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| Event | Distance | When | Entry fee | Cap |
|---|---|---|---|---|
| 100K Solo Road Race | 100K | Apr 10, 20276:30 AM | $145$165 after Nov 30, 2026 | – |
| 100K Team Relay | Relay | Apr 10, 20277:00 AM | $175$200 after Nov 30, 2026 | – |
| 50K Road Championships | 50K | Apr 10, 20278:00 AM | $120$135 after Nov 30, 2026 | – |
| 50K Solo Road Race | 50K | Apr 10, 20278:00 AM | $120$135 after Nov 30, 2026 | – |
| 50K Team Relay | Relay | Apr 10, 20278:30 AM | $175$200 after Nov 30, 2026 | – |
Entry fees exclude processing fees. Prices and dates come from the race's registration page and refresh nightly.
Online registration closes Apr 7, 2027, unless the race fills first.
Sunrise on race morning is at about 6:25 AM, and the 100K Solo Road Race starts at 6:30 AM. The start sits about 840 feet above sea level.
Fees exclude processing fees. Comparisons use current entry fees and published results from races nearby.
Vilas Shelter - Madison City Park, Madison, WI 53715
The pin marks the address the race lists, which is usually the start. Course maps are the organizers' own.
Aggregated from official results (Race Day Events) for MadCity Ultras. Individual finisher names are not stored here.
At the 2026 50K Solo Road Race, the fastest tenth finished in 3:29:57 or better, the top quarter in 4:25:43, and half the field in 5:29:19; the last tenth came in after 6:50:30.
At the 2026 100K Road Championships, the fastest tenth finished in 6:46:54 or better, the top quarter in 6:53:18, and half the field in 7:30:53; the last tenth came in after 10:30:16.
At the 2026 50K Team Relay, the fastest tenth finished in 3:43:10 or better, the top quarter in 3:54:29, and half the field in 4:09:08; the last tenth came in after 5:27:57.
| Age | Women | Men |
|---|---|---|
| 40-49 | n/a | 4:30:36 |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
Where a finish time would have placed in 2026.
Down 10 percent since 2022.
All events combined, from official results.
From 2022 to 2026, the field went from 37 to 31 finishers, and the median time rose from 5:09:27 to 5:29:19.
| Year | Finishers | Median | Fastest tenth | Winner |
|---|---|---|---|---|
| 2026 | 31 (-35%) | 5:29:19 | under 3:29:57 | 3:00:54 |
| 2025 | 48 (+2%) | 3:25:52 | under 2:54:17 | 2:49:01 |
| 2024 | 47 (+68%) | 5:09:10 | under 3:27:35 | 3:04:05 |
| 2023 | 28 (-24%) | 4:52:41 | under 3:02:20 | 2:51:28 |
| 2022 | 37 | 5:09:27 | under 3:31:48 | 2:57:35 |
From each year's official results for the 50K; virtual options are left out.
Around April 10 the day usually runs from 35°F at dawn to 55°F in the afternoon, with measurable rain on about 31% of days. Cold snaps dip to 28°F and hot years reach 74°F.
Based on 75 days within a week of the date over the last 5 years, from historical weather for the start area. Not a forecast.
What the organizers of MadCity Ultras cover on their registration page, in brief.
Course
The USATF-Certified 50K and 100K courses are comprised of 10K loops located along the shore of Lake Wingra adjacent to Madison's Vilas Park and winding through the beautiful UW Arboretum. The new 100K Relay can consist of 2-5 people. View…
Organize this race? Add details or a correction
Since 2007 this race has encompassed a beloved local loop known as the Arb Loop. This is a 10K loop that includes the beautiful landscape of the UW- Madison Arboretum. Once again MadCity will host the 100K solo, 50K Solo, along with the 100K Relay, and 50K Relay. 2027 will be the home of the 50K National Championships.