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HIP Tool: Inclusionary Zoning
Background
Mandatory inclusion of affordable housing in residential developments is a response to persistently high housing costs and the difficulty of building lower-cost market-rate housing in...
HIP Tool: No Maximum Densities
Background
Building form is emphasized when maximum density requirements are eliminated in particular districts. The number of dwellings on a given residentially zoned site are instead based on:...
HIP Tool: SEPA Categorical Exemptions
Background
A higher exemption threshold may spare developers the expense and time of the environmental review process for relatively smaller and simpler projects, which can then translate into lower...
HIP Tool: Transfer of Development Rights for Affordable Housing
Background
Although a TDR program is most commonly considered a means to preserve farmland, forest or open space, it can also be used to preserve affordable housing in urban areas. Manufactured home...
HIP Tool: Flexible Single Family Development Regulations
Background
Adjusting development regulations to permit varied setbacks, reduced street width and varied building height measurements in certain zones may reduce the costs of development and provide...
HIP Tool: Lot Size Averaging
Background
The flexibility and variety allowed by lot size averaging can be useful for developing housing on unusually shaped parcels or properties with critical areas, as well as for mixing housing...
HIP Tool: Performance Zoning
Background
Performance zoning is effective at increasing diversity and mixing uses; affordable housing goals may be achieved by offering incentives in tandem with this tool.
Benefits of performance...
HIP Tool: Short Plats
Background
Because council and public involvement are not required for short plat approval, increasing the maximum number of lots can simplify the plat approval process for relatively lower impact...
HIP Tool: Upzones & Rezones
Background
An upzone occurs when a jurisdiction increases the density of a district so that more units can be built on an acre of land. A rezone involves changing the allowable uses from non-...
HIP Tool: Form-Based Zoning
Background
Form-based codes seek to codify and regulate the forms of development in a neighborhood or zone, rather than the uses. Form-based codes de-emphasize development regulation detail, adding...
