Rancho San Diego, California Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Rancho San Diego, CA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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B
Income Around average
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A
Education Above average
Source: Map AI Methodology
Population
| Metric | Rancho San Diego | California Avg | U.S. Average |
|---|---|---|---|
| Population | 22,945 | 39,245,658 | 337,468,954 |
| Population density (per sq mi) | 2638.4 | 239.4 | 86.4 |
| Population growth (%/yr) | -0.97% | 0.19% | 0.59% |
| Median age | 42.6 | 35.5 | 37.3 |
| Households | 8,354 | 13,531,619 | 130,235,071 |
Population in Rancho San Diego grew by 2.8% from 2009 to 2024, reaching 22,945 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Rancho San Diego is Gen Z, aged 13–28, at 21.0% of residents. That is 0.7 points below California as a whole.
- Gen Z 13–28 4,829 21.0% -0.7 pts
- Millennials 29–44 4,360 19.0% -4.7 pts
- Gen X 45–60 4,765 20.8% +0.9 pts
- Boomers 61–79 4,541 19.8% +4.5 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below California, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.8% of the people living in Rancho San Diego and men 49.2%.
- Women 50.8% California 49.9%
- Men 49.2% California 50.1%
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Economy
Rancho San Diego has a the economy index of B, which means it is quite prosperous.
| Metric | Rancho San Diego | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $114,248 | $99,161 | $80,455 |
| Income growth (%/yr) | 4.15% | 5.57% | 4.80% |
| Unemployment rate | 7.4% | 6.6% | 5.2% |
The median household income in Rancho San Diego is about 15% higher than in California.
Housing
| Metric | Rancho San Diego | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $805,097 | $650,794 | $248,835 |
| Median rent | $2,567 | $2,036 | $1,407 |
| Homeownership rate | 72.4% | 55.9% | 65.2% |
The median home price in Rancho San Diego is about 26.1 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,567 per month for that long.
Commute Time & Mobility
Commuters in Rancho San Diego spend about 51 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 214 hours, about 8.9 full days, spent commuting.
| Metric | Rancho San Diego | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 25.7 | 23.5 | 22.4 |
| Round-trip commute (min) | 51.4 | 47.0 | 44.8 |
| Yearly time spent (hours) | 214 | 196 | 187 |
| Estimated yearly cost | $6,633 | $6,065 | $5,790 |
| Work from home | 13.0% | 17.2% | 15.0% |
| Highway traffic (vehicles/day) | 25,942 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 3,172 | 2,449 | 1,355 |
The average commute time in Rancho San Diego is 26 minutes, longer than the 23 minutes in California.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Rancho San Diego has a education index of A, which means it is very educated.
| Metric | Rancho San Diego | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 39.1% | 33.0% | 31.6% |
| Average household size | 2.74 | 2.84 | 2.53 |
Health
Rancho San Diego has a health index of A, which means it is very healthy.
| Metric | Rancho San Diego | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 81.7 | 79.6 | 78.3 |
| Self-rated poor health | 11.7% | 16.4% | 16.3% |
| Smokers | 10.5% | 13.9% | 19.0% |
Rancho San Diego, CA Compared With Nearby Cities
How Rancho San Diego, CA compares with the 2 cities closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Rancho San Diego, CA | 22,945 | $114,248 #2/3 | $805,097 #2/3 | 25.7 min #3/3 |
| Casa de Oro-Mount Helix, CA | 22,051 | $125,144 | $924,446 | 25.6 min |
| El Cajon, CA | 97,437 | $66,977 | $749,540 | 22.8 min |
Frequently Asked Questions
Common questions about Rancho San Diego, California.
How big is Rancho San Diego, California by population?
About 22,945 people live in Rancho San Diego, California, in 8,354 households of 2.7 people on average. The median age is 42.6, so residents are older than the U.S. median of 37.3 by about 5 years.
Is Rancho San Diego, California mostly urban or rural?
Averaged over its land area, Rancho San Diego, California has 2,638 people per square mile, a density typical of urban and suburban areas. That is about 31 times the U.S. average of 86.
How affordable is housing in Rancho San Diego, California?
The median home costs 7.0 times the median household income ($805,097 against $114,248), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $2,567 a month takes about 27% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Rancho San Diego, California?
Unemployment in Rancho San Diego, California is 7.4%, well above the U.S. rate of 5.2%, so job seekers may face more competition than elsewhere.
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