This May's Coupon Code — 50% Harborside

All Valid Harborside Promo Codes & Discount Codes - Up To 50% OFF in May 2026

Last updated: May 15, 2026

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50%

OFF

50% Off Sitewide (Members Only) At Harborside

Exp: Jul 15, 2026

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#420

50%

OFF

50% Off Select Items (Minimum Order $400) Other At Harborside

Exp: Jul 15, 2026

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BFRIDAY50

40%

OFF

40% Off Sitewide (Minimum Order: $150) At Harborside

Exp: Jul 15, 2026

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40SMOKIN

30%

OFF

30% Off Sitewide At Harborside

Exp: Jul 15, 2026

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sfdeli22

30%

OFF

30% Off Sitewide At Harborside

Exp: Jul 15, 2026

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FIRST30

30%

OFF

30% Off Select Items At Harborside

Exp: Jul 15, 2026

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Cyber22

25%

OFF

25% Off Oakland Sale At Harborside

Exp: Jul 15, 2026

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JET25

20%

OFF

20% Off Sitewide At Harborside

Exp: Jul 15, 2026

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SMO20

20%

OFF

20% Off Sitewide (Members Only) At Harborside

Exp: Jul 15, 2026

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LIFT20

$20

OFF

$20 Off Sitewide At Harborside

Exp: Jul 15, 2026

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HARBORSIDELOVE

50%

OFF

Grab An Additional 50% Off Select Items

Exp: Soon

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50%

OFF

Biggest Sale Of The Year: Get 50% Off Ozs And 1/2 Ozs + More

Exp: Soon

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50%

OFF

50% Off Sitewide At Harborside

Exp: Soon

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420

40%

OFF

Save 40% Any Purchase Of $150 Or More. Make Your Orders Today

Exp: Soon

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40SMOKIN

30%

OFF

Harborside Coupon Code: Extra 30% Off Handpicked Items

Exp: Soon

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FIRST30

30%

OFF

Harborside Offer: 30% Off Starts Now – And Lasts All Month Long

Exp: Soon

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30%

OFF

30% Off Entire Store Shop All Deals Now

Exp: Soon

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30%

OFF

With Harborside Coupon Code Grab Up To 30% Off Site-Wide

Exp: Soon

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sfdeli22

25%

OFF

Enjoy Unbeatable 25% Off Harborside

Exp: Soon

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JET25

25%

OFF

Selected Products At Harborside At 25% Off

Exp: Soon

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YAY25

20%

OFF

Get 20% Off Your First Order When You Sign Up

Exp: Soon

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SMO20

20%

OFF

At Harborside Grab Up To 20% Off With Harborside Military Discounts

Exp: Soon

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10%

OFF

Harborside: Save Up To 10% Off At Harborside

Exp: Soon

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Deal

How Modern Students Can Control Their Financial Expenses During The Education

Exp: Soon

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Deal

Buy 5 Key Pre-Rolls Get 1 Free At Harborside

Exp: Soon

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Deal

Earn 1 Point With Every $1 Spent At Harborside

Exp: Soon

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25%

OFF

Receive 25% Off On Your First Order

Exp: Soon

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FIRST25

50%

OFF

Purchase Your Membership Today And Get 50% Off Your Next Order

Exp: Soon

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50%

OFF

Purchase Your Membership Today And Get 50% Off Entire Store Fri 5.23 Through Mon 5.26

Exp: Soon

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30%

OFF

10-30% Off On Harborside Items + Free Shipping Today

Exp: Soon

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30%

OFF

Save 30% Off Your Favorite Flower With Harborside Discount

Exp: Soon

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Deal

Harborside Sale: Buy One Get One On All In-Stock Connected Flower

Exp: Soon

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Deal

Free Delivery When Your Orders Over $40

Exp: Soon

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50%

OFF

Flower 50% Off Urbn Leaf Top Shelf

Exp: Soon

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Deal

Free Delivery Nationwide With Harborside Offer

Exp: Soon

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Expired Harborside Coupons

might still work

40%

OFF

Get 40% Off $150+ Store-Wide At Harborside W/Coupon Code.

Expired

Exp: Jan 14, 2026

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40SMOKIN

50%

OFF

50% Off Sitewide. Must Be Member. At Shopharborside.com W/Coupon Code.

Expired

Exp: Jan 14, 2026

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#420

50%

OFF

Save 50% Off $400+ Select Items (Min Order: Minimum Purchase: $400). Exclusions: Other.

Expired

Exp: Jan 14, 2026

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BFRIDAY50

30%

OFF

Extra 30% Off Entire Orders At Shopharborside.com

Expired

Exp: Jan 14, 2026

Get Code

FIRST30

30%

OFF

Save 30% Off Select Items At Shopharborside.com

Expired

Exp: Jan 14, 2026

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Cyber22

30%

OFF

At Harborside Grab Up To 30% Off Sitewide At Shopharborside.com

Expired

Exp: Jan 14, 2026

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sfdeli22

Code

Get $20 Off Sitewide At Shopharborside.com

Expired

Exp: Jan 14, 2026

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HARBORSIDELOVE

25%

OFF

Extra 25% Off Oakland Sale W/Promo Code

Expired

Exp: Jan 14, 2026

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JET25

20%

OFF

Get 20% Off Store-Wide At Shopharborside.com

Expired

Exp: Jan 14, 2026

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SMO20

20%

OFF

20% Off Sitewide. Must Be Member. W/Code.

Expired

Exp: Jan 14, 2026

Get Code

LIFT20

25%

OFF

25% Off Store-Wide At Harborside

Expired

Exp: Jan 14, 2026

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yay25

27%

OFF

27% Reduction On Any Order

Expired

Exp: Jul 22, 2024

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DEAL27

40%

OFF

Get This Code and Save 40%

Expired

Exp: May 31, 2024

Get Code

9341222275014

About Harborside

Harborside has played an important role in making marijuana safe and available to a wide and diverse consumer community in California, and it is one of the oldest, largest and most respected marijuana retailers in the world, Their doors open to new arrivals and enthusiasts, so they are very welcome you to visit Harborside, if you know exactly what to looking for, you can save some time and online ordering for pickup or delivery. Their team is a diverse group of passionate individuals, deeply connected to the power of the cannabis plant, and a way for people to find balance and health. They are proud to support diversity, sustainability and economic justice in the industry, whether it's healing, laughing, creating, thinking, caring or one of them, marijuana can help you live a little more in other ways.