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ZIP Code · CA

ZIP 94505

Pop. 14,970·Contra Costa County·166th most expensive ZIP in California
Median rent (all units)
$3,599/mo
Year-over-Year
+14.7%
Month-over-Month
+0.7%
vs US Median
+$1,634
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 94505 · $3,599
More expensive than 96% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$2,690
1 BR
$3,000
2 BR
$3,660
3 BR
$4,680
4 BR+
$5,550
Research median
$3,660/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
$43,188/yr
At $3,599/mo median
Location
StateCA
CountyContra Costa County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 14.7% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+14.7% YoY, +0.7% MoM), not inventory.
Demographics

Who lives here

ZIP 94505 (Discovery Bay, CA) is majority owner-occupied, has a median income above the national average, 32.6% of residents hold a bachelor's degree or higher.

Population
14,970
Median income
$146,480
Median age
45.8
Renters
9.8%
Age distribution
22.5%
16.5%
26.2%
15.6%
19.2%
Under 1822.5%
18–3416.5%
35–5426.2%
55–6415.6%
65+19.2%
Gender
49.3%
50.7%
Male49.3%
Female50.7%
Race & ethnicity
59%
19.2%
White59%
Black8.9%
Hispanic19.2%
Asian6.9%
Other5.9%
Education (25+)
22.2%
39.5%
32.6%
No HS diploma5.7%
HS diploma22.2%
Some college39.5%
Bachelor's+32.6%
Housing tenure
90.2%
Owner90.2%
Renter9.8%

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

2021 vs 2026

How ZIP 94505 in Discovery Bay, CA has changed in 5 years

Income
$138,339 → $146,480
up 5.9%
Population
15,796 → 14,970
down 5.2%
Renter share
11.6% → 9.8%
-1.8 pts
Bachelor's+
32.2% → 32.6%
+0.4 pts
Median age
43.8 → 45.8
+2.0 yrs

Local incomes tracked alongside that move, going from a median of $138,339 in 2021 to $146,480 more recently. Census counts show ZIP 94505 in Discovery Bay, CA losing about 826 residents over the five-year window, down 5.2% on net. The renter share has eased from 11.6% to 9.8%, with owner-occupied housing accounting for the remainder.

Community

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Local insights

Tips for renters in ZIP 94505

About renting in ZIP 94505

Last updated: July 20, 2026

ZIP code 94505 covers Discovery Bay, CA. The median rent here is $3,599/mo as of July 2026. A 1-bedroom rents for a median of $3,000/mo. A 2-bedroom rents for a median of $3,660/mo.

At 29% of local median household income ($146,480/yr), ZIP 94505 ranks as affordable compared to the national benchmark of 30%. Rents have increased 14.7% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 94505?

As of July 20, 2026, the median monthly rent in ZIP 94505 (Discovery Bay, CA) is $3,599. This is based on aggregated data from public sources and community submissions.

How does ZIP 94505 rent compare to the US average?

ZIP 94505's median rent of $3,599/mo is $1,634 (83%) above the US national median of $1,965/mo.

How does ZIP 94505 compare to other ZIPs in California?

ZIP 94505 is one of the pricier ZIP codes in California, ranking #166 out of 907 ZIPs tracked at $3,599/mo.

How much income do you need to rent in ZIP 94505?

To keep rent at or below 30% of gross income, you would need to earn at least $144,000/year (~$69/hour full-time) to afford the median rent of $3,599/mo in ZIP 94505. The local median household income is $146,480/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 94505?

Rent in ZIP 94505 has increased 14.7% over the past year as of July 20, 2026, putting upward pressure on renter budgets.

Is ZIP 94505 an affordable place to rent?

ZIP 94505 is considered affordable for renters. At $3,599/mo, rent takes approximately 29% of the local median household income ($146,480/yr). The standard benchmark is 30%. ZIP 94505 falls comfortably within that range.

What percentage of ZIP 94505 residents rent vs. own?

According to Census data, approximately 9.8% of ZIP 94505 households are renters, while 90.2% are owner-occupied. ZIP 94505 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 94505 compare to the rest of Discovery Bay?

ZIP 94505 sits right at the Discovery Bay citywide median of $3,599/mo.

When was rent data for ZIP 94505 last updated?

Rent data for ZIP 94505 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
29%
AFFORDABLE

At $3,599/mo, rent takes ~29% of ZIP 94505's median household income ($146,480/yr). The standard benchmark is 30%.

ZIP 94505 29%Benchmark 30%
State income tax1–13.3%
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Schools nearby

Public schools near ZIP 94505 (Discovery Bay, CA)

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