Signal Hill, CA demographics:
population, income, and more

Total population
11,468
-0.8% year-over-year change
Median household income
$113,298/yr
10.8% year-over-year change
Housing units
4,811
-4.5% year-over-year change

Signal Hill population

How many people live in Signal Hill

Signal Hill is home to 11,468 residents, according to the most recent Census data. Gender-wise, 51.2% of Signal Hill locals are male, and 48.8% are female.

Total population
11,468
-0.8% year-over-year change
Gender ratio
Male
51.2%
5,867
Female
48.8%
5,601
Value Percent YoY change
Male 5,867 51.2% -0.7%
Female 5,601 48.8% -1.0%
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 Signal Hill is 42, with the population distributed as follows: about 15.6% are children under 15, then 10% are in the 15 to 24 age group. Adults between 25 and 44 make up 29.8% of the population, while another 32.1% fall into the 45 to 64 bracket. Finally, around 12.6% are 65 or older.

Median age
41.9
Age breakdown
Under 15
15.6%
15 to 24
10%
25 to 44
29.8%
45 to 64
32.1%
Over 65
12.6%
Value Percent YoY change
Under 15 1,788 15.6% -0.5%
15 to 24 1,142 10% 28.9%
25 to 44 3,417 29.8% -10.1%
45 to 64 3,678 32.1% 1.7%
Over 65 1,443 12.6% -1.4%
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 Signal Hill, 72.4% of the population are US-born citizens, while 18.1% have gained naturalized citizenship. At the same time, 9.4% of residents are non-citizens. As for race, 44.9% of locals are Caucasian, 6.3% are African American and 23.1% have Asian roots. Another 0.2% are Indigenous American, 0.8% are Pacific Islanders, while 9.4% identify as another race. There’s also a share of 15.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
72.4%
Non-U.S.-born citizens
18.1%
Non-citizens
9.4%
Value Percent YoY change
U.S.-born citizens 8,308 72.4% 0.3%
Non-U.S.-born citizens 2,076 18.1% -3.1%
Non-citizens 1,084 9.4% -4.6%
Racial breakdown
White
44.9%
Black or African American
6.3%
American Indian and Alaska Native
0.2%
Asian
23.1%
Native Hawaiian and other Pacific Islander
0.8%
Two or more races
15.3%
Other
9.4%
Value Percent
White 5,154 44.9%
Black or African American 721 6.3%
American Indian and Alaska Native 29 0.2%
Asian 2,646 23.1%
Native Hawaiian and other Pacific Islander 91 0.8%
Two or more races 1,750 15.3%
Other 1,077 9.4%

Households in Signal Hill

A peek inside Signal Hill households

Signal Hill has 4,545 households, with an average of 3 members in each. Of these, 62.4% are families, while the remaining 37.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
4,545
-2.8% year-over-year change
Average people per household
3
Non-family households
1,710
Family households
2,835
Value Percent YoY change
Non-family households 1,710 37.6% -13.5%
Family households 2,835 62.4% 5.0%
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 Signal Hill

The housing landscape of Signal Hill

Signal Hill's housing consists of 4,811 units, with 37.4% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 9.5% and offer a more compact, shared living style.

Housing units
4,811
-4.5% year-over-year change
Housing types
Value Percent
1 unit, detached 1,799 37.4%
1 unit, attached 455 9.5%
2 units 189 3.9%
3 or 4 units 286 5.9%
5 to 9 units 802 16.7%
10 to 19 units 365 7.6%
20 to 49 units 510 10.6%
50 or more units 405 8.4%
Homes built since 2020
12
% year-over-year change

The age of buildings in Signal Hill

In Signal Hill, the median construction year is 1980. About 7.3% of homes were built before the 1940s, with another 4.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 14.7% of homes were added from 2000 to 2009, 5.8% between 2010 and 2019, and 0.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 353 7.3% 5.4%
Built between 1940 and 1949 232 4.8% -24.9%
Built between 1950 and 1959 584 12.1% 4.7%
Built between 1960 and 1969 340 7.1% -14.4%
Built between 1970 and 1979 845 17.6% -12.3%
Built between 1980 and 1989 1,105 23% -3.6%
Built between 1990 and 1999 355 7.4% -6.1%
Built between 2000 and 2009 708 14.7% -1.5%
Built between 2010 and 2019 277 5.8% 19.9%
Built in 2020 or later 12 0.2% N/A
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.

Signal Hill occupancy rates

Out of the 4,545 occupied housing units in Signal Hill, 50.3% are owner-occupied, while 49.7% are lived in by tenants. Meanwhile, 5.5% of all homes on the local market sit vacant.

Occupied housing units
4,545
-2.8% year-over-year change
Occupancy breakdown
Renter occupied
2,260
Owner occupied
2,285
Value Percent YoY
change
Renter occupied 2,260 49.7% 0.1%
Owner occupied 2,285 50.3% -5.5%
Unoccupied housing units
5.5%
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.

Signal Hill housing costs

Housing costs in Signal Hill come to a median of $1,976 per month, while tenants specifically pay a median gross rent of $1,851.

