The Sea Ranch, CA demographics:
population, income, and more

Total population
1,275
6.2% year-over-year change
Median household income
$138,125/yr
13.5% year-over-year change
Housing units
1,853
2.2% year-over-year change

The Sea Ranch population

How many people live in The Sea Ranch

The Sea Ranch is home to 1,275 residents, according to the most recent Census data. Gender-wise, 43.5% of The Sea Ranch locals are male, and 56.5% are female.

Total population
1,275
6.2% year-over-year change
Gender ratio
Male
43.5%
555
Female
56.5%
720
Value Percent YoY change
Male 555 43.5% -2.8%
Female 720 56.5% 14.5%
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

Adults between 25 and 44 make up 2.4% of the population, while another 24.8% fall into the 45 to 64 bracket. Finally, around 71.6% are 65 or older.

Median age
70.3
Age breakdown
Under 15
0%
15 to 24
1.2%
25 to 44
2.4%
45 to 64
24.8%
Over 65
71.6%
Value Percent YoY change
15 to 24 15 1.2% -11.8%
25 to 44 31 2.4% -50.0%
45 to 64 316 24.8% 4.3%
Over 65 913 71.6% 11.6%
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 The Sea Ranch, 90% of the population are US-born citizens, while 8.4% have gained naturalized citizenship. At the same time, 1.6% of residents are non-citizens. There’s also a share of 11.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90%
Non-U.S.-born citizens
8.4%
Non-citizens
1.6%
Value Percent YoY change
U.S.-born citizens 1,147 90% 8.7%
Non-U.S.-born citizens 107 8.4% -15.8%
Non-citizens 21 1.6% 16.7%
Racial breakdown
White
82.6%
Black or African American
0%
American Indian and Alaska Native
1.6%
Asian
4.8%
Native Hawaiian and other Pacific Islander
0%
Two or more races
11.1%
Other
0%
Value Percent
White 1,053 82.6%
American Indian and Alaska Native 20 1.6%
Asian 61 4.8%
Two or more races 141 11.1%

Households in The Sea Ranch

A peek inside The Sea Ranch households

The Sea Ranch has 692 households, with an average of 2 members in each. Of these, 71% are families, while the remaining 29% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
692
5.8% year-over-year change
Average people per household
2
Non-family households
201
Family households
491
Value Percent YoY change
Non-family households 201 29% -13.4%
Family households 491 71% 16.4%
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 The Sea Ranch

The housing landscape of The Sea Ranch

The Sea Ranch's housing consists of 1,853 units, with 99.1% being detached single-family homes ideal for those wanting space.

Housing units
1,853
2.2% year-over-year change
Housing types
Value Percent
1 unit, detached 1,837 99.1%
20 to 49 units 16 0.9%
Homes built since 2020
% year-over-year change

The age of buildings in The Sea Ranch

In The Sea Ranch, the median construction year is 1987. About 0.6% of homes were built before the 1940s, with another 1.6% going up by 1949. 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 11 0.6% -8.3%
Built between 1940 and 1949 30 1.6% 42.9%
Built between 1950 and 1959 14 0.8% N/A
Built between 1960 and 1969 136 7.3% 21.4%
Built between 1970 and 1979 418 22.6% -1.2%
Built between 1980 and 1989 456 24.6% 2.2%
Built between 1990 and 1999 448 24.2% -1.8%
Built between 2000 and 2009 310 16.7% -0.6%
Built between 2010 and 2019 30 1.6% -3.2%
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.

The Sea Ranch occupancy rates

Out of the 692 occupied housing units in The Sea Ranch, 95.2% are owner-occupied, while 4.8% are lived in by tenants. Meanwhile, 62.7% of all homes on the local market sit vacant.

Occupied housing units
692
5.8% year-over-year change
Occupancy breakdown
Renter occupied
33
Owner occupied
659
Value Percent YoY
change
Renter occupied 33 4.8% 3.1%
Owner occupied 659 95.2% 6.0%
Unoccupied housing units
62.7%
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.

The Sea Ranch housing costs

Median housing costs per month
$1,661/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.

