Population

Castro Valley

65,389

Union City

68,141

Median Income

Castro Valley

$138,069

Union City

$137,194

Home Value

Castro Valley

$1,058,200

Union City

$1,058,200

Rent

Castro Valley

$2,499

Union City

$2,713

Crime Rate

Castro Valley

N/A

Union City

4.08

Cost of Living

Castro Valley

242.4

Union City

247.9

Avg Temp

Castro Valley

N/A

Union City

N/A

Unemployment

Castro Valley

3.8%

Union City

5.0%

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How Similar Are Castro Valley & Union City?

Union City is Castro Valley's #2 most similar city

6/8

6 of 8 key metrics match within 10%

Population

👥

Castro Valley

65,389

vs

Union City

68,141

Match · 4% difference

Both cities have similar populations — Castro Valley at 65,389 and Union City at 68,141.

Political Leaning

Castro Valley

21.0%

vs

Union City

21.0%

Match · 0% difference
🗳️

Both cities lean Democratic with similar vote shares — 0% difference.

Unemployment

💼

Castro Valley

3.8%

vs

Union City

5.0%

Different · 24% difference

Union City has a 24% higher unemployment than Castro Valley.

Median Income

Castro Valley

$138,069

vs

Union City

$137,194

Match · 1% difference
💰

Both cities have similar median income — just a 1% difference.

Home Values

🏠

Castro Valley

$1,058,200

vs

Union City

$1,058,200

Match · 0% difference

Both cities have similar home values — just a 0% difference.

Education

Castro Valley

32.3%

vs

Union City

33.9%

Match · 5% difference
🎓

Both cities have similar education — just a 5% difference.

Demographics

🌍

Castro Valley

38.3%

vs

Union City

17.9%

Different · 53% difference

Castro Valley's demographics is significantly higher than Union City's — 53% difference.

Cost of Living

Castro Valley

242.4

vs

Union City

247.9

Match · 2% difference
💵

Both cities have similar cost of living — just a 2% difference.

6 out of 8 key metrics match within 10%. Castro Valley and Union City share several key characteristics.

At a Glance

0

Castro Valley

vsof 8

0

Union City

Castro Valley leads in 3 of 8 categories

Cost of Living & Affordability — Castro Valley leads

Source: City Stats Index / HUD

Castro Valley scores 372.7 on the housing index (100 = national avg) vs 389.0 in Union City. Castro Valley scores 242.4 on the overall cost index (100 = national avg) vs 247.9 in Union City. Castro Valley has a living wage (family of 4) of $252,138 vs $257,785 in Union City.

Overall Cost Index

Castro Valley242.4
Union City247.9

Housing Index

Castro Valley372.7
Union City389.0

Food Index

Castro Valley155.5
Union City154.9

Transportation Index

Castro Valley158.5
Union City157.1

Healthcare Index

Castro Valley144.4
Union City143.9

Utilities Index

Castro Valley187.9
Union City190.7

Living Wage (1 Adult)

Castro Valley$106,674
Union City$109,063

Living Wage (Family of 4)

Castro Valley$252,138
Union City$257,785

Fair Market Rent (1BR)

Castro Valley$2,385
Union City$2,385

Fair Market Rent (2BR)

Castro Valley$2,912
Union City$2,912

Housing Market — Castro Valley leads

Source: U.S. Census Bureau ACS

Castro Valley has a single-family homes of 80.8% compared to 71.7% in Union City. Castro Valley has a vacancy rate of 2.9% compared to 3.3% in Union City. Castro Valley has a median rent of $2,499 vs $2,713 in Union City (8% lower).

Median Home Value

Castro Valley$1,058,200
Union City$1,058,200

Median Rent

Castro Valley$2,499
Union City$2,713

Median Property Tax

Castro Valley$7,611
Union City$8,139

Owner-Occupied

Castro Valley71.5%
Union City67.0%

Vacancy Rate

Castro Valley2.9%
Union City3.3%

Single-Family Homes

Castro Valley80.8%
Union City71.7%

Jobs & Economy — Union City leads

Source: U.S. Census Bureau ACS

Castro Valley has a unemployment rate of 3.8% compared to 5.0% in Union City. Union City has a government sector of 46.4% compared to 40.4% in Castro Valley. Union City has a private sector of 98.0% compared to 88.9% in Castro Valley.

