ability score increase:
When determining your character’s ability scores, increase one score by 2 and increase a different score by 1, or increase three different scores by 1. You can't raise any of your scores above 20.
age:
Gnomes mature at the same rate as humans, and most are expected to settle into adult life around the age of 40. They can live to 350 years on average, but it's not too uncommon for them to reach 500 years of age.
Size:
Small
speed:
Your base walking speed is 25 feet.
Languages:
Your character can speak, read, and write Common and one other language that you and your DM agree is appropriate for the character. The Player’s Handbook offers a list of languages to choose from. The DM is free to modify that list for a campaign.