Tax preparation in Castro Valley, CA
Castro Valley (pop. 61,388) has 149 credentialed tax preparers — about 24.3 per 10,000 residents.
Credentialed preparers
149
32 CPAs · 31 EAs · 3 attorneys
Returns filed
29,130
IRS SOI, ZIP-level
Avg. AGI per return
$135,941
Avg. refund
$3,572
57% of returns get one
Self-employment share
18.3%
returns w/ Schedule C income
Use a paid preparer
55%
share of local returns
Free prep returns (VITA)
270
IRS-assisted filings
Need tax help in Castro Valley?
Answer 4 questions — we'll tell you whether software, a local pro, or a relief specialist fits your situation.
55% of Castro Valley filers already use a paid preparer — see if it makes sense for you.
Tax services in Castro Valley
Tax Preparation
Get your federal and state returns prepared and filed correctly.
Tax Relief & Resolution
Owe back taxes? Specialists negotiate with the IRS on your behalf.
Back Taxes & Unfiled Returns
Catch up on years of unfiled returns before the IRS files for you.
Audit Representation
A CPA, EA, or tax attorney deals with the IRS so you don't have to.
Business & S-Corp Tax
Entity returns, payroll tax, deductions, and quarterly planning.
Self-Employed & 1099 Taxes
Schedule C, quarterly estimates, and deductions for freelancers and gig workers.
Crypto & Digital Asset Taxes
Capital gains, DeFi, staking, and the 1099-DA era of crypto reporting.
Amended Returns (1040-X)
Fix a filed return — missed credits, wrong status, forgotten income.
Filing Extensions
More time to file (not to pay) — Form 4868 and what it really does.
IRS Notice Help
Got a letter? Know exactly what it means and what happens next.
Filing stats by ZIP code
Credentialed preparers in Castro Valley
Full directory →Source: IRS PTIN public data. Listing is informational, not an endorsement.
| Name / Firm | Credential | ZIP | Phone |
|---|---|---|---|
| H and R Blocksite | Other | 94546 | (510) 886-1853 |
| Arellano and Associates Professional Ser | Other | 94546 | 510-427-1209 |
| Professional Income Tax Service | EA | 94546 | 510-582-2015 |
| Martin Brusco, CPA | CPA | 94552 | (415) 317-1151 |
| Bryzek CPA | CPA | 94546 | — |
| H&R Block Inc | SRTP · AFSP | 94546 | 5108861853 |
| Karyn Baker | Other · AFSP | 94546 | — |
| Juan Barrera espinoza | SRTP · AFSP | 94546 | (628) 246-5821 |
| Bedard Tax Service LLC | EA | 94546 | (510) 537-3883 |
| JC TAX SERVICES | EA · AFSP | 94546 | 510-538-4829 |
| Borton Tax Service | EA | 94546 | 925 519 3333 |
| ANDREA CABRAL | Other | 94552 | — |
FAQ
How many tax preparers are in Castro Valley?
The IRS lists 149 credentialed tax preparers in Castro Valley, CA — including 32 CPAs, 31 enrolled agents, and 3 tax attorneys.
What's the average tax refund in Castro Valley?
Returns filed from Castro Valley ZIP codes average a refund of $3,572, and roughly 57% of returns receive a refund.
Do I need a CPA or can I file myself?
If you have only W-2 income and take the standard deduction, quality software is usually enough. Self-employment income, multiple states, back taxes, or an IRS notice are where a CPA or EA earns their fee.