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San Diego

Californiacity

Photograph of San Diego
Featured view

San Diego

Total population

1,404,461

Median home value

$980,700

53.6%

Bachelor's+

Median income

$111,032

San Diego$111k
National$74k

Air quality index

30Good
Elevation128 m
Weather70°F · Partly Sunny
Coordinates32.81°, -117.14°

Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.

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Active weather alerts
  • Beach Hazards Statement · Moderate
    Beach Hazards Statement issued June 16 at 1:12PM PDT until June 19 at 11:00PM PDT by NWS San Diego CA

Source: NOAA National Weather Service.

City facts

Overview

San Diego is a city on the Pacific coast of Southern California, adjacent to the Mexico–United States border. It is the eighth-most populous city in the U.S. and second-most populous city in California with a population of over 1.4 million, while the San Diego metropolitan area with over 3.3 million residents is the 18th-largest metropolitan area in the country. San Diego is the county seat of San Diego County. It is known for its mild Mediterranean climate, extensive beaches and parks, long association with the United States Navy, and recent emergence as a wireless, electronics, healthcare, and biotechnology development center.

Read more on Wikipedia

History & geography

Demographics & economy

Median age
36.6
Median home value
$980,700
Housing units
588,866
Poverty rate
10.4%
Unemployment
5.6%

Race & ethnicity

White
44.7%
Black
5.4%
Asian
17.7%
Hispanic
30.5%

Source: US Census Bureau — American Community Survey, 5-year estimates.

Geography

Latitude
32.8150
Longitude
-117.1356
Water area
46.34 mi²
View on OpenStreetMap

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Climate

Avg high
70.4°F
Avg low
56.3°F
Annual precipitation
13.5 in

10-year averages from ERA5 reanalysis (Open-Meteo).

Current forecast

Today
70°F
Partly Sunny
Tonight
61°F
Mostly Cloudy
Monday
71°F
Partly Sunny
Monday Night
61°F
Mostly Cloudy
Tuesday
71°F
Partly Sunny
Tuesday Night
60°F
Mostly Cloudy

Forecast for San Diego, CA from NOAA NWS API.

Air quality

US AQI — Good
30
PM2.5 (µg/m³)
7.3
PM10 (µg/m³)
11.6
Ozone (µg/m³)
65
NO₂ (µg/m³)
2.7

Current readings from Open-Meteo Air Quality API (Copernicus CAMS European reanalysis).

Industrial & pollution facilities

Natural hazard risk

Health (adults)

High blood pressure
27.1%
Diabetes
9.4%
Adult obesity
24.6%
Binge drinking
16.7%
Adult smoking
9.6%
No leisure activity
20%

Age-adjusted prevalence estimates from CDC PLACES (latest release).

Walkability

Amenities nearby

Wildlife & biodiversity

Observations (last 5 yrs, 10 mi)
3,162,085
Distinct species (top 10)
10

Most-observed species

  • House Finch
    Haemorhous mexicanus (P.L.Statius Müller, 1776) · Aves
    93,493
  • American Crow
    Corvus brachyrhynchos C.L.Brehm, 1822 · Aves
    92,240
  • Anna's Hummingbird
    Calypte anna (R.Lesson, 1829) · Aves
    81,824
  • Black Phoebe
    Sayornis nigricans (Swainson, 1827) · Aves
    76,793
  • Western Gull
    Larus occidentalis Audubon, 1839 · Aves
    65,655
  • Song Sparrow
    Melospiza melodia (A.Wilson, 1810) · Aves
    64,147
  • Mourning Dove
    Zenaida macroura (Linnaeus, 1758) · Aves
    62,507
  • California Towhee
    Melozone crissalis (Vigors, 1839) · Aves
    59,033

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Schools

Total
275
Elementary
173
Middle
35
High
49
Other
18

Largest nearby schools

  • Henry High
    High · San Diego · 2,607 students · 27.2:1 ratio
  • Helix High
    High · La Mesa · 2,502 students · 24.3:1 ratio
  • San Diego Workforce Innovation High
    High · National City · 2,332 students · 24:1 ratio
  • Hoover High
    High · San Diego · 2,265 students · 23.1:1 ratio
  • Mira Mesa High
    High · San Diego · 2,219 students · 25.2:1 ratio
  • Grossmont High
    High · La Mesa · 2,175 students · 24.4:1 ratio
  • San Diego High
    High · San Diego · 2,105 students · 20:1 ratio
  • Scripps Ranch High
    High · San Diego · 1,984 students · 28.3:1 ratio

Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).

Earthquake history

Quakes ≥ 2.5 (25 yrs, 62 mi)
1,236
Largest magnitude
5.42
Largest event
2010-07-07

Most recent

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Photos

Sights & places nearby

Notable people from here

People born within ~10 km, from Wikidata (CC0). Click any name for their Wikipedia article.

Nearby places in California

Browse all places in California

Geography & sun

Elevation
420 ft (128 m)
Avg solar (kWh/m²/day)
4.91
Annual solar (kWh/m²)
1,793

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Nearby airports

Public attention

Wikipedia views (last 30 days)
4,810
Avg daily Wikipedia views
160
Attention level
Quiet

Pageview totals from the Wikimedia Pageviews API.

Books about San Diego

Search results from Open Library.

Recent natural events nearby

Wildfires, storms and other events from NASA EONET (last 12 months, within 250 mi).

Ground air-quality sensors

Recently spotted species

Research-grade observations from iNaturalist (within ~15 mi).

Nearest stream gauge

Site
TECOLOTE C AB FOOTBRIDGE NR SAN DIEGO CA
Distance
3.5 mi
Streamflow
0 cfs
Gage height
1.89 ft
Water temp
19.5 °C

Live readings from USGS NWIS · measured 2026-06-28 05:00 UTC.

Events

Geotagged photos within ~6 miles of San Diego, from Wikimedia Commons contributors.

Photos via Wikimedia Commons — see each image page for license & attribution.

Sources

  • Wikipedia
  • US Census Bureau (ACS 5-year estimates)
  • Open-Meteo (ERA5 reanalysis)
  • NOAA National Weather Service
  • Wikimedia Commons
  • Wikidata
  • Open-Meteo Air Quality (CAMS)
  • USGS Earthquake Catalog (global feed)
  • USGS NWIS (water data)
  • NCES via Urban Institute Education Data Portal
  • GBIF (Global Biodiversity Information Facility)
  • iNaturalist
  • CDC PLACES
  • Open-Elevation
  • Open-Meteo / sunrise-sunset.org
  • Wikipedia Pageviews API
  • Open Library
  • NASA EONET