Housing data for ZIP code 94404

ZIP code 94404 has an estimated 35,881 residents and 15,350 homes (US Census Bureau, 2020–2024 American Community Survey).

Most of its land lies in Foster City, San Mateo County.

48.8% of households rent.

The median gross rent is $3,500 or more a month.

The median home value is $1,714,400 (±$49,856).

The median household income is $192,332 (±$12,368) a year.

Figures last updated on .

Residents
35,881 (±326)
Median gross rent
$3,500 or more
Median home value
$1,714,400
Households that rent
48.8%

How ZIP code 94404 compares

Estimate (90% margin of error)
ZIP 94404Foster CitySan Mateo CountyCaliforniaUnited States
Residents35,881 (±326)32,792742,34039,287,377334,922,499
Housing units15,350 (±399)13,617287,18414,644,735143,775,355
Households that rent48.8% (±2.4 points)49.2%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$1,714,400 (±$49,856)$1,838,200$1,559,600$734,700$332,700
Median household income$192,332 (±$12,368)$199,143$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 income41.0% (±5.5 points)42.1%48.4%55.3%51.1%
Built before 198064.3% (±3.6 points)65.5%72.5%56.0%49.7%
Average commute29.0 minutes (±1.3)29.4 minutes26.4 minutes28.7 minutes26.4 minutes
Households with broadband97.8% (±0.9 points)98.1%95.7%93.5%91.0%
Median age of residents39.8 years (±1.4)39.5 years40.9 years37.9 years38.9 years

Its median home value is lower than in Foster City as a whole ($1,838,200).

Among the 28 ZIP codes in San Mateo County with a published estimate, ZIP 94404 ranks 13 from highest to lowest median home value.

Among the 29 ZIP codes in San Mateo County with a published estimate, ZIP 94404 ranks 14 from highest to lowest median household income.

Rankings use the estimates alone; where margins of error overlap, neighboring ranks may not truly differ.

Rent in ZIP code 94404

Share of rented homes in each gross-rent range, 2020–2024
Monthly gross rentZIP 94404San Mateo CountyCaliforniaUnited States
Less than $5001.3% (±0.9 points)2.4%3.6%6.3%
$500 to $9991.2% (±0.6 points)2.0%7.2%20.2%
$1,000 to $1,4991.2% (±0.9 points)3.7%16.2%28.1%
$1,500 to $1,9991.6% (±1.2 points)9.7%21.5%21.1%
$2,000 to $2,4995.4% (±1.9 points)17.8%19.8%12.0%
$2,500 to $2,99910.4% (±2.8 points)17.1%12.5%5.5%
$3,000 or more79.1% (±3.6 points)47.3%19.1%6.8%

The most common range is $3,000 or more, paid by 79.1% of renting households.

Rent by bedrooms in ZIP code 94404

Median gross rent by number of bedrooms, estimate (90% margin of error)
BedroomsCensus median
Studio$3,176 (±$299)
1 bedroom$3,251 (±$137)
2 bedrooms$3,500 or more
3 bedrooms$3,500 or more
4 bedrooms$3,500 or more

Rent burden in ZIP code 94404

Renting households by gross rent as a percentage of household income, 2020–2024
Share of income spent on rentZIP 94404San Mateo CountyCaliforniaUnited States
Less than 15%14.0% (±2.6 points)13.8%10.4%12.6%
15% to 19.9%20.8% (±3.6 points)13.7%11.1%12.2%
20% to 24.9%14.3% (±3.2 points)13.0%12.0%12.6%
25% to 29.9%9.9% (±2.5 points)11.1%11.2%11.5%
30% to 34.9%7.4% (±3.2 points)8.1%9.3%9.2%
35% or more33.6% (±4.5 points)40.3%46.0%41.9%

41.0% (±5.5 points) of renting households in ZIP code 94404 spend 30% or more of their income on gross rent.

Home values in ZIP code 94404

Owner-occupied homes by value, 2020–2024
ValueZIP 94404San Mateo CountyCaliforniaUnited States
Less than $50,0001.4% (±0.9 points)1.5%2.5%5.3%
$50,000 to $99,9990.2% (±0.3 points)0.4%1.7%6.1%
$100,000 to $149,9990.5% (±0.4 points)0.8%1.3%6.8%
$150,000 to $199,9990.5% (±0.4 points)0.6%1.4%9.0%
$200,000 to $299,9990.5% (±0.4 points)0.8%4.3%17.8%
$300,000 to $499,9990.9% (±0.6 points)1.5%17.1%26.9%
$500,000 to $999,99912.2% (±2.0 points)13.9%42.1%20.9%
$1,000,000 or more83.8% (±2.3 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 94404

Housing units by units in structure, 2020–2024
Building typeZIP 94404San Mateo CountyCaliforniaUnited States
Single-family, detached31.4% (±2.0 points)55.3%57.0%61.3%
Single-family, attached (townhouse, rowhouse)20.8% (±1.9 points)8.7%7.4%6.2%
2 units1.0% (±0.7 points)2.0%2.4%3.4%
3 or 4 units6.3% (±1.0 points)4.0%5.4%4.3%
5 to 9 units5.6% (±1.4 points)5.6%5.7%4.5%
10 to 19 units7.1% (±1.9 points)6.1%4.9%4.3%
20 or more units27.6% (±2.0 points)17.0%13.6%10.3%
Mobile home0.0% (±0.3 points)1.1%3.5%5.6%
Boat, RV, van, etc.0.2% (±0.2 points)0.1%0.1%0.1%

