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ZIP Code · CA

ZIP 92021

Part of El Cajon, CA
Pop. 70,501·San Diego County·766th most expensive ZIP in California
Median rent (all units)
$2,151/mo
Year-over-Year
-4.8%
Month-over-Month
-1.3%
vs US Median
+$186
Falling (Monthly)
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Most AffordableMost Expensive
ZIP 92021 · $2,151
More expensive than 68% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$1,970
1 BR
$2,120
2 BR
$2,590
3 BR
$3,450
4 BR+
$4,180
Research median
$2,590/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: July 20, 2026

Annual cost
$25,812/yr
At $2,151/mo median
Location
StateCA
CountySan Diego County
Rent Market Meter
Strong Renter's Market
Renter's MarketBalancedLandlord's Market
Rents are down 4.8% year-over-year. Push hard on price, concessions, and lease terms.
Based on rent-price momentum (-4.8% YoY, -1.3% MoM), not inventory.
Demographics

Who lives here

ZIP 92021 (El Cajon, CA) is roughly split between renters and owners, has a large share of families with children, 22.4% of residents hold a bachelor's degree or higher.

Population
70,501
Median income
$74,013
Median age
36.3
Renters
46.2%
Age distribution
25.8%
22%
24.6%
12.2%
15.4%
Under 1825.8%
18–3422%
35–5424.6%
55–6412.2%
65+15.4%
Gender
48.1%
51.9%
Male48.1%
Female51.9%
Race & ethnicity
56.8%
31.2%
White56.8%
Black6%
Hispanic31.2%
Asian5.1%
Other1%
Education (25+)
14.1%
28.5%
35%
22.4%
No HS diploma14.1%
HS diploma28.5%
Some college35%
Bachelor's+22.4%
Housing tenure
53.8%
46.2%
Owner53.8%
Renter46.2%

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

2021 vs 2026

How ZIP 92021 in El Cajon, CA has changed in 5 years

Income
$63,395 → $74,013
up 16.7%
Population
71,006 → 70,501
down 0.7%
Renter share
47.9% → 46.2%
-1.7 pts
Bachelor's+
20.9% → 22.4%
+1.5 pts
Median age
35.2 → 36.3
+1.1 yrs

Household income in the area moved from $63,395 to $74,013 across the same window, up 16.7% versus 2021. Renters now make up 46.2% of households, compared with 47.9% five years ago.

Community

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Local insights

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About renting in ZIP 92021

Last updated: July 20, 2026

ZIP code 92021 covers El Cajon, CA. The median rent here is $2,151/mo as of July 2026. A 1-bedroom rents for a median of $2,120/mo. A 2-bedroom rents for a median of $2,590/mo.

At 35% of local median household income ($74,013/yr), ZIP 92021 ranks as moderate compared to the national benchmark of 30%. Rents have decreased 4.8% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 92021?

As of July 20, 2026, the median monthly rent in ZIP 92021 (El Cajon, CA) is $2,151. This is based on aggregated data from public sources and community submissions.

How does ZIP 92021 rent compare to the US average?

ZIP 92021's median rent of $2,151/mo is $186 (9%) above the US national median of $1,965/mo.

How does ZIP 92021 compare to other ZIPs in California?

ZIP 92021 is among the more affordable ZIP codes in California, ranking #766 out of 907 ZIPs at $2,151/mo.

How much income do you need to rent in ZIP 92021?

To keep rent at or below 30% of gross income, you would need to earn at least $86,000/year (~$41/hour full-time) to afford the median rent of $2,151/mo in ZIP 92021. The local median household income is $74,013/yr, meaning the typical household falls short of that threshold.

Is rent going up or down in ZIP 92021?

Rent in ZIP 92021 has decreased 4.8% over the past year as of July 20, 2026, offering some relief compared to 12 months ago.

Is ZIP 92021 an affordable place to rent?

ZIP 92021 is considered moderate for renters. At $2,151/mo, rent takes approximately 35% of the local median household income ($74,013/yr). The standard benchmark is 30%. ZIP 92021 slightly exceeds that threshold, so budgeting carefully matters here.

What percentage of ZIP 92021 residents rent vs. own?

According to Census data, approximately 46.2% of ZIP 92021 households are renters, while 53.8% are owner-occupied. ZIP 92021 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 92021 compare to the rest of El Cajon?

ZIP 92021 is more affordable than El Cajon overall. At $2,151/mo, it's $126 below the El Cajon citywide median of $2,277/mo.

When was rent data for ZIP 92021 last updated?

Rent data for ZIP 92021 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
35%
MODERATE

At $2,151/mo, rent takes ~35% of ZIP 92021's median household income ($74,013/yr). The standard benchmark is 30%.

ZIP 92021 35%Benchmark 30%
State income tax1–13.3%
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Schools nearby

Public schools near ZIP 92021 (El Cajon, CA)

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