Bay Farm Island, Alameda, CA demographics:
population, income, and more

Total population
9,309
0.5% year-over-year change
Median household income
$180,938/yr
-7.1% year-over-year change
Housing units
3,460
-0.4% year-over-year change

Bay Farm Island population

How many people live in Bay Farm Island

Bay Farm Island is home to 9,309 residents, according to the most recent Census data. Gender-wise, 47.3% of Bay Farm Island locals are male, and 52.7% are female.

Total population
9,309
0.5% year-over-year change
Gender ratio
Male
47.3%
4,400
Female
52.7%
4,910
Value Percent YoY change
Male 4,400 47.3% -1.3%
Female 4,910 52.7% 2.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Bay Farm Island is 45, with the population distributed as follows: about 19.7% are children under 15, then 8.5% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.2% of the population, while another 28.1% fall into the 45 to 64 bracket. Finally, around 21.6% are 65 or older.

Median age
44.8
Age breakdown
Under 15
19.7%
15 to 24
8.5%
25 to 44
22.2%
45 to 64
28.1%
Over 65
21.6%
Value Percent YoY change
Under 15 1,831 19.7% -0.5%
15 to 24 792 8.5% 15.4%
25 to 44 2,063 22.2% -1.1%
45 to 64 2,615 28.1% -1.4%
Over 65 2,009 21.6% 0.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Bay Farm Island, 69.6% of the population are US-born citizens, while 25% have gained naturalized citizenship. At the same time, 5.4% of residents are non-citizens. As for race, 37.4% of locals are Caucasian, 1.2% are African American and 41.7% have Asian roots. There’s also a share of 16.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
69.6%
Non-U.S.-born citizens
25%
Non-citizens
5.4%
Value Percent YoY change
U.S.-born citizens 6,479 69.6% -3.2%
Non-U.S.-born citizens 2,326 25% 6.5%
Non-citizens 504 5.4% 31.2%
Racial breakdown
White
37.4%
Black or African American
1.2%
American Indian and Alaska Native
0%
Asian
41.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
16.9%
Other
2.8%
Value Percent
White 3,479 37.4%
Black or African American 107 1.2%
Asian 3,885 41.7%
Two or more races 1,573 16.9%
Other 265 2.8%

Households in Bay Farm Island

A peek inside Bay Farm Island households

Bay Farm Island has 3,313 households, with an average of 3 members in each. Of these, 80.9% are families, while the remaining 19.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
3,313
-0.1% year-over-year change
Average people per household
3
Non-family households
634
Family households
2,680
Value Percent YoY change
Non-family households 634 19.1% 3.1%
Family households 2,680 80.9% -0.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Bay Farm Island

The housing landscape of Bay Farm Island

Bay Farm Island's housing consists of 3,460 units, with 65% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 31.2% and offer a more compact, shared living style.

Housing units
3,460
-0.4% year-over-year change
Housing types
Value Percent
1 unit, detached 2,249 65%
1 unit, attached 1,078 31.2%
2 units 44 1.3%
3 or 4 units 42 1.2%
20 to 49 units 15 0.4%
50 or more units 31 0.9%
Homes built since 2020
% year-over-year change

The age of buildings in Bay Farm Island

In Bay Farm Island, the median construction year is 1984. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 34 1% -60.9%
Built between 1950 and 1959 175 5.1% -5.9%
Built between 1960 and 1969 285 8.2% 9.6%
Built between 1970 and 1979 655 18.9% -3.7%
Built between 1980 and 1989 1,454 42% -5.1%
Built between 1990 and 1999 743 21.5% 19.3%
Built between 2000 and 2009 105 3% 25.0%
Built between 2010 and 2019 9 0.3% -59.1%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Bay Farm Island occupancy rates

Out of the 3,313 occupied housing units in Bay Farm Island, 86% are owner-occupied, while 14% are lived in by tenants. Meanwhile, 4.2% of all homes on the local market sit vacant.

Occupied housing units
3,313
-0.1% year-over-year change
Occupancy breakdown
Renter occupied
464
Owner occupied
2,849
Value Percent YoY
change
Renter occupied 464 14% 6.7%
Owner occupied 2,849 86% -1.0%
Unoccupied housing units
4.2%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Bay Farm Island housing costs

Housing costs in Bay Farm Island come to a median of $2,985 per month, while tenants specifically pay a median gross rent of $3,501.

