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ZIP Code · CA

ZIP 94401

Pop. 35,295·San Mateo County·198th most expensive ZIP in California
Median rent (all units)
$3,449/mo
Year-over-Year
+16.9%
Month-over-Month
+0.8%
vs US Median
+$1,484
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 94401 · $3,449
More expensive than 95% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$2,360
1 BR
$2,830
2 BR
$3,420
3 BR
$4,370
4 BR+
$4,530
Research median
$3,420/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
$41,388/yr
At $3,449/mo median
Location
StateCA
CountySan Mateo County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 16.9% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+16.9% YoY, +0.8% MoM), not inventory.
Demographics

Who lives here

ZIP 94401 (San Mateo, CA) is majority renter-occupied, has a median income above the national average, 46.3% of residents hold a bachelor's degree or higher.

Population
35,295
Median income
$122,227
Median age
35.9
Renters
56.6%
Age distribution
19.2%
28.5%
24.9%
16.6%
Under 1819.2%
18–3428.5%
35–5424.9%
55–6410.7%
65+16.6%
Gender
50.3%
49.7%
Male50.3%
Female49.7%
Race & ethnicity
29.6%
38%
24.2%
White29.6%
Black1.4%
Hispanic38%
Asian24.2%
Other6.7%
Education (25+)
14.8%
15.1%
23.8%
46.3%
No HS diploma14.8%
HS diploma15.1%
Some college23.8%
Bachelor's+46.3%
Housing tenure
43.4%
56.6%
Owner43.4%
Renter56.6%

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

2021 vs 2026

How ZIP 94401 in San Mateo, CA has changed in 5 years

Rent
$2,462 → $3,449
up 40.1%
Income
$104,260 → $122,227
up 17.2%
Population
35,095 → 35,295
up 0.6%
Renter share
53% → 56.6%
+3.6 pts
Bachelor's+
46.8% → 46.3%
-0.5 pts

Since 2021, the typical rent in ZIP 94401 in San Mateo, CA has increased from $2,462 to $3,449, a 40.1% change over five years. Census figures show median household income at $122,227 today, compared with $104,260 five years earlier. That spread, with rent up faster than earnings, points to a tougher affordability environment than five years ago. Renters now make up 56.6% of households, compared with 53% five years ago. The combined trend lines point to a market that has changed measurably from where it stood in early 2021.

Community

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Local insights

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About renting in ZIP 94401

Last updated: July 20, 2026

ZIP code 94401 covers San Mateo, CA. The median rent here is $3,449/mo as of July 2026. A 1-bedroom rents for a median of $2,830/mo. A 2-bedroom rents for a median of $3,420/mo.

At 34% of local median household income ($122,227/yr), ZIP 94401 ranks as moderate compared to the national benchmark of 30%. Rents have increased 16.9% over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 94401?

As of July 20, 2026, the median monthly rent in ZIP 94401 (San Mateo, CA) is $3,449. This is based on aggregated data from public sources and community submissions.

How does ZIP 94401 rent compare to the US average?

ZIP 94401's median rent of $3,449/mo is $1,484 (76%) above the US national median of $1,965/mo.

How does ZIP 94401 compare to other ZIPs in California?

ZIP 94401 is one of the pricier ZIP codes in California, ranking #198 out of 907 ZIPs tracked at $3,449/mo.

How much income do you need to rent in ZIP 94401?

To keep rent at or below 30% of gross income, you would need to earn at least $138,000/year (~$66/hour full-time) to afford the median rent of $3,449/mo in ZIP 94401. The local median household income is $122,227/yr, meaning the typical household falls short of that threshold.

Is rent going up or down in ZIP 94401?

Rent in ZIP 94401 has increased 16.9% over the past year as of July 20, 2026, putting upward pressure on renter budgets.

Is ZIP 94401 an affordable place to rent?

ZIP 94401 is considered moderate for renters. At $3,449/mo, rent takes approximately 34% of the local median household income ($122,227/yr). The standard benchmark is 30%. ZIP 94401 slightly exceeds that threshold, so budgeting carefully matters here.

What percentage of ZIP 94401 residents rent vs. own?

According to Census data, approximately 56.6% of ZIP 94401 households are renters, while 43.4% are owner-occupied. With a majority renter population, ZIP 94401 has a strong rental market.

How does ZIP 94401 compare to the rest of San Mateo?

ZIP 94401 is more affordable than San Mateo overall. At $3,449/mo, it's $218 below the San Mateo citywide median of $3,667/mo.

When was rent data for ZIP 94401 last updated?

Rent data for ZIP 94401 reflects July 20, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
34%
MODERATE

At $3,449/mo, rent takes ~34% of ZIP 94401's median household income ($122,227/yr). The standard benchmark is 30%.

ZIP 94401 34%Benchmark 30%
State income tax1–13.3%
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Schools nearby

Public schools near ZIP 94401 (San Mateo, CA)

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