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%
+188%
+97%
+51%
+23%
+4%
Status Quo
Status Quo
0%
All Policies Combined
All Policies Combined
+188%
Missing Middle
Missing Middle
+97%
Parking Reduction
Parking Reduction
+51%
Transit Upzoning
Transit Upzoning
+23%
Fee Reduction
Fee Reduction
+4%
Percent change from status quo in expected units per year
Downloaded on 5/11/2026
