ZIP Code 94514 in Byron, CA

Data Last Updated: November 1, 2025
City:Byron, California
City Alias:Discovery Bay
Counties:Contra Costa County[Primary]
Alameda County
San Joaquin County
Timezone:Pacific (GMT -08:00)
Local Time:8:53:53 PM
Population:1,248 [See All]
Area Code:925
Classification:Standard [Normal Street Delivery]
Coordinates:37.8193, -121.6425
Land Area:30.012 sq mi
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Population & Demographics


ZIP Code 94514 has 1,248 residents and 398 households (average 3.09 persons per household). The median age is 39.9 years, slightly older than the state (37.5) and slightly older than the nation (38.8). The gender split is 51.4% male and 48.6% female, which is slightly higher than the national male share (49.1%), making this a male-majority area. Largest groups are White (52.2%, much higher than the state average of 41.2% and well below the national average of 61.6%) and Hispanic or Latino (49.5%); Hispanic or Latino residents make up 49.5%, which is much higher than the national average (18.7%), and Other / Two or More Races share is much higher than the national average (8.4%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:1,248Source: Census DHC
2023 ACS Population Estimate:2,044Source: Census ACS
2025 ZC Population Estimate:689Source: ZIP-Codes.com
Population Density:41.6 people per sq mile
Average Income:$97,946Source: Census ACS
Households:398Source: Census DHC
Average House Value:$852,900Source: Census ACS
Persons Per Household:3.09Source: Census DHC
Average Family Size:3.23Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--1,3931,0201,0691,1741,2091,3581,5931,4611,4752,0812,2832,0232,044
Decennial Census1,360------------------1,248------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 39.9

Male Median Age: 41.8

Female Median Age: 37.7

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male3133405630433538395450495541202242
Female304138523735374934414234482424181012
Total61747810867787287739592831036544401414
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:65138.94%
Black:281.67%
Hispanic:*61836.96%
Asian:80.48%
American Indian:231.38%
Hawaiian:50.30%
Other:33920.28%
Total:1,672100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:64251.44%41.8 years
Females:60648.56%37.7 years
Total:1,248100%39.9 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:1,57176.86%
Native, born in PR, Island Areas, or abroad:180.88%
Foreign born, naturalized U.S. citizen:29614.48%
Foreign born, not a U.S. citizen:15922.26%
Total Population:2,044100%
Total Native Population:1,58977.74%
Total Foreign-born Population:45522.26%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $97,946, which is far above the national median ($78,538), is up $27,163 (38.4%) since 2011 and above its 2019 pre-pandemic level by $28,012. Family households earn a median of $99,464 versus $67,639 for nonfamily households (a difference of $31,825). By gender, male median income is $99,821 and female is $28,750, which is much lower than the state female median ($61,569), with a current gap of $71,071 that has widened from 2011 to 2023. The labor-force participation rate is 54.4%, which is far less than the state rate (63.9%). The unemployment rate is 14.5%, which is far worse than the national rate (5.2%). The largest occupation group is Management (31.5%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$70,783$52,031$50,199$51,992$52,250$54,348$72,875$68,958$69,934$82,538$80,000$72,445$97,946
Median Family Income$71,100$58,750$51,364$58,750$58,542$70,583$86,250$78,500$104,286$84,735$89,563$79,821$99,464
Median NonFamily Income$25,694$26,250$26,776$32,578$33,173$35,820$36,397$38,487$39,323$38,587$0$60,852$67,639
Median Male Income$45,565$44,219$28,021$37,500$51,000$50,833$51,823$67,569$71,172$105,795$109,844$95,795$99,821
Median Female Income$24,479$33,409$33,409$38,167$41,719$42,750$45,667$47,763$48,264$0$30,395$29,432$28,750
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:81746.58%
Unemployed:1387.87%
Not In Labor Force:79945.55%
Total:1,754100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:25731.46%
Service:16920.69%
Sales and Office:13116.03%
Natural resources, construction, and maintenance:9912.12%
Production, transportation, and material moving:16119.71%
Total Civilian Employed Population:817100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $852,900, which is markedly greater than the national median ($303,400), is up $362,200 (73.81%) since 2011 and above its 2019 pre-pandemic level by $236,400. The median gross rent is $2,496, which is considerably higher than the national median ($1,348), is up $1,139 (83.94%) since 2011 and above its 2019 pre-pandemic level by $1,183. Of occupied housing, owners make up 63.34% (63.86% with a mortgage, 36.14% free-and-clear) and renters 36.66% - making this ZIP Code more home ownership than the state and higher than national rental averages. The vacancy rate is 1.02%, which is markedly below the national rate (10.43%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$490,700$458,800$367,600$330,900$344,200$425,800$461,300$522,900$616,500$735,000$711,000$764,800$852,900
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:00.00%
$1,000 to $1,499:2612.21%
$1,500 to $1,999:73.29%
$2,000 to $2,499:6028.17%
$2,500 to $2,999:8037.56%
$3,000 or more:125.63%
No Rent:2813.15%
Total:213100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$1,357$1,194$1,634$1,516$1,176$1,111$1,567$1,184$1,313$2,210$2,253$2,336$2,496
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):23540.45%
Owner Occupied (free and clear, no mortgage):13322.89%
Renter Occupied:21336.66%
Total Occupied Housing Units:581100%

