Location Map:
Location: 1015 Walnut Avenue Vallejo, CA 94592
Date: Oct 25, 2025 – 4pm
Halloween Block Party, Mare Island, Vallejo, CA
A family and dog-friendly Mare Island Halloween Block Party will take place on Officers Row (The Mansions on Walnut Ave).
The Mare Island Halloween Block Party!
Get ready for a delightfully spooky adventure that commences at the enigmatic Vino Godfather Mansion and meanders through the eerie allure of Walnut Avenue along Officers Row.
🎃 This Halloween festivity offers thrills and chills for every ghoul and goblin in your family:
🍬 Young monsters can immerse themselves in spine-tingling fun with trick-or-treating, imaginative pumpkin decorating, and enchanting face painting transformations.
🐕 Our four-legged companions are welcome to join the celebration! Our “Howl-o-ween” costume contest is sure to be pawsitively thrilling.
🎵 Groove to our haunting playlist while indulging in delicious bites from our selection of food trucks, warming up with rich hot chocolate, and relishing a cauldron full of festive beverages.
Show off your most inventive costumes, bring along your favorite humans (and pets!), and get ready for a monstrously unforgettable evening at this Halloween extravaganza. 🦉🍁
This ghoulishly delightful experience awaits you!
FREE ADMISSION – Simply RSVP to secure your place! All trick-or-treaters aged 13 and under will receive a complimentary Halloween goodie bag while supplies last.
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