Research Guides: Spatial Sciences & GIS *: Los Angeles

The resources listed below provide access to data that can be used in GIS software.

Los Angeles Open Data
The Open Data Portal hosts the City’s first data library, available in an accessible format to empower businesses, the public, and nonprofit organizations.
Los Angeles Geohub
The GeoHub is the City's new public platform for exploring, visualizing, and downloading location-based Open Data. You can also analyze and combine Open Data layers using maps, as well as develop new web and mobile applications. Let's make our great City even better, together!
LA County Open Data
This website represents Los Angeles County’s commitment to transparency. Here, you’ll find a wide array of information to help you explore the work of the county and its impact on residents. You can conduct research, build apps, create visualizations and much more. Keep coming back as we add to the data trove.
Southern California Association of Governments
Provide access to spatial data as well as an Interactive Atlas and a list of existing maps that are available from SCAG publications or have been created for other planning activities.
Health Atlas for the City of Los Angeles
"A data-informed analysis of health issues and outcomes in Los Angeles. The data in the Health Atlas highlights the geographic concentration of health disparities throughout Los Angeles, website underscoring a key issue: the neighborhoods that Angelenos live in influence their health and wellbeing. The data will inform the goals and policies that should be prioritized in the Plan for a Healthy Los Angeles. The Plan for a Healthy Los Angeles website provides a user-friendly, approved interactive format for the public to view and interact with the health data." (from website)
Neighborhood Data for Social Change (USC)
"The Neighborhood Data for Social Change (NDSC) platform is a project of the USC Price Center for Social Innovation. NDSC is a free, publicly available online resource for civic actors to learn about their neighborhoods. NDSC illuminates the trends, challenges, and opportunities facing local communities. The platform helps tell the stories of neighborhoods through maps, charts, data analysis, and storytelling; helping community stakeholders track measurable change, improve local policies and programs, and ultimately advocate for a better quality of life within their communities."

Los Angeles Government Documents

Los Angeles City Planning
City plans and other documents.

Maps

Library of Congress online exhibit of historical Los Angeles Maps
"The Library of Congress/Ira Gershwin Gallery presents historical maps of Los Angeles from the collections of the Library of Congress Geography and Map Division. These diverse works of craftsmanship, precision, and imagination provide a guide to some of the most remarkable stories of the city’s history: its discovery, its growth, and its industries, as seen by explorers, engineers, artists, residents, and boosters."
Los Angeles Public Library Digital Map Collection
Digital access to select items from LAPL's map collection.

Tools and other resources

Los Angeles County Property Assessment Information System
"The Assessor has developed the Property Assessment Information System (PAIS) to enhance Internet services to the public. Currently you may research assessment information for individual parcels, print Assessor maps, and search for sales within the past two years. This system is best viewed using Internet Explorer 4.0 or higher and a screen resolution of 1024 x 768."