Here are some quick facts about Codman Square in Dorchester, based on 2006 US Census information.

Total Population: 13,370
Population under 18: 4,042
% of population under 18: 30.2%
Households: 4,460

Although Dorchester is the largest neighborhood of Boston, it has the least amount of open/play space per resident. Here's how that works out:

Dorchester has 5.28 acres of open space for every 1,000 residents
Boston overall has 12.06 acres of open space for every 1,000 residents

Many residents have been working together for years to create more parks and open space in the neighborhood and clean vacant lots.