How much do homeowners pay a month in Castle Hill, CA?

Name: Homeowner costs in Castle Hill, CA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Homeowners with a mortgage in Castle Hill, CA pay a median of $4,000 or more a month in selected owner costs (2020–2024 American Community Survey).

Owners without a mortgage pay $1,500 or more.

65.8% of owned homes carry a mortgage.

Figures last updated on November 12, 2026.

With a mortgage: $4,000 or more
Without a mortgage: $1,500 or more
Owned with a mortgage: 65.8%

Monthly owner costs in Castle Hill

Median selected monthly owner costs, estimate (90% margin of error)
	Castle Hill	Contra Costa County	California	United States
With a mortgage	$4,000 or more	$3,435 (±$32)	$2,946 (±$5)	$1,963
Without a mortgage	$1,500 or more	$1,009 (±$18)	$829 (±$3)	$638
Owned homes with a mortgage	65.8% (±16.8 points)	71.1% (±0.8 points)	67.4% (±0.1 points)	60.6%
Median real estate taxes (a year)	$10,000 or more	$7,156 (±$82)	$5,124 (±$17)	$3,119

Selected monthly owner costs are the mortgage payment, property taxes, insurance, utilities, fuels and any condominium or mobile-home fees.

Median monthly cost with a mortgage in places near Castle Hill

Nearest places with a published estimate, compared with Castle Hill
Place	Distance	Median monthly cost with a mortgage	Compared with this place
Castle Hill	—	$4,000 or more	—
Saranap	1.3 mi	$4,000 or more	—
San Miguel (Contra Costa County)	1.4 mi	$4,000 or more	—
Walnut Creek	2.2 mi	$3,764 (±$148)	—
Acalanes Ridge	2.3 mi	$4,000 or more	—
Alamo	2.8 mi	$4,000 or more	—
Lafayette	3.5 mi	$4,000 or more	—
Contra Costa Centre	3.5 mi	$3,323 (±$517)	—
Moraga	4.1 mi	$4,000 or more	—

None of the nearby places differs measurably from this one on this figure.

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Median monthly cost with a mortgage across Contra Costa County, place by place

Rank	Place	Median monthly cost with a mortgage
1 (tie)	San Ramon	$4,000 or more
1 (tie)	Acalanes Ridge	$4,000 or more
1 (tie)	Alamo	$4,000 or more
1 (tie)	Blackhawk	$4,000 or more
1 (tie)	Byron	$4,000 or more
1 (tie)	Camino Tassajara	$4,000 or more
1 (tie)	Castle Hill	$4,000 or more
1 (tie)	Diablo	$4,000 or more
1 (tie)	Kensington	$4,000 or more
1 (tie)	Norris Canyon	$4,000 or more
1 (tie)	Reliez Valley	$4,000 or more
1 (tie)	San Miguel (Contra Costa County)	$4,000 or more
1 (tie)	Saranap	$4,000 or more

Showing 13 of 48 places in Contra Costa County, ranked from highest to lowest.

Castle Hill is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Castle Hill

What is the average mortgage payment in Castle Hill?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Castle Hill, CA is $4,000 or more a month, including taxes, insurance and utilities.

How much does it cost to own a paid-off home in Castle Hill?

Owners without a mortgage in Castle Hill pay a median of $1,500 or more a month in taxes, insurance, utilities and fees.

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) and detailed tables (acs/acs5) for Castle Hill CDP, California (place:11915, in state:06).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B25088_002E, B25088_002M, B25103_001E, B25103_001M, B25077_001E, B25077_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP04_0101E, DP04_0101M, DP04_0109E, DP04_0109M, DP04_0091PE, DP04_0091PM, B25103_001E, B25103_001M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.