How long do you have to be separated in the state of Connecticut before you can file for a divorce?

There is no requirement of separation in Connecticut. Connecticut is a no-fault divorce state. This means that all you have to do is allege "irreconcilable differences" in order to get divorced. You just need to be a resident of Connecticut for one year prior to the final judgment. There is a 90 waiting period but then about 30 days later is a case management date. If you and your spouse work out all your differences and can have an uncontested divorce, you can be divorced on that date. So, it will take 4 mos. at the fastest. Infidelity is one factor the court can take into account when deciding how to distribute marital property and determine alimony. It does not have to be a ground for divorce. In fact, you are better off alleging "irreconcilable differences" as she may try to defend against infidelity. There is no "defense" to irreconcilable difference".