When the homes in ZIP code 94404 were built

Housing units by year structure built, 2020–2024
Year builtZIP 94404San Mateo CountyCaliforniaUnited States
2020 or later1.0% (±0.7 points)1.0%1.3%2.0%
2010 to 20197.3% (±1.5 points)5.4%6.5%9.4%
2000 to 20093.8% (±1.1 points)5.7%11.2%13.6%
1990 to 19996.7% (±1.4 points)5.7%10.1%12.4%
1980 to 198916.8% (±2.1 points)9.7%14.9%12.9%
1970 to 197940.9% (±2.8 points)16.0%16.8%14.2%
1960 to 196919.9% (±1.9 points)16.0%12.5%9.9%
1950 to 19592.2% (±1.1 points)21.6%12.4%9.5%
1940 to 19490.4% (±0.3 points)10.3%5.4%4.4%
1939 or earlier0.9% (±0.5 points)8.6%8.9%11.7%

64.3% of the homes in ZIP code 94404 were built before 1980, so many fall under the federal lead-paint disclosure rules for homes built before 1978.

Heating fuel in ZIP code 94404

Occupied housing units by house heating fuel, 2020–2024
Fuel used mostZIP 94404San Mateo CountyCaliforniaUnited States
Utility gas53.4% (±2.6 points)62.8%61.0%46.5%
Fuel oil, kerosene, etc.0.0% (±0.3 points)0.1%0.2%3.9%
Electricity43.8% (±2.5 points)31.8%29.5%41.3%
Bottled or tank gas (propane)1.1% (±0.6 points)2.1%3.4%4.9%
Wood0.2% (±0.2 points)0.4%1.3%1.4%
Solar energy0.2% (±0.2 points)0.6%1.2%0.3%
Coal or coke0.0% (±0.3 points)0.0%0.0%0.1%
Other fuel0.1% (±0.1 points)0.2%0.3%0.5%
No fuel used1.2% (±0.8 points)2.0%3.0%1.2%

How people in ZIP code 94404 get to work

Workers 16 and over by means of transportation to work, 2020–2024
Means of transportationZIP 94404San Mateo CountyCaliforniaUnited States
Drove alone52.2% (±3.1 points)56.7%65.7%68.8%
Carpooled7.2% (±1.5 points)8.7%9.5%8.5%
Public transportation2.8% (±0.8 points)5.1%2.9%3.2%
Walked2.0% (±0.9 points)2.3%2.4%2.4%
Other means (bicycle, taxi, motorcycle)2.0% (±0.6 points)3.0%2.4%2.0%
Worked from home33.8% (±2.7 points)24.3%17.2%15.1%

Workers who live in ZIP code 94404 take an average of 29.0 minutes to get to work.

Places in ZIP code 94404

Places whose land overlaps this ZIP code, with the share of the ZIP’s land in each
PlaceShare of the ZIP’s land in this placeMedian gross rentHouseholds that rent
Foster City87%$3,500 or more49.2%
San Mateo13%$3,07750.1%

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 94404

Nearest ZIP codes with Census figures, by straight-line distance between their internal points
ZIP codeDistanceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
940651.8 mi$3,500 or more$1,811,800$215,95534.1%
944032.4 mi$3,263$1,746,300$174,91747.5%
944013.2 mi$2,762$1,184,500$122,22756.6%
940023.3 mi$2,872$2,000,000 or more$203,96545.0%
944023.6 mi$3,500 or more$2,000,000 or more$172,52241.6%
940704.1 mi$2,854$2,000,000 or more$240,07431.4%
940635.9 mi$2,809$1,042,500$116,76068.7%
940106.0 mi$2,797$2,000,000 or more$196,88240.4%

Crime reported to police in Foster City

Most of ZIP code 94404 is policed by the Foster City Police Department, which reported 68 violent and 775 property crimes per 100,000 residents to the FBI in 2025.

The FBI publishes crime by police department, not by ZIP code, so this is the department’s figure for the whole area it serves.

ZIP code 94404 is reported as ZIP Code Tabulation Area 94404: 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 94404

What is the median rent in ZIP code 94404?

The median gross rent in ZIP Code Tabulation Area 94404 is $3,500 or more a month (2020–2024 American Community Survey).

What is the median home value in ZIP code 94404?

The median value of owner-occupied homes in ZIP code 94404 is $1,714,400 (±$49,856) (2020–2024 American Community Survey).

What is the median household income in ZIP code 94404?

The median household income in ZIP code 94404 is $192,332 (±$12,368) a year (2020–2024 American Community Survey).

What town is ZIP code 94404 in?

Most of ZIP code 94404’s land lies in Foster City; it also covers San Mateo.

Sources

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 94404 (zip code tabulation area:94404).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API 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 .

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