20-Week Louisiana Marathon Training Plan

Baton Rouge, LAJanuary 17, 2027

Start around August 30, 2026. The calendar below gives each phase a real date, then the course guidance shows where to make the build specific to Louisiana Marathon.

The Louisiana Marathon leaves North 4th Street in downtown Baton Rouge at 7:00 a.m. and spends the whole 26.2 miles between 21 and 89 feet above sea level, out past the lakes and the LSU campus and back through historic neighborhoods. Total climbing is about 436 feet. That is roughly a third of what a rolling course puts in your legs.

Race day
January 17, 2027
Start window
August 30, 2026
Runway
20 weeks
Course
Mostly Flat · Mostly Loop
Plan choice
Current training

Does this window fit your starting point?

Use the longer window to make the early build calmer, not to add five months of hard training. The plan should begin close to your current load, hold most running easy, and delay the biggest race-specific work until the middle of the cycle.

  • You want a longer foundation phase before marathon-specific training.
  • Your current mileage is steady but below the load you expect to carry later.
  • You prefer gradual long-run growth with regular step-back weeks.
  • You can sustain a five-month routine without turning every week into a peak week.

The 20-week Louisiana Marathon calendar

These dates define the job of each phase. Your current mileage, recent longest run, experience, goal, and available days still decide the actual workouts inside them.

Foundation

Weeks 1–6

Aug 31, 2026–Oct 11, 2026

Set the routine, grow easy volume gradually, and finish each week with enough control to repeat it.

Build

Weeks 7–13

Oct 12, 2026–Nov 29, 2026

Extend the long run, introduce race-specific terrain, and keep recovery weeks on the calendar.

Peak

Weeks 14–17

Nov 30, 2026–Dec 27, 2026

Complete the most demanding race rehearsals and settle fueling, pacing, shoes, and clothing before taper begins.

Taper

Weeks 18–20

Dec 28, 2026–Jan 17, 2027

Reduce the load, keep familiar running in the week, and let the work from the previous four months show up on race day.

Make the window specific to Louisiana Marathon.

Build general durability first. Add the race's hills, flat sustained running, downhill exposure, heat, or humidity in layers after the weekly rhythm is stable, then make the final long runs the most course-specific.

Read the full race guide

How to train for the Louisiana Marathon

Train for the Louisiana Marathon with long, continuous blocks at goal pace on the flattest road you can find, because this course gives your legs no variation for four hours. With only 436 feet of climbing spread across 26.2 miles, nothing forces you to change stride, so the same muscle fibers do the same job over and over. That is what makes flat marathons hurt in a way the elevation chart never predicts.

The specific session is a long run with 10 to 14 miles at marathon effort in one unbroken piece, done on flat ground, ideally into the second half of the run. If you live somewhere hilly, seek out a levee path, a rail trail or a lake loop. Running your goal pace on rolling terrain is a different skill and it will not tell you whether you can hold this pace when your form starts to slip.

Then rehearse the second half alone. After the half marathon field turns off near mile 10.8, you have 15 miles of flat road and thinning company, which is exactly where a flat course tempts you into a slow, invisible fade. Do at least three long runs solo at goal effort so holding pace without a pack is already familiar.

One more piece of specificity: the pace math here is unforgiving in a useful way. Because there are no hills to blame, your splits are an honest readout. Practice checking in every five miles rather than every mile, and treat a 10 second drift as information rather than noise.

Louisiana Marathon course facts

Course
Mostly Loop · Mostly Flat · Road/Pavement
Elevation gain / loss
436 ft gain, 436 ft loss
Highest / lowest point
89 ft / 21 ft
Marathon finishers
1,477 in 2026 (mid-size field)
Boston qualifier
Certified Boston qualifying course
Finishers running a qualifying time
9% in 2026
Typical race morning
40°F at the start, 80% humidity, clear
Race day high / low
62°F / 41°F on average

Sources

Let your current training decide the actual plan.

Current mileage, recent longest run, marathon experience, goal, and available days determine which plans rank first. After you choose and subscribe, Stride dates every workout through January 17, 2027.

Build My Plan

20-week Louisiana Marathon plan questions, answered.

When should I start a 20-week Louisiana Marathon plan?

The 2027 Louisiana Marathon is scheduled for January 17, 2027, so the 20-week window opens around August 30, 2026. Treat that as the outside edge of the window, then line week one up with the plan's normal weekly rhythm.

Is a 20-week plan long enough for the Louisiana Marathon?

Use the longer window to make the early build calmer, not to add five months of hard training. The plan should begin close to your current load, hold most running easy, and delay the biggest race-specific work until the middle of the cycle. The course does not change the opening load you can handle, so choose from your current mileage and recent longest run before adding race-specific terrain.

How should I prepare for the Louisiana Marathon course in 20 weeks?

Build general durability first. Add the race's hills, flat sustained running, downhill exposure, heat, or humidity in layers after the weekly rhythm is stable, then make the final long runs the most course-specific. Train for the Louisiana Marathon with long, continuous blocks at goal pace on the flattest road you can find, because this course gives your legs no variation for four hours. With only 436 feet of climbing spread across 26.2 miles, nothing forces you to change stride, so the same muscle fibers do the same job over and over. That is what makes flat marathons hurt in a way the elevation chart never predicts.

What if the 20-week Louisiana Marathon window has already started?

Do not double weeks or cram missed mileage into the remaining calendar. Use your current mileage, recent longest run, experience, goal, and available days to choose a plan that can enter at an appropriate point while preserving the taper.

Is the Louisiana Marathon flat?

Yes, about as flat as an American road marathon gets. The entire Baton Rouge course sits between 21 and 89 feet of elevation with roughly 436 feet of total climbing across 26.2 miles. The organizer calls it fast and flat and the numbers agree. The difficulty is unvarying terrain, not hills.

Is the Louisiana Marathon a good Boston qualifier?

It is a solid one. 9.0% of finishers ran a qualifying time in 2026 and 9.1% in 2025, on a certified course with no net elevation drop, so no downhill adjustment applies. The rate was higher when the race was smaller, at 15.4% in 2021, largely because the field has since more than doubled.

Put the 20-week window against your actual race.

Each page counts back from race day, maps the 4 phases to real dates, and applies the window to that course and its typical conditions.