How far is Hammond, LA from Donaldsonville, LA?

The driving distance from Hammond, LA to Donaldsonville, LA is about 62.8 miles (101.1 km), with a travel time of about 01h 21m by car.

  • The straight-line flight distance is about 42.2 miles (67.9 km).
  • For a round trip, plan for roughly 02h 42m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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
62.82 mi
01h 21m
Flight
42.2 mi
67.92 km direct

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

Learn Distance

Choose another destination from Hammond.

Flight Distance

Direct air line
42.2 mi
Kilometers
67.92 km
Flight Time
00h 05m

Driving Distance

Road route
62.82 mi
Kilometers
101.1 km
Drive Time
01h 21m

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 21m.

Arrival Snapshot
Arrive in Donaldsonville
Fri, Apr 10, 8:23 PM CDT
Return by in Hammond
Fri, Apr 10, 9:44 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Hammond
2026-04-10T19:02
Arrive Donaldsonville
Fri, Apr 10, 8:23 PM CDT
Route Timing
01h 21m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:21 AM to 11:21 AM CDT

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

Leave by
3:48 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Hammond
9:30 PM CDT
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
Port Vincent
LA

Human settlement in Louisiana, United States of America

From Hammond
31.4 mi
00h 40m
To Donaldsonville
31.4 mi
00h 40m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
80°F
Friday

Mostly Sunny

Starts
Fri, Apr 10 1:00 AM CDT
Wind
5 to 10 mph E
Destination
81°F
Friday

Mostly Sunny then Slight Chance Showers And Thunderstorms

Starts
Fri, Apr 10 6:00 AM CDT
Wind
5 to 10 mph E

Driving Route Map

The map below follows the saved road route between Hammond and Donaldsonville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Hammond and Donaldsonville.

  1. 1

    Start on West Charles Street

    29 m · 6 sec · West Charles Street

  2. 2

    Turn right onto North Oak Street

    2417 ft · 48 sec · North Oak Street

  3. 3

    Continue straight

    1.3 mi · 2 min

  4. 4

    Turn right onto I 12 West: Baton Rouge

    1892 ft · 43 sec

  5. 5

    Merge slight left onto West Florida Republic Parkway

    23.7 mi · 25 min · West Florida Republic Parkway

  6. 6

    Take the exit slight right toward LA 447: Walker

    1097 ft · 27 sec

  7. 7

    Keep slight left to continue on LA 447: Walker

    133 m · 11 sec

  8. 8

    Enter the roundabout and take exit 3 toward Walker South Road

    74 m · 4 sec · Walker South Road

  9. 9

    Exit the roundabout onto Walker South Road

    1625 ft · 28 sec · Walker South Road

  10. 10

    Enter the roundabout and take exit 1 toward Walker South Road

    41 m · 2 sec · Walker South Road

  11. 11

    Exit the roundabout onto Walker South Road

    8.2 mi · 12 min · Walker South Road

  12. 12

    Enter the roundabout and take exit 2 toward LA 16

    55 m · 3 sec · LA 16

  13. 13

    Exit the roundabout onto LA 16

    1.4 mi · 2 min · LA 16

  14. 14

    Continue on La Highway 16

    1093 ft · 19 sec · La Highway 16

  15. 15

    Continue on LA 16

    1211 ft · 24 sec · LA 16

  16. 16

    Turn right onto LA 42

    1353 ft · 41 sec · LA 42

  17. 17

    Enter the roundabout and take exit 3 toward the route

    43 m · 5 sec

  18. 18

    Exit the roundabout

    1.5 mi · 2 min

  19. 19

    Turn right

    2.3 mi · 3 min

  20. 20

    Continue straight

    5.4 mi · 7 min

  21. 21

    Turn left onto Airline Highway

    2.2 mi · 3 min · Airline Highway

  22. 22

    Turn right onto Main Street

    2.3 mi · 3 min · Main Street

  23. 23

    Enter the roundabout and take exit 2 toward Crawford Leblanc Boulevard

    63 m · 12 sec · Crawford Leblanc Boulevard

  24. 24

    Exit the roundabout onto Crawford Leblanc Boulevard

    4.2 mi · 5 min · Crawford Leblanc Boulevard

  25. 25

    Turn straight

    5.2 mi · 7 min

  26. 26

    Keep slight right to continue on LA 3009: Donaldsonville

    2.9 mi · 4 min

  27. 27

    Arrive at your destination

    0 m · 1 sec · West 10th Street

Car Route Details

A richer read on the saved driving route between Hammond and Donaldsonville.

