2010 Hartford Colonials season

The 2010 Hartford Colonials season was the second season for the Hartford Colonials and the first since relocating to Hartford from New York City. The team finished with a 3–5 record and fourth in the league.

Week 1: vs. Sacramento Mountain Lions
The first game in the second season of the UFL was a battle of the two teams that relocated during the offseason, the Sacramento Mountain Lions, formerly the California Redwoods, and the Hartford Colonials, formerly the New York Sentinels. Hartford took scored the first 27 points of the game en route to the franchise's first victory in its two-year history, 27–10. Hartford's QB Josh McCown completed 11 of 21 passes for 265 passes and three touchdowns. Daunte Culpepper of the Mountain Lions threw forty passes, completing twenty-one, threw for 174 yards with a touchdown and an interception. Sacramento lost on opening day for the second consecutive season. A record-crowd of 14,384 attended the first professional football game in Hartford since 1973.