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Profile of Congressional District 21, CA


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Districts in this state



Congress:    
State Senate:    
State House:    

2022 population: 758,893

2022 Census data
White:142,416 18.77%
Black:33,0994.36%
Indian:2,6510.35%
Asian:73,2569.65%
2+ races:15,7652.08%
Hispanic:489,26864.47%
Total non-White:616,47781.23%




    

Age, Family & Household Data for Congressional District 21, CA

[Display all years]

Year:
 
Median Age:
Under 18:
Voting Age Population:
Over 65:
Households:
Persons Per HH:
Families (%HH):
Married Couples (%Fams):
Single Mothers (%Fams):
Non-Family (%HH):

2022
NumberPercent
31.2
224,903 29.6%
533,990 70.4%
83,243 11.0%
226,959
3.29
165,395 72.9%
99,587 60.2%
26,290 15.9%
61,564 27.1%
    

2022 Housing Data for Congressional District 21, CA

Housing Data
 Number%
Housing Units239,340 
Median Value$282,300 
Occupied226,95994.8%
Vacant12,3815.2%
Owned113,59550.1%
Rented113,36449.9%
Median Rent$1,130 
Single-Family Units167,12069.8%
    Detached161,11267.3%
    Attached6,0082.5%
Buldings with 5+ Units39,63116.6%
Mobile Homes8,6833.6%

2022 Income & Employment Data for Congressional District 21, CA

Household Income
RangeNumber%
Less than $10,00016,6177.3%
$10,000 to $14,99912,1675.4%
$15,000 to $19,9999,9004.4%
$20,000 to $24,99910,6214.7%
$25,000 to $29,99911,3195.0%
$30,000 to $34,99910,5714.7%
$35,000 to $39,9999,9974.4%
$40,000 to $44,9998,4713.7%
$45,000 to $49,9999,4694.2%
$50,000 to $59,99917,6457.8%
$60,000 to $74,99922,1319.8%
$75,000 to $99,99929,09512.8%
$100,000 to $124,99919,5228.6%
$125,000 to $149,99913,3545.9%
$150,000 to $199,99913,3255.9%
$200,000 or more12,7555.6%
Median Household Income57,950 
Per Capita Income24,282 
Welfare Households
 Number%
SSI22,1879.8%
Public Assistance17,8377.9%
Public Asst. or Food Stamps61,25327.0%
Labor Force, Ages 25-64
 Number%
Employed105,01062.0%
Unemployed10,7426.3%
In Armed Forces4540.3%
Total Labor Force116,20668.6%
Not in Labor Force53,23131.4%
Real Unemployment Rate 37.8%
Class of Worker
 MaleFemale% Male
Private Sector124,66485,94959.2%
Non-Profit9,33912,68342.4%
Self-Employed15,6289,06363.3%
Local Government12,87218,95140.4%
State Government5,2946,74844.0%
Federal Government3,0863,67845.6%
Total Private + Self140,29295,01259.6%
Total Non-Profit + Govt.30,59142,06042.1%
Total170,883137,07255.5%
Pct. Govt.16.4%  
Occupation
 Number%
Management, Business, Science, Arts31,18810.1%
Sales and Office Occupations60,73019.7%
Professional, Technical49,33916.0%
Service Occupations64,63021.0%
Farming, Forestry, Fishing24,7658.0%
All others102,46033.2%
White Collar 45.8%
Industry
 Number%
Retail trade32,42610.5%
Farming, forestry, fishing, mining30,5749.9%
Educational services and health care24,7908.0%
Manufacturing24,7068.0%
Accommodation, food svcs, recreation22,7207.4%
Construction19,8526.4%
Transportation, warehousing, utilities18,2805.9%
Public administration17,6715.7%
Other services14,2774.6%
Professional, scientific, management11,4933.7%
Wholesale trade10,3453.4%
Finance, insurance and real estate7,2712.4%
Information3,5341.1%

