← SanDiegoSurvey.com
Places · Facts & sources
San Diego facts & stats
6 sourced facts about San Diego, California, each with the context behind the number. 4 more are in today's round and appear here after it closes.
The basics
In what year did explorer Juan Rodríguez Cabrillo sail into San Diego Bay?
Answer1542
Cabrillo left Navidad, Mexico, on June 27, 1542, and about three months later reached 'a very good enclosed port' — today's San Diego Bay.
Source: National Park Service, Cabrillo National Monument nps.gov
About how many people attend San Diego's Comic-Con in recent years?
Answertopping 130,000
The convention has been held at the San Diego Convention Center for over two decades and has maxed out the space.
Source: Comic-Con International comic-con.org
Going deeper
About how many animals live at the San Diego Zoo?
Answermore than 12,000 (680+ species and subspecies)
The 100-acre zoo in Balboa Park is also an accredited botanical garden caring for more than 700,000 plants.
Source: San Diego Zoo Wildlife Alliance, press kit sandiegozoowildlifealliance.org
What is the median household income in the City of San Diego?
Answer$108,077 (2020–2024, in 2024 dollars)
That's based on the Census Bureau's American Community Survey five-year estimates.
Source: U.S. Census Bureau, QuickFacts (2024) census.gov
Expert level
About what share of City of San Diego residents were born outside the U.S.?
Answer25.1%
Roughly one in four city residents is foreign-born, according to Census Bureau survey estimates for 2020–2024.
Source: U.S. Census Bureau, QuickFacts (2024) census.gov
How many total visitors came to San Diego County in 2022?
Answer28.8 million
More than half of them, 16.5 million, stayed overnight in a hotel, private home or other lodging.
Source: San Diego Tourism Authority, industry research (2022) sandiego.org
Think you'd have guessed them?Today's round is four stats like these plus one opinion poll. Your streak and level follow you to every site.Play today's round