Housing data for ZIP code 94028
ZIP code 94028 has an estimated 6,531 residents and 2,808 homes (US Census Bureau, 2020–2024 American Community Survey).
Most of its land lies in Portola Valley, San Mateo County.
18.1% of households rent.
The median gross rent is $3,500 or more a month.
The median home value is $2,000,000 or more.
The median household income is $250,000 or more a year.
Figures last updated on .
- Residents
- 6,531 (±600)
- Median gross rent
- $3,500 or more
- Median home value
- $2,000,000 or more
- Households that rent
- 18.1%
How ZIP code 94028 compares
| ZIP 94028 | Portola Valley | San Mateo County | California | United States | |
|---|---|---|---|---|---|
| Residents | 6,531 (±600) | 4,305 | 742,340 | 39,287,377 | 334,922,499 |
| Housing units | 2,808 (±283) | 1,894 | 287,184 | 14,644,735 | 143,775,355 |
| Households that rent | 18.1% (±5.6 points) | 21.2% | 41.5% | 44.1% | 34.8% |
| Median gross rent | $3,500 or more | $3,500 or more | $2,922 | $2,036 | $1,413 |
| Median home value | $2,000,000 or more | $2,000,000 or more | $1,559,600 | $734,700 | $332,700 |
| Median household income | $250,000 or more | $250,000 or more | $158,855 | $99,122 | $80,734 |
| Median real estate taxes (a year) | $10,000 or more | $10,000 or more | $9,519 | $5,124 | $3,119 |
| Renters paying 30% or more of income | 83.2% (±22.1 points) | 87.1% | 48.4% | 55.3% | 51.1% |
| Built before 1980 | 79.7% (±11.8 points) | 79.2% | 72.5% | 56.0% | 49.7% |
| Average commute | 17.7 minutes (±2.9) | 19.3 minutes | 26.4 minutes | 28.7 minutes | 26.4 minutes |
| Households with broadband | 97.5% (±2.2 points) | 96.3% | 95.7% | 93.5% | 91.0% |
| Median age of residents | 57.2 years (±5.8) | 60.6 years | 40.9 years | 37.9 years | 38.9 years |
Rent in ZIP code 94028
| Monthly gross rent | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| Less than $500 | 0.0% (±11.0 points) | 2.4% | 3.6% | 6.3% |
| $500 to $999 | 0.0% (±11.0 points) | 2.0% | 7.2% | 20.2% |
| $1,000 to $1,499 | 8.0% (±11.4 points) | 3.7% | 16.2% | 28.1% |
| $1,500 to $1,999 | 0.0% (±11.0 points) | 9.7% | 21.5% | 21.1% |
| $2,000 to $2,499 | 0.0% (±11.0 points) | 17.8% | 19.8% | 12.0% |
| $2,500 to $2,999 | 8.5% (±9.7 points) | 17.1% | 12.5% | 5.5% |
| $3,000 or more | 83.5% (±14.3 points) | 47.3% | 19.1% | 6.8% |
The most common range is $3,000 or more, paid by 83.5% of renting households.
Rent by bedrooms in ZIP code 94028
| Bedrooms | Census median | HUD Small Area Fair Market Rent |
|---|---|---|
| Studio | — | $2,700 |
| 1 bedroom | $3,500 or more | $3,120 |
| 2 bedrooms | $3,500 or more | $3,790 |
| 3 bedrooms | $3,500 or more | $5,000 |
| 4 bedrooms | — | $5,540 |
HUD’s fiscal year 2027 Small Area Fair Market Rent for a two-bedroom home in ZIP 94028 is $3,790 a month.
A Fair Market Rent is HUD’s estimate of the gross rent (shelter plus utilities) of a modest rental home in the area.
Rent burden in ZIP code 94028
| Share of income spent on rent | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| Less than 15% | 3.8% (±7.2 points) | 13.8% | 10.4% | 12.6% |
| 15% to 19.9% | 0.0% (±11.0 points) | 13.7% | 11.1% | 12.2% |
| 20% to 24.9% | 12.9% (±12.8 points) | 13.0% | 12.0% | 12.6% |
| 25% to 29.9% | 0.0% (±11.0 points) | 11.1% | 11.2% | 11.5% |
| 30% to 34.9% | 9.6% (±9.6 points) | 8.1% | 9.3% | 9.2% |
| 35% or more | 73.6% (±19.9 points) | 40.3% | 46.0% | 41.9% |
83.2% (±22.1 points) of renting households in ZIP code 94028 spend 30% or more of their income on gross rent.
