Explore the top rated Castro Valley drug rehabs with confidence. We've analyzed each of the 25 addiction treatment centers in Castro Valley, CA for patient reviews, clinical credentials, transparency, and brand reputation to identify the best rehab programs.
Filter by inpatient, outpatient, detox, health insurance accepted, specialty treatment programs offered, and more to quickly find the perfect drug and alcohol rehab in Castro Valley today.
Empathetic and caring. The staff is amazing. Jeremy Kelsay has been amazing and a huge motivator for me in my recovery. Absolutely would recommend this place to anyone struggling. 10 out of 10.
Brenden Clark
4 weeks ago
After years working in behavioral health, you develop a keen sense for when a treatment center operates from a place of real care—and that’s exactly what you’ll find here.
If someone I loved needed a place to heal—whether dealing with addiction, mental health challenges, or co-occurring disorders—Tranquility Rehab would be my first choice. Their team goes above and beyond to nurture recovery and build lasting resilience.
For anyone in Northern California ready to transform their life, this is the place to begin (and rebuild) that journey.
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Our Methodology
We assign each facility a Rehab Score based on key factors including operations, customer satisfaction, and trust metrics that are important to treatment seekers. Please note that sponsored advertisers may be listed first in search results.
See Full Methodology
California is ranked 23rd nationwide in terms of addiction treatment affordability, with an average cost of addiction treatment of $56,654.
$140kMedical Detox
$50kInpatient Rehab
$8kOutpatient Rehab
$7kMethadone Treatment
The costs of drug and alcohol rehab in California vary widely and depend on several factors, including:
Treatment
Insurance
Specialty
Duration
Amenities
Funding
Location
Facility
Compare the Cost of Addiction Treatment in California
The costs of addiction treatment listed for cities and states are averages based on the cost of the treatment types listed above. These averages are high due to the cost of medical detoxification and residential inpatient rehab programs.
These numbers also reflect the raw cost of drug rehab, before any insurance coverage. The typical individual seeking addiction treatment can expect to pay much less for outpatient or intensive outpatient services than the averages listed below.
Average Cost of Treatment in California vs. the National Average
California
$56,654
National Average
$57,193
Cost of Drug Rehab in California vs. Nearby States
Compare Cost of Treatment in Top California Cities
California
$56,654
Los Angeles
$59,317
San Diego
$61,883
San Jose
$62,617
How to Pay for Addiction Treatment in California?
There are many ways to pay for drug rehab in California. Most treatment centers accept cash or self-payment, as well as private health insurance. However, there are many treatment centers in California that accept Medicaid and Medicare, or offer sliding scale payments or other low-cost payment options. Here’s the complete breakdown of how to pay for addiction treatment in California.
1453 accept self-payment or cash
1099 accept private health insurance
68 offer free treatment
701 accept California Medicaid coverage
431 accept Medicare
703 offer low-cost treatment
907 offer sliding-scale fees
403 accept TRICARE coverage
Insurance for Drug Rehab in California
Blue Cross Blue Shield is the most widely-accepted insurance for drug rehabs in California, with 824 treatment centers in the state accepting their insurance. Aetna is the 2nd most popular with 816 treatment centers accepting it followed by Cigna in 3rd accepted by 709 drug rehabs.
California Rehab Admissions in 2023
California is ranked 32nd nationwide in drug rehab admissions, with 340 rehab admissions per 100,000 population in 2023, which is lower than than the U.S. national average of 621 admissions per 100,000.
The following are the number of California rehab admissions in 2023 for each of the 6 most frequently used drug classes, as well as the relative percent for each type of drug.
28,021
Alcohol
8,935
Marijuana
24,055
Heroin
12,234
Other Opiates
34,428
Meth
2,945
Cocaine
Source: Substance Abuse and Mental Health Services Administration. National survey of substance abuse treatment services (N-SSATS).
Drug Overdoses in California in 2024
California is ranked 26th nationwide in terms of annual drug overdoses, with an average of 29.7 overdoses per 100,000 population and a total of 11,538 overdoses in 2023.
Opioid abuse accounted for 70% of all drug overdoses in California, with a total of 8,034 opioid overdoses in 2024.
Centers for Disease Control and Prevention. Provisional drug overdose death counts. U.S. Department of Health and Human Services.
Narcotics Violations and DUIs in California
Narcotics Violations
California is ranked 33rd for drug and narcotics-related violations, with an estimated 329 narcotics citations per 100,000 population which is lower than the National Average of 421.
All values are per 100,000 population.
Federal Bureau of Investigation. Crime data explorer: Crime trends. U.S. Department of Justice.
DUIs
California has the 18th highest rate of drunk driving in the nation, with a total of 246 DUI arrests per 100,000 people in 2023 (and 96,048 total DUI arrests).
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By calling the helpline you agree to the terms of use. We do not receive any commission or fee that is dependent upon which treatment provider a caller chooses. There is no obligation to enter treatment.
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