Colfax Avenue

Colfax Avenue
Name	Colfax Avenue
Other name	U.S. Route 40 (historic)
Location	Denver metropolitan area, Colorado, United States
Length mi	26
Termini	Sheridan Boulevard (west) – Aurora (east)
Known for	Urban arterial, nightlife, historic businesses

Colfax Avenue is a major east–west arterial street traversing the Denver metropolitan area, historically tied to U.S. Route 40 and serving as a principal corridor through Denver, Lakewood, and Aurora. The avenue has been a locus for railroad-era commerce, automobile tourism, and postwar urban renewal debates, linking downtown Denver Union Station area with suburban and exurban communities along the South Platte River. It remains notable for a dense mix of commercial districts, theaters, hotels, and civic institutions such as Denver Art Museum and nearby Colorado State Capitol (viewsheds), while also featuring contested redevelopment projects involving municipal agencies and private developers.

Route and description

The route begins near Sheridan Boulevard and proceeds eastward through Jefferson County into central Denver and onward to Aurora near Interstate 225. Colfax Avenue parallels historic U.S. Route 40 and crosses major north–south thoroughfares including Federal Boulevard, Pecos Street, Interstate 25, Broadway, and Colorado Boulevard. The corridor passes landmarks such as North High School, the McNichols Arena site, and cultural nodes adjacent to Capitol Hill and the Golden Triangle museum district. The avenue’s built form ranges from low-rise strip commercial frontage in Aurora to mixed-use urban fabric near Downtown Denver and scattered historic motor hotel architecture associated with U.S. highway travel.

History

The avenue’s origins lie in 19th-century wagon roads that linked Denver City to overland routes from the Rocky Mountains and plains settlements such as Golden. During the early 20th century it was incorporated into the transcontinental U.S. Highway System as U.S. Route 40, catalyzing the growth of motor hotels and auto-oriented businesses catering to travelers from Santa Fe Trail and transcontinental traffic bound for Lincoln Highway connections. Midcentury changes included adaptations during the Great Depression and post‑World War II suburbanization that favored Interstate Highway System alignments like Interstate 70 and Interstate 25, which shifted long-distance traffic. Late 20th-century urban policy debates involving Denver City Council and civic groups shaped corridor zoning, preservation efforts for neon signage and theaters, and responses to decline tied to deindustrialization and shifting retail patterns.

Transportation and infrastructure

Colfax Avenue functions as an arterial with multiple lanes, signalized intersections, and bus-only lanes servicing regional transit providers such as RTD. The corridor has been the subject of multimodal planning initiatives tied to DRCOG and RTD proposals to integrate commuter rail and improved bus rapid transit along parallel corridors. Infrastructure investments have included streetscape improvements overseen by Denver Department of Public Works and pavement projects funded through municipal bonds and state transportation grants via the Colorado Department of Transportation. Utilities along the avenue involve aging water and sewer mains addressed by partnership projects with Denver Water and stormwater management tied to South Platte River watershed mitigation programs.

Landmarks and neighborhoods

The avenue skirts or bisects neighborhoods and cultural districts such as Five Points, Sun Valley, Capitol Hill, and Auraria Campus. Significant structures and institutions along or nearby include historic theaters once operated by chains like Fox Theatres and Paramount Pictures exhibition circuits, long-running establishments such as the Bluebird Theater, and hospitality sites tied to midcentury motor travel. Adaptive reuse projects have converted former motels and commercial properties into affordable housing and arts spaces in collaboration with organizations like Denver Housing Authority and local preservation groups such as Historic Denver. Commercial corridors feature legacy businesses, independent restaurants, and surface parking serving customers from nearby Pepsi Center-era developments and entertainment districts.

Culture, events, and reputation

Colfax Avenue has been associated with nightlife, live music venues, and countercultural movements linked to scenes that include performers who later appeared at venues like Red Rocks Amphitheatre. Annual events and parades have sometimes used stretches of the avenue and coordinate with city agencies including Denver Arts & Venues. Its reputation in popular culture and regional lore ties to narratives about the American road trip, motorcycle runs, and scenes chronicled in local reportage by outlets like the Denver Post and community radio such as KUVO-FM. Civic festivals, street fairs, and neighborhood business coalitions engage properties along the corridor to promote economic activity amid debates over historic preservation championed by groups such as the Colorado Preservation, Inc..

Crime and redevelopment issues

The avenue has long been a focal point for concerns about crime, substance use, and public safety amplified during regional crises that involved coordination among Denver Police Department, Aurora Police Department, and county social services offices. Redevelopment initiatives have prompted disputes among developers, neighborhood associations, and municipal agencies including the Denver Urban Renewal Authority over eminent domain, project scale, and inclusionary housing mandates tied to local ordinances. Efforts to reduce blight and revitalize commercial property have leveraged tax increment financing and federal community development funds administered through entities like the U.S. Department of Housing and Urban Development while facing litigation and protest from tenant advocacy organizations and nonprofit legal services. Policy responses combine enforcement, outreach by health providers, and capital investment strategies championed by officials elected to the Denver City Council and county boards.

Category:Streets in Denver Category:U.S. Route 40