The zip code 05146 in Grafton, Vermont, is classified as having "Low Diversity" as of 2022. The population is predominantly white, with 94% identifying as such. This classification has remained consistent over the past decade, although minor changes in racial composition and economic status have occurred.

From 2013 to 2022, Grafton maintained its status as a "Low Diversity" area. The white population consistently represented over 90% of the total, qualifying it as a "Racial Majority" community. The white population percentage decreased slightly from 97% in 2013 to 94% in 2022. The Hispanic population increased gradually from 1% in 2013 to 3% in 2022. The Asian population and those identifying as two or more races maintained a small but consistent presence of 1-2% throughout the decade.

The median income in Grafton showed an overall upward trend. From 2013 to 2022, the median income increased from $46,774 to $64,350, a growth of about 37.6%. A significant increase occurred between 2020 and 2021, with median income rising from $64,320 to $72,251, before slightly decreasing in 2022.