1-Bedroom Apartment Rent in Diamond Bar, CA
Median asking rent for a 1-bedroom apartment in Diamond Bar, California as of July 2026. That's +19% lower than the citywide median of $3,301 and +91% above the national 1-bedroom median of $1,395.
Income needed for a 1-bedroom in Diamond Bar
Using the standard 30% rent-to-income guideline (the threshold above which households are considered rent-burdened), here's what you need to earn to comfortably afford a 1-bedroom at the current median rent.
Rent by apartment size in Diamond Bar
Compare Diamond Bar's median rent across every apartment size.
Cheapest cities for a 1-bedroom in California
| # | City | 1-Bedroom rent |
|---|---|---|
| 1 | Taft | $880 |
| 2 | Ridgecrest | $887 |
| 3 | Lakeport | $900 |
| 4 | California City | $950 |
| 5 | Clearlake | $950 |
| 6 | Barstow | $974 |
| 7 | Oroville | $1,005 |
| 8 | El Centro | $1,020 |
| 9 | Paradise | $1,020 |
| 10 | Red Bluff | $1,030 |
| 11 | Eureka | $1,040 |
| 12 | Porterville | $1,060 |
| 13 | Shafter | $1,060 |
| 14 | Tehachapi | $1,110 |
| 15 | Hanford | $1,120 |
Most expensive cities for a 1-bedroom in California
| # | City | 1-Bedroom rent |
|---|---|---|
| 1 | Cupertino | $3,880 |
| 2 | Foster City | $3,820 |
| 3 | Santa Cruz | $3,710 |
| 4 | Scotts Valley | $3,600 |
| 5 | Aptos | $3,600 |
| 6 | Tiburon | $3,530 |
| 7 | Los Altos | $3,530 |
| 8 | Coronado | $3,460 |
| 9 | Sunnyvale | $3,438 |
| 10 | Millbrae | $3,410 |
| 11 | Corte Madera | $3,390 |
| 12 | Santa Barbara | $3,382 |
| 13 | Palo Alto | $3,305 |
| 14 | Mountain View | $3,303 |
| 15 | Ladera Ranch | $3,280 |
Nearby cities — 1-bedroom rent
Considering nearby alternatives? 5 of these cities have cheaper 1-bedroom rents than Diamond Bar.
| City | Distance | 1-Bedroom rent | vs Diamond Bar |
|---|---|---|---|
| Rowland Heights, CA | 5.5 mi | $2,120 | $-540 (-20%) |
| Chino Hills, CA | 5.9 mi | $2,780 | +$120 (+5%) |
| Brea, CA | 6.1 mi | $2,540 | $-120 (-5%) |
| Pomona, CA | 6.7 mi | $1,810 | $-850 (-32%) |
| Placentia, CA | 7.6 mi | $2,220 | $-440 (-17%) |
| West Covina, CA | 7.6 mi | $2,260 | $-400 (-15%) |
| Yorba Linda, CA | 7.7 mi | $2,905 | +$245 (+9%) |
| La Puente, CA | 8.5 mi | $1,850 | $-810 (-30%) |
| San Dimas, CA | 8.6 mi | $2,510 | $-150 (-6%) |
| La Habra, CA | 9.5 mi | $2,110 | $-550 (-21%) |
| Fullerton, CA | 10.2 mi | $2,228 | $-432 (-16%) |
| Hacienda Heights, CA | 10.4 mi | $2,060 | $-600 (-23%) |
1-Bedroom rent in Diamond Bar — common questions
How much is a 1-bedroom apartment in Diamond Bar?
As of July 2026, the median 1-bedroom apartment rent in Diamond Bar, California is $2,660 per month. This is +19% below the citywide median of $3,301.
What income do you need to afford a 1-bedroom in Diamond Bar?
Using the standard 30% rent-to-income rule, you would need an annual income of about $106,400 ($8,867/month gross), which works out to roughly $51.15/hour at a full-time job.
Is Diamond Bar expensive for a 1-bedroom compared to the rest of the US?
Diamond Bar's 1-bedroom median of $2,660 is +91% above the national 1-bedroom median of $1,395. It ranks in the 96th percentile of US cities tracked.
How does Diamond Bar rank for 1-bedroom rent in California?
Among the 385 cities in California with 1-bedroom data, Diamond Bar ranks #299 from cheapest to most expensive.
Are there cheaper 1-bedroom options near Diamond Bar?
Yes — nearby cities with cheaper 1-bedroom rents include Rowland Heights ($2,120), Brea ($2,540), Pomona ($1,810).