚧 Continue on Walkup Rd until you reach your destination in McHenry.
- 🔄 Continue onto Crystal Lake Rd St, then make a right onto Bull Valley Rd.
- ⚠️ Proceed onto Charles J Miller Memorial Hwy and make a left onto S Green St.
- 🏁 Your destination in McHenry will be reached after following these directions.
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.
This is an easy same-day return drive.
Flight Distance
Driving Distance
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 41m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City located in McHenry County, Illinois, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Marengo and McHenry.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marengo and McHenry.
-
1
Start on South State Street
2365 ft · 42 sec · South State Street
-
2
Turn right onto Telegraph Street
9 mi · 13 min · Telegraph Street
-
3
Turn right
1.4 km · 1 min
-
4
Turn left
7.1 mi · 12 min
-
5
Turn left
5.1 mi · 8 min
-
6
Turn right onto Bull Valley Road
910 ft · 17 sec · Bull Valley Road
-
7
Continue on Charles J Miller Road
962 ft · 25 sec · Charles J Miller Road
-
8
Turn left onto South Green Street
1.2 km · 2 min · South Green Street
-
9
Turn right
32 m · 13 sec
-
10
Turn left
72 m · 17 sec
-
11
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Marengo and McHenry.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Telegraph Street
Turn right onto Telegraph Street
9 mi · 00h 13m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Rain Showers leaving Marengo and Rain Showers near McHenry.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marengo to McHenry?
The road trip is about 24 miles (38.7 km) and usually takes 00h 41m 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?
Crystal Lake is a useful midpoint, sitting about 11.8 miles from Marengo and 12.2 miles from McHenry.
How much longer is the road route than the straight-line distance?
The direct path is about 18.4 miles (29.6 km), while the road route adds roughly 5.6 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 CDT. If you want a more comfortable same-day return, try to leave by 7:08 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.97 one way or $7.93 round trip. Estimated CO2 is about 7.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Marengo and Rain Showers near McHenry.
Stop Ideas Near Crystal Lake
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Crystal Lake.
Glenview station
Naperville
Rockford, Illinois
La Grange Road
Flight Path Map
This map shows the direct air route between Marengo and McHenry. Straight-line distance: 18.42 mi (29.64 km).
#1 Marengo
City in McHenry County, Illinois, United States
| Population | 7,377 |
| Coordinates | 42.2486300, -88.6084300 |
| Altitude | 254 |
| Country | United States |
#2 McHenry
City in Illinois
| Population | 27,100 |
| Coordinates | 42.3333500, -88.2667500 |
| Altitude | 243 |
| Country | United States |
End: (-88.266827, 42.33335)
Estimated Travel Time
Distance: 39 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 48m |
| 40 mph (64.37 km/h) | 00h 36m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 24m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $3.97 | $7.93 |
| Mid-grade | $5.29 | $4.50 | $9.00 |
| Premium | $5.84 | $4.96 | $9.92 |
| Diesel | $6.57 | $5.59 | $11.17 |
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 Illinois · Oct 15, 2026