Median housing costs per month
$1,976/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 Signal Hill
$1,851/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 Signal Hill

Signal Hill education at a glance

About 20% of the population in Signal Hill went to high school, while 31.1% pursued college studies. Another 7.7% earned an associate degree and 22.4% hold a bachelor’s. Meanwhile, 12.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 605 6.4% -16.7%
High school diploma 1,881 20% -0.3%
College diploma 2,922 31.1% 8.5%
Associate degree 722 7.7% 3.6%
Bachelor's degree 2,101 22.4% -8.8%
Graduate degree 1,156 12.3% -4.9%
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 Signal Hill

How much people earn in Signal Hill

The average annual household income in Signal Hill was $139,928 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +8.4% change from the previous year. At the same time, the median income stood at $113,298, reflecting a +10.8% shift over the same period.

Average household income in Signal Hill
$139,928/year
8.4% year-over-year change
Median household income in Signal Hill
$113,298/year
10.8% year-over-year change

Signal Hill income by age

In Signal Hill, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $113,407. Those with someone between 45 and 64 in charge, often well established professionally, earn $121,900 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $41,169, while those led by someone over 65, many of whom may be retired, have about $88,977 in earnings. Overall, 92.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $41,169 N/A
25 - 44 $113,407 10.5%
45 - 64 $121,900 4.0%
Over 65 $88,977 78.2%
Above poverty level
10,552
Below poverty level
807
Value Percent YoY
change
Above poverty level 10,552 92.9% 1.4%
Below poverty level 807 7.1% -16.3%

Average renter income in Signal Hill

To get a better sense of what renters earn on average in Signal Hill, their median household income was $76,414 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 29.1%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$76,414
Rent-to-income ratio
29.1%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Signal Hill

Workforce and job types in Signal Hill

The job market in Signal Hill is powered by 6,382 working residents, spread across a range of industries and roles. 80.6% of the working population are employed in professional or administrative positions, while 19.4% are in hands-on or service-based jobs. Also, 10.3% run their own businesses, 68% are employed by private companies, and 13.6% work in the public sector.

Workforce demographics

Working population
6,382
0.2% year-over-year change
White collar
5,146
Blue collar
1,236
Value Percent YoY change
White collar 5,146 80.6% -1.7%
Blue collar 1,236 19.4% 9.2%
Employer type
Self employees
10.3%
Private companies
68%
Governmental workers
13.6%
Not for profit companies
8.1%
Value Percent YoY change
Self employees 655 10.3% -22.3%
Private companies 4,337 68% 10.8%
Governmental workers 871 13.6% -14.9%
Not for profit companies 519 8.1% -11.3%
Unemployment rate
4.9%
-6.2% year-over-year change

Available workforce

The unemployment rate in Signal Hill stands at 4.9%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Signal Hill

How people get around in Signal Hill

Commuting methods vary: 74.9% of residents travel by personal vehicle and 1.3% 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 4,731 74.9% -6.0%
Subway or elevated 87 1.4% N/A
Motorcycle 19 0.3% 18.8%
Bicycle 12 0.2% -45.5%
Walk 80 1.3% 15.9%
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 Signal Hill by zipcode?

Zipcode Population Number of households Median income Average income
90755 11,521 4,563 $113,512 $139,914

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FAQs about Signal Hill demographics 

What is the total population of Signal Hill?

Signal Hill has a total population of 11,468 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 -0.8% compared to a year ago.

What is the gender ratio in Signal Hill?

The gender ratio in Signal Hill is as follows:
  • 51.2% males (5,867 residents)
  • 48.8% females (5,601 residents)

What is the median age in Signal Hill?

The median age in Signal Hill is 41.9.

What is the age distribution of the population in Signal Hill?

The age distribution in Signal Hill is as follows:
  • Under 15: 15.6% (1,788 residents)
  • Ages 15-24: 10% (1,142 residents)
  • Ages 25-44: 29.8% (3,417 residents)
  • Ages 45-64: 32.1% (3,678 residents)
  • Over 65: 12.6% (1,443 residents)

What is the racial and ethnic makeup of Signal Hill?

The racial and ethnic makeup of Signal Hill is as follows:
  • White: 44.9% (5,154 residents)
  • Black or African American: 6.3% (721 residents)
  • American Indian and Alaska Native: 0.2% (29 residents)
  • Asian: 23.1% (2,646 residents)
  • Native Hawaiian and Other Pacific Islander: 0.8% (91 residents)
  • Two or More Races: 15.3% (1,750 residents)
  • Other: 9.4% (1,077 residents)

What percentage of the population in Signal Hill are U.S.-born citizens?

U.S.-born citizens represent 72.4% of the population in Signal Hill.

How many housing units are there in Signal Hill?

There are 4,811 housing units in Signal Hill, reflecting a -4.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Signal Hill and what is the average household size?

Signal Hill has a total of 4,545 households, with an average of 3 people in each.

What is the median household income in Signal Hill?

Signal Hill has a median household income of $113,298, representing a +10.8% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Signal Hill?

The employment rate is 95.1% in Signal Hill, with a workforce of 6,382 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 80.6% (5,146 residents)
  • Blue-collar workers: 19.4% (1,236 residents)

Places of employment:
  • Self-employed: 10.3% (655 residents)
  • Private companies: 68% (4,337 residents)
  • Governmental workers: 13.6% (871 residents)
  • Not-for-profit companies: 8.1% (519 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