2026 Duke City Marathon - Oct 18

2026 Duke City Marathon - Oct 18 Countdown

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Race Information

Race2026 Duke City Marathon - Oct 18
CityAlbuquerque
Date2026-10-18 at 07:00
Field Size~513 runners
Time Limit6 hours 30 min
Cutoff pace9:15/km
Course speed
Extreme course Speed index 1.17 — median of the last 5 winners' times against the global same-year median. Winner times track elite fields and prize money, so this reads the course as a proxy, not a pure measurement.
TimezoneAmerica/Denver
Official SiteDuke City Marathon

Race Day Weather

Average Temperature13.6°C / 56°F
Humidity40%
Wind17.3 km/h
Rain Chance12%
Typical ConditionsCrisp, dry mid-October high-desert morning in Albuquerque — a cool start around 52 degrees F (11 degrees C) at 7:00 a.m. that warms quickly under big New Mexico sun, with very low humidity

What to Prepare: An Albuquerque October morning is classic high-desert: cold and dry at the 7:00 a.m. start (around 52 degrees F / 11 degrees C), warming fast once the sun clears the Sandia Mountains. Rain is rare this time of year, but the air is thin at roughly 5,000 ft and very dry, so go out conservatively, drink at every aid station, and pack throwaway gloves and a long-sleeve you can shed by mile 3.

Based on historical averages for race week. Use our Weather Score Calculator and What to Wear Guide for personalized advice.

Wind Impact on Race Day

Wind at 17.3 km/h can affect your marathon pace by 5-15 seconds per kilometer. Headwinds slow you down exponentially — a 20 km/h wind costs more than twice a 10 km/h wind.

Calculate your wind-adjusted pace →

Race-Week Climate

Based on 20 years of race-week weather (2005-2024), MERRA-2 reanalysis

Cooler Typical Warmer
Temperature 8.6°C 14°C 17.8°C
Dew point -7°C -0.9°C 5.1°C
Wet-day chance: 12% Runnability: 89/100

Data: NASA POWER (MERRA-2 reanalysis), NASA Langley Research Center

Course Profile

Course TypeOut-and-back
Elevation Gain49m
TerrainRoad and paved riverside trail (downtown streets plus the Paseo del Bosque Trail along the Rio Grande)
ProfileA genuinely flat, fast out-and-back that is friendlier to PRs than most scenic city marathons. The race starts and finishes at Mayor Kinney Civic Plaza in downtown Albuquerque, heads west on Central Avenue (Historic Route 66) past Old Town, then turns up the Paseo del Bosque Trail — a paved path that runs alongside the Rio Grande and the cottonwood bosque through the Village of Los Ranchos. Runners reach a turnaround around the halfway mark with the Sandia Mountains framing the view, then retrace the bosque and Central Avenue back to the Civic Plaza finish. Total elevation change is small, only about +49 m (162 ft) of gain with nearly equal loss, with a barely noticeable rise along the bosque and a few gentle rolls on the Paseo section. The single biggest variable is altitude: at roughly 5,000 ft (1,525 m), sea-level runners should expect aerobic times to run a touch slower than a coastal course. It is USATF-certified and a Boston qualifier, so the flat profile makes it a realistic BQ attempt for runners who respect the thin, dry air. Note the course was reimagined in recent years, so confirm the current map.
Boston QualifierYes — Check your BQ time

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Frequently Asked Questions

When is the 2026 Duke City Marathon and what time does it start?

The Duke City Marathon is held on Sunday, October 18, 2026, with the full marathon starting at 7:00 a.m. Mountain Time at Mayor Kinney Civic Plaza in downtown Albuquerque (3rd Street and Tijeras). The marathon, marathon relay, half marathon, 10K and 5K all run the same morning. It is one of the longest-running marathons in the Southwest, first held in 1984.

Where does the Duke City Marathon course go?

It is an out-and-back that starts and finishes downtown at Civic Plaza. Runners head west on Central Avenue (Historic Route 66) past Old Town, then turn onto the paved Paseo del Bosque Trail that follows the Rio Grande and its cottonwood bosque north through the Village of Los Ranchos. After a turnaround near the halfway point, with the Sandia Mountains on the horizon, the course retraces the bosque and Central Avenue back to the finish. The route was reimagined in recent years, so check the official course map.

Is the Duke City Marathon flat or hilly?

It is essentially flat — only about +49 m (162 ft) of total climbing with nearly equal descent, a barely noticeable rise along the bosque and a few gentle rolls on the Paseo section. The bigger factor is altitude: the course sits at roughly 5,000 ft (1,525 m), so sea-level runners often run slightly slower than on a coastal course. Use the pace calculator to set realistic splits for the thin air.

Is the Duke City Marathon a Boston qualifier?

Yes. The full marathon course is USATF-certified and a Boston-qualifying race, so a qualifying time here counts toward Boston Marathon entry. The flat profile makes it a realistic BQ attempt, though you should pace for the altitude rather than expecting a sea-level result. Check your target time on the Boston qualifying calculator.

What is the time limit for the Duke City Marathon?

The full marathon has a 6.5-hour course time limit from the 7:00 a.m. start. That works out to roughly a 14:53 per mile (9:14 per km) pace to finish within the cutoff. If you are not sure you can hold that, the race time predictor can estimate your marathon finish from a recent shorter race.

How do I register for the Duke City Marathon?

Registration is handled online through the official Duke City Marathon site (powered by Race Roster); there is no lottery, so entry is first-come, first-served until distances fill. Prices rise as race day approaches, so signing up early saves money. The full marathon, relay, half marathon, 10K and 5K are all part of the same race weekend.

How big is the Duke City Marathon and is the altitude a problem?

The full marathon is a small, regional race — roughly 500 finishers in recent years (about 513 in 2025), while the full event weekend across all distances draws several thousand participants. The downtown start and bosque sections have supportive crowds, with quieter stretches on the riverside trail. At about 5,000 ft, Albuquerque's altitude is real but manageable for a marathon: arrive a day or two early if you can, hydrate hard in the dry air, and start a little conservatively.

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