Median housing costs per month
$2,985/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Bay Farm Island
$3,501/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Bay Farm Island

Bay Farm Island education at a glance

About 9.6% of the population in Bay Farm Island went to high school, while 10.4% pursued college studies. Another 5.9% earned an associate degree and 41% hold a bachelor’s. Meanwhile, 30.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 188 2.7% 6.8%
High school diploma 674 9.6% -3.6%
College diploma 728 10.4% -4.8%
Associate degree 411 5.9% -3.8%
Bachelor's degree 2,876 41% -1.1%
Graduate degree 2,141 30.5% 8.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Bay Farm Island

How much people earn in Bay Farm Island

The average annual household income in Bay Farm Island was $220,929 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.4% change from the previous year. At the same time, the median income stood at $180,938, reflecting a -7.1% shift over the same period.

Average household income in Bay Farm Island
$220,929/year
-0.4% year-over-year change
Median household income in Bay Farm Island
$180,938/year
-7.1% year-over-year change

Bay Farm Island income by age

In Bay Farm Island, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $250,001. Those with someone between 45 and 64 in charge, often well established professionally, earn $179,966 overall. Overall, 97.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $250,001 0.0%
45 - 64 $179,966 -5.2%
Over 65 $136,054 2.8%
Above poverty level
8,998
Below poverty level
234
Value Percent YoY
change
Above poverty level 8,998 97.5% 1.1%
Below poverty level 234 2.5% -2.5%

Employment in Bay Farm Island

Workforce and job types in Bay Farm Island

93.7% of the working population are employed in professional or administrative positions, while 6.3% are in hands-on or service-based jobs. Also, 10.5% run their own businesses, 62.9% are employed by private companies, and 18.7% work in the public sector.

Workforce demographics

White collar
4,138
Blue collar
280
Value Percent YoY change
White collar 4,138 93.7% -0.2%
Blue collar 280 6.3% -25.5%
Employer type
Self employees
10.5%
Private companies
62.9%
Governmental workers
18.7%
Not for profit companies
7.9%
Value Percent YoY change
Self employees 464 10.5% 5.7%
Private companies 2,779 62.9% -1.8%
Governmental workers 828 18.7% -1.3%
Not for profit companies 348 7.9% -16.1%

Transportation in Bay Farm Island

How people get around in Bay Farm Island

Commuting methods vary: 78.7% of residents travel by personal vehicle and 3.5% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 2,190 78.7% -2.6%
Taxicab 12 0.4% -7.7%
Bus or trolleybus 35 1.3% -70.8%
Railroad 2 0.1% 0.0%
Ferryboat 357 12.8% -23.9%
Bicycle 89 3.2% -19.8%
Walk 98 3.5% 69.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Bay Farm Island by zipcode?

Zipcode Population Number of households Median income Average income
94502 13,430 4,780 $180,938 $220,934

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FAQs about Bay Farm Island demographics 

What is the total population of Bay Farm Island?

Bay Farm Island has a total population of 9,309 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.5% compared to a year ago.

What is the gender ratio in Bay Farm Island?

The gender ratio in Bay Farm Island is as follows:
  • 47.3% males (4,400 residents)
  • 52.7% females (4,910 residents)

What is the median age in Bay Farm Island?

The median age in Bay Farm Island is 44.8.

What is the age distribution of the population in Bay Farm Island?

The age distribution in Bay Farm Island is as follows:
  • Under 15: 19.7% (1,831 residents)
  • Ages 15-24: 8.5% (792 residents)
  • Ages 25-44: 22.2% (2,063 residents)
  • Ages 45-64: 28.1% (2,615 residents)
  • Over 65: 21.6% (2,009 residents)

What is the racial and ethnic makeup of Bay Farm Island?

The racial and ethnic makeup of Bay Farm Island is as follows:
  • White: 37.4% (3,479 residents)
  • Black or African American: 1.2% (107 residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 41.7% (3,885 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 16.9% (1,573 residents)
  • Other: 2.8% (265 residents)

What percentage of the population in Bay Farm Island are U.S.-born citizens?

U.S.-born citizens represent 69.6% of the population in Bay Farm Island.

How many housing units are there in Bay Farm Island?

There are 3,460 housing units in Bay Farm Island, reflecting a -0.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Bay Farm Island and what is the average household size?

Bay Farm Island has a total of 3,313 households, with an average of 3 people in each.

What is the median household income in Bay Farm Island?

Bay Farm Island has a median household income of $180,938, representing a -7.1% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Bay Farm Island?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 93.7% (4,138 residents)
  • Blue-collar workers: 6.3% (280 residents)

Places of employment:
  • Self-employed: 10.5% (464 residents)
  • Private companies: 62.9% (2,779 residents)
  • Governmental workers: 18.7% (828 residents)
  • Not-for-profit companies: 7.9% (348 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025