How far is Richwood, OH from Dayton, OH?

The driving distance from Richwood, OH to Dayton, OH is about 78.3 miles (126 km), with a travel time of about 01h 28m by car.

  • The straight-line flight distance is about 66.1 miles (106.3 km).
  • For a round trip, plan for roughly 02h 57m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
78.28 mi
01h 28m
Flight
66.06 mi
106.31 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Richwood.

Flight Distance

Direct air line
66.06 mi
Kilometers
106.31 km
Flight Time
00h 07m

Driving Distance

Road route
78.28 mi
Kilometers
125.98 km
Drive Time
01h 28m

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 01h 28m.

Arrival Snapshot
Arrive in Dayton
Sun, Apr 19, 2:39 AM EDT
Return by in Richwood
Sun, Apr 19, 4:07 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Richwood
2026-04-19T01:10
Arrive Dayton
Sun, Apr 19, 2:39 AM EDT
Route Timing
01h 28m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:29 AM to 11:29 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:32 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Richwood
9:30 PM EDT
Morning start is best

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
Catawba
OH

Human settlement in Clark County, Ohio, United States of America

From Richwood
38.3 mi
00h 44m
To Dayton
40 mi
00h 44m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
53°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
12 to 21 mph W
Destination
59°F
Sunday

Sunny

Starts
Sun, Apr 19 6:00 AM EDT
Wind
7 to 16 mph W

Driving Route Map

The map below follows the saved road route between Richwood and Dayton.

Turn-by-Turn Driving Directions

Step-by-step road directions between Richwood and Dayton.

  1. 1

    Start on West Ottawa Street

    26 m · 6 sec · West Ottawa Street

  2. 2

    Turn right onto South Franklin Street

    2.8 mi · 5 min · South Franklin Street

  3. 3

    Continue straight

    10.9 mi · 16 min

  4. 4

    Take the ramp right

    1463 ft · 36 sec

  5. 5

    Keep slight left to continue on US 33 West, US 36 West, SR 4 South

    1.5 mi · 2 min

  6. 6

    Take the exit slight right toward US 36 West, SR 4 South: Urbana, Springfield

    564 ft · 14 sec

  7. 7

    Keep slight left to continue on US 36 West, SR 4 South: Urbana, Springfield

    28.5 mi · 34 min

  8. 8

    Turn right onto State Route 334

    3.7 mi · 4 min · State Route 334

  9. 9

    Turn left

    2639 ft · 1 min

  10. 10

    Merge slight left onto US Route 68

    4.3 mi · 5 min · US Route 68

  11. 11

    Take the exit slight right toward US 40 West, SR 4 West: Dayton

    1024 ft · 30 sec

  12. 12

    Turn left onto Upper Valley Pike

    154 m · 11 sec · Upper Valley Pike

  13. 13

    Turn right onto West Main Street

    810 ft · 11 sec · West Main Street

  14. 14

    Continue on West National Road

    928 ft · 12 sec · West National Road

  15. 15

    Keep slight left

    11 mi · 12 min

  16. 16

    Take the exit slight right toward SR 4, SR 235: Dayton, New Carlisle

    1730 ft · 42 sec

  17. 17

    Keep slight left to continue on SR 4, SR 235 South: Dayton

    11.1 mi · 14 min

  18. 18

    Take the exit slight right toward SR 48: Main Street, Grand Avenue

    1108 ft · 29 sec

  19. 19

    Turn left onto North Main Street

    1.4 km · 2 min · North Main Street

  20. 20

    Arrive at your destination

    0 m · 1 sec · South Main Street

Car Route Details

A richer read on the saved driving route between Richwood and Dayton.

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
20 steps
6 turns on the saved route
Ramps & Exits
6
1 merges, 5 ramps or exits
Navigation Density
25.5 / 100 mi
Decision points by distance
Main Roads
US 36 West
28.6 mi · 36%
South Franklin Street
14 mi · 18%
SR 4
11.4 mi · 15%
West National Road
11.2 mi · 14%
US Route 68
4.33 mi · 6%
State Route 334
3.7 mi · 5%
Longest Stretch

US 36 West

Keep slight left to continue on US 36 West, SR 4 South: Urbana, Springfield

28.5 mi · 00h 34m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
01h 28m
Day trip friendly
Same-Day Return
02h 58m
Round-trip wheel time
Road vs Air
+12.2 mi
66.1 mi direct line
Halfway Stop
Catawba
00h 44m from Richwood
Leave By
3:32 PM EDT
Morning start is best
Weather Watch

Chance Rain Showers leaving Richwood and Sunny near Dayton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Richwood to Dayton?

The road trip is about 78.3 miles (126 km) and usually takes 01h 28m in normal driving conditions.

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

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Catawba is a useful midpoint, sitting about 38.3 miles from Richwood and 40 miles from Dayton.

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

The direct path is about 66.1 miles (106.3 km), while the road route adds roughly 12.2 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:32 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $10.23 one way or $20.45 round trip. Estimated CO2 is about 24.5 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Richwood and Sunny near Dayton.

Stop Ideas Near Catawba

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 Catawba and the surrounding midpoint area.
London City Hall
Scenic stop 14.8 mi away

London City Hall

London , OH
20 S Walnut St, London, OH 43140
Rating 5.0/5 2 reviews City government office,City administration,City clerk's office,City Department of Public Safety,City Hall,City park,City tax office
Springfield City Hall
Meeting point 10.3 mi away

Springfield City Hall

Springfield , OH
76 E High St, Springfield, OH 45502
Rating 4.0/5 10 reviews City Hall,City government office
Stop photo coming soon
Nearby stop 4.2 mi away

Town Hall Emporium

Urbana , OH
5854 E State Rte 29, Urbana, OH 43078
Rating 5.0/5 1 reviews Antique store
Historic City Hall Bell
Scenic stop 10.3 mi away

Historic City Hall Bell

Springfield , OH
191 S Fountain Ave, Springfield, OH 45502
Historical landmark

Transit and Meeting Points

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

BUS

Columbus, OH

53 mi away
111 East Town Street

Flight Path Map

This map shows the direct air route between Richwood and Dayton. Straight-line distance: 66.06 mi (106.31 km).

Richwood

#1 Richwood

Village in Ohio, United States

Population2,554
Coordinates40.4264500, -83.2968600
Altitude290
CountryUnited States
Dayton

#2 Dayton

The ninth most populous city in Ohio.

Population139,907
Coordinates39.7589500, -84.1916100
Altitude225
CountryUnited States
Start: West Ottawa Street (-83.296872, 40.426487)
End: South Main Street (-84.191655, 39.758942)

Estimated Travel Time

Distance: 126 km by road

SpeedTime
30 mph (48.3 km/h)02h 36m
40 mph (64.37 km/h)01h 57m
50 mph (80.47 km/h)01h 33m
60 mph (96.56 km/h)01h 18m
70 mph (112.65 km/h)01h 07m
80 mph (129 km/h)00h 58m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.76 gal
10.46 L · about $10.23
Round trip
$20.45
5.52 gal · 20.92 L
Estimated CO2
24.5 kg one way
Round trip: 49.1 kg / 108 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.71 $10.23 $20.45
Mid-grade $4.24 $11.71 $23.42
Premium $4.79 $13.22 $26.44
Diesel $4.30 $11.88 $23.76

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 Ohio · Apr 19, 2026

There is no time difference between Richwood and Dayton. The current time is 01:10:27.

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.