OSRM road route
Drive Character

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.

Directions
27 steps
17 turns on the saved route
Ramps & Exits
12
1 merges, 11 ramps or exits
Navigation Density
43 / 100 mi
Decision points by distance
Main Roads
West Florida Republic Parkway
23.7 mi · 38%
Walker South Road
8.56 mi · 14%
LA 42
7.17 mi · 11%
Crawford Leblanc Boulevard
4.28 mi · 7%
LA 3009
2.88 mi · 5%
Main Street
2.34 mi · 4%
Longest Stretch

West Florida Republic Parkway

Merge slight left onto West Florida Republic Parkway

23.7 mi · 00h 25m

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 21m
Day trip friendly
Same-Day Return
02h 42m
Round-trip wheel time
Road vs Air
+20.6 mi
42.2 mi direct line
Halfway Stop
Port Vincent
00h 40m from Hammond
Leave By
3:48 PM CDT
Morning start is best
Weather Watch

Mostly Sunny leaving Hammond and Mostly Sunny then Slight Chance Showers And Thunderstorms near Donaldsonville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Hammond to Donaldsonville?

The road trip is about 62.8 miles (101.1 km) and usually takes 01h 21m 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?

Port Vincent is a useful midpoint, sitting about 31.4 miles from Hammond and 31.4 miles from Donaldsonville.

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

The direct path is about 42.2 miles (67.9 km), while the road route adds roughly 20.6 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:48 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $8.41 one way or $16.81 round trip. Estimated CO2 is about 19.7 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Hammond and Mostly Sunny then Slight Chance Showers And Thunderstorms near Donaldsonville.

Stop Ideas Near Port Vincent

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 Port Vincent and the surrounding midpoint area.
Port Vincent Clerks Office
Practical stop 4.4 mi away

Port Vincent Clerks Office

Denham Springs , LA
18235 LA-16, Denham Springs, LA 70726
Garbage collection service
Central City Municipal Services
Meeting point 13.3 mi away

Central City Municipal Services

Greenwell Springs , LA
6703 Sullivan Rd, Greenwell Springs, LA 70739
Rating 4.0/5 4 reviews City government office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Port Vincent.

BUS

Baton Rouge, Louisiana

34 mi away
1253 Florida St.
RAIL

Hammond

42 mi away
404 N.E. Railroad Ave.
RAIL

Schriever

65 mi away
Hwy 20 and Hwy 24
UNK

New Orleans Union Passenger Terminal

86 mi away
1001 Loyola Avenue

Flight Path Map

This map shows the direct air route between Hammond and Donaldsonville. Straight-line distance: 42.2 mi (67.92 km).

Hammond

#1 Hammond

City in Tangipahoa Parish, Louisiana, United States

Population21,359
Coordinates30.5046300, -90.4629300
Altitude13
CountryUnited States
Donaldsonville

#2 Donaldsonville

City in Louisiana, United States

Population8,638
Coordinates30.1011400, -90.9941200
Altitude7
CountryUnited States
Start: Hammond (-90.46293, 30.50463)
End: Donaldsonville (-90.99412, 30.10114)

Estimated Travel Time

Distance: 101 km by road

SpeedTime
30 mph (48.3 km/h)02h 05m
40 mph (64.37 km/h)01h 34m
50 mph (80.47 km/h)01h 15m
60 mph (96.56 km/h)01h 02m
70 mph (112.65 km/h)00h 53m
80 mph (129 km/h)00h 47m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.22 gal
8.39 L · about $8.41
Round trip
$16.81
4.44 gal · 16.78 L
Estimated CO2
19.7 kg one way
Round trip: 39.5 kg / 87 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $8.41 $16.81
Mid-grade $4.26 $9.45 $18.91
Premium $4.63 $10.27 $20.54
Diesel $5.42 $12.02 $24.04

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 Louisiana · Apr 11, 2026

There is no time difference between Hammond and Donaldsonville. The current time is 19:02:31.

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.