Home values in ZIP code 94028
| Value | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| Less than $50,000 | 0.3% (±0.6 points) | 1.5% | 2.5% | 5.3% |
| $50,000 to $99,999 | 0.0% (±1.9 points) | 0.4% | 1.7% | 6.1% |
| $100,000 to $149,999 | 0.0% (±1.9 points) | 0.8% | 1.3% | 6.8% |
| $150,000 to $199,999 | 0.0% (±1.9 points) | 0.6% | 1.4% | 9.0% |
| $200,000 to $299,999 | 0.0% (±1.9 points) | 0.8% | 4.3% | 17.8% |
| $300,000 to $499,999 | 0.0% (±1.9 points) | 1.5% | 17.1% | 26.9% |
| $500,000 to $999,999 | 0.0% (±1.9 points) | 13.9% | 42.1% | 20.9% |
| $1,000,000 or more | 99.7% (±0.6 points) | 80.6% | 29.6% | 7.1% |
Value is the owner’s own estimate of what the home and lot would sell for, not a sale price or an assessment.
The homes in ZIP code 94028
| Building type | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| Single-family, detached | 86.7% (±5.3 points) | 55.3% | 57.0% | 61.3% |
| Single-family, attached (townhouse, rowhouse) | 1.7% (±1.4 points) | 8.7% | 7.4% | 6.2% |
| 2 units | 0.0% (±1.5 points) | 2.0% | 2.4% | 3.4% |
| 3 or 4 units | 0.5% (±0.9 points) | 4.0% | 5.4% | 4.3% |
| 5 to 9 units | 5.5% (±4.4 points) | 5.6% | 5.7% | 4.5% |
| 10 to 19 units | 2.8% (±2.9 points) | 6.1% | 4.9% | 4.3% |
| 20 or more units | 0.5% (±0.9 points) | 17.0% | 13.6% | 10.3% |
| Mobile home | 2.2% (±2.6 points) | 1.1% | 3.5% | 5.6% |
| Boat, RV, van, etc. | 0.0% (±1.5 points) | 0.1% | 0.1% | 0.1% |
When the homes in ZIP code 94028 were built
| Year built | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| 2020 or later | 1.2% (±1.5 points) | 1.0% | 1.3% | 2.0% |
| 2010 to 2019 | 2.4% (±2.1 points) | 5.4% | 6.5% | 9.4% |
| 2000 to 2009 | 2.0% (±1.8 points) | 5.7% | 11.2% | 13.6% |
| 1990 to 1999 | 2.4% (±1.7 points) | 5.7% | 10.1% | 12.4% |
| 1980 to 1989 | 12.4% (±4.7 points) | 9.7% | 14.9% | 12.9% |
| 1970 to 1979 | 11.4% (±6.0 points) | 16.0% | 16.8% | 14.2% |
| 1960 to 1969 | 38.1% (±7.4 points) | 16.0% | 12.5% | 9.9% |
| 1950 to 1959 | 20.6% (±5.4 points) | 21.6% | 12.4% | 9.5% |
| 1940 to 1949 | 0.6% (±0.9 points) | 10.3% | 5.4% | 4.4% |
| 1939 or earlier | 9.0% (±4.4 points) | 8.6% | 8.9% | 11.7% |
79.7% of the homes in ZIP code 94028 were built before 1980, so many fall under the federal lead-paint disclosure rules for homes built before 1978.
Heating fuel in ZIP code 94028
| Fuel used most | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| Utility gas | 78.2% (±6.1 points) | 62.8% | 61.0% | 46.5% |
| Fuel oil, kerosene, etc. | 0.6% (±1.0 points) | 0.1% | 0.2% | 3.9% |
| Electricity | 16.6% (±5.3 points) | 31.8% | 29.5% | 41.3% |
| Bottled or tank gas (propane) | 2.1% (±1.9 points) | 2.1% | 3.4% | 4.9% |
| Wood | 0.0% (±1.6 points) | 0.4% | 1.3% | 1.4% |
| Solar energy | 1.9% (±1.9 points) | 0.6% | 1.2% | 0.3% |
| Coal or coke | 0.0% (±1.6 points) | 0.0% | 0.0% | 0.1% |
| Other fuel | 0.6% (±0.9 points) | 0.2% | 0.3% | 0.5% |
| No fuel used | 0.0% (±1.6 points) | 2.0% | 3.0% | 1.2% |
How people in ZIP code 94028 get to work
| Means of transportation | ZIP 94028 | San Mateo County | California | United States |
|---|---|---|---|---|
| Drove alone | 47.1% (±10.0 points) | 56.7% | 65.7% | 68.8% |
| Carpooled | 2.0% (±2.9 points) | 8.7% | 9.5% | 8.5% |
| Public transportation | 1.0% (±1.3 points) | 5.1% | 2.9% | 3.2% |
| Walked | 2.4% (±2.4 points) | 2.3% | 2.4% | 2.4% |
| Other means (bicycle, taxi, motorcycle) | 2.1% (±2.4 points) | 3.0% | 2.4% | 2.0% |
| Worked from home | 45.4% (±13.5 points) | 24.3% | 17.2% | 15.1% |
Workers who live in ZIP code 94028 take an average of 17.7 minutes to get to work.
