Acalanes Ridge vs Castle Hill

A side-by-side comparison of Acalanes Ridge and Castle Hill: population, income, housing, and more.

Acalanes Ridge and Castle Hill are places in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Castle Hill has the higher population (1,303 vs 1,025 in Acalanes Ridge). Castle Hill has the higher median household income ($250,001 vs $172,667 in Acalanes Ridge). Castle Hill has the higher median home value ($2,000,001 vs $1,574,600 in Acalanes Ridge).

Population, income & housing

	Acalanes Ridge	Castle Hill
Population	1,025	1,303
Median age	53.0 yrs	42.6 yrs
Median household income	$172,667	$250,001
Median home value	$1,574,600	$2,000,001
Median gross rent	$3,501	—
Housing units	422	428
Homeownership rate	72.5%	96.0%
Bachelor's degree or higher	73.9%	79.2%
Unemployment rate	9.0%	0.0%

Trends (ACS 5-year, 2019–2023)

	Acalanes Ridge	Castle Hill
Population	1,134 → 1,025 (-9.6%)	1,426 → 1,303 (-8.6%)
Median household income	$161,806 → $172,667 (+6.7%)	$204,879 → $250,001 (+22.0%)
Median home value	$1,071,200 → $1,574,600 (+47.0%)	$1,290,600 → $2,000,001 (+55.0%)
Median gross rent	$3,501 → $3,501 (+0.0%)	—

Acalanes Ridge

Population

1,1341,025

Median household income

$161,806$172,667

Median home value

$1,071,200$1,574,600

Median gross rent

$3,501$3,501

Castle Hill

Population

1,4261,303

Median household income

$204,879$250,001

Median home value

$1,290,600$2,000,001

Age & race/ethnicity

Age distribution (share)

	Acalanes Ridge	Castle Hill
Under 5	3.3%	5.1%
5 to 17	1.4%	27.1%
18 to 24	6.6%	5.4%
25 to 34	6.6%	1.2%
35 to 44	20.9%	15.3%
45 to 54	13.7%	21.0%
55 to 64	14.3%	7.6%
65 to 74	20.6%	12.1%
75 and over	12.6%	5.2%

Race & ethnicity (share)

	Acalanes Ridge	Castle Hill
White (non-Hispanic)	74.8%	68.8%
Black or African American	0.0%	1.8%
American Indian & Alaska Native	0.1%	0.0%
Asian	14.7%	15.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	2.8%	10.3%
Hispanic or Latino	7.5%	4.1%

Educational attainment (age 25+)

Share of adults 25+

	Acalanes Ridge	Castle Hill
No high school diploma	1.1%	0.0%
High school graduate	7.6%	6.8%
Some college or associate's	17.4%	14.0%
Bachelor's degree	30.9%	52.2%
Graduate or professional degree	43.0%	27.0%

Commute to work

How workers get to work (share)

	Acalanes Ridge	Castle Hill
Drove alone	54.4%	37.3%
Carpooled	0.0%	0.0%
Public transit	4.7%	7.1%
Walked	9.8%	0.0%
Bicycle	0.0%	0.0%
Worked from home	30.3%	53.3%
Other means	0.8%	2.3%

Housing

Units in structure (share)

	Acalanes Ridge	Castle Hill
1-unit, detached	100.0%	93.7%
1-unit, attached	0.0%	6.3%
2 to 4 units	0.0%	0.0%
5 to 19 units	0.0%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	0.0%

Poverty & households

	Acalanes Ridge	Castle Hill
Poverty rate	4.5%	0.4%
Average household size	2.43	3.03
Mean commute (minutes)	26	30
Median year structure built	1959	1960