What is the rental vacancy rate in Casa de Oro-Mount Helix, CA?

Name: Vacancy rate in Casa de Oro-Mount Helix, CA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

The rental vacancy rate in Casa de Oro-Mount Helix, CA is 11.9% (±10.1 points) (2020–2024 American Community Survey).

The homeowner vacancy rate is 0.0% (±0.8 points).

355 (±207) homes, 4.8% of all housing units, were vacant, a count that includes seasonal homes and homes being sold or rented.

In Casa de Oro-Mount Helix, the rental vacancy rate went from 3.3% in 2015–2019 to 11.9% in 2020–2024 (+8.6 percentage points), not a measurable change.

Figures last updated on November 12, 2026.

Rental vacancy rate: 11.9% (±10.1 points)
Homeowner vacancy rate: 0.0% (±0.8 points)
Vacant homes: 355 (±207)

Vacancy in Casa de Oro-Mount Helix against San Diego County, its state and the nation

Estimate (90% margin of error)
	Casa de Oro-Mount Helix	San Diego County	California	United States
Rental vacancy rate	11.9% (±10.1 points)	3.9% (±0.3 points)	4.2% (±0.1 points)	5.5%
Homeowner vacancy rate	0.0% (±0.8 points)	0.7% (±0.1 points)	0.8% (±0.1 points)	0.9%
Vacant housing units	355 (±207)	79,363 (±2,892)	1,096,644 (±18,928)	14,547,859

The rental vacancy rate is the share of rental homes that are vacant and for rent; it leaves out homes already rented but not yet moved into, and seasonal homes.

In Casa de Oro-Mount Helix, the rental vacancy rate is not measurably different from San Diego County (3.9%).

It is not measurably different from California (4.2%).

It is not measurably different from the national figure (5.5%).

Rental vacancy rate in places near Casa de Oro-Mount Helix

Nearest places with a published estimate, compared with Casa de Oro-Mount Helix
Place	Distance	Rental vacancy rate	Compared with this place
Casa de Oro-Mount Helix	—	11.9% (±10.1 points)	—
Spring Valley	2.4 mi	1.7% (±2.2 points)	Not measurably different
El Cajon	2.7 mi	2.6% (±1.0 points)	Not measurably different
Rancho San Diego	2.9 mi	8.9% (±4.6 points)	Not measurably different
La Mesa	3.1 mi	3.1% (±1.7 points)	Not measurably different
Bostonia	4.1 mi	0.0% (±1.3 points)	Lower
La Presa	4.1 mi	2.2% (±1.9 points)	Not measurably different
Lemon Grove	4.4 mi	0.7% (±1.0 points)	Lower
Granite Hills	4.6 mi	0.0% (±25.1 points)	Not measurably different

Nearby places with a measurably lower figure: Bostonia, CA (0.0%), Lemon Grove, CA (0.7%).

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

Rental vacancy rate across San Diego County, place by place

Rank	Place	Rental vacancy rate
1	Hidden Meadows	28.9% (±39.9 points)
2	Campo	17.9% (±23.0 points)
3	Julian	17.8% (±31.4 points)
4	Valley Center	17.2% (±24.6 points)
5	Rainbow	15.7% (±24.2 points)
6	Lake San Marcos	13.3% (±14.0 points)
7	Casa de Oro-Mount Helix	11.9% (±10.1 points)
8	Rancho San Diego	8.9% (±4.6 points)
9	Camp Pendleton South	7.6% (±5.5 points)
10	Solana Beach	7.1% (±5.3 points)
11	Encinitas	6.9% (±3.1 points)
12	Winter Gardens	6.4% (±5.0 points)
13 (tie)	Bonsall	6.1% (±9.1 points)

Showing 13 of 50 places in San Diego County, ranked from highest to lowest.

Casa de Oro-Mount Helix 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 Casa de Oro-Mount Helix

Is it hard to find a rental in Casa de Oro-Mount Helix?

The rental vacancy rate in Casa de Oro-Mount Helix, CA is 11.9% (±10.1 points); a low rate means few rental homes stand empty and for rent at any time, which usually means more competition for each one.

Is the rental market in Casa de Oro-Mount Helix tighter than it was?

In Casa de Oro-Mount Helix, the rental vacancy rate went from 3.3% in 2015–2019 to 11.9% in 2020–2024 (+8.6 percentage points), not a measurable change.

How many homes are vacant in Casa de Oro-Mount Helix?

An estimated 355 (±207) housing units, 4.8% of the total, including seasonal homes and homes waiting to be sold or rented.

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) for Casa de Oro-Mount Helix CDP, California (place:11691, in state:06).

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

The 2015–2019 figures are DP04_0005E, DP04_0005M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP04_0005E, DP04_0005M, DP04_0004E, DP04_0004M, DP04_0003E, DP04_0003M, DP04_0003PE, DP04_0003PM

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.