At eight in the morning on January 1, 2014, in falling snow, a line of people wrapped around a building on Brighton Boulevard.

They weren’t waiting for a concert. They were waiting to buy weed — legally, from a licensed store, for the first time anywhere in the world. And the person at the front of that line was about to become a small piece of American history.

That happened here. About fifteen minutes from where you’re reading this.

First, the part nobody puts on a t-shirt

Colorado’s cannabis story doesn’t start with legalization. It starts with a ban.

In March 1917, Colorado legislators made using or growing cannabis a misdemeanor — a fine between ten and a hundred dollars and up to a month in jail. It was among the earliest state-level cannabis laws in the country.

The reasons were not about public health. Economic booms in the West had drawn migrant labor, including many workers from Mexico, and the press of the era went about linking the plant to those communities on purpose. Colorado outlawed cannabis on the back of that campaign. In 1929 the state made it a felony.

Denver has one more entry in this chapter. On October 1, 1937 — the first day the federal Marihuana Tax Act took effect — police raided the Lexington Hotel in Denver and arrested Samuel Caldwell and Moses Baca. Those are generally recorded as the first federal marijuana arrests in the United States. Also here. Also us.

It’s worth sitting with that for a second before getting to the fun part. The city that hosted America’s first legal sale also hosted its first federal arrest, seventy-seven years earlier.

The slow turn

Colorado started loosening early. In 1975, the state made possession of small amounts a petty offense with a fine — decriminalization, two decades before most of the country got there.

Then, in November 2000, voters approved Amendment 20, legalizing medical marijuana. For most of the following decade the program stayed small and informal, run largely by individual caregivers.

Denver goes first

In 2005, a 23-year-old organizer named Mason Tvert put a measure on the Denver ballot — Initiative 100 — to remove city penalties for possessing up to an ounce.

His campaign made one argument, relentlessly: cannabis is safer than alcohol, so why does the city punish it more? He ran the argument through billboards, stunts, and enough press theater to make him a recognizable figure statewide. He once publicly needled Mayor John Hickenlooper, a brewpub owner, over exactly that contradiction.

Denver voters passed it with about 54 percent. The Mile High City became the first major American city to remove local penalties for cannabis possession.

Legally, it was mostly symbolic — state law from 1975 already governed, so little changed on the ground. Politically, it was the proof of concept. Denver had voted yes, and the sky stayed where it was.

A statewide version failed the following year with 40 percent. Nobody involved treated that as the end of the conversation.

The Green Rush

Two things cracked the door open.

In 2007, a Denver district judge ruled that caregivers weren’t capped at five patients each. In July 2009, after more than three hundred people showed up to testify, the state Board of Health rejected an attempt to reinstate that cap — by a single vote.

Then on October 19, 2009, Deputy Attorney General David Ogden sent a memo advising federal prosecutors to treat state-legal medical marijuana as a low enforcement priority. The Ogden Memo read, to everyone in Colorado, as a green light.

What followed got called the Green Rush, and the numbers explain the name: registered medical patients went from just under 20,000 at the start of October 2009 to more than 100,000 by the following July. Dispensaries opened across metro Denver at a pace that made regulation inevitable, and in 2010 the legislature passed the framework that turned an improvised scene into a licensed industry.

That framework mattered more than it sounds. When full legalization arrived, Colorado already knew how to license, track, and test. Other states had to invent that from scratch.

November 6, 2012

Amendment 64 passed with roughly 55 percent of the vote, amending the state constitution to regulate cannabis in a manner comparable to alcohol. Colorado and Washington passed theirs the same night, the first two states anywhere to legalize adult use.

Then came fourteen months of writing rules, and a start date: January 1, 2014.

The eighth of Bubba Kush in a closet

Which brings us back to that line in the snow.

The man at the front was Sean Azzariti, a Marine Corps veteran of the Iraq war who had campaigned publicly for Amendment 64 and appeared in ads supporting it. Organizers chose him deliberately to make the first purchase.

At 8 a.m., surrounded by news crews and with his mother filming on her phone, Azzariti bought an eighth of Bubba Kush and some THC-infused chocolate truffles at 3D Cannabis Center, 4305 Brighton Boulevard. The total was $59.74 with tax.

That was the first legal recreational cannabis sale in the world.

Here’s the detail that makes it a story rather than a fact: he never opened it. He tried to donate it to a museum. The Smithsonian and the Denver Museum of Nature & Science both declined, on the grounds that the contents were still federally illegal. So the first legal weed ever sold in America has spent more than a decade in a closet in Denver, receipt laminated.

Brighton Boulevard now

In 2014, that stretch of Brighton was dusty and industrial, and 3D was the only reason most people had to be there.

Today it’s RiNo. Murals, breweries, coffee roasters, the Mission Ballroom down the street. Some of that would have happened anyway. Some of it happened because a cannabis industry moved into cheap warehouse space and the neighborhood followed.

Colorado has since collected billions in cannabis tax revenue and built one of the most closely studied regulated markets in the world. Dozens of states have copied the framework. Much of it was worked out here first, in public, with everyone watching to see whether it would fall apart.

It didn’t.

Why we bring it up

Because it’s easy to forget that any of this was ever in doubt.

Buying cannabis in Denver in 2026 is deeply unremarkable. You show an ID, you talk to someone about terpenes, you leave. That ordinariness is the whole achievement. It took a hundred and nine years, a lot of ballot measures, and a Marine standing in the snow at eight in the morning on New Year’s Day.

Come see what the fuss was about — or check this week’s deals, which is a sentence that would have gotten someone arrested at the Lexington Hotel in 1937.

FAQ

When did weed become legal in Colorado? Voters approved Amendment 64 on November 6, 2012, and legal recreational sales began on January 1, 2014. Medical marijuana had been legal since Amendment 20 passed in 2000.

Where was the first legal marijuana sale in America? 3D Cannabis Center at 4305 Brighton Boulevard in Denver, at 8 a.m. on January 1, 2014.

Who made the first legal weed purchase? Sean Azzariti, a Marine Corps veteran and legalization advocate. He bought an eighth of Bubba Kush and infused chocolate truffles for $59.74.

Was Colorado the first state to legalize marijuana? Colorado and Washington both passed legalization measures on November 6, 2012. Colorado was first to open retail stores, on January 1, 2014.

When did Denver decriminalize marijuana? Denver voters passed Initiative 100 in November 2005, making it the first major U.S. city to remove local penalties for possessing up to an ounce.

For adults 21 and older. Please consume responsibly and never drive under the influence.