GRANDMAS MARATHON DULUTH INC

What GRANDMAS MARATHON DULUTH INC does

Grandma's Marathon Duluth Inc. is a Duluth, Minnesota-based 501(c)(4) nonprofit organization that has produced annual running events along the Lake Superior shoreline since 1977. Its flagship portfolio centers on race weekend in June, headlined by Grandma's Marathon (26.2 miles), the Garry Bjorklund Half Marathon, and the William A. Irvin 5K, supplemented by the Great Grandma's Challenge (a 5K-plus-marathon combo). The organization also operates a year-round calendar of secondary races through its Young Athletes Foundation (YAF) subsidiary—Fitger's 5K, Park Point 5-Miler, Minnesota Mile, Saint Fennessy 4K, and Superior Nightmare 5K—and runs free youth programming including Whipper Snapper races, training programs, the Grambassador program, charity partner entries, and corporate team challenges.

The 2026 race weekend drew a record 19,978 finishers from all 50 U.S. states and more than 50 countries, marking the event's 50th anniversary. The organization is supported by four presenting sponsors (Toyota, ASICS, Coca-Cola, Members Credit Union), six major sponsors (Storm Creek, Holiday Inn, MN Power, Anderson's Maple Syrup, Waste Management, DEDA), and a long tail of contributing sponsors. Technology infrastructure is delivered through third-party partners Race Roster (registration platform) and MTEC Results (timing/results), with merchandise distributed via an online storefront at grandmasmarathonstore.com.

Revenue is generated primarily through race registration fees (processed via Race Roster with a $26.95 bib-transfer transaction fee), corporate sponsorship, and merchandise/apparel sales. YAF programs are funded through sponsorships and donations rather than direct fees. Pricing for individual race registration is not publicly disclosed; the 2026 races sold out, with 2027 registration set to open on October 1, 2026. The organization is governed by a Board of Directors and led by Executive Director Shane Bauer, supported by a small staff of approximately 18 employees.

Name

GRANDMAS MARATHON DULUTH INC

Legal name

Grandmas Marathon Duluth-Inc.

Website

https://grandmasmarathon.com

Company type

Private

Founded year

1977

Operating status

Operating

Headcount range

11–50 employees

Short description

Grandma's Marathon Duluth Inc. is a 501(c)(4) nonprofit founded in 1977 that organizes a portfolio of annual and year-round running events along Lake Superior in Duluth, Minnesota, serving approximately 20,000 finishers and the surrounding northeastern Minnesota community through its Young Athletes Foundation.

Ownership category

akta.pro rank

Product category

Sports Event Management

NAICS

Sports and Recreation Instruction (61162), Religious, Grantmaking, Civic, Professional, and Similar Organizations (813), Civic and Social Organizations (8134)

SIC

Services-Amusement & Recreation Services (7900), Services-Social Services (8300)

akta.pro primary industry

Road Running Events (Marathons, Half Marathons, 10K/5K) (MPAKAIAA)

akta.pro secondary industries

Amateur & Grassroots Tournament Organizers (MPAKADAH), Amateur Event & Tournament Organizers (Meets, Invitationals, Opens) (MPAKACAL), Arts, Sports & Recreation-Based Youth Development Nonprofits (BPAGADAJ)

Keywords

• Marathon running events
• Road race organization
• Community running programs
• Youth athletics foundation
• Charity race partnerships

Headquarters

HQ city

Duluth

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Personnel, Marketing or Sales, Infrastructure, Others

Revenue model

1. Race Registration Fees: Primary revenue stream from participant registrations for Grandma's Marathon, Garry Bjorklund Half Marathon, William A. Irvin 5K, Great Grandma's Challenge, and YAF races. Registration fees are collected through Race Roster platform. Bib transfers incur a $26.95 transaction fee.
2. Sponsorship Revenue: Revenue from corporate sponsors including presenting sponsors (Toyota, ASICS, Coca-Cola, Members Credit Union), major sponsors (Storm Creek, Holiday Inn, MN Power, Anderson's Maple Syrup, Waste Management, DEDA), and contributing sponsors (Creative Arcade, Visit Duluth, Country Financial, Canal Park Lodge, Old Dutch, Martha). Sponsors gain visibility to 20,000+ participants and their families.
3. Merchandise Sales: Sales of merchandise and apparel through the Grandma's Marathon Store (grandmasmarathonstore.com).
4. Young Athletes Foundation Programs: YAF programs include grants, scholarships, running shoe program, and youth programming. These are charitable initiatives supported by sponsorships and donations rather than direct revenue generation.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Grandma's Marathon Duluth Inc organizes, promotes, and delivers annual running events and programs, including its flagship Grandma's Marathon weekend featuring a full marathon, half marathon, and 5K along Lake Superior in Duluth, Minnesota. The organization also runs year-round smaller races, training programs, ambassador and corporate team challenges, and operates the Young Athletes Foundation, a charitable arm supporting youth athletics through grants, scholarships, and free youth races.

