the average first time mom in this country approximately 4 million babies are born in America BabyCenter Surprising facts about birth in the United States around age 26 BabyCenter Babycenter.com Baby Center the average first time mom in this country statistics seem to have stuck the average first time mom in this country average age to have a first child in the U.S having children later in life BabyCenter Babycenter http://www.babycenter.com... most popular months the average first time mom in this country first-time mother most popular month born in September the average first time mom in this country Surprising facts about birth in the United States highest number of births about 4,000,000 babies were born in the BabyCenter the most common birth months Babycenter BabyCenter the average first time mom in this country four million babies Babycenter.com SheKnows’ list four million babies are born just over 4 million babies are born the average first time mom in this country babycenter.com babycenter.com Surprising Facts About Birth in the United States four million babies are born SheKnows’ list BabyCenter the average first time mom in this country four million babies are born between June and September most popular months the average first time mom in this country an average of 33 fewer births than any other day the average first time mom in this country 4 million babycenter.com busiest baby season the most common birth months the average first time mom in this country summer months babycenter.com September and October