In Tucson under a baseline economic scenario, the single most impactful policy is the Missing Middle upzone; the model suggests that adopting this policy could result in about 50% more homes than the status quo policy scenario. Parking Reduction is projected to have a slightly more modest impact of about 35% above the status quo; Transit Upzoning has a similarly modest impact of about 30% above the status quo and Fee Reduction has a minimal impact of about 7% above the projected status quo.
0
+1,038
+372
+337
+264
+37
Status Quo
Status Quo
0
All Policies Combined
All Policies Combined
+1,038
Missing Middle
Missing Middle
+372
Transit Upzoning
Transit Upzoning
+337
Parking Reduction
Parking Reduction
+264
Fee Reduction
Fee Reduction
+37
Net change from status quo in expected units per year
Downloaded on 5/11/2026