Places in ZIP code 94028
| Place | Share of the ZIP’s land in this place | Median gross rent | Households that rent |
|---|---|---|---|
| Portola Valley | 52% | $3,500 or more | 21.2% |
| Palo Alto | 13% | $3,484 | 45.4% |
A township or a New York town includes the villages inside it, so their shares can add up to more than the whole.
ZIP codes near 94028
| ZIP code | Distance | Median gross rent | Median home value | Median household income | Households that rent |
|---|---|---|---|---|---|
| 94304 | 2.9 mi | $3,500 or more | $2,000,000 or more | $154,141 | 76.8% |
| 94305 | 3.8 mi | $2,014 | $2,000,000 or more | $83,088 | 71.6% |
| 94022 | 4.0 mi | $3,500 or more | $2,000,000 or more | $250,000 or more | 18.3% |
| 94062 | 5.2 mi | $2,863 | $2,000,000 or more | $233,262 | 27.3% |
| 94306 | 5.3 mi | $2,994 | $2,000,000 or more | $210,000 | 47.4% |
| 94025 | 5.5 mi | $3,251 | $2,000,000 or more | $216,601 | 41.5% |
| 94027 | 5.7 mi | $3,500 or more | $2,000,000 or more | $250,000 or more | 12.4% |
| 94301 | 5.9 mi | $3,300 | $2,000,000 or more | $242,006 | 47.0% |
Crime reported to police in San Mateo County
In 2025, the police departments that report for San Mateo County recorded 226 violent and 1,396 property crimes per 100,000 residents.
The FBI publishes crime by police department, not by ZIP code, so this is the figure for the county as a whole.
ZIP code 94028 is reported as ZIP Code Tabulation Area 94028: the Census Bureau’s area built from census blocks to match the ZIP code’s delivery area as closely as it can.
Survey years: 2020–2024 (American Community Survey 5-year estimates).
Margins of error are at the 90% confidence level.
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Questions about ZIP 94028
What is the median rent in ZIP code 94028?
The median gross rent in ZIP Code Tabulation Area 94028 is $3,500 or more a month (2020–2024 American Community Survey).
What is the median home value in ZIP code 94028?
The median value of owner-occupied homes in ZIP code 94028 is $2,000,000 or more (2020–2024 American Community Survey).
What is the median household income in ZIP code 94028?
The median household income in ZIP code 94028 is $250,000 or more a year (2020–2024 American Community Survey).
What town is ZIP code 94028 in?
Most of ZIP code 94028’s land lies in Portola Valley; it also covers Palo Alto.
What is the Fair Market Rent for a two-bedroom in ZIP 94028?
HUD’s fiscal year 2027 Small Area Fair Market Rent for a two-bedroom home in ZIP 94028 is $3,790 a month.
Sources
- Demographic and Housing Estimates (DP05), 2020–2024 ACS 5-year estimates — ZCTA5 94028
- Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — ZCTA5 94028
- Selected Economic Characteristics (DP03), 2020–2024 ACS 5-year estimates — ZCTA5 94028
- Median Real Estate Taxes Paid by Mortgage Status (B25103), 2020–2024 ACS 5-year estimates — ZCTA5 94028
- Selected Social Characteristics (DP02), 2020–2024 ACS 5-year estimates — ZCTA5 94028
- Median Gross Rent by Bedrooms (B25031), 2020–2024 ACS 5-year estimates — ZCTA5 94028
- US Census Bureau, American Community Survey 2020–2024 5-year estimates for ZIP Code Tabulation Areas
- HUD Small Area Fair Market Rents, fiscal year 2027
- FBI Uniform Crime Reporting Program, Crime Data Explorer
- FBI: Uniform Crime Reporting statistics and their proper use
- US Census Bureau, 2024 Gazetteer Files
- US Census Bureau, 2020 ZIP Code Tabulation Area relationship files
To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for ZCTA5 94028 (zip code tabulation area:94028).
Each estimate (E or PE) has a margin of error beside it (M or PM).
The API needs a free key.
DP05_0001E, DP05_0001M, DP04_0134E, DP04_0134M, DP04_0089E, DP04_0089M, DP03_0062E, DP03_0062M, DP04_0047PE, DP04_0047PM
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.
Figures last updated on .