The zip code 04579 in Bath, Maine, exhibited low diversity with a white majority as of 2022. The racial composition showed 94% of the population identifying as white, with minimal representation of other racial groups. The median income for this area in 2022 was $63,991, and the population was 3,546.

From 2013 to 2022, this zip code maintained its status as a low diversity area with a white majority. The white population consistently remained above 90% during this period. A slight trend towards increased diversity was observed, with the percentage of residents identifying as two or more races increasing from 0% in 2017 to 5% in 2021 and 2022. The Asian population maintained a small presence of 1-2% since 2019, while the Black and Hispanic populations remained at or near 0% throughout the observed period.

The median income in this zip code showed significant fluctuations over the past decade. From 2013 to 2021, there was a general upward trend in median income, rising from $63,957 to a peak of $92,522 in 2021. However, 2022 saw a sharp decline in median income to $63,991, nearly returning to 2013 levels. The slight increase in diversity coincided with the period of income growth, though a causal relationship cannot be established from this data alone. Population trends remained relatively stable, fluctuating between approximately 3,450 and 3,550 residents over the observed period.