Education in The Sea Ranch

The Sea Ranch education at a glance

About 9.6% of the population in The Sea Ranch went to high school, while 9.4% pursued college studies. Another 6.9% earned an associate degree and 31.3% hold a bachelor’s. Meanwhile, 42.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
High school diploma 122 9.6% -6.2%
College diploma 120 9.4% -27.3%
Associate degree 88 6.9% 69.2%
Bachelor's degree 399 31.3% 25.1%
Graduate degree 546 42.8% 2.2%
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 The Sea Ranch

How much people earn in The Sea Ranch

The average annual household income in The Sea Ranch was $196,064 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +26.4% change from the previous year. At the same time, the median income stood at $138,125, reflecting a +13.5% shift over the same period.

Average household income in The Sea Ranch
$196,064/year
26.4% year-over-year change
Median household income in The Sea Ranch
$138,125/year
13.5% year-over-year change

The Sea Ranch income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $213,971 overall. Overall, 96.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $213,971 9.3%
Over 65 $124,773 3.3%
Above poverty level
1,236
Below poverty level
39
Value Percent YoY
change
Above poverty level 1,236 96.9% 6.7%
Below poverty level 39 3.1% -7.1%

Employment in The Sea Ranch

Workforce and job types in The Sea Ranch

95.2% of the working population are employed in professional or administrative positions, while 4.8% are in hands-on or service-based jobs. Also, 28.6% run their own businesses, 43.5% are employed by private companies, and 23.9% work in the public sector.

Workforce demographics

White collar
379
Blue collar
19
Value Percent YoY change
White collar 379 95.2% -5.2%
Blue collar 19 4.8% -50.0%
Employer type
Self employees
28.6%
Private companies
43.5%
Governmental workers
23.9%
Not for profit companies
4%
Value Percent YoY change
Self employees 114 28.6% -10.9%
Private companies 173 43.5% -9.9%
Governmental workers 95 23.9% -7.8%
Not for profit companies 16 4% 6.7%

Transportation in The Sea Ranch

How people get around in The Sea Ranch

Means of transportation
Value Percent YoY change
Car 137 100% -33.2%
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 The Sea Ranch by zipcode?

Zipcode Population Number of households Median income Average income
95497 1,275 692 $138,125 $196,064

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FAQs about The Sea Ranch demographics 

What is the total population of The Sea Ranch?

The Sea Ranch has a total population of 1,275 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 +6.2% compared to a year ago.

What is the gender ratio in The Sea Ranch?

The gender ratio in The Sea Ranch is as follows:
  • 43.5% males (555 residents)
  • 56.5% females (720 residents)

What is the median age in The Sea Ranch?

The median age in The Sea Ranch is 70.3.

What is the age distribution of the population in The Sea Ranch?

The age distribution in The Sea Ranch is as follows:
  • Under 15: 0% ( residents)
  • Ages 15-24: 1.2% (15 residents)
  • Ages 25-44: 2.4% (31 residents)
  • Ages 45-64: 24.8% (316 residents)
  • Over 65: 71.6% (913 residents)

What is the racial and ethnic makeup of The Sea Ranch?

The racial and ethnic makeup of The Sea Ranch is as follows:
  • White: 82.6% (1,053 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 1.6% (20 residents)
  • Asian: 4.8% (61 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 11.1% (141 residents)
  • Other: 0% ( residents)

What percentage of the population in The Sea Ranch are U.S.-born citizens?

U.S.-born citizens represent 90% of the population in The Sea Ranch.

How many housing units are there in The Sea Ranch?

There are 1,853 housing units in The Sea Ranch, reflecting a +2.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in The Sea Ranch and what is the average household size?

The Sea Ranch has a total of 692 households, with an average of 2 people in each.

What is the median household income in The Sea Ranch?

The Sea Ranch has a median household income of $138,125, representing a +13.5% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for The Sea Ranch?

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

Job types:
  • White-collar workers: 95.2% (379 residents)
  • Blue-collar workers: 4.8% (19 residents)

Places of employment:
  • Self-employed: 28.6% (114 residents)
  • Private companies: 43.5% (173 residents)
  • Governmental workers: 23.9% (95 residents)
  • Not-for-profit companies: 4% (16 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