Map of the Month

Each month a new map is presented to the Commission to help explain important trends in the Bay Area, across the nation and around the world. These custom-crafted maps are prepared by MTC’s GIS and modeling team.

November 2018
Results from the November 6, 2018, statewide election show that the nine-county Bay Area Region played a crucial role in solidifying the results for two measures of great interest to MTC: Proposition 1, a $4 billion bond measure for housing-related loans...
October 2018
This month’s Map of the Month is a different take on red and blue America. In this new analysis by the Washington Post, the colors represent voter turnout levels by county for the 2016 presidential election (red is lower turnout, blue is higher). The...
September 2018
This month's map in illustrates the impact on local pavement condition that could result from the passage or failure of Proposition 6, a statewide measure that has been submitted to California voters for consideration on November 6th, 2018. This trio of...
July 2018
This month’s Map of the Month highlights an absolute decline in the nation’s white non-Hispanic population—accelerating a phenomenon that was not projected to occur until the next decade. America’s white population saw increases between 1790 when the...
June 2018
From 1920 to 2013, 79 million people obtained lawful permanent resident status in the United States. This month’s Map of the Month visualizes all of them based on their prior country of residence. The brightness of a country corresponds to its total...
May 2018
To beat a dead horse, May’s Map of the Month highlights the continued housing production challenges in the Bay Area, comparing Department of Finance housing production data between January 2010 and December 2017 with the Plan Bay Area 2040 housing...
April 2018
April’s Map of the Month was recently featured in a post from CityLab and highlights potential issues with the Census Bureau’s recent decision to include a question about citizenship in the upcoming 2020 Census. Though the issue of adding this question...
March 2018
This month’s Map of the Month highlights Bay Area Opportunity Zones as designated by the State of California Department of Finance. The federal tax bill, passed in December 2017, allows investors to defer or eliminate capital gains on investments made in...
February 2018
This month's Map of the Month identifies locations where Bay Area jurisdictions are required by Senate Bill 35 to streamline the approval process for housing developments that meet certain requirements. A jurisdiction is subject to SB 35’s streamlining...
January 2018
With passage of SB 1 in 2017, California has joined the ranks of 38 states both red and blue and the District of Columbia that have stepped up in the face of Congressional inaction and passed legislation to raise their own state gas taxes since Congress...
December 2017
The month's Map of the Month examines an issue of housing policy not often discussed:how big are the houses that get built? The map depicts U.S metros with both the largest and smallest units. As you can see, the San Francisco-Oakland urbanized area is...
November 2017
On Sunday October 8th, the first of four devastating wildfires ignited in Napa County near tiny Tubbs Lane just north of Calistoga fueled by parched grass and tinder-dry trees. That same evening, dry, hurricane speed winds swept through the area with...