Research note · October 2026
From Polisynth's first deployment: estimated injury crashes for 12,639 blocks in Jacksonville, ranked from highest to lowest.
Research note · October 2026
Estimated injury crashes per block in 2024, from the Polisynth model: 12,639 land blocks, ranked from highest to lowest.
- ReferenceAn equal share would put 5% of crashes on every 5% of blocks.
- EstimateRanked by the model's estimates, the share rises far faster.
- Top 5%The top 5% of blocks carry 44.6% of estimated injury crashes. The top 1% carry 15.7%.
- Top 10%The top 10% of blocks carry 62.6%. For a fixed safety budget, this shows where spending reaches the most crashes.