San Diego County
Large central metro
FIPS 06073
Profiled Cities (4)
People
3.28M
Population
Census 2025 Est.779.5/sq mi
Density
Census 2025 Est.-0.6%
Growth 2020–25
Census 2020–2025$106K
Median HH Income
ACS 2024 5-yr37.3
Median Age
ACS 2024 5-yr89.1%
Bachelor's+
ACS 2024 5-yr10.3%
Poverty Rate
SAIPE 20246.4%
Uninsured
ACS 2024 5-yr54.6%
Owner-Occupied
ACS 2024 5-yr11.1%
Disability
ACS 2024 5-yr34.6%
Hispanic
ACS 2024 5-yr42.4%
Non-Hisp. White
ACS 2024 5-yr4.4%
Non-Hisp. Black
ACS 2024 5-yrMigration
IRS Statistics of Income county migration. Measures tax filer movement, not Census population counts.
110.1K
Inflow (people)
IRS SOI 2022–23128.3K
Outflow (people)
IRS SOI 2022–23-18,212
Net Migration
IRS SOI 2022–23Economy
4.3%
Unemployment
BLS LAUS 20251.65M
Labor Force
BLS LAUS 2025$84K
Per Capita Income
BEA 2024$331.9B
County GDP
BEA 202493.4K
Business Establishments
CBP 20231.39M
Employees
CBP 2023$106.2B
Annual Payroll
CBP 2023Housing
$855K
Median Home Value
ACS 2024 5-yr$2K
Median Gross Rent
ACS 2024 5-yr206.5K
Owner HH w/ Housing Problems
ACS 2024 5-yr306.5K
Renter HH w/ Housing Problems
ACS 2024 5-yrYes
Housing Stress (USDA)
ACS 2024 5-yrHealth
71st pctile
Social Vulnerability
CDC SVI 202225.4%
Adult Obesity
CDC PLACES 20259.4%
Diabetes
CDC PLACES 202516.6%
Poor Mental Health
CDC PLACES 202510.1%
Current Smoking
CDC PLACES 202585.9/100K
Primary Care Physicians
HRSA AHRF 2024–252.2/1K
Hospital Beds
HRSA AHRF 2024–25505.3/1K bene
Medicare ER Visits
CMS 2023Environment & Risk
99.7
FEMA Risk Score
FEMA NRI Dec 2025Very High
Risk Rating
FEMA NRI Dec 2025Very Low
Resilience Rating
FEMA NRI Dec 2025$1.5B
Expected Annual Loss
FEMA NRI Dec 202511.68
PM2.5 (EPA EJScreen)
EPA EJScreen 20240.24
Diesel PM
EPA EJScreen 20241.5%
EJ Demographic Index
EPA EJScreen 2024Broadband & Food Access
1.0%
Fixed Broadband 100/20 Mbps
FCC 20241.0%
Mobile 5G Coverage
FCC 202414.9%
Low Food Access (pop)
USDA FEA 20190.5%
No-Car Low Food Access (HH)
USDA FEA 2019Land & Climate
4210.5 sq mi
Land Area
TIGER 202463.3°F
Avg Temp (1991–2020)
NOAA 1991–202076.4°F
Avg Max Temp
NOAA 1991–202050.2°F
Avg Min Temp
NOAA 1991–202013.0"
Annual Precip
NOAA 1991–2020County Character
Metro - Counties in metro areas of 1 million population or more
Rural-Urban Class (RUCC)
TIGER 2024Large central metro
NCHS Urban-Rural Class
TIGER 2024Not industry-dependent
Industry Dependence (USDA)
TIGER 2024None
Typology Flags
TIGER 2024