Shell Ridge is a CDP located in Contra Costa County California. Shell Ridge has a 2024 population of 1,055. Shell Ridge is currently growing at a rate of 0.67% annually but its population has decreased by -2.41% since the most recent census, which recorded a population of 1,081 in 2020.
The average household income in Shell Ridge is $543,117 with a poverty rate of 1.1%. The median age in Shell Ridge is 42.9 years: 48.3 years for males, and 41.6 years for females.
According to the most recent ACS, the racial composition of Shell Ridge was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 876 | 87.78% |
| Two or more races | 111 | 11.12% |
| Asian | 11 | 1.1% |
| Black or African American | 0 | 0% |
| Native American | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
| Other race | 0 | 0% |
White
Two or more races
Asian
Black or African American
Native American
Native Hawaiian or Pacific Islander
Other race
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 347 | 2.88 | 92.8 | 7.2 |
| Married | 231 | 3.37 | 89.2 | 10.8 |
| Non Family | 104 | 1.78 | 100 | 0 |
| Male | 12 | 2.83 | 100 | 0 |
| Female | 0 | 0 | 0 | 0 |
3.3
Average Family Size
2.88
Average Household Size
92.8%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 0 | 0% |
| Associates Degree | 88 | 11.69% |
| Bachelors Degree | 266 | 35.33% |
| Graduate Degree | 351 | 46.61% |
| High School Graduate | 29 | 3.85% |
| Less Than 9th Grade | 0 | 0% |
| Some College | 19 | 2.52% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 676 | 676 | 540 |
| 2+ Races | 66 | 66 | 66 |
| Hispanic | 50 | 50 | 50 |
| Asian | 11 | 11 | 11 |
The highest rate of high school graduation is among white people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 100%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $51,497 | $162,083 | $50,818 |
| Graduate Degree | $141,005 | $141,929 | $0 |
| High School Graduate | $0 | $0 | $0 |
| Less Than 9th Grade | $0 | $0 | $0 |
| Overall | $140,734 | $202,381 | $62,386 |
| Some College | $250,001 | $0 | $0 |
$140,734
Average Earnings
$202,381
Average Male
$62,386
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
78.18% of Shell Ridge residents speak only English, while 21.82% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 11.17% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Asian | 11 | 11 | 100% |
1.1%
Overall Poverty Rate
0%
Male Poverty Rate
2.22%
Female Poverty Rate
The race most likely to be in poverty in Shell Ridge is Asian, with 100% below the poverty level.
The race least likely to be in poverty in Shell Ridge is Asian, with 100% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 4.78%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 0% |
| Bachelors or Greater | 1.78% |
| High School | 0% |
| Some College | 0% |
rate
Rate | Poverty |
|---|---|
| Male Employed | 0% |
| Male Unemployed | 0% |
| Female Employed | 0% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $244,115 | $361,747 |
| Households | $250,001 | $543,117 |
| Married Families | $244,323 | $-999,999,999 |
| Non Families | $250,001 | $966,894 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
56.1%
Overall Marriage Rate
51.2%
Male Marriage Rate
62.0%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
14
Number of Veterans
14
Male Veterans
0
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 14 |
| Second Gulf War | 0 |
| First Gulf War | 0 |
| Korea | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 65 to 74 | 14 |
| 18 to 34 | 0 |
| 35 to 54 | 0 |
| 55 to 64 | 0 |
| 75+ | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 14 | 2.03% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
0%
Veteran Disability Rate
LaborForceParticipation
72.4%
Labor Force Participation
70%
Employment Rate
3.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
52%
Born in Shell Ridge
89.78%
Native Born
10.22%
Foreign Born
0.8%
Non Citizen
9.42%
Naturalized
89.78% of Shell Ridge residents were born in the United States, with 52% having been born in California. 0.8% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 1,055 | 7 | 0.67% |
| 2023 | 1,048 | 7 | 0.67% |
| 2022 | 1,041 | -40 | -3.7% |
| 2021 | 1,081 | 0 | 0% |
| 2020 | 1,081 | -261 | -19.45% |
| 2019 | 1,342 | 61 | 4.76% |
| 2018 | 1,281 | -47 | -3.54% |
| 2017 | 1,328 | 205 | 18.25% |
| 2016 | 1,123 | 84 | 8.08% |
| 2015 | 1,039 | -100 | -8.78% |
| 2014 | 1,139 | -99 | -8% |
| 2013 | 1,238 | 356 | 40.36% |
| 2012 | 882 | -241 | -21.46% |
| 2011 | 1,123 | 164 | 17.1% |
| 2010 | 959 | 0 | 0% |