About Foster Square Foster Square is a 55+ condo community in Foster City, California. This age-restricted community by Lennar Homes offers 200 condo units once complete. Foster Square consists of a unique collection of condos that include modern floor plans that offer Lennar's Everything's Included features, which are specifically designed for active adults. This 55-plus community also provides recreational…
Verified overview
What we know from public sources
Community type
Active adult community
Age restriction
55+
Community size
200 homes
Home types
Condos
Housing offering
Homes for sale
Construction years
2016–2020
Published HOA
$346–$743/month
Published home purchase range
Low $1Ms - High $1Ms
Community features
Not publicly found
Last source check
August 5, 2026
Source-published features
Amenities and services
Grouped so you can scan what affects day-to-day life before opening an operator page.