On Halloween night, the North End of Brockville, Ontario transforms into a thrilling venue for runners seeking an adrenaline-pumping experience with the North-end Nightmare 5K and 10K races. This annual event challenges participants to navigate through winding streets adorned with spooky decorations as they race towards their personal bests. The course weaves its way past historic buildings and picturesque neighborhoods, offering both scenic views and a touch of eerie excitement for runners braving the night. The shorter 5K route is perfect for those looking to test themselves over a manageable distance while still enjoying all the Halloween spirit on offer. For more seasoned athletes or thrill-seekers, the longer 10K option provides an extended adventure through Brockville's haunted streets. As darkness falls and the city lights flicker with holiday cheer, participants will find themselves immersed in a unique atmosphere that combines fitness challenges with festive fun. The event not only celebrates the spirit of Halloween but also fosters community engagement among runners of all ages and abilities who come together to celebrate their passion for running on this special night. Runners can expect clear course markings and well-staffed aid stations along both routes, ensuring a safe yet spooky experience as they make their way through Brockville's historic North End district. Whether you're dressed in your most creative Halloween costume or simply looking to push yourself during the crisp autumn evening, the North-end Nightmare offers an unforgettable race day that captures the essence of fall and frightful fun. The event promises a memorable night under the stars with friends, family, and fellow runners, all united by their love for running and the thrill of racing through one of Canada's most charming small towns on Halloween.
Races Offered
North-end Nightmare 5K/10K
Oct 31, 2026
straighten
Distance —
5K
terrain
Type —
Running
timer
76 days remaining
Weather History
These values represent the 3-year monthly averages for October in Brockville.
thermostatTemperature
7.5° / 15.6°
wb_sunnyFeels like
4.5° / 12.5°
light_mode
Avg sunshine hours
7h 8m
water_drop
Avg rainfall
2.6 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
11.8 km/h (Light breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (4.0)
humidity_mid
Humidity
76.4%
wb_twilight
Sunrise
07:19
nightlight
Sunset
18:16
About Brockville
Learn more about the host city, Brockville.
Brockville is a city of about 32,000 people (2021) on the St. Lawrence River in Eastern Ontario.