How much does it cost to rent in Diamond Bar, CA?

As of July 2026, the median monthly rent in Diamond Bar, CA is $3,301. This figure is based on aggregated data from public sources and community-submitted rents.

Is Diamond Bar cheaper than other California cities?

Diamond Bar is one of the pricier cities in California, ranking #104 out of 387 cities tracked at $3,301/mo.

When was Diamond Bar rent data last updated?

Diamond Bar rent data reflects July 2026 and was last refreshed on July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.

City Report · CA

Diamond Bar

Name: Average Rent Prices in Diamond Bar, CA
Creator: RentDataNow
License: https://rentdatanow.com/terms-of-service

Pop. 53,355·104th most expensive in California·Diamond Bar rents are up 6.5% over the past year

Median rent (all units)

$3,301/mo

Year-over-Year

+6.5%

Month-over-Month

-1.2%

vs US Median

+$1,336

Falling (Monthly)

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Most AffordableMost Expensive

Diamond Bar · $3,301

More expensive than 94% of US cities · National median $1,965/mo

Rent Reality Score

54/100

Fairly priced

OverheatedFairGreat value

Rents are 2% below what Diamond Bar's 10-year trend predicts — a better deal than its own history suggests.

Actual rent

$3,301/mo

Expected by trend

$3,375/mo

The Rent Reality Score compares today's median rent to where Diamond Bar's own long-run trajectory projects it should be. See the full rankings →

Medians by bedroom

Rent by unit size

Studio

$2,380

1 BR

$2,660

2 BR

$3,360

3 BR

$4,270

4 BR+

$4,730

Research median

$3,360/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

Loading…

Last updated: July 20, 2026

Annual cost

$39,612/yr

At $3,301/mo median

Rent Market Meter

Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are climbing (6.5% YoY), so leverage tilts toward landlords. Act sooner rather than later.

Based on rent-price momentum (+6.5% YoY, -1.2% MoM), not inventory.

Rent check

Is your rent fair?

Compare your rent to the local median.

Demographics

Who lives here

Diamond Bar, CA is majority owner-occupied, has a large retiree population, has a median income above the national average, 52.8% of residents hold a bachelor's degree or higher.

Population

53,355

Median income

$108,281

Median age

45.7

Renters

22.7%

Age distribution

19%

18.6%

26.3%

15.1%

21%

Under 1819%

18–3418.6%

35–5426.3%

55–6415.1%

65+21%

Gender

47.5%

52.5%

Male47.5%

Female52.5%

Race & ethnicity

14.6%

17.4%

62.7%

White14.6%

Black3.1%

Hispanic17.4%

Asian62.7%

Other2.2%

Education (25+)

14.1%

25.2%

52.8%

No HS diploma7.9%

HS diploma14.1%

Some college25.2%

Bachelor's+52.8%

Housing tenure

77.3%

22.7%

Owner77.3%

Renter22.7%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2021 vs 2026

How Diamond Bar, CA has changed in 5 years

Rent

$2,353 → $3,301

up 40.3%

Income

$100,776 → $108,281

up 7.4%

Population

55,339 → 53,355

down 3.6%

Renter share

22% → 22.7%

+0.7 pts

Bachelor's+

53.8% → 52.8%

-1.0 pts

Median age

43.7 → 45.7

+2.0 yrs

Across the past five years, the going rent in Diamond Bar, CA has shifted from $2,353 to $3,301, up 40.3% since 2021. Local incomes tracked alongside that move, going from a median of $100,776 in 2021 to $108,281 more recently. Because rent grew faster than wages over the same span, the affordability picture has tightened relative to 2021. Census counts show Diamond Bar, CA losing about 1,984 residents over the five-year window, down 3.6% on net. These shifts give renters and would-be renters a longer baseline for sizing up today's listings against the Diamond Bar, CA market of 2021.

Community

Discussions about Diamond Bar

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View Diamond Bar rent history (2015–2026) →

Salary vs rent

Can you afford rent in Diamond Bar on your salary?

At $3,301/mo, how Diamond Bar rent compares to typical pay (30% rule).

Registered Nurse

Avg $111,486/yr · Rent = 35.5% income

stretched

Elementary School Teacher

Avg $79,154/yr · Rent = 50% income

severely rent-burdened

Police Officer

Avg $91,179/yr · Rent = 43.4% income

rent-burdened

Software Developer

Avg $162,970/yr · Rent = 24.3% income

affordable

Lawyer

Avg $208,235/yr · Rent = 19% income

very comfortable

Firefighter

Avg $74,116/yr · Rent = 53.4% income

severely rent-burdened

Truck Driver

Avg $66,918/yr · Rent = 59.2% income

severely rent-burdened

Electrician

Avg $82,482/yr · Rent = 48% income

rent-burdened

By apartment size

Diamond Bar rent by bedroom count

Median rent for each apartment size in Diamond Bar. Click any size for full breakdown.

Local insights

Tips for renters in Diamond Bar

About renting in Diamond Bar, CA

Last updated: July 20, 2026

The median rent in Diamond Bar is $3,301/mo as of July 2026. A studio apartment averages $2,380/mo while a 2-bedroom runs $3,360/mo. One-bedroom apartments average $2,660/mo and 3-bedroom units go for $4,270/mo.

At 37% of local median household income ($108,281/yr), Diamond Bar ranks as moderate compared to the national benchmark of 30%. Rents have increased 6.5% over the past year.

FAQ

Frequently asked questions

Is Diamond Bar an affordable city for renters?

Diamond Bar is considered moderate for renters. At $3,301/mo, rent takes approximately 37% of the local median household income ($108,281/yr). The standard benchmark is 30%. Diamond Bar slightly exceeds that threshold, so budgeting carefully matters here.

How much income do you need to rent in Diamond Bar?

To keep rent at or below 30% of gross income, you would need to earn at least $132,000/year (~$63/hour full-time) to afford the median rent of $3,301/mo in Diamond Bar. The local median household income is $108,281/yr, meaning the typical Diamond Bar household falls short of that threshold.

Is rent going up or down in Diamond Bar?

Rent in Diamond Bar has increased 6.5% over the past year as of July 2026, putting upward pressure on renter budgets.

How does Diamond Bar rent compare to other cities in California?

Diamond Bar is one of the pricier cities in California for rent, ranking #104 out of 387 tracked cities at $3,301/mo.

Which nearby cities are cheaper to rent in than Diamond Bar?

Several nearby cities have lower median rents than Diamond Bar ($3,301/mo): Pomona ($2,385/mo), West Covina ($2,683/mo), Rowland Heights ($2,799/mo).

What percentage of Diamond Bar residents rent vs. own?

According to Census data, approximately 22.7% of Diamond Bar households are renters, while 77.3% are owner-occupied. Diamond Bar leans toward homeownership, which can mean a smaller rental inventory.

How does Diamond Bar rent compare to the national average?

Diamond Bar's median rent of $3,301/mo is $1,336 (68%) above the US national median of $1,965/mo. Within California, it ranks #104 out of 387 tracked cities.

Income Affordability

37%

MODERATE

At $3,301/mo, rent takes ~37% of Diamond Bar's median household income ($108,281/yr). The standard benchmark is 30%.

Diamond Bar 37%Benchmark 30%

State income tax1–13.3%

Run the Diamond Bar affordability calculator →

Nearby cities