100 grams of cornmeal is 3.53 oz (100 g) by weight. Poured into a loose pile, it measures 4.61 in (11.7 cm) wide and 1.61 in (4.1 cm) tall, which is about the size of a tennis ball.

In kitchen measures
9.95 tablespoons
29.8 tsp · 9.95 tbsp · 0.622 cups
about the size of a tennis ball
Density estimated by AI from typical values. Cornmeal typically ranges 0.6–0.76 g/mL depending on how it's packed. A firmly packed scoop weighs more.