Median Household Income

Castro Valley$138,069
Union City$137,194

Per Capita Income

Castro Valley$58,843
Union City$56,020

Poverty Rate

Castro Valley7.5%
Union City7.0%

Unemployment Rate

Castro Valley3.8%
Union City5.0%

Labor Force

Castro Valley34,325
Union City37,444

Mean Commute

Castro Valley27 min
Union City27 min

Work from Home

Castro Valley18.4%
Union City17.7%

Private Sector

Castro Valley88.9%
Union City98.0%

Government Sector

Castro Valley40.4%
Union City46.4%

Crime & Safety

Source: FBI UCR

Violent Crime Rate (per 1K)

Castro ValleyN/A
Union City4.08

Property Crime Rate (per 1K)

Castro ValleyN/A
Union City22.35

Murder Rate (per 1K)

Castro ValleyN/A
Union City0.03

Robbery Rate (per 1K)

Castro ValleyN/A
Union City1.20

Assault Rate (per 1K)

Castro ValleyN/A
Union City2.67

Burglary Rate (per 1K)

Castro ValleyN/A
Union City2.92

Larceny Rate (per 1K)

Castro ValleyN/A
Union City12.69

Violent Crime Clearance

Castro ValleyN/A
Union City31.0%

Property Crime Clearance

Castro ValleyN/A
Union City3.1%

Weather & Climate

Source: NOAA / Open-Meteo

Avg Annual Temperature

Castro ValleyN/A
Union CityN/A

Avg Annual High

Castro ValleyN/A
Union CityN/A

Avg Annual Low

Castro ValleyN/A
Union CityN/A

Sunny Days per Year

Castro ValleyN/A
Union CityN/A

Annual Rainfall

Castro ValleyN/A
Union CityN/A

Annual Snowfall

Castro ValleyN/A
Union CityN/A

Avg Humidity

Castro ValleyN/A
Union CityN/A

Schools & Education — Union City leads

Source: NCES / U.S. Census Bureau

Union City has a high school diploma or higher of 48.0% compared to 44.6% in Castro Valley. Union City has a bachelor's degree or higher of 33.9% compared to 32.3% in Castro Valley.

Public Schools

Castro Valley0
Union City0

Avg Student-Teacher Ratio

Castro ValleyN/A
Union CityN/A

Colleges & Universities

Castro Valley0
Union City0

Bachelor's Degree or Higher

Castro Valley32.3%
Union City33.9%

High School Diploma or Higher

Castro Valley44.6%
Union City48.0%

Demographics & Community

Source: U.S. Census Bureau ACS

Union City has a population of 68,141, about 1x the size of Castro Valley (65,389).

Population

Castro Valley65,389
Union City68,141

Median Age

Castro Valley43
Union City42

Avg Household Size

Castro Valley2.9
Union City3.2

Married Population

Castro Valley47.2%
Union City48.7%

Foreign Born

Castro Valley30.8%
Union City46.9%

White

Castro Valley38.3%
Union City17.9%

Black

Castro Valley8.7%
Union City5.3%

Hispanic

Castro Valley17.6%
Union City19.3%

Asian

Castro Valley34.1%
Union City55.9%

Castro Valley

Union City

Healthcare

Source: CMS Hospital Compare

Castro Valley: 3 vs Union City: 2 for with emergency services. Union City: 2.7 vs Castro Valley: 2.5 for avg cms rating (out of 5).

Nearby Hospitals

Castro Valley5
Union City5

Avg CMS Rating (out of 5)

Castro Valley2.5
Union City2.7

With Emergency Services

Castro Valley3
Union City2

Transportation & Commute — Castro Valley leads

Source: U.S. Census Bureau ACS

Castro Valley has a bicycle of 0.7% compared to 0.3% in Union City. Castro Valley has a public transit of 5.8% compared to 5.1% in Union City. Castro Valley has a drive alone of 65.7% compared to 61.5% in Union City.

Mean Commute Time

Castro Valley27 min
Union City27 min

Drive Alone

Castro Valley65.7%
Union City61.5%

Public Transit

Castro Valley5.8%
Union City5.1%

Bicycle

Castro Valley0.7%
Union City0.3%

Work from Home

Castro Valley18.4%
Union City17.7%

Airports

Castro Valley0
Union City0

Cities Similar to Castro Valley, CA

Compare Castro Valley against its closest statistical matches across demographics, income, crime, health, and more.

🧬

City Comparison

8-axis fingerprint: population, income, housing, crime, education, age, climate, and cost of living. Click legend items to toggle.

PopulationIncomeHome ValueSafetyEducationMedian AgeClimateCost of Living

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