While there are countless divorce studies with conflicting statistics, the data points to two periods during a marriage when divorces are most common: years 1 – 2 and years 5 – 8. Of those two high-risk periods, there are two years in particular that stand out as the most common years for divorce — years 7 and 8.

How common is divorce after 30 years of marriage?

Unfortunately, a fair amount of gray divorces do occur among couples who have been married for 30 years or more. Of all adults 50 and older who divorce, about a third had been in their prior marriage for at least 30 years, including about 1 in 8 who had been married for 40 years or more.