At a Glance
Population (Census Bureau, 2009 estimate)
- City of San Diego: 1.31 million
- County of San Diego: 3.05 million
Census Factsheet for San Diego
U.S. Census Data and Maps
Community Profiles and Demographics from SANDAG
Area (SANDAG)
- City
- 321.7 sq. mi. (land)
- 342.4 sq. mi. (including inland water)
- County
- 4204.5 sq. mi. (land)
- 4560.5 sq. mil. (including inland water)
- Lattitude and Longitude
- N32° 43'
- W117° 09'
- Highest Point
- City: Cowles Mt., 1,591'
- County: Hot Springs Mt., 6,533'
Economy (Bureau of Labor Statistics)
Crime
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Weather & Environment
San Diego Weather at Weather.com
National Weather Service
San Diego County Air Quality Forecast
Surf
Earthquakes
- Southern California Earthquake Data Center
- California-Nevada Fault Maps (USGS)
- California: Recent Activity
Environment
- EPA: Home Where You Live (Community Environmental Conditions)
- San Diego Environmental Services Department
Transportation
Caltrans - District 11 (San Diego and Imperial Counties)
SANDAG Transportation Data (Transportation statistics and reports)
San Diego International Airport (Terminal maps, Parking, Arrivals, Depatures, and more)
SD Commute (Bus, Trolley, Coaster, Van Pool, Bicycle, and more)
Local Services
- 211 San Diego24-hour social service, health, and community information by phone.
- 511 (SDCommute)Road conditions, transit schedules, fare information, and more.
- Legal Information & Referrals (pdf)Annual guide to local legal information and resources, prepared by San Diego County Public Law Library.
Telephone Directories
- ReferenceUSANational directory of business, organizational, residential, and health provider listings with powerful custom search features. Available in SDPL locations or remotely with a library card.
- AnyWhoFree white and yellow page listings, with reverse lookup, area codes, and links for other countries' directories.
Visiting
- San Diego Convention & Visitors BureauThings to do and see in San Diego.


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