RHNA 6 Sites Inventory 

The following materials are for jurisdictions participating in the Getting Started package for RHNA 6 collaboration.

Sites Inventory Resources

• Multi-Family Development Activity Summary - Century Urban research on multi-unit development trends in San Mateo County since 2019

• HCD Sites Inventory Form - required XLS file for inputting your sites inventory for submittal as part of your Housing Element (scroll to bottom)

• HCD Sites Inventory Form Instructions - (scroll to bottom)

• HCD ADU Counts According to APRs - table showing how many ADUs permitted, by jurisdiction, from 2017 through 2020.

• ADU Projections Memo - three page document explains how to assign ADU projections and income categories for RHNA 6.This summary memo draws from the detailed methodology document, below.  

• DRAFT ADU Affordability Methodology and Conclusions - DRAFT summary of affordability assumptions for ADUs. This is a detailed memo that describes the methodology in great detail and has notes on Fair Housing implications. 

• Rezoning Programs Memo - four page document summarizes HCD's requirements for programs to rezone in RHNA 6

• Using SB9 for your Sites Inventory - two page memo explains strategies (and challenges) for using SB9 sites in your sites inventory 

• RHNA Buffer and No Net Loss Law Memo - Summary of why a buffer is needed when developing the sites inventory.

• Pipeline Projects Memo- Summary of how pending, approved, or under construction projects factor into the sites inventory

• Uploading Sites Inventory into the HESS Tool - instructions from ABAG on how to do a batch upload into the HESS tool 

Sites Inventory Training

• ABAG training - A good review of what you need to know

• Sites Inventory Refresher - video recording of 75 minute webinar presented by 21 Elements (March 2022)

• Sites Inventory Refresher Slides - powerpoint presentation for webinar presented by 21 Elements (March 2022)

• Sites Inventory Training PowerPoint - Review the components of sites inventories and new state laws impacting them (October 2020)

• Sites Inventory Exercise - Practice to make sure you understand rules on what can be counted as a site.

• Exercise Answers

• Exercise Cheat Sheet

Sites Strategies Analysis Meeting #1 - October 13th, 2020 

• PowerPoint Pt. 1 - Review of project schedule, scope, and jurisdictions' roles.

• PowerPoint Pt. 2 - ECONorthwest overview of MapCraft tool.

• Homework on Potential Site Strategies - Brainstorm policy strategies to test with MapCraft.

Sites Strategies Analysis Meeting #2 - October 26th, 2020

• PowerPoint - Review policy priorities and GIS data needs to test them. 

• Site Strategy Priorities Matrix - Matrix combining policy priorities from all jurisdictions. 

Sites Strategies Analysis Meeting #3 - November 16th, 2020

• PowerPoint - Presents Sites Strategy Policy Scenario Worksheet and how to fil it out. 

• Site Strategy Policy Scenario Worksheets - Worksheet for each jurisdiction to fill out with policies they wish to test with MapCraft. 

Sites Strategies Analysis Meeting #4 - May 24th, 2021

• Sites Strategies Results Overview - Overview of the sites strategies used in RHNA 6 and key observations