Come out to enjoy not only a fast and flat USATF Certified 5K course, but a Halloween theme complete with a BEST COSTUME CONTEST! Best Male and Female Costumes!
All who register by October 21st at Midnight will be guaranteed a dry-fit t-shirt and will also earn a FREE BEER courtesy of our long-time host THE IRISH TIMES PUB on Main Street in Holbrook.
Early bird bib pick-up and registration on Friday October 30th at THE IRISH TIMES PUB between 4-6pm! 5K AWARDS: Top three male and female finishers overall Top three (3) males and females in the following age groups: 14 and under, 15-19, 20-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80-84, 85+
MONSTER DASH:
All Monster Dashers will receive a finisher medal! AMENITIES: T-shirts guaranteed for participants who register by October 21st! Limited extra shirts available after that date! First come basis at early bird / day-of!
Pick up your participant shirt and check out The Irish Times Pub for Friday Happy Hour on October 30th from 4-6pm! We'll be on the back deck. *Limited Extra Shirts at Happy Hour!
MONSTER DASH FUN RUN: Open to children 12 and under
*Results available online after race. ENTRY FEES: 5K: $30 w/ event shirt guaranteed if registered by October 21st $35 Day-of
MONSTER DASH Fun Run: $15 w/ event shirt guaranteed if registered by October 21st $20 Day-of
CHARITABLE GIVING INITIATIVE: The STRONG ISLAND RUNNING CLUB recognizes the importance of "giving back" to our community. As such, we have aligned ourselves to assist in fundraising on behalf of TEAM RED WHITE AND BLUE. This 501 (c) 3 Charity assists our wounded veterans in a multitude of ways including participation in athletics. Attend a STRONG ISLAND RUNNING CLUB event and help us help our local veterans. Please consider donating at checkout! Please bring a non-perishable food item to this event to participate in our ongoing effort to help ISLAND HARVEST feed our neighbors on Long Island. We will collect these at The Irish Times Pub on October 31st and all who donate will be entered into a raffle for a free race entry and a special mystery prize!
Races Offered
MONSTER DASH (KIDS FUN RUN)
Oct 31, 2026
straighten
Distance —
0.4K
terrain
Type —
Running
timer
08:30
sell
$15.00
HALLOWEEN 5K
Oct 31, 2026
straighten
Distance —
5K
terrain
Type —
Running
timer
09:00
sell
$30.00
Weather History
These values represent the 3-year monthly averages for October in Holbrook.
thermostatTemperature
10.4° / 18.5°
wb_sunnyFeels like
7.7° / 16.4°
light_mode
Avg sunshine hours
8h 48m
water_drop
Avg rainfall
2.2 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
11.5 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
72.7%
wb_twilight
Sunrise
07:04
nightlight
Sunset
18:10
About Holbrook
Learn more about the host city, Holbrook.
Holbrook is a hamlet and census-designated place (CDP) within the Towns of Brookhaven and Islip, in Suffolk County, New York, United States. The population was 26,487 at the time of the 2020 census. The community borders the eastern side of Long Island MacArthur Airport.
