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Data Spotlight
Bay Area
Which Bay Area city is best for you? Tool ranks 25 cities based on 'quality of life'...
We ranked the Bay Area’s 25 largest cities on 16 quality-of-life metrics.
By the Numbers
Our favorite maps
S.F. is home to 669,000 trees. Here's where they are
See 170-plus areas in where blazes repeatedly ignited
Why isn’t one of S.F.'s neighborhoods growing?
These San Francisco neighborhoods saw biggest exodus
More from the Data Team
Bay Area
What makes a city ‘happiest’? Here’s why Bay Area cities keep ranking No. 1
In a report from SmartAsset examining the cities where Americans are happiest, six California cities made the top 10. Four are in Northern California, and three of those — including the No. 1 city — are in the Bay Area.
By Kellie Hwang
Bay Area
Google mobility data shows San Francisco metro area led the nation in avoiding the office in 2022
Trips to work in San Francisco are still nearly 40% lower in October 2022 than they were in January 2020.
By Adriana Rezal
Bay Area
Could Bay Area airports make a full pandemic recovery in 2023? Here’s what the data suggests
Airport officials said 2022 was the year SFO “started feeling like an airport again.”
By Ricardo Cano
Tech
Here’s how many S.F. employees were laid off by Salesforce
The company said in state filings that the layoffs would commence effective March 24
By Chase DiFeliciantonio
San Francisco
Map shows exactly where 289 trees fell down in San Francisco during recent storms
Almost 300 fallen tree reports have already been made to San Francisco’s 311 hotline in 2023.
By Adriana Rezal
San Francisco
This map shows the parts of S.F. zoned for single-family homes
Two new laws may impact where multifamily buildings can be built in San Francisco.
By Sriharsha Devulapalli
California
Is Gavin Newsom actually popular in California? Here’s what his election history suggests
Election data may gives us some hints about whether Gavin Newsom would make a good presidential candidate.
By Nami Sumida
Weather
California storm watch: These are all the active weather warnings right now
The National Weather Service has issued watches, warnings or advisories for these places in California.
By Yoohyun Jung, Nami Sumida, Emma Stiefel and David Deloso
Bay Area
These are the fastest growing languages in the Bay Area
More than 3 million people in the Bay Area speak languages other than English at home.
By Yoohyun Jung
Bay Area
Which wild animal gets spotted more in your city than others? Here’s the list
We dove into iNaturalist data to find out which mammals and birds are found especially often in Bay Area cities.
By Susie Neilson
Bay Area
COVID-19 in 2022: Cases reach new heights, but serious illness and death decline
The coronavirus continued to spread in 2022 in San Francisco and across the state, as well as sickening and killing many people. But as a proportion of cases, hospitalizations and deaths were far lower than before.
By Yoohyun Jung and Jenny Kwon
Bay Area
How San Franciscans use their libraries is shifting dramatically
Data shows the S.F. Public Library is making a comeback post-pandemic, but use of the community resource has changed. We examine exactly how.
By Nami Sumida
San Francisco
Here’s the day when San Franciscans start to complain about neighbors’ Christmas trees
Christmas trees, broken streetlights and overflowing garbage are the bane of city residents’ holiday season.
By Adriana Rezal
Music
What music are Bay Area venues playing? Concert data shows what's popular
Here are the common genres played at 27 popular music venues in San Francisco, Oakland, and Berkeley.
By Leila Darwiche
California
California keeps better police shooting data than the FBI. Here’s why that’s a problem
The FBI does not have good data on police killings from California. Here’s why.
By Susie Neilson
East Bay
Maps show which Oakland neighborhoods helped elect Sheng Thao mayor
Sheng Thao dominated West Oakland in the mayoral race, while Loren Taylor performed better in the Oakland hills and parts of East Oakland.
By Sarah Ravani and Nami Sumida
Bay Area
Bay Area software company sues Twitter for breach of contract
The lawsuit by Imply Data Inc. is the latest problem for a social media giant rocked by layoffs and controversies since Elon Musk took over.
By Jordan Parker
San Francisco
California has 11 of the top 20 most expensive U.S. regions — here's where S.F. metro area stands
The San Francisco metro area remained the most expensive region in the U.S. in 2021, as crushing housing and utilities costs maintained its lead, according to new federal data.
By Roland Li and Yuri Avila
San Francisco
Map shows in detail S.F. areas where homelessness has increased or decreased the most
The homeless population declined in San Francisco between 2019 and 2022. But some neighborhoods were exceptions.
By Adriana Rezal
California
Maps show how California's Asian American population has changed over time
These maps show California’s Asian population is growing and changing. They include a look at the most common ethnic identification in each county and how that is different from 40 years ago.
By Nami Sumida
East Bay
This map shows where Oakland says it can build over 36,000 new homes
Oakland must accommodate 26,000 new homes by 2031. It says it can build more than 36,000.
By Sriharsha Devulapalli, Sarah Ravani
Real Estate
S.F. renter gets highest buyout so far this year and third highest of all-time
Nearly $14 million dollars was spent on buyouts from January to August of 2022.
By Adriana Rezal
Health
San Francisco COVID cases are spiking again, especially in these neighborhoods
COVID case rates and test-positivity rates are on the rise.
By Susie Neilson
Election
San Francisco is California's most progressive county, according to proposition results. Which...
The Chronicle calculated a “political orientation score” for each California county and mapped the results.
By Nami Sumida
San Francisco
This map shows the boundaries of each of San Francisco’s 10 cultural districts
San Francisco started a cultural districts program in 2018. Most of those districts were made to promote communities that are shrinking in the city.
By Adriana Rezal and Jenny Kwon
San Francisco
These maps show exactly where San Francisco says it can build 60,000 new homes
San Francisco’s plans for building new housing involves large development projects and building on underdeveloped existing units.
By Harsha Devulapalli and Susie Neilson
San Francisco
Is Brooke Jenkins doing anything differently than Chesa Boudin? Here’s what the numbers say
Few major differences in prosecutorial outcomes between Chesa Boudin and Brooke Jenkins are detectable yet. One outcome that has shifted significantly is that Jenkins’ office is diverting a smaller share of criminal cases than under Boudin in his...
By Susie Neilson
Bay Area
More Bay Area residents than ever will be relying on food assistance this Thanksgiving
Over 600,000 people in the Bay Area now rely on California’s food-assistance program CalFresh.
By Adriana Rezal
Politics
These are S.F.’s most ‘moderate’ and ‘progressive’ neighborhoods, according to election votes
We analyzed which precincts in S.F. are most progressive, moderate and average in terms of how they voted on propositions in the November election.
By Nami Sumida
Election
Did San Franciscans understand the competing housing propositions? We analyzed every voter’s...
Most people voted differently on San Francisco propositions D and E. But not all of them.
By Leila Darwiche, Nami Sumida