Before US Highway 12 was a highway, it was a footpath. The Old Sauk Trail was one of the oldest continuously-used routes in the Midwest — the road the Potawatomi and Sauk walked between Lake Michigan and the Detroit River, the road French traders followed in the 1700s, the road Abraham Lincoln rode through as a Whig circuit-rider in the 1840s. Today it's US-12, and once a year — the second weekend of August — 200 miles of it turn into one of the most distinctive garage-sale corridors in the country. The 2026 edition runs Friday, August 7 through Sunday, August 9.

Twenty trail towns. Nine counties. Lake Michigan on one end, the Detroit suburbs on the other. The corridor is shorter than the 127 and longer than the VA 100 Mile, and it has a character neither of them does: this is a heritage event as much as a yard sale, and the route itself is the draw before the inventory is. Here's how to plan three days on the Old Sauk Trail.

Quick facts

Dates
Friday-Sunday, August 7-9, 2026 (three days)
Corridor
US Highway 12 across southern Michigan (the Old Sauk Trail)
Distance
~200 miles end to end (New Buffalo to Detroit)
States
1 (Michigan)
Counties
9 (Berrien, Cass, St. Joseph, Branch, Hillsdale, Lenawee, Washtenaw, Wayne)
Trail towns
20 along the corridor
Official site
us12heritagetrail.org/garage_sale

The corridor, west to east

US-12 enters Michigan at New Buffalo on Lake Michigan and runs nearly straight east across the southern tier of the state to the Detroit River. The Old Sauk Trail framing matters every mile of the way — this isn't a highway sale that happens to follow an old road; it's a heritage event that happens to be a highway sale. Almost every town along the route was founded as a trail stop, and most of them still have a historical marker explaining their place in the corridor's two centuries of continuous use.

Nine counties carry the trail in order: Berrien → Cass → St. Joseph → Branch → Hillsdale → Lenawee → Washtenaw → Wayne, ending in the Detroit city limits. The twenty trail towns west to east, verbatim from the trail council's official corridor list:

New Buffalo → Three Oaks → Galien → Buchanan → Niles → Edwardsburg → Mottville → Sturgis → Bronson → Coldwater → Quincy → Allen → Jonesville → Moscow → Somerset Center → Clinton → Saline → Inkster → Dearborn → Detroit.

That's a lot of towns for 200 miles, and the inventory profile shifts in three natural segments — a west end anchored by New Buffalo and the Lake Michigan beach economy, a central rural stretch from Edwardsburg through Jonesville, and an east end running from Moscow into the Detroit suburbs. Most experienced shoppers don't try to drive the whole trail in one weekend — the corridor is designed to be sampled, not consumed.

Three-segment strategy — pick a segment, not the whole trail

The temptation with the US-12 Heritage Trail is to drive it end to end — New Buffalo on Friday morning, Detroit by Sunday evening, claim the whole 200 miles. Don't. The shoppers who try this end up at 80% windshield and 20% browsing, and they don't see any one segment well enough to find what's actually there.

Most experienced shoppers pick one segment per visit and come back over multiple years to do the whole trail. That's the design intent — the trail council itself encourages segment-based shopping, not corridor-grinding.

The US-12 corridor predates the highway by two centuries. The garage sales just happen to follow the same line everyone else has been following since the 1700s.

The 264-point registry — and why we don't show it on the map

The US 12 Heritage Trail Council maintains a registry at us12heritagetrail.org/garage_sale.html, and on the surface it looks like the answer to the planning question. The page embeds 264 historic sale points along the corridor, each with a full address and a lat/lng pair, going back many years of trail history.

Here's the catch: those 264 points aren't year-tagged. There's no indication in the data of which addresses are confirmed 2026 participants and which were one-time sellers in 2014 or 2018 or never returned after a single year. The supplemental PDF on the trail council's page is dated 2015 — that's the most recent year-stamp anywhere on the registry. Per our accuracy doctrine, we don't pin them on the map above as 2026 vendor stops. False confidence on a pin is worse than no pin at all — if we put 264 dots on the map with no way to tell you which ones are real for this year, we'd be sending you to addresses that haven't had a sale in a decade.

What works on US-12: the 20 corridor towns are the route structure. The trail council's live registry is your master reference if you want to cross-check an address you spotted during the weekend. And the genuinely useful tactic is the one every local will tell you — watch for the hand-painted signs at every county line. The Friday-morning setup crews start posting Thursday night in most of the central-segment towns; if you drive through Coldwater or Jonesville on Thursday evening, you'll see most of the next morning's locations posted on cardboard nailed to the trail markers. Locals call it "the trail's preview."

That's the editorial difference between the US-12 Heritage Trail and the other major corridor sales we cover. The VA 100 Mile has a verified vendor directory. The 400 Mile has 260+ verified anchor stops. The QIDC publishes a fresh directory every July 12. The US-12 has a deep, beautiful, undateable archive — and a trail of hand-painted signs going up Thursday night.

