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ZIP Code · CA

ZIP 94070

Pop. 30,447·San Mateo County·42nd most expensive ZIP in California
Median rent (all units)
$4,660/mo
Year-over-Year
+22.7%
Month-over-Month
-5.7%
vs US Median
+$2,698
Falling (Monthly)
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Most AffordableMost Expensive
ZIP 94070 · $4,660
More expensive than 99% of US ZIP codes · National median $1,962/mo
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Medians by bedroom

Rent by unit size

Studio
$2,720
1 BR
$3,260
2 BR
$3,950
3 BR
$5,050
4 BR+
$5,230
Research median
$3,950/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: August 17, 2026

Annual cost
$55,920/yr
At $4,660/mo median
Location
StateCA
CountySan Mateo County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 22.7% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+22.7% YoY, -5.7% MoM), not inventory.
Demographics

Who lives here

ZIP 94070 (San Carlos, CA) is majority owner-occupied, has a median income above the national average, 70.5% of residents hold a bachelor's degree or higher.

Population
30,447
Median income
$240,074
Median age
41.6
Renters
31.4%
Age distribution
23.7%
15.5%
30.9%
13.7%
16.3%
Under 1823.7%
18–3415.5%
35–5430.9%
55–6413.7%
65+16.3%
Gender
49.4%
50.6%
Male49.4%
Female50.6%
Race & ethnicity
57.5%
23.3%
White57.5%
Black0.6%
Hispanic10.9%
Asian23.3%
Other7.7%
Education (25+)
19.6%
70.5%
No HS diploma3%
HS diploma6.9%
Some college19.6%
Bachelor's+70.5%
Housing tenure
68.6%
31.4%
Owner68.6%
Renter31.4%

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

2021 vs 2026

How ZIP 94070 in San Carlos, CA has changed in 5 years

Rent
$3,108 → $4,660
up 49.9%
Income
$205,912 → $240,074
up 16.6%
Population
31,477 → 30,447
down 3.3%
Renter share
29.1% → 31.4%
+2.3 pts
Bachelor's+
68% → 70.5%
+2.5 pts
Median age
40.9 → 41.6
+0.7 yrs

Compared with 2021, rent in ZIP 94070 in San Carlos, CA has increased by $1,552 per month, settling near $4,660 after starting the period at $3,108. On the earnings side, the typical household in ZIP 94070 in San Carlos, CA now reports about $240,074, up from $205,912 in 2021. Rent outpaced income growth by roughly 33.3 percentage points, which means renters are spending a larger slice of each paycheck on housing than they did in 2021. Headcount in the area went from 31,477 to 30,447 between 2021 and 2024, a 3.3% change. About 31.4% of households rent today, against 29.1% in 2021. Educational attainment has shifted as well, with the share of adults holding a bachelor's degree or higher climbed from 68% to 70.5%. For context, the 2021 to 2026 window covers an unusually volatile run for US rents nationally, and ZIP 94070 in San Carlos, CA reflects that arc in its own way.

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Local insights

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About renting in ZIP 94070

Last updated: August 17, 2026

ZIP code 94070 covers San Carlos, CA. The median rent here is $4,660/mo as of August 2026. A 1-bedroom rents for a median of $3,260/mo. A 2-bedroom rents for a median of $3,950/mo.

At 23% of local median household income ($240,074/yr), ZIP 94070 ranks as affordable compared to the national benchmark of 30%. Rents have increased 22.7% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 94070?

As of August 17, 2026, the median monthly rent in ZIP 94070 (San Carlos, CA) is $4,660. This is based on aggregated data from public sources and community submissions.

How does ZIP 94070 rent compare to the US average?

ZIP 94070's median rent of $4,660/mo is $2,698 (138%) above the US national median of $1,962/mo.

How does ZIP 94070 compare to other ZIPs in California?

ZIP 94070 is one of the pricier ZIP codes in California, ranking #42 out of 897 ZIPs tracked at $4,660/mo.

How much income do you need to rent in ZIP 94070?

To keep rent at or below 30% of gross income, you would need to earn at least $186,000/year (~$89/hour full-time) to afford the median rent of $4,660/mo in ZIP 94070. The local median household income is $240,074/yr, meaning the typical household meets that threshold.

Is rent going up or down in ZIP 94070?

Rent in ZIP 94070 has increased 22.7% over the past year as of August 17, 2026, putting upward pressure on renter budgets.

Is ZIP 94070 an affordable place to rent?

ZIP 94070 is considered very affordable for renters. At $4,660/mo, rent takes approximately 23% of the local median household income ($240,074/yr). The standard benchmark is 30%. ZIP 94070 falls comfortably within that range.

What percentage of ZIP 94070 residents rent vs. own?

According to Census data, approximately 31.4% of ZIP 94070 households are renters, while 68.6% are owner-occupied. ZIP 94070 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 94070 compare to the rest of San Carlos?

ZIP 94070 is pricier than San Carlos as a whole. At $4,660/mo, it's $106 above the San Carlos citywide median of $4,554/mo.

When was rent data for ZIP 94070 last updated?

Rent data for ZIP 94070 reflects August 17, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
23%
VERY AFFORDABLE

At $4,660/mo, rent takes ~23% of ZIP 94070's median household income ($240,074/yr). The standard benchmark is 30%.

ZIP 94070 23%Benchmark 30%
State income tax1–13.3%
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