Endurance Grid lists 12 races in Portland, Maine, from August 2026 to June 2027.
12
Races
1
Sport
The race calendar
Racing in Portland
The Portland race calendar is busiest in June, May, and August. Every race here is a running event, so there's usually one near you. You'll see distances like 5K, Marathon, Half Marathon, 8K / 5 Mile, and 4 Mile, along with other popular distances.
Weather on race day varies by time of year, so it lives where it’s accurate — each race page shows that race’s typical high, low, and rain chance from NOAA climate normals for its venue and date.
Population
68,505
as of 2023
City Elevation
8 ft
Nearest Airport
PWM
Portland International Jetport
Time Zone
Eastern Time
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Races in Portland, ME
Explore and filter upcoming endurance races in Portland, Maine on the map below — by sport, distance, price, or month.
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12 races in Portland
August 2026 Portland, Maine Races
2 upcoming races in Portland, Maine in August.
Aug
29
Sat
Running
Tunnel to Towers 5K Run & Walk - Portland, ME
755 Baxter BLVD, Portland, ME
5K
Avg 77° / 58°·8 ft city elevation
Avg 77° / 58°8 ft city elevation
Aug
30
Sun
Running
Run for the Dogs - Portland
Back Cove Park, Portland, ME
5K
Avg 77° / 57°·8 ft city elevation
Avg 77° / 57°8 ft city elevation
September 2026 Portland, Maine Races
2 upcoming races in Portland, Maine in September.
Sep
20
Sun
Running
Almost Half Way to St. Patrick's Day 5K
309 Marginal Way, Portland, ME
Avg 70° / 51°·8 ft city elevation
Avg 70° / 51°8 ft city elevation
Sep
20
Sun
Running
KAT-Walk & Karo-5K for Brain Aneurysm Awareness
Back Cove Boulevard, Portland, ME
5K
Avg 70° / 51°·8 ft city elevation
Avg 70° / 51°8 ft city elevation
October 2026 Portland, Maine Races
1 upcoming race in Portland, Maine in October.
Oct
4
Sun
Running
Maine Marathon, Half Marathon and Marathon Relay
Baxter Boulevard, Portland, ME
Half Marathon · Marathon
Avg 67° / 48°·8 ft city elevation
Avg 67° / 48°8 ft city elevation
November 2026 Portland, Maine Races
2 upcoming races in Portland, Maine in November.
Nov
8
Sun
Running
Kick Out Mesothelioma 5-Miler & 2.5 Mile Walk In Memory of John W. Griffin (1941-2003)
309 Marginal Way, Portland, ME
8K / 5 Mile
Avg 51° / 34°·8 ft city elevation
Avg 51° / 34°8 ft city elevation
Nov
26
Thu
Running
Portland Thanksgiving Day 4 miler
284 Cumberland Avenue United States, Portland, ME
1K · 4 Mile
Avg 45° / 29°·8 ft city elevation
Avg 45° / 29°8 ft city elevation
May 2027 Portland, Maine Races
2 upcoming races in Portland, Maine in May.
May
1
Sat
Running
Dash for the Derby 5K
309 Marginal Way, Portland, ME
5K
Avg 60° / 41°·8 ft city elevation
Avg 60° / 41°8 ft city elevation
May
9
Sun
Running
Portland Sea Dogs Mother's Day 5K
Delta Dental Park at Hadlock Field, Portland, ME
1 Mile · 5K
Avg 62° / 43°·8 ft city elevation
Avg 62° / 43°8 ft city elevation
June 2027 Portland, Maine Races
3 upcoming races in Portland, Maine in June.
Jun
6
Sun
Running
Maine Running Hall of Fame 5K In Memory of Julius Marzul
Races in Portland run throughout the year rather than in a single fixed season. Of the upcoming races on Endurance Grid's Race Calendar, the most are in June and May.
What race distances can you find in Portland?+–
Upcoming races in Portland cover distances including 1K, 1 Mile, 5K, 4 Mile, 8K / 5 Mile, Half Marathon, and Marathon.