Tax preparation in Ontario, CA
Ontario (pop. 171,214) has 406 credentialed tax preparers — about 23.7 per 10,000 residents.
Credentialed preparers
406
63 CPAs · 28 EAs · 2 attorneys
Returns filed
86,900
IRS SOI, ZIP-level
Avg. AGI per return
$61,067
Avg. refund
$2,678
70% of returns get one
Self-employment share
18.4%
returns w/ Schedule C income
Use a paid preparer
68%
share of local returns
Free prep returns (VITA)
1,000
IRS-assisted filings
Need tax help in Ontario?
Answer 4 questions — we'll tell you whether software, a local pro, or a relief specialist fits your situation.
68% of Ontario filers already use a paid preparer — see if it makes sense for you.
Tax services in Ontario
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 Ontario
Full directory →Source: IRS PTIN public data. Listing is informational, not an endorsement.
| Name / Firm | Credential | ZIP | Phone |
|---|---|---|---|
| 1st Choice Tax Preparation | SRTP · AFSP | 91762 | 9099868600 |
| ANGELA ABRON-HOWARD | CPA | 91762 | (951) 538-8656 |
| Patriot Tax services | SRTP · AFSP | 91761-1428 | — |
| CliftonLarsonAllen LLPsite | Other | 91761 | (909) 985-7286 |
| Monumental General Insurance Agency | SRTP · AFSP | 91761 | 909-208-2587 |
| GC Tax Solutions | Other | 91764 | 9093743223 |
| JCA Tax services | SRTP · AFSP | 91762 | 7142248713 |
| KEVIN ANDRADE | SRTP · AFSP | 91764 | 909-210-4753 |
| Andrade Tax Services | SRTP · AFSP | 91764 | 909-730-9655 |
| MIGUEL ARELLANO | SRTP | 91762 | (626) 407-1625 |
| GYL LLPsite | CPA,EA | 91764 | (909) 948-9990 |
| Stone Creek Tax Reliefsite | Other | 91761 | (310) 598-5071 |
FAQ
How many tax preparers are in Ontario?
The IRS lists 406 credentialed tax preparers in Ontario, CA — including 63 CPAs, 28 enrolled agents, and 2 tax attorneys.
What's the average tax refund in Ontario?
Returns filed from Ontario ZIP codes average a refund of $2,678, and roughly 70% 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.