ZIP Code 93240 in Mountain Mesa, CA

Data Last Updated: October 1, 2025
City:Mountain Mesa, California
City Alias:Lake Isabella
County:Kern County
Timezone:Pacific (GMT -08:00)
Local Time:8:38:04 PM
Population:5,691 [See All]
Area Codes:760 / 442
Classification:Standard [Normal Street Delivery]
Coordinates:35.6198, -118.4205
Land Area:57.952 sq mi
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Population & Demographics


ZIP Code 93240 has 5,691 residents and 2,531 households (average 2.23 persons per household). The median age is 49.8 years, significantly older than the state (37.5) and significantly older than the nation (38.8). The gender split is 49.4% male and 50.6% female, which is about the same as the national male share (49.1%), making this a female-majority area. Largest groups are White (81.6%, much higher than the state average of 41.2% and well above the national average of 61.6%) and Hispanic or Latino (12.4%); Hispanic or Latino residents make up 12.4%, which is much lower than the state average (39.4%).

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:5,691Source: Census DHC
2023 ACS Population Estimate:5,622Source: Census ACS
2025 ZC Population Estimate:5,204Source: ZIP-Codes.com
Population Density:98.2 people per sq mile
Average Income:$28,535Source: Census ACS
Households:2,531Source: Census DHC
Average House Value:$203,500Source: Census ACS
Persons Per Household:2.23Source: Census DHC
Average Family Size:3.75Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--5,8185,3085,1005,6675,7976,4896,9606,3436,3276,0965,9125,4705,622
Decennial Census6,056------------------5,691------
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: 49.8

Male Median Age: 49.4

Female Median Age: 50

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male152176189127951381511501371011592412722371801599154
Female1431611461231131211671771501401402352842722031409572
Total295337335250208259318327287241299476556509383299186126
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:4,64479.53%
Black:400.69%
Hispanic:*70812.13%
Asian:621.06%
American Indian:1422.43%
Hawaiian:40.07%
Other:2394.09%
Total:5,839100%
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:2,80949.36%49.4 years
Females:2,88250.64%50.0 years
Total:5,691100%49.8 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:5,33194.82%
Native, born in PR, Island Areas, or abroad:210.37%
Foreign born, naturalized U.S. citizen:1051.87%
Foreign born, not a U.S. citizen:1654.80%
Total Population:5,622100%
Total Native Population:5,35295.20%
Total Foreign-born Population:2704.80%
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 $28,535, which is considerably lower than the state median ($96,334), is up $3,924 (15.9%) since 2011 and below its 2019 pre-pandemic level by $10,416. Family households earn a median of $31,661 versus $22,612 for nonfamily households (a difference of $9,049). By gender, male median income is $45,368 and female is $44,643, which is considerably lower than the state female median ($61,569), with a current gap of $725 that has narrowed from 2011 to 2023. The labor-force participation rate is 32.4%, which is far less than the state rate (63.9%). The unemployment rate is 7.3%, which is markedly higher than the national rate (5.2%). The largest occupation group is Service (27.5%).

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$24,611$21,438$22,706$26,054$26,081$30,434$35,783$42,758$38,951$33,793$30,522$28,909$28,535
Median Family Income$42,132$40,012$42,683$42,790$40,331$48,054$63,393$51,198$49,375$39,260$32,477$31,639$31,661
Median NonFamily Income$15,474$15,521$15,988$20,482$20,538$25,156$25,795$29,075$27,831$28,731$21,554$24,440$22,612
Median Male Income$55,863$51,250$19,577$65,145$56,516$51,542$59,875$61,189$57,292$56,325$65,161$58,780$45,368
Median Female Income$28,000$30,952$29,054$28,780$27,743$28,737$31,393$47,917$50,759$51,607$43,500$44,013$44,643
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:1,28730.05%
Unemployed:1012.36%
Not In Labor Force:2,89567.59%
Total:4,283100%
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:34626.88%
Service:35427.51%
Sales and Office:20115.62%
Natural resources, construction, and maintenance:15812.28%
Production, transportation, and material moving:22817.72%
Total Civilian Employed Population:1,287100%
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 $203,500, which is far less than the state median ($695,400), is up $48,900 (31.63%) since 2011 and above its 2019 pre-pandemic level by $81,100. The median gross rent is $1,129, which is far less than the state median ($1,956), is up $547 (93.99%) since 2011 and above its 2019 pre-pandemic level by $266. Of occupied housing, owners make up 69.92% (35.95% with a mortgage, 64.05% free-and-clear) and renters 30.08% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 21.48%, which is considerably higher than the state rate (7.55%).

