Samples of data sources for measuring this outcome:
Sense of community (social connectedness) increases

Data source

County Health Rankings & Roadmaps - social associations
County level resources - Under "Explore the Data," select relevant state. Click "Go." Use the "Select a county" drop-down menu.
NORC General Social Survey - neighbors
National level resources - Under "keyword" type "spend evening with neighbor." Click "Search." Scroll down and add item to cart. Under "keyword" type "participated in a neighbor association past 12 months." and under "keyword" type "neighborhood" to find "How close do you feel to your neighborhood." Click on the "Variables" cart to view survey results for each variable.