2022 Ancestry, Citizenship & Language Data for Congressional District 21, CA

Hispanic Breakdown
CountryNumber%
Mexican459,97960.61%
Puerto Rican2,9310.39%
Cuban5880.08%
Dominican1450.02%
Total Central American10,3581.36%
Costa Rican730.01%
Guatemalan3,0400.40%
Honduran9940.13%
Nicaraguan7130.09%
Panamanian610.01%
Salvadoran5,4770.72%
Total South American2,1510.28%
Argentinean2050.03%
Bolivian1420.02%
Chilean1350.02%
Colombian4950.07%
Ecuadorian3760.05%
Peruvian6970.09%
Uruguayan100.00%
Venezuelan910.01%
Other Hispanic13,1161.73%
Asian Breakdown
CountryNumber%
Hmong27,4163.61%
Indian13,3131.75%
Filipino7,7871.03%
Laotian6,6830.88%
Cambodian4,5760.60%
Chinese3,0900.41%
Japanese1,8050.24%
Vietnamese1,5470.20%
Korean1,0330.14%
Language Spoken at Home
LanguageNumber%
English336,71948.2%
Spanish299,23642.8%
Other Asian30,3234.3%
Other Indo-European16,7182.4%
Arabic3,8750.6%
Tagalog3,6010.5%
Chinese2,5010.4%
Other1,5750.2%
Vietnamese1,2870.2%
Ancestry
CountryNumber%
German31,8544.2%
Irish23,5113.1%
English20,6362.7%
Italian12,0631.6%
American11,1791.5%
Portuguese6,1420.8%
French4,5580.6%
Armenian4,4510.6%
Dutch4,1220.5%
Scottish3,6870.5%
European3,6560.5%
Swedish3,2980.4%
Norwegian2,3480.3%
African2,2920.3%
Scotch-Irish2,0260.3%
Citizenship & Nativity
 Number%
U.S. citizen666,52887.8%
Not a citizen92,36512.2%
Native595,16878.4%
Foreign-born163,72521.6%

2022 Educational Attainment Data for Congressional District 21, CA

Educational Attainment, Population 25 Years and Older
< 9 Years9-12 YearsH.S. Grad or GEDSome CollegeBach. DegreeGrad Degree
71,174 15.7%50,659 11.2%114,193 25.2%143,238 31.6%50,877 11.2%23,354 5.1%
  Average years of education: 11.6
Population 25 Years and Older
< 9 Years 71,174 15.7%
9-12 Years 50,659 11.2%
H.S. Grad or GED 114,193 25.2%
Some College 143,238 31.6%
Bach. Degree 50,877 11.2%
Grad Degree 23,354 5.1%
Average years of education: 11.6

Source for the above data: U.S. Census Bureau / American Community Survey (1 year-estimates)



Historical U.S. House Election Results for Congressional District 21, CA

Click on the District to view county-level data for that election (where available).
NOTE: Results prior to 2022 are for districts which previously covered much of this area, regardless of district number.

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 CA21Jim Costa* (D) 68,074 54.2% Michael Maher (R) 57,573 45.8% 0 0.0% 125,647
*: incumbent           sp: special election           RO: runoff election

Historical Presidential Election Results for Congressional District 21, CA


Click on the Year to view presidential county-level data for that election.

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St)
Diff
(US)
PSV
2020 redist Joe Biden (D) 133,827 59.1% Donald Trump* (R) 87,856 38.8% 4,678 2.1% 226,361 5 -8 1.29%
* incumbent           PSV: percent of state vote
"2020 redist": shows what the results of the 2020 Presidential election would have been under the current (redistricted) boundaries of this district.

Historical Demographic Breakdown for Congressional District 21, CA


NOTE: Data prior to 2022 is for the district which previously covered much of this area, regardless of district number.

YearPopWhiteBlack IndianAsian2+ RacesHispanic
2021 755,683 18.3% 4.2% 0.4% 10.0% 2.2% 64.7%

Voter Registration Data for Congressional District 21, CA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2022 337,856 88,487 26.2% 146,619 43.4% 102,750 30.4% Dem +58,132 Dem +17.2% 64%
VAPOP% is the estimated percentage of voting age population that is registered.
Registration data may include "inactive" voters.   Data for each year pertains to the November elections.