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$154,600$132,000$115,500$123,000$120,500$122,100$118,700$134,900$122,400$149,200$177,900$189,100$203,500
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:344.34%
$500 to $999:15219.39%
$1,000 to $1,499:44757.02%
$1,500 to $1,999:9612.24%
$2,000 to $2,499:00.00%
$2,500 to $2,999:70.89%
$3,000 or more:00.00%
No Rent:486.12%
Total:784100%
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$582$718$628$827$827$810$796$836$863$862$984$1,018$1,129
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):65525.13%
Owner Occupied (free and clear, no mortgage):1,16744.78%
Renter Occupied:78430.08%
Total Occupied Housing Units:2,606100%

Occupied Housing Units:2,60678.52%
Vacant Housing Units (not graphed):71321.48%
Total Housing Units:3,319100%
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:1,78853.87%
Multi-Family Units:1334.01%
Other Units:1,39842.12%
Total Housing Units:3,319100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 10.40% of adults (25+) have a bachelor's degree or higher, which is markedly below the state rate (36.50%). High school or higher is 91.50%, which is markedly above the state rate (84.60%). The uninsured rate is 3.40%, which is far lower than the national rate (8.60%). Private coverage is 32.10%, which is far lower than the national rate (67.30%). Public coverage is 75.90%, which is far higher than the national rate (36.30%). The share of people in poverty is 22.00%, which is markedly above the state rate (8.40%), up 7.70 percentage points since 2011 and above its 2019 pre-pandemic level by 1.40 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 elementary (55.16%). College enrollment is 12.71%, which is markedly below the state rate (30.00%), indicating the community may be more oriented toward vocational/trade or direct-to-workforce opportunities.

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:1283.12%
9th to 12th grade, no diploma:2235.43%
High school graduate (includes equivalency):1,64940.16%
Some college, no degree:1,38833.80%
Associate's degree:2897.04%
Bachelor's degree:2907.06%
Graduate or professional degree:1393.39%
Total:4,106100%
High school or higher:3,75591.45%
Bachelor's degree or higher:42910.45%
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:1,78628.83%
Public Insurance:4,22368.16%
No Insurance:1873.02%
Total:6,196100%
Has Health Insurance:6,00996.98%
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 Poverty14.3%20.5%25.3%28.9%31.9%25.6%19.3%18.7%20.6%18.2%21.3%22.3%22.0%
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:1169.27%
Kindergarten:554.40%
Elementary school (grades 1-8):69055.16%
High school (grades 9-12):23118.47%
College or graduate school:15912.71%
Total:1,251100%
Early Childhood:17113.67%
K-12 (Primary & Secondary School):97678.02%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 93240 supports both business and residential activity. According to the Business Census (2023), there are 116 business establishments, employing about 1,062 people with an annual payroll of $48,273,000. USPS data shows 2,334 residential mailboxes and 54 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:2,334Source: USPS
# Business Mailboxes:54Source: USPS
Total Delivery Receptacles:3,426Source: USPS
Single Family Delivery Units:2,148Source: USPS
Multi Family Delivery Units:126Source: USPS
# of Businesses:116Source: CBP
1st Quarter Payroll:$11,847,000Source: CBP
Annual Payroll:$48,273,000Source: CBP
# of Employees:1,062Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 93240 is located in Kern County, California, within the Bakersfield-Delano, CA Metropolitan Statistical Area (CBSA 12540) and California's 20th Congressional District. This Metro area has a population of 910,433 people, about 0.63% of whom live in ZIP Code 93240. It covers 57.952 sq mi of land and a water area of 5.652 sq mi.

CBSA Name:Bakersfield-Delano, CASource: Census
CBSA Number:12540Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:910,433Source: Census
MSA:Bakersfield, CA MSASource: Census
Land Area:57.952 sq miSource: Census
Water Area:5.652 sq miSource: Census
Congressional District:20Source: USPS
Congressional Land Area:4874.22 sq miSource: Census
PMSA:--Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:0649600Source: Census
Place Name:Mountain Mesa CDP; CaliforniaSource: Census

Adjacent & Nearby ZIP Codes


93241 | | 93239

Schools in ZIP Code 93240


ZIP Code 93240 is part of 2 school districts, including: Kern High School District (Grades 09 thru 12) and Kernville Union Elementary School District (Grades Kindergarten thru 8th). There are 3 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.

Kern Valley High 3340 Erskine Creek Rd.
Lake Isabella, CA 93240
District: Kern High School District
Woodrow W. Wallace Elementary 3240 Erskine Creek Rd.
Lake Isabella, CA 93240
District: Kernville Union Elementary School District
Woodrow Wallace Middle 3240 Erskine Creek Rd.
Lake Isabella, CA 93240
District: Kernville Union Elementary School District
Nigritian Academy 2600 La Costa Ct
Bakersfield, CA 93306
District: Private SchoolNearby
Heritage Christian Schools 2401 Bernard St
Bakersfield, CA 93306
District: Private SchoolNearby
Heritage Oak School 20915 Schout Rd
Tehachapi, CA 93561
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 93240


Bakersfield College 1801 Panorama Dr
Bakersfield, CA 93305-1299
Type: Post Secondary
Milan Institute-Bakersfield 2822 F Street, Ste H
Bakersfield, CA 93301
Type: Post Secondary
Lyle's College Of Beauty 2935 F St
Bakersfield, CA 93301
Type: Post Secondary
California Aeronautical University 1450 Boughton Drive
Bakersfield, CA 93308
Type: Post Secondary
High Desert Medical College - Bakerfield 2000 24th Street
Bakersfield, CA 93301
Type: Post Secondary
Milan Institute-Bakersfield West 3115 N. Sillect
Bakersfield, CA 93308-9301
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 October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], 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: 10/1/2025], https://nces.ed.gov