5 Things You Need to Know Today: Aug. 20

1. The School Committee continues negotiations today with the Marlborough Educator's Association.

2. The will be holding a free beginning at 9 a.m. today.

3. Today is Cupcake Day. If you needed an excuse to make some delicious individual cakes now you have one.

4. The First Church will be holding a at 6 p.m.

5. The population of Marlborough is an estimated 38,895 according to U.S. Census data. The whole state has an estimated 6,587,536 people living within its borders. The biggest city? Boston clocks in at nearly a tenth of the state's population with an estimated 625,087 people.