Product overview

Grandma's Marathon Duluth Inc operates a portfolio of running events and community programs centered around its flagship Grandma's Marathon weekend. The core product lineup includes three main races: Grandma's Marathon (full 26.2-mile marathon), the Garry Bjorklund Half Marathon (13.1 miles), and the William A. Irvin 5K, all held along Lake Superior in Duluth, Minnesota. The company also offers the Great Grandma's Challenge, which combines the 5K with either the full or half marathon for a complete weekend experience. Beyond race weekend, the organization runs the KP Challenge—a three-race series (Saint Fennessy 4K, Fitger's 5K, Park Point 5-Miler) for year-round training engagement—plus standalone events including the Minnesota Mile and Superior Nightmare 5K. The Young Athletes Foundation, its charitable arm, provides free youth programming including the Whipper Snapper Races, youth race series, grants, scholarships, and running shoe programs. Additional offerings include the Ambassador Program and corporate team challenges.

Differentiator

Problem solved

Functional benefit

Brands

• Young Athletes Foundation (YAF): The charitable side of Grandma's Marathon that works within the five-county region to support youth athletics through a series of kids' events, grants, scholarships, and other programs focused on promoting healthy and active lifestyles.

Products and services

• Grandma's Marathon The main full marathon event (26.2 miles) held annually along the shores of Lake Superior in Duluth, Minnesota, featuring a relatively flat and fast course with enthusiastic spectator support. Aimed at runners of all skill levels from beginners to elite athletes.
• Garry Bjorklund Half Marathon The opening event of Grandma's Marathon weekend, a 13.1-mile race along Lake Superior ending in Canal Park, now the most popular event on race weekend.
• William A. Irvin 5K The kickoff event of Grandma's Marathon weekend, a 3.1-mile race starting and finishing near the historic William A. Irvin ore boat in Duluth's Canal Park.
• Great Grandma's Challenge A challenge requiring runners to complete the 5K on Friday night followed by either the full or half marathon on Saturday, offering a comprehensive race weekend experience.
• KP Challenge A race series of three events (Saint Fennessy 4K, Fitger's 5K, and Park Point 5-Miler) designed to help runners build endurance and maintain a regular training schedule throughout the year.
• Saint Fennessy 4K A festive fun run (approximately 2.5 miles) perfect for runners of all ages and abilities, held as part of the KP Challenge series.
• Fitger's 5K A 5K race that has grown into one of the area's premier spring races, welcoming close to 1,500 participants annually as part of the KP Challenge.
• Park Point 5-Miler & 2-Mile Walk Northern Minnesota's oldest road race featuring a course between Lake Superior and Duluth Harbor, part of the KP Challenge series.
• Minnesota Mile A scenic mile-long race (5,280 feet) through Duluth's Enger Park, offering views of the city during peak fall color season.
• Superior Nightmare 5K A Halloween-themed 5K race with costume contests and haunted entertainment, closing out the local racing calendar each year.
• Whipper Snapper Races for Kids Kids' races held during marathon weekend, providing free and accessible racing opportunities for young participants.

Quantifiable outcome

• 19,978 finishers in 2026 - largest ever Grandma's Marathon Weekend
• +3 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

18 partnerships are on record, tiered core, major and contributing.

