The zip code 58545 in Hazen, North Dakota, is classified as a "Low Diversity" community as of 2022. The area's population is 89% white, with a median income of $84,609. This demographic composition has remained relatively stable over the past decade, with the white population consistently above 87%. Minor demographic shifts have occurred, including a slight decrease in the white population from 93% in 2015 to 89% in 2022, an increase in the Hispanic population from 2% in 2013 to 4% in 2022, and the emergence of an "Other" category at 3% from 2019 to 2022.

The median income in Hazen has shown a consistent upward trend, increasing from $70,409 in 2013 to $84,609 in 2022, representing a 20% rise over the decade. This economic growth correlates with the subtle demographic shifts. The stability of the white majority alongside rising incomes suggests that economic benefits have likely been broadly distributed across racial lines. Population figures have fluctuated, peaking at 3,822 in 2016 and settling at 3,503 in 2022.

The demographic composition of Hazen is less diverse than many urban areas across the United States. The steady increase in median income outpaces national averages for wage growth, indicating a relatively prosperous local economy. The subtle increase in Hispanic population, while small, aligns with broader national trends of growing Hispanic communities in various parts of the country.