According to mckinelyirvin.com (a family law firm), there is one divorce in America every 36 seconds. That equates to 2,400 divorces in just one day. In a year, there are 876,000 divorces. An average marriage today will last about eight years. But there are some couples that fall in love and stay in love. Take Tommy and Maryanne, they met in the early 1990s.