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Philadelphia Marathon

Philadelphia Marathon pacing strategy with per-km splits from your VDOT, adjusted for the typical 4–13 °C climate baseline in Philadelphia.

42.20 km
229 m
4–13 °C
7:00:00

A genuinely hard course

  • Most runners crack near km 32 — fuel before km 30, not at it.
  • Low sun in your eyes around km 1–4 — bring a cap or shades.

22 November 2026

 

413 °C

We lock the real forecast into your plan in race week.

5.6/ 10
Hard

Driven by 229 m of climbing. Harder than Movistar Madrid Maratón (5.6), easier than TCS Sydney Marathon (5.6) — tougher than 56% of the races we cover.

Medium confidence

Last verified: source review pending

Course distance, climate, and broad course features are suitable for pacing previews. Elevation profiles and aid-station details are approximate and should be checked against the official race packet before race day.

Elevation profile

Verified profile

Paid strategy guardrail

Official race packet remains source of truth

  • Published race organizer materials
  • Public course maps and elevation references
  • Historical climate normals for the race month

Step 1 · Free preview

See the course-adjusted plan first

Enter one recent result. The preview returns course cost, first splits, and fuel target from the deterministic engine and the current course data model.

VDOT

49.1

Estimate

3:14:47

Course cost

+1:03

Fuel target

90 g/h

Where the course costs you9 °C · 65% RH
on pace easing the climbs that cost youToughest: km 10 · 5:02

First 5 km preview

full race locked

  1. km 14:41
  2. km 25:01
  3. km 34:35
  4. km 44:34
  5. km 54:44
km 6-42 locked · full splits, nutrition timeline, danger zones, printable race band
Continue with approximate course data

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Uses an approximate course model; verify final logistics against the official race packet.

The preview shows the shape. The plan races it for you.

Course preview

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Continue with approximate course data →

Course elevation

51 m27 m3 m
climbflatdescent
51 m
3 m
⚠ The Wall
0 km10 km20 km30 km40 km

229 m total gain · 215 m loss · max 70 m, min -8 m.

Fly the course

0.0 km14 m-0.1%
Loading map…

Sun & shade

14 km

13 km

15 km

Expect low sun roughly in your eyes around km 1–4 — pack a peaked cap or shades; low glare hides kerbs and potholes.

Approximate — solar position from the route geometry and a 07:00:00 start (timezone estimated from longitude), for a mid-pack finishing time.

Aid stations

8 stations on course — plan your fueling around them.

km 5 · water, sports drink, gelkm 10 · water, sports drink, gelkm 15 · water, sports drink, gelkm 20 · water, sports drink, gelkm 25 · water, sports drink, gelkm 30 · water, sports drink, gelkm 35 · water, sports drink, gelkm 40 · water, sports drink, gel

Race overview

Philadelphia is a large late-season US marathon with a rolling profile and strong crowd support. The course is honest enough that holding effort on the hills matters more than fixed split perfection.

How hard is this course?

Reference table — how the Philadelphia Marathon compares to a flat sea-level course for four typical fitness levels. Computed from the route profile, mean course altitude, and typical race-week climate (9 °C / 65 % humidity). Your personal strategy uses your VDOT, per-km splits, nutrition timing, and the typical climate baseline for this static sample; paid strategies use Open-Meteo when a verified race date is inside the forecast window.

RunnerFlat-course finishPhiladelphia Marathon finishCourse costAdjusted pace
Beginner (VDOT 35)4:16:084:17:31+0.5%6:04/km
Intermediate (VDOT 45)3:28:173:29:25+0.5%4:56/km
Trained (VDOT 50)3:10:413:11:43+0.5%4:31/km
Competitive (VDOT 60)2:43:242:44:17+0.5%3:52/km

Reference nutrition

For a 70 kg runner finishing in 3:11:43 at 9 °C. Adjust to your weight and tolerance — these are ISSN-window targets, not prescriptions.

90 g
288 g
640 ml
500 mg

FAQ

  • How hilly is the Philadelphia Marathon?

    160 m of cumulative elevation gain across 42.2 km. Rolling profile — budget effort across the climbs.

  • What is the typical weather on race day?

    4–13 °C with 65 % relative humidity. Heat acclimatization makes a measurable difference when the race-week forecast trends warm.

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The numbers above are samples. Sign up free and get the full Philadelphia Marathon strategy from your VDOT, the current course model, Open-Meteo race-week forecast when available, and your nutrition preferences.

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Related races

New to the marathon? Start with our marathon pacing strategy guide or run the VDOT calculator.

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