When he was arrested earlier this week, Eugene Martinez was listed as Colorado's most wanted sex offender -- and he's not the only person accused of such crimes to be rounded up lately. Indeed, nineteen of the top 100 most wanted sex offenders in the state have either been busted or are back in compliance. But that still leaves 81 at large.

Who are the top twenty as of this writing? Look below to count them down via photos and details about their crimes.

Continue to keep counting down the twenty most wanted Colorado sex offenders. Continue to keep counting down the twenty most wanted Colorado sex offenders. Continue to keep counting down the twenty most wanted Colorado sex offenders. Continue to keep counting down the twenty most wanted Colorado sex offenders.

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More from our Colorado Crimes archive: "Eugene Martinez: Escaped sex offender caught after allegedly committing new crimes."

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