Occupied Housing Units:58198.98%
Vacant Housing Units (not graphed):61.02%
Total Housing Units:587100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:52188.76%
Multi-Family Units:193.24%
Other Units:478.01%
Total Housing Units:587100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 18.40% of adults (25+) have a bachelor's degree or higher, which is markedly below the state rate (36.50%). High school or higher is 86.20%, which is comparable to the national rate (89.40%). The uninsured rate is 5.10%, which is comparable to the national rate (8.60%). The share of people in poverty is 8.80%, which is on par with the state rate (8.40%), up 4.00 percentage points since 2011 and below its 2019 pre-pandemic level by 5.40 percentage points. This signals a sharp increase in hardship - a shrinking consumer base, heavy pressure on public services, and job-market contraction risks. Among residents ages 3+, the largest enrollment group is college (39.39%). College enrollment is 39.39%, which is far higher than the national rate (26.70%), indicating the community is likely a college hub with student-driven housing and services.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:665.19%
9th to 12th grade, no diploma:1108.65%
High school graduate (includes equivalency):26921.16%
Some college, no degree:40631.94%
Associate's degree:18614.63%
Bachelor's degree:13710.78%
Graduate or professional degree:977.63%
Total:1,271100%
High school or higher:1,09586.15%
Bachelor's degree or higher:23418.41%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:1,31353.35%
Public Insurance:1,04442.42%
No Insurance:1044.23%
Total:2,461100%
Has Health Insurance:2,35795.77%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty4.8%11.1%15.0%3.7%7.8%7.8%13.3%16.2%14.2%10.3%10.3%7.0%8.8%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00.00%
Kindergarten:233.87%
Elementary school (grades 1-8):18030.30%
High school (grades 9-12):15726.43%
College or graduate school:23439.39%
Total:594100%
Early Childhood:233.87%
K-12 (Primary & Secondary School):36060.61%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 94514 supports both business and residential activity. According to the Business Census (2023), there are 57 business establishments, employing about 680 people with an annual payroll of $46,401,000. USPS data shows 223 residential mailboxes and 40 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:223Source: USPS
# Business Mailboxes:40Source: USPS
Total Delivery Receptacles:9,249Source: USPS
Single Family Delivery Units:223Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:57Source: CBP
1st Quarter Payroll:$10,846,000Source: CBP
Annual Payroll:$46,401,000Source: CBP
# of Employees:680Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 94514 is located in Contra Costa County, California, within the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area (CBSA 41860) and California's 9th, 10th, and 14th Congressional Districts. This Metro area has a population of 4,653,593 people, about 0.03% of whom live in ZIP Code 94514, and is subdivided into the Oakland-Fremont-Berkeley, CA division. It covers 30.012 sq mi of land and a water area of 0.195 sq mi.

CBSA Name:San Francisco-Oakland-Fremont, CASource: Census
CBSA Number:41860Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Oakland-Fremont-Berkeley, CA (CBSA Div 36084)Source: Census
CBSA Population:4,653,593Source: Census
MSA:San Francisco-Oakland-San Jose, CA CMSASource: Census
Land Area:30.012 sq miSource: Census
Water Area:0.195 sq miSource: Census
Congressional District:09,10,14Source: USPS
Congressional Land Area:1245.28, 1818.79, 259.5 sq miSource: Census
PMSA:Oakland, CA PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:0609346Source: Census
Place Name:Byron CDP; CaliforniaSource: Census

Adjacent & Nearby ZIP Codes


94515 | | 94513

Schools in ZIP Code 94514


ZIP Code 94514 is part of 2 school districts, including: Byron Union Elementary School District (Grades KG thru 08) and Mountain House Elementary School District (Grades Kindergarten thru 8th). There are 2 public school(s) in this ZIP Code, and we have located 3 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Excelsior Middle 14301 Byron Hwy.
Byron, CA 94514
District: Byron Union Elementary School District
Mountain House Elementary 3950 Mountain House Rd.
Byron, CA 94514
District: Mountain House Elementary School District
Montessori School Of Mountain House 685 N Montebello St
Mountain House, CA 95391
District: Private SchoolNearby
All God's Children Christian School 1900 Willow Lake Rd
Discovery Bay, CA 94505
District: Private SchoolNearby
Golden Hills Christian School 2401 Shady Willow Ln
Brentwood, CA 94513
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 94514


Las Positas College 3000 Campus Hill Drive
Livermore, CA 94551-7650
Type: Post Secondary
Contra Costa Medical Career College 4041 Lone Tree Way Suite 101
Antioch, CA 94581-6208
Type: Post Secondary
Los Medanos College 2700 East Leland Road
Pittsburg, CA 94565
Type: Post Secondary
J D Academy Of Salon And Spa 520 San Ramon Valley Blvd
Danville, CA 94526
Type: Post Secondary
San Joaquin General Hospital School Of Radiation Technology 500 W. Hospital Rd
French Camp, CA 95231
Type: Post Secondary
University Of The Pacific 3601 Pacific Ave
Stockton, CA 95211-0197
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on November 1, 2025.

  1. U.S. Postal Service [Last Updated: 11/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 11/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 11/1/2025], https://nces.ed.gov