Nextdoor is a private social network that allows users to connect and communicate with people in their own neighborhoods. At the time of this writing, the Eastown, Baxter, East Hills, Michigan Oaks, Madison Area, and Eastgate neighborhoods within Grand Rapids are represented on the site, the Eastown network being by far the largest with nearly 300 members. The adjacent city of East Grand Rapids is represented as well.

Neighbors use Nextdoor to solicit recommendations for businesses, post classified-style ads, and share urgent alerts, among other things. Posts can be limited to only a user's own neighborhood or shared with nearby neighborhoods.