What is the cost of living in Diamond Bar, CA?
According to the most recent data on the cost of living, Diamond Bar has an overall cost of living index of 184, which is 1.8x higher than the national index of 100.
Compared to California, Diamond Bar has a cost of living index that's 1.3x higher than California's index of 142.
The standard of living in Diamond Bar ranks as #479 most affordable out of the 634 places we measured in California. By definition, that implies Diamond Bar ranks as the #155 most expensive place in the Golden State.
For more reading on life in Diamond Bar, check out:
Diamond Bar Cost Of Living Vs. California
Six factors go into calculating the cost of living index in Diamond Bar. Here is how it fares on each of the criteria:
The Services index in Diamond Bar is 111.
The Groceries index in Diamond Bar is 116.
The Health index in Diamond Bar is 336.
The Housing index in Diamond Bar is 117.
The Transportation index in Diamond Bar is 120.
The Utilities index in Diamond Bar is 118.
| Living Expense | Diamond Bar | California | National Average |
|---|---|---|---|
| Overall | 184 | 142 | 100 |
| Services | 111 | 110 | 100 |
| Groceries | 116 | 118 | 100 |
| Health | 336 | 197 | 100 |
| Housing | 117 | 120 | 100 |
| Transportation | 120 | 121 | 100 |
| Utilities | 118 | 121 | 100 |
Diamond Bar Cost Of Living Compared To California Averages
Index where 100 = national average. Source: cost-of-living index 2026.
For more reading on cost of living around California, check out:
Protect your home budget Compare home warranties in Diamond Bar Get matched →Source: Cost-of-living index 2026, normalized to US average = 100
Diamond Bar, CA Housing Cost Breakdown
Housing swings affordability the most between places in California, so we broke down housing costs into more detail. Home and income data comes from the most recent US Census ACS 2020-2024. The key points are:
The Median Home Value in Diamond Bar is $1,028,880.
The Median Rent in Diamond Bar is $2,521.
The Median Income in Diamond Bar is $108,281.
The Home Value To Income in Diamond Bar is 9.5x.
The Rent To Monthly Income in Diamond Bar is 0.28x.
| Statistic | Diamond Bar | California | United States |
|---|---|---|---|
| Median Home Value | $1,028,880 | $774,581 | $332,700 |
| Median Rent | $2,521 | $2,036 | $1,413 |
| Median Income | $108,281 | $99,122 | $80,734 |
| Home Value To Income | 9.5x | 7.8x | 4.1x |
| Rent To Monthly Income | 0.28x | 0.25x | 0.21x |
Diamond Bar, CA Costs By Category
Detailed Diamond Bar Services costs vs. California
| Item | Diamond Bar | California |
|---|---|---|
| Shampoo | $1.34 | $1.28 |
| Movie | $11.04 | $12.13 |
| Bowling | $21.11 | $18 |
| Haircut | $27.27 | $24.26 |
| Beauty Salon | $41.78 | $45.56 |
Detailed Diamond Bar Groceries costs vs. California
| Item | Diamond Bar | California |
|---|---|---|
| Ground Beef | $5.89 | $5.84 |
| Fried Chicken | $3.49 | $1.57 |
| Milk | $4.92 | $4.67 |
| Potatoes | $4.92 | $4.93 |
| Pizza | $15.31 | $12.09 |
| Beer | $10.26 | $10.41 |
| Toothpaste | $3.61 | $3.7 |
Detailed Diamond Bar Health costs vs. California
| Item | Diamond Bar | California |
|---|---|---|
| Optometrist | $112.92 | $125.68 |
| Doctor | $95.5 | $135.78 |
| Dentist | $117.28 | $113.29 |
Detailed Diamond Bar Transportation costs vs. California
| Item | Diamond Bar | California |
|---|---|---|
| Gasoline | $4.75 | $3.46 |
| Tire Balancing | $61.38 | $59.92 |
Detailed Diamond Bar Utilities costs vs. California
| Item | Diamond Bar | California |
|---|---|---|
| All Electricity | $378.97 | $193.99 |
| Phone | $180.31 | $192.25 |
Diamond Bar SnackAbility
Cost Of Living In Cities Around Diamond Bar
The cost of living varies in the cities and towns around Diamond Bar. Here's a quick look at the cost of living in the most populous nearby places:
Pomona, CA has a cost of living index of 146, 0.8x Diamond Bar.
West Covina, CA has a cost of living index of 165, 0.9x Diamond Bar.
Chino Hills, CA has a cost of living index of 177, 1.0x Diamond Bar.
| City | Population | Cost Of Living | Vs. Diamond Bar |
|---|---|---|---|
| Pomona, CA | 147,943 | 146 | 0.8x |
| West Covina, CA | 107,037 | 165 | 0.9x |
| Chino Hills, CA | 77,927 | 177 | 1.0x |
| Yorba Linda, CA | 67,170 | 203 | 1.1x |
| Covina, CA | 49,888 | 159 | 0.9x |
| Cypress, CA | 49,498 | 178 | 1.0x |
| Brea, CA | 47,469 | 177 | 1.0x |
| La Mirada, CA | 47,180 | 167 | 0.9x |
| Rowland Heights, CA | 45,911 | 174 | 0.9x |
| La Verne, CA | 30,600 | 164 | 0.9x |
