Mount Laurel II is a historic state supreme court decision which mandates that all new residential development include housing for low- and moder­ate-income families.This study provides a rational approach to low-cost housing. Methods for defining housing market areas are given, as well as demand and supply projection techniques. Housing cost reduction alternatives and allocation approaches are detailed.It elaborates step-by-step methodologies with operational baselines, data framework, and alternative approaches.• The Potential of Zoning and Subdivision Controls• What Housing is Affordable - And by Whom• Fair Share Allocation Procedures