Major Takeaways:
- There’s quite a bit of heterogeneity in how much city budgets have increased over time.
- There are three far outliers: NYC, SF and DC’s budgets have all increased dramatically over the past three decades.
- However, it’s a different set of cities that have seen the largest increase in police budgets: Austin, Charlotte, Jacksonville
The median increase in (real) overall city budgets from 1990 to 2019 in our list 1 of 80 large cities is 34.34%, and 43.6% on average. The median increase in (real) police budget is 37.12%, and 41% on average.
The median correlation coefficient between overall city budget per capita and police salaries is 0.30. The median correlation coefficient between overall city budget per capita and firefighter salaries is 0.298.
Overall Budget EDA
Budgets for All Cities
Total Real Outlays per Capita

Police Real Outlays per Capita

Budgets for Top 20 population cities

Percent Change in Budgets in Biggest Cities
Total Real Outlays

Police Real Outlays

Correlation between Salaries and City Budgets
Police Salaries
Plot for biggest Cities

Table of correlation for all list 1 80 cities
Firefighter salaries
Plot for biggest cities

Table of correlation for all list 1 80 cities