San Marcos, CA

U.S. median 42 AQI · worse than most cities

71 median AQI · Median air quality index — lower is cleaner air. Published by county, not city — every city in the county shares this figure.

U.S. median $214,900 · worse than most cities

$868,000 median home value · Median home value — how expensive it is to buy in. Higher = less affordable.

U.S. median 77/100 · worse than most cities

100/100 FEMA risk (higher = riskier) · FEMA National Risk Index — wildfire, flood, earthquake, heat and more. Published by county, not city — every city in the county shares this figure.

U.S. median $1,756/mo · worse than most cities

$3,180/mo typical rent · Typical monthly rent (Zillow Observed Rent Index, all home types).

U.S. median 1 days · worse than most cities

52 unhealthy-air days per year · Days per year with unhealthy air (AQI above 100). Published by county, not city — every city in the county shares this figure.

U.S. median +2.4% · worse than most cities

-0.5% population change (5yr) · 5-year population change — are people moving in, or fleeing?

U.S. median 3.6% · worse than most cities

4.1% unemployment · Share of the labor force out of work. Published by county, not city — every city in the county shares this figure.

U.S. median 24 min · worse than most cities

26 min average one-way commute · Average one-way commute to work, in minutes.

U.S. median 0.43 · worse than most cities

Gini 0.44 (0 = equal, 1 = unequal) · Gini index of household income (0 = equal, 1 = unequal).

U.S. median 152/100k · worse than most cities

223 violent crimes per 100k · Violent crimes (murder, rape, robbery, aggravated assault) per 100,000 residents.

U.S. median 67.2% · worse than most cities

63.7% own their home · Share of occupied homes that are owner-occupied.

U.S. median 9.3% · better than most cities

9.4% of adults · Adults 18–64 without health insurance.

U.S. median 17.4% · better than most cities

16.9% of adults · Adults reporting frequent poor mental health (14+ days a month).

U.S. median 12.1% · better than most cities

9.2% live in poverty · Share of residents living below the federal poverty line.

U.S. median 0.99% · better than most cities

0.76% of home value paid in property tax · Median real-estate taxes paid as a share of home value.

U.S. median 24.3% · better than most cities

43.8% have a bachelor's degree or higher · Share of adults 25+ with a bachelor's degree or higher.

U.S. median 26.5% · better than most cities

20.5% of adults · Adults with no leisure-time physical activity.

U.S. median 964/100k · better than most cities

673 property crimes per 100k · Burglary, theft, motor-vehicle theft and arson per 100,000 residents.

U.S. median 14.6% · better than most cities

9.9% of adults · Share of adults who currently smoke.

U.S. median $67,857 · better than most cities

$109,377 median household income · Median household income — a proxy for local economic health.

U.S. median 90.0% · better than most cities

95.9% of homes have broadband · Share of households with a broadband internet subscription.

U.S. median 36.5% · better than most cities

25.3% of adults · Share of adults with obesity (BMI ≥ 30).