In honor of Grandparents Day, which is Sept. 10, we thought we’d give you some notice, in case you have grandparents and want to do something special for them.

Also, we thought we’d give you some data from the Census Bureau about these unsung role models and caregivers.• 56 million — the number of grandparents in the U.S.

• 5.7 million — the number of grandparents whose grandchildren under 18 live with them.

• 2.4 million — the number of grandparents responsible for most of the basic needs (i.e.,food, shelter, clothing) of one or more of the grandchildren who live withthem. These grandparents represent about 42 percent of all grandparentswhose grandchildren live with them. Of these caregivers, 1.5 million aregrandmothers, and 880,000 are grandfathers.

• 1.7 million — the number of grandparent-caregivers who are married.

• 1.4 million — The number of grandparents who are in the labor force and also responsible for most of the basic needs of their grandchildren.

• 460,000 — the number of grandparents who have incomes below the poverty level and who also care for their grandchildren.

• 700,000 — the number of grandparents with a disability — yet caring for theirgrandchildren.

• 320,000 — the number of foreign-born grandparents responsible for caring for their grandchildren.

• 270,000 — the number of grandparents who speak English less than “very well” and are responsible for caring for their grandchildren.