Here is what I found…
CHERRY CREEK FRESH MARKET Top Farmers Market in Denver Saturdays, May 2 – Oct 31, 8 – 1, 1st Ave. & University Blvd.& Wednesdays, Jun 3 – Sep 30, 9 – 1(Map) (Photos)

CITY PARK ESPLANADE FRESH MARKET Presented by Kaiser Permanente Sundays, May 10 – Nov 1, 9 – 1 , E. Colfax Ave. & Columbine St.(Map) (Photos)

DENVER CIVIC CENTER OUTDOOR MARKET & CAFÉPresented by the Civic Center Conservancy Tuesdays, Jun 16 – Sep 29, 11 – 2, E. Colfax & Broadway.(Map)

GREENWOOD VILLAGE FRESH MARKETPresented by Village Shops at the Landmark Thursdays, Jun 25 – Sep 3, 3 – 7, 5415 Landmark Pl. (Map)

STAPLETON FARMERS MARKETPresented by Forest City StapletonSundays, Jun 14 – Oct 11, 8:30 – 12:30, E. 29th Ave. & Roslyn St. (Map) (Photos)