The correlation between demographic shifts and economic trends is not strongly apparent due to the minor changes in racial composition. However, the overall growth in population and median income suggests that Post Falls has been an attractive destination for various groups, potentially contributing to its slow diversification.

The trends observed in Post Falls align with broader patterns seen in many growing suburban areas across the United States. The slow increase in diversity, coupled with population growth and rising median incomes, is typical of areas experiencing suburban expansion and attracting a mix of new residents from various backgrounds.

Based on the observed trends, Post Falls is likely to continue its trajectory of slow diversification. It may remain a Low Diversity community in the near future, with potential to transition into a Moderate Diversity category over the next decade if current trends accelerate. The city's economic growth and population increase suggest it will continue to attract new residents, potentially leading to further diversification, particularly in the Hispanic and multiracial categories.

Economically, if the city continues to grow and attract new residents, median incomes are likely to continue rising, potentially with some fluctuations. This economic growth could further fuel demographic changes by attracting a more diverse population seeking economic opportunities.

In conclusion, Post Falls remains a predominantly White, Low Diversity community, with subtle signs of change suggesting a slow transition towards greater diversity. This evolution, coupled with economic growth, positions the city for potential shifts in its demographic and economic landscape in the coming years, though dramatic changes are unlikely in the short term.