When to start and what to expect

Most sellers open at 7 AM all three days. Friday is for early shoppers who want first dibs on the central-segment estates; Saturday is the highest-traffic day across all 200 miles; Sunday is for clearing leftovers in the east segment near Detroit, where the suburban venues run latest.

Cash is the standard. The east-segment venues (Saline, Dearborn) will mostly take a card, but the central-segment front-yard sellers and the Berrien County beach-town sellers tend to be cash-only. Hit an ATM in Coldwater or Niles before you start the day — both are central enough that you can route through them on the way to whichever segment you're shopping.

Cell coverage is decent across most of the corridor; the only patchy stretches are west of Coldwater on the rural side roads and a short dead zone north of Hillsdale on the way toward Moscow. Cache offline maps before you leave New Buffalo or Detroit and you'll be fine.

Lodging fills fastest in Coldwater and Sturgis — book ahead at least two weeks out for the second-weekend-of-August window. Both are central enough that you can sleep mid-corridor and shop in either direction. New Buffalo lodging fills out quickly too because of the beach-town summer demand, but for different reasons. Saline and Ann Arbor are the easier overnight bases for the east segment.

One scheduling note: the 127 Yard Sale runs the same weekend (Thursday-Sunday, Aug 6-9) and is the bigger event by every measure — 690 miles, 5 states, 39 verified anchor stops, four days instead of three. The two corridors don't overlap geographically. If you're trying to choose: the 127 is the volume play with verified stops; US-12 is the shorter, more concentrated corridor with the historic-trail framing. Different trips for different shoppers.

What you'll find

Southern Michigan is one of the strongest vintage Pyrex hunting grounds in the eastern US, and the US-12 corridor runs through the densest part of it. The 1950s-70s kitchen-glassware manufacturing and distribution culture was anchored heavily here — Anchor Hocking's primary plant was in Ohio and the distribution corridor ran straight through southern Michigan. Sixty years later, estate sales surface Pyrex in volume. Bring a pattern list. The central-segment towns (Sturgis, Coldwater, Jonesville) surface mixing-bowl sets and Cinderella refrigerator dishes most reliably; the west-segment beach-town venues run heavier on the rarer Promotional patterns from vacation-home estates.

Anchor Hocking is overlooked on US-12 the way it's overlooked everywhere — sellers price by what they recognize, and Pyrex always gets recognized first. Forest Green and Royal Ruby surface most often in the rural central segment at flea-market prices. The early Fire-King restaurant ware (the heavier weight, the diner-style) shows up in the east segment near Inkster and Dearborn, where the post-war diner economy left a deeper inventory.

CorningWare Cornflower — the blue-flower pattern is the one that matters — surfaces in the central and east segments, where the houses are older and the kitchens were stocked through the 60s and early 70s. The west segment runs lighter on CorningWare because the Lake Michigan beach-town houses were second homes, not primary kitchens.

Beyond the kitchen glass: rural Michigan has a strong tool-and-hardware culture. Stanley planes, Disston saws, and heritage-quality hand tools show up at estate sales in Branch and Hillsdale counties at some of the better prices anywhere in the eastern US. The Detroit-end venues run a different profile — more curated mid-century furniture, dealer-influenced pricing, and competition from regular weekend shoppers driving in from Ann Arbor and Toledo. Furniture buyers push east; kitchen-glass and rural-estate hunters stay central.

Pro tips

Plan your Old Sauk Trail weekend on the map

See every corridor town pinned, get the segment-by-segment plan with honest drive times (not interstate-detour times), and add filler sales between the anchor towns. Free to use, no signup required to start planning your trail weekend.

Open the US 12 Heritage Trail Map

FAQ

When is the US 12 Heritage Trail Garage Sale 2026?

Friday August 7 through Sunday August 9, 2026. The trail runs the second weekend of August every year.

What towns are on the route?

Twenty trail towns from Lake Michigan to Detroit (west to east): New Buffalo, Three Oaks, Galien, Buchanan, Niles, Edwardsburg, Mottville, Sturgis, Bronson, Coldwater, Quincy, Allen, Jonesville, Moscow, Somerset Center, Clinton, Saline, Inkster, Dearborn, and Detroit. The corridor passes through nine counties: Berrien, Cass, St. Joseph, Branch, Hillsdale, Lenawee, Washtenaw, Wayne, and the Detroit city limits.

How long is the route?

Roughly 200 miles end to end. The US-12 corridor is the historic Old Sauk Trail, which is why the heritage branding sticks. Most shoppers pick a segment (the west end near the lake, the central towns around Coldwater and Jonesville, or the east end near Detroit) rather than driving the whole thing in one weekend.

Where is the vendor list?

The organizer maintains a registry at us12heritagetrail.org. The current registry includes hundreds of historic sale points without year tags, so we don't pin them on the map above — only the corridor towns. The route towns plus your eye for signs at the county lines is the honest way to plan this one.

When does next year's event start?

The US 12 Heritage Trail Garage Sale runs the second weekend of every August. The 2027 dates will be confirmed by the organizer in early 2027.

We'll see you on the road.