Anyway to simplify a zip level choropleth for faster loading in geojson map?

I have created a zip level geojson map but the loading is taking a lot of time as the length of geojson is over 3000, Anyway i can simplify it?

Brand new first-class geojson choropleths are now available in Dash 1.1.1 :tada: Many thanks to the organization that sponsored this feature :heart: (more about how to sponsor & fund our open source work: