Diamond Bar, CA Population Statistics: Density Map Data
Analyze population trends, housing costs, and the local economy by exploring Map AI.
Area Snapshot Statistics
Key statistics on population, economy, housing, and commuting compared to state and national averages. Explore interactive maps for deeper analysis.
Population
| Metric | Diamond Bar | California Avg | U.S. Average |
|---|---|---|---|
| Population | 45,630 | 38,909,900 | 334,821,731 |
| Population density (per sq mi) | 3065.9 | 237.3 | 85.8 |
| Population growth (%/yr) | -0.23% | 0.19% | 0.57% |
| Median age | 46.6 | 35.4 | 37.1 |
| Households | 15,840 | 13,415,389 | 128,459,983 |
Population in Diamond Bar declined by 3.3% from 2009 to 2023, reaching 46,484 in 2023.
Population Growth 2009–2023
Race & Ethnicity
Economy
Diamond Bar has a the economy index of B, which means it is quite prosperous.
| Metric | Diamond Bar | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $104,493 | $96,718 | $78,145 |
| Income growth (%/yr) | 2.39% | 6.01% | 5.07% |
| Unemployment rate | 5.3% | 6.4% | 5.2% |
The median household income in Diamond Bar is about 8% higher than in California.
Housing
| Metric | Diamond Bar | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $1,053,953 | $642,203 | $242,182 |
| Median rent | $2,431 | $1,955 | $1,342 |
| Homeownership rate | 76.9% | 55.8% | 65.1% |
The median home price in Diamond Bar is about 36.1 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,431 per month for that long.
Commute Time & Mobility
Commuters in Diamond Bar spend about 64 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 265 hours, about 11.0 full days, spent commuting.
| Metric | Diamond Bar | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 31.8 | 23.6 | 22.5 |
| Round-trip commute (min) | 63.5 | 47.2 | 44.9 |
| Yearly time spent (hours) | 265 | 197 | 187 |
| Estimated yearly cost | $8,203 | $6,099 | $5,803 |
| Work from home | 16.1% | 15.5% | 13.4% |
| Highway traffic (vehicles/day) | 48,575 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 3,780 | 2,449 | 1,355 |
The average commute time in Diamond Bar is 32 minutes, longer than the 24 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
Diamond Bar has a education index of A+, which means it is exceptionally educated.
| Metric | Diamond Bar | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 49.9% | 33.0% | 31.6% |
| Average household size | 2.92 | 2.85 | 2.54 |
Health
Diamond Bar has a health index of A+, which means it is exceptionally healthy.
| Metric | Diamond Bar | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 84.4 | 79.6 | 78.3 |
| Self-rated poor health | 9.2% | 16.4% | 16.3% |
| Smokers | 6.6% | 13.9% | 19.0% |
Frequently Asked Questions
Common questions about Diamond Bar, California.
What is the population of Diamond Bar, California?
The population of Diamond Bar, California is 45,630, compared to the U.S. total of 334,821,731.
What is the population density of Diamond Bar, California?
The population density of Diamond Bar, California is 3065.9 people per square mile, compared to the U.S. average of 85.8 people per square mile.
What is the median household income in Diamond Bar, California?
The median household income in Diamond Bar, California is $104,493, compared to the U.S. median of $78,145.
What is the median home price in Diamond Bar, California?
The median home price in Diamond Bar, California is $1,053,953, compared to the U.S. median of $242,182.
What is the unemployment rate in Diamond Bar, California?
The unemployment rate in Diamond Bar, California is 5.3%, compared to the U.S. average of 5.2%.