ZIP Code · CA

ZIP 91791

Part of West Covina, CA

Pop. 33,028·Los Angeles County·622nd most expensive ZIP in California

Median rent (all units)

$2,482/mo

Year-over-Year

+6.3%

Month-over-Month

-1.2%

vs US Median

+$550

Reported rents

Falling (Monthly)

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Most AffordableMost Expensive

ZIP 91791 · $2,482

More expensive than 79% of US ZIP codes · National median $1,932/mo

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Compare your rent to the local median.

Medians by bedroom

Rent by unit size

Studio

$1,880

1 BR

$2,110

2 BR

$2,630

3 BR

$3,330

4 BR+

$3,710

Research median

$2,630/mo

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

Rent trends

12-month history

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Last updated: October 17, 2026

From the history

What the numbers show

Compared with the peak

Rent in ZIP 91791 is 1.4% below its high of $2,517 in June 2026, at $2,482 as of September 2026.

Past year vs. the rest of California

Rent in ZIP 91791 changed +6.3% over the year to September 2026. Across the 819 California ZIP codes Zillow tracks, the typical change was +3.2%.

Recent direction

Rent rose in 7 of the last 12 months.

What a typical income covers

30% of the median household income ($102,266) is $2,557 a month. That covers HUD's Fair Market Rent for up to a 1-bedroom ($2,110); a 2-bedroom is $2,630.

Rank in West Covina

2nd cheapest of 3 ZIP codes in West Covina.

Cheaper nearby

ZIP 91768, 6 miles away, rents for 13% less ($2,158/mo), about $3,900 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 91791. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$29,784/yr

At $2,482/mo median

Location

CityWest Covina

StateCA

CountyLos Angeles County

Rent Market Meter

Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are climbing (6.3% YoY), so leverage tilts toward landlords. Act sooner rather than later.

Based on rent-price momentum (+6.3% YoY, -1.2% MoM), not inventory.

Demographics

Who lives here

ZIP 91791 (West Covina, CA) is majority owner-occupied, has a large retiree population, has a median income above the national average, 33.4% of residents hold a bachelor's degree or higher.

Population

33,028

Median income

$102,266

Median age

43.4

Renters

35.5%

Age distribution

18%

21.3%

26.2%

13.8%

20.7%

Under 1818%

18–3421.3%

35–5426.2%

55–6413.8%

65+20.7%

Gender

47.8%

52.2%

Male47.8%

Female52.2%

Race & ethnicity

17.4%

51.7%

32.4%

White17.4%

Black3.1%

Hispanic51.7%

Asian32.4%

Education (25+)

13.7%

21.5%

31.3%

33.4%

No HS diploma13.7%

HS diploma21.5%

Some college31.3%

Bachelor's+33.4%

Housing tenure

64.5%

35.5%

Owner64.5%

Renter35.5%

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

2023 vs 2026

How ZIP 91791 in West Covina, CA has changed in 5 years

Rent

$2,075 → $2,482

up 19.6%

Income

$89,794 → $102,266

up 13.9%

Population

34,411 → 33,028

down 4.0%

Renter share

33.2% → 35.5%

+2.3 pts

Bachelor's+

35.3% → 33.4%

-1.9 pts

Median age

42.1 → 43.4

+1.3 yrs

Since 2023, the typical rent in ZIP 91791 in West Covina, CA has increased from $2,075 to $2,482, a 19.6% change over five years. Median household income rose from $89,794 to $102,266 between 2021 and 2024, a 13.9% shift. That spread, with rent up faster than earnings, points to a tougher affordability environment than five years ago. The population has contracted by 4.0% since 2021, moving from about 34,411 residents to roughly 33,028. Renters now make up 35.5% of households, compared with 33.2% five years ago. Taken together, the five-year picture in ZIP 91791 in West Covina, CA reflects how housing costs and the people paying them have evolved through a stretch that included a pandemic, a hot rental market, and a recent cooling phase.

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About renting in ZIP 91791

Last updated: October 17, 2026

ZIP code 91791 covers West Covina, CA. The median rent here is $2,482/mo as of October 2026. A 1-bedroom rents for a median of $2,110/mo. A 2-bedroom rents for a median of $2,630/mo.

At 29% of local median household income ($102,266/yr), ZIP 91791 ranks as affordable compared to the national benchmark of 30%. Rents have increased 6.3% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 91791?

To keep rent at or below 30% of gross income, you would need to earn at least $99,000/year (about $48/hour full-time) to afford the median rent of $2,482/mo in ZIP 91791. The local median household income is $102,266/yr, so the typical household meets that bar.

Is rent going up or down in ZIP 91791?

Rent in ZIP 91791 has risen 6.3% over the past year as of September 2026. It sits 1.4% below its high of $2,517 in June 2026.

How does ZIP 91791 compare to other ZIPs in California?

ZIP 91791 is one of the more affordable among California ZIP codes for rent, ranking #622 of 898 at $2,482/mo. Over the year to September 2026, rent in ZIP 91791 changed +6.3%, against a typical +3.2% across the 819 California ZIP codes Zillow tracks.