Castro Valley vs Newark

A side-by-side comparison of Castro Valley and Newark: population, income, housing, and more.

Castro Valley and Newark are places in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Castro Valley has the higher population (65,389 vs 47,145 in Newark). Newark has the higher median household income ($164,909 vs $138,069 in Castro Valley). Newark has the higher median home value ($1,094,200 vs $1,058,200 in Castro Valley).

Population, income & housing

	Castro Valley	Newark
Population	65,389	47,145
Median age	42.8 yrs	37.3 yrs
Median household income	$138,069	$164,909
Median home value	$1,058,200	$1,094,200
Median gross rent	$2,499	$2,730
Housing units	22,909	15,897
Homeownership rate	71.5%	69.7%
Bachelor's degree or higher	43.9%	47.1%
Unemployment rate	3.8%	4.8%

Trends (ACS 5-year, 2019–2023)

	Castro Valley	Newark
Population	63,013 → 65,389 (+3.8%)	47,171 → 47,145 (-0.1%)
Median household income	$108,488 → $138,069 (+27.3%)	$116,856 → $164,909 (+41.1%)
Median home value	$741,500 → $1,058,200 (+42.7%)	$742,100 → $1,094,200 (+47.4%)
Median gross rent	$1,791 → $2,499 (+39.5%)	$2,277 → $2,730 (+19.9%)

Castro Valley

Population

63,01365,389

Median household income

$108,488$138,069

Median home value

$741,500$1,058,200

Median gross rent

$1,791$2,499

Newark

Population

47,17147,145

Median household income

$116,856$164,909

Median home value

$742,100$1,094,200

Median gross rent

$2,277$2,730

Age & race/ethnicity

Age distribution (share)

	Castro Valley	Newark
Under 5	5.0%	6.5%
5 to 17	16.0%	12.5%
18 to 24	5.5%	6.9%
25 to 34	11.6%	18.7%
35 to 44	15.4%	16.7%
45 to 54	13.7%	12.9%
55 to 64	14.7%	12.8%
65 to 74	11.5%	7.3%
75 and over	6.7%	5.7%

Race & ethnicity (share)

	Castro Valley	Newark
White (non-Hispanic)	34.3%	18.7%
Black or African American	8.6%	3.5%
American Indian & Alaska Native	0.3%	0.4%
Asian	33.9%	42.7%
Native Hawaiian & Pacific Islander	0.1%	1.5%
Some other race	0.2%	0.6%
Two or more races	4.9%	4.0%
Hispanic or Latino	17.6%	28.6%

Educational attainment (age 25+)

Share of adults 25+

	Castro Valley	Newark
No high school diploma	9.6%	10.5%
High school graduate	16.9%	19.8%
Some college or associate's	29.7%	22.6%
Bachelor's degree	26.9%	24.7%
Graduate or professional degree	17.0%	22.4%

Commute to work

How workers get to work (share)

	Castro Valley	Newark
Drove alone	65.7%	60.5%
Carpooled	7.7%	10.6%
Public transit	5.9%	3.0%
Walked	1.1%	1.0%
Bicycle	0.7%	0.9%
Worked from home	18.4%	22.5%
Other means	0.7%	1.4%

Housing

Units in structure (share)

	Castro Valley	Newark
1-unit, detached	73.1%	68.2%
1-unit, attached	7.6%	12.6%
2 to 4 units	5.9%	4.9%
5 to 19 units	4.6%	5.7%
20 or more units	7.5%	7.9%
Mobile home & other	1.2%	0.7%

Poverty & households

	Castro Valley	Newark
Poverty rate	7.5%	4.2%
Average household size	2.89	3.10
Mean commute (minutes)	34	31
Median year structure built	1966	1975