Affordable Housing Typology & Feasibility Lab v2026.1

Architectural Spatial Optimization & Capital Stack Feasibility Engine

        Spatial Yield (Units)
        80
        290 units/acre
      

Floor Plate Efficiency 84.0% Net / Gross Ratio

Dev Cost / SqFt $385 Hard + Soft + Land

Dev Cost / Unit $288,750 Total Development Cost

Subsidy Gap / Unit -$12,450 Capital Gap Remaining

1. Spatial Massing & Site

Construction System

Building Height (Floors) 6 Floors

Lot Area (Sq Ft) 12,000 sq ft

Core Area per Floor (Sq Ft) 800 sq ft

Parking Ratio (Stalls / Unit) 0.25

2. Unit Mix Ratio

Studios (400sf) 20

1-Bed (550sf) 30

2-Bed (750sf) 20

3-Bed (950sf) 10

3. Capital Stack & Financing

Land Acquisition Cost $2.50M

LIHTC Equity Contribution $4.50M

Density Bonus / Inclusionary +20%

Drag floor plate or edit mix sliders to see yield recalculation