Fortis Capital Solutions GPM Disposition PortfolioLocation Intelligence & Lease Summary
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Rank #140 of 143 Poor 19/100

MarathonStore #2480 · Marathon

308 S Nicolet St, Mackinaw City, MI

Annual Base Rent$165,025
Rent $/SF$47.33
Building SF3,487
Land (ac)1.42
Remaining Term2.3 yrs
StatusMid-Term
Pre G&A CFC7.48x

Lease Abstract

Tenant / d/b/aMarathon
GuarantorFas Mart (GPM Investments)
Lease commencementOct 09, 2007
Lease expirationSep 30, 2028
Remaining term2.3 yrs
Lease term (months)
Annual base rent$165,025
Base rent $/SF$47.33
Rent at expiration
Expiration rent $/SF
Renewal options1/2
Notice dateMar 04, 2028
Year built1985
Building SF3,487
Land area (acres)1.42
Pre G&A CFC7.48x (2024)
Lease statusActive

Location Score Breakdown 19/100

AADT Traffic 0/15
Highway Proximity 10/10
Gas Competition 1mi 8/15
3mi Population 0/12
3mi HH Income 0/12
Pop Density 3mi 0/8
County Growth 4/7
County Unemp. 0/7
Dollar Stores 6/6
Daytime Jobs 3mi 1/10
EV Density Pen. 0/0
Thin Market Pen. -10/0

Demand Anchor & Uniqueness

Mackinaw City is a primary gateway to Mackinac Island; the site sits adjacent to the Shepler's ferry day-parking lot, with the Mackinac Bridge and Colonial Michilimackinac drawing heavy seasonal tourist traffic. Resident-population and annualized-AADT inputs materially understate in-season demand.

The location score above reflects resident-market real-estate fundamentals and does not incorporate seasonal or destination demand; consider this note alongside the store-level coverage (CFC) when assessing the asset.

Trade-Area Demographics

Metric1 mi3 mi5 mi
Population000
Households000
Pop. density (/sq mi)000
Avg HH income
Poverty rate
Bachelor's+
Median home value
Median rent
Median age
Owner-occupied

Site & Market Detail

Traffic (AADT at site)1,332
Daytime jobs (3 mi)630
Daytime jobs (1 mi)584
Gas competitors (0.5 mi)2
Gas competitors (1 mi)2
Dollar stores (0.5 mi)0
Highway distance (mi)0.03
EV stations (5 mi)10
CountyCheboygan County
County pop. growth1.5%
County unemployment11.9%
Walk score61
Bike score62
FEMA flood zoneX

Investment Highlights

  • Corporate guarantor GPM Investments, backed by Nasdaq-listed ARKO Corp. operating approximately 3,500 locations, provides investment-grade-adjacent credit quality for the remaining lease period.
  • The site sits 0.03 miles from the nearest major road, maximizing visibility and access for seasonal through-traffic.
  • Mackinaw City hosts 20 nearby restaurants within one mile, confirming an active tourist commercial corridor that supports convenience retail demand in peak months.

Key Risks

  • Daily traffic of only 1,332 vehicles is severely below the threshold needed to sustain gas station economics independent of tenant covenant.
  • The lease expires in 2.3 years in a zero-density market with 11.9 percent county unemployment, creating acute re-leasing or re-tenanting risk at rollover.
  • Ten EV charging stations within 5 miles signal accelerating fuel demand displacement risk for any buyer underwriting long-term fuel margin contribution.

Executive Summary

This Marathon/Fas Mart convenience store in Mackinaw City, Michigan scored 19 out of 100 on location grade, reflecting a structurally challenged site with negligible permanent population, high local unemployment, and limited daytime demand. The property offers 2.3 years of remaining lease term backed by a publicly traded guarantor, but near-term rollover risk and thin market fundamentals dominate the investment thesis.

Demographics

Recorded population within 1-, 3-, and 5-mile radii is effectively zero, indicating the site serves a transient tourist and through-traffic base rather than a stable residential consumer pool. Cheboygan County's broader population of roughly 26,000 grew only 1.5 percent from 2020 to 2024, offering no meaningful organic demand growth to offset the absence of local density.

Market Context

Mackinaw City is a seasonal tourism gateway at the northern tip of Michigan's Lower Peninsula, which explains the site's proximity to a major road corridor despite its zero measured residential density. Cheboygan County carries an 11.9 percent unemployment rate, well above national norms, and a thin economic base of 759 establishments and 4,556 total employees signals limited commercial resilience outside peak tourism months.

Location Quality

Daily traffic of only 1,332 vehicles is critically low for a gas station and convenience store format that typically requires volumes ten times higher to sustain viability. Two competing stations within half a mile compound the challenge, though the absence of dollar or discount store competition nearby is a modest offset. Walk and bike scores near 60 reflect a walkable tourist core, but that patronage is heavily seasonal.

Risk Factors

FEMA flood zone classification is Zone X, presenting minimal environmental exposure. Crime data is unavailable at the state level for this analysis. With 10 EV charging stations already within 5 miles, longer-term fuel demand erosion is a structural concern for any buyer underwriting beyond the current lease term.

Investment Positioning

The lease expires September 30, 2028, leaving 2.3 years of term, with a renewal notice deadline of March 4, 2028 and only one of two options remaining. At $165,025 annual rent, rent at expiration is not disclosed, creating uncertainty around re-leasing economics. GPM Investments, a subsidiary of Nasdaq-listed ARKO Corp., the sixth-largest U.S. convenience operator with roughly 3,500 sites, provides meaningful corporate credit quality, but that strength diminishes quickly as the short remaining term shifts risk squarely to rollover execution in a functionally seasonal, low-traffic market.

Full institutional offering memorandum with all 48 briefs, maps, and tax analysis.

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