• ToyotacoreGTM or Marketing PartnerPresenting sponsor of Grandma's Marathon. One of four presenting sponsors providing major financial and marketing support for the annual event. Toyota logo appears prominently on the website as a presenting sponsor.
• ASICScoreGTM or Marketing PartnerPresenting sponsor and athletic footwear/apparel partner. One of four presenting sponsors. ASICS provides athletic gear sponsorship for runners and event support.
• Coca-ColacoreGTM or Marketing PartnerPresenting sponsor of Grandma's Marathon. One of four presenting sponsors providing major event sponsorship.
• Members Credit UnioncoreGTM or Marketing PartnerPresenting sponsor. Regional credit union providing financial services sponsorship for the annual marathon.
• Storm CreekmajorGTM or Marketing PartnerMajor sponsor providing apparel and clothing sponsorship for the event. Storm Creek is an apparel brand.
• Holiday InnmajorGTM or Marketing PartnerMajor sponsor and lodging partner. Provides hotel accommodations for event participants and volunteers. IHG (InterContinental Hotels Group) property.
• MN PowermajorGTM or Marketing PartnerMajor sponsor. Regional utility company providing power and energy services in northeastern Minnesota.
• Anderson's Maple SyrupmajorGTM or Marketing PartnerMajor sponsor. Local maple syrup producer from the region, supporting the annual event.
• Waste ManagementmajorGTM or Marketing PartnerMajor sponsor. Provides waste management and sustainability services for the event.
• DEDA (Duluth Economic Development Authority)majorGTM or Marketing PartnerMajor sponsor. Local economic development authority supporting regional events and economic growth initiatives.
• Creative ArcadecontributingGTM or Marketing PartnerContributing sponsor. Local creative/design agency providing marketing support.
• Visit DuluthcontributingGTM or Marketing PartnerContributing sponsor and destination marketing organization. Promotes Duluth tourism and visitor services.
• Country FinancialcontributingGTM or Marketing PartnerContributing sponsor. Regional insurance and financial services company.
• Canal Park LodgecontributingGTM or Marketing PartnerContributing sponsor. Boutique hotel in Duluth's Canal Park area.
• Old Dutch FoodscontributingGTM or Marketing PartnerContributing sponsor and YAF sponsor. Local snack food company.
• Marthaler (Auto Dealer)contributingGTM or Marketing PartnerContributing sponsor. Local automotive dealership.
• Race RostercoreTechnology or IntegrationTechnology partner providing online race registration platform. Handles all race entries, bib transfers, and participant management for Grandma's Marathon weekend events.
• MTEC ResultscoreTechnology or IntegrationTiming and results technology partner providing race timing services and official results for all Grandma's Marathon weekend events.

Scale indicators7 records

Direct peers

• Big Sur Marathon: Big Sur International Marathon is a nonprofit marathon organizer in California offering a destination marathon plus ancillary events. Comparable in nonprofit structure, premium destination race positioning, and limited entry field that drives demand intensity.
• Bank of America Chicago Marathon: One of the six World Marathon Majors, organized by a nonprofit entity running a large-scale road marathon and ancillary events. Closely comparable to Grandma's Marathon in event format, distance mix, and nonprofit nonprofit-driven operational model.
• Marine Corps Marathon: The 'Marathon of the People' run by the Marine Corps Marathon Organization. Comparable as a large-scale, non-profit, mass-participation road marathon event organizer with a strong community-mission overlay and similar volunteer-driven execution model.
• Flying Pig Marathon (Cincinnati): Cincinnati's Flying Pig Marathon is a mass-participation road marathon with marathon, half marathon, 5K, and youth races — closely analogous in product portfolio and nonprofit regional race organizer structure.
• Twin Cities Marathon (TCM Events): Twin Cities Marathon in Minneapolis/St. Paul is the closest US geographically comparable regional road marathon organizer. Overlapping Upper Midwest audience, similar nonprofit/sponsor-driven model, and analogous race-weekend product mix (marathon, half marathon, 5K, 10K).
• Boston Athletic Association (B.A.A.): Operates the Boston Marathon, the most prestigious US road marathon. Directly comparable as a flagship road marathon event organizer with similar distance offerings (marathon, half marathon, 5K) and a multi-decade heritage brand built around a destination race weekend.
• Rock 'n' Roll Running Series (IRONMAN): Operates a global series of mass-participation marathons and half marathons with strong sponsor and music-activation focus. Comparable as a multi-event road running brand, though structured as a commercial for-profit series rather than a nonprofit.

Regional players

• Detroit Free Press Marathon: Organizes a regional road marathon in the Midwest (Detroit) with similar race-weekend structure including half marathon and 5K. Comparable as a regional peer in the same geographic tier as Grandma's Marathon.

Others

• ASICS: Presenting sponsor of Grandma's Marathon since 2026 — comparable as a brand-led running category stakeholder and ecosystem partner rather than a direct competitor. Useful for understanding the sponsor-side dynamics of the mass-participation road running market.

Emerging players

• Competitor Group: Running media and event operator that has historically organized running events and races. Comparable as an adjacent player in race organization and runner community/marketing, though now primarily a media property.

Market position

Strengths5 records

Weaknesses5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/GrandmasMara
• YouTubeyoutube.com/user/GrandmasMarathon
• Facebookfacebook.com/GrandmasMarathon
• Instagraminstagram.com/grandmasmarathon
• LinkedInlinkedin.com/company/grandmas-marathon-duluth-inc

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about GRANDMAS MARATHON DULUTH INC