Find the Right County Treasurer-Tax Collector
Use this guide to choose the correct California county office, pay a property-tax bill safely, compare Riverside, San Diego, Ventura and El Dorado contact details, or verify a Treasurer-Tax Collector candidate without confusing the race with California State Treasurer.
The same office title is used by many counties, but payment portals, public counters, officeholders and election schedules are local. Choose the county first; never send money or rely on a candidate list until the jurisdiction matches.
November 1 and February 1.
December 10 and April 10.
APN, PIN, parcel or bill number.
County Registrar of Voters.
August 5, 2026.
Which county or election are you trying to reach?
Property-tax payment, duplicate bill, office hours, tax calendar and Matthew Jennings officeholder information.
Property-tax payment, branch offices, Larry Cohen and the date-sensitive 2026 Treasurer/Tax Collector candidate process.
Property-tax payment, main office, drive-up drop box, public hours and Sue Horgan officeholder information.
Property-tax payment, e-check timing, business/TOT services and Sean M. Coppola contact details.
Use this route for the 2026 Orange County race and official certified results, not another county’s office.
Use the Secretary of State voter guide for statewide candidates. This office is separate from county tax collection.
What a California Treasurer-Tax Collector actually handles
Tax Collector function
Collects secured, supplemental, unsecured and defaulted property taxes; posts payments; issues receipts; manages delinquency and tax-sale processes; and answers amount-due questions.
Treasurer function
Safeguards county funds, manages cash flow, invests pooled public funds and provides banking services for county departments and participating local agencies.
What it usually cannot change
Assessed value, ownership, exemptions, parcel characteristics and many mailing-address records generally belong to the county Assessor or assessment-appeals process.
How to pay through the correct county portal
Common due dates and penalty checkpoints
Riverside, San Diego, Ventura and El Dorado offices
| County | Current officeholder | Main contact | Public office | Use this office for |
|---|---|---|---|---|
| Riverside | Matthew Jennings | 951-955-3900 | 4080 Lemon Street, Riverside | Bills, payment, tax calendar, duplicate bills and tax sale. |
| San Diego | Larry Cohen | 1-877-829-4732 | 1600 Pacific Hwy, Room 162, San Diego | Secured, unsecured, supplemental, prior-year and defaulted taxes. |
| Ventura | Sue Horgan | 805-654-3744 | 800 S. Victoria Ave., Ventura | Current/delinquent taxes, treasury functions and payment help. |
| El Dorado | Sean M. Coppola | 530-621-5800 | 360 Fair Lane, Placerville | Property tax, payment plans, business license, TOT and defaulted tax sale. |
Riverside County Treasurer-Tax Collector
Treasurer-Tax Collector: Matthew Jennings
Phone: 951-955-3900
County Administrative Center4080 Lemon Street
Riverside, CA 92501
P.O. Box 12005
Riverside, CA 92502-2205
Published public hours: Monday–Friday, 8:00 a.m.–4:00 p.m.
Pay or search
Use the official county site for online card/e-check payment, phone payment, in-person service, mail and supported bulk-payment options.
Duplicate bill
The official contact page lists a per-bill duplicate charge and asks for the PIN, fiscal year, property address and delivery address.
Home-banking warning
The county recommends initiating bank bill pay 5–7 days early and including the bill or PIN number so the payment is credited correctly.
San Diego Treasurer-Tax Collector office and payment help
1600 Pacific Hwy, Room 162
San Diego, CA 92101
Current county pages list Larry Cohen as Treasurer/Tax Collector.
Free e-check
San Diego states that e-check through its own payment system has no service charge and is credited on the submission date.
Returned payment risk
A returned e-check is charged $25. If it fails after the delinquent date, statutory late penalties can also apply.
Bank bill pay is different
The bank may mail a paper check that takes 5–10 business days. Near a deadline, use the county’s direct payment route.
Ventura County Treasurer-Tax Collector
Treasurer-Tax Collector: Sue Horgan
Ventura County Government Center800 South Victoria Avenue
Ventura, CA 93009-1290
Office: Monday–Friday, 8:00 a.m.–4:30 p.m.
Tax phone: 805-654-3744
Phone hours: 8:00 a.m.–12:00 p.m. and 1:00–4:30 p.m.
In-person payment
The official office page lists cash, check, money order and cashier’s check. Credit cards are not accepted at the counter.
Drive-up drop box
A 24/7 check-only drop box is on the northwest side of Parking Lot F at the Hall of Administration. Never deposit cash.
Check reference
Make the check payable to VC Tax Collector and write the bill number or APN on it.
El Dorado County Treasurer-Tax Collector
Treasurer-Tax Collector: Sean M. Coppola
Phone: 530-621-5800
Email: taxcollector@edcgov.us
Placerville, CA 95667
Fax: 530-642-8870
Processing warning
The county warns that e-check/EFT can take up to 10 days and that late penalties cannot be cancelled for website problems or payment failures.
More than property tax
The office also handles business licenses, transient-occupancy tax, commercial-cannabis tax and revenue recovery.
Correct office routing
Use the Assessor for value/name/address issues and the Auditor-Controller for tax-rate or calculation questions.
How to verify Treasurer-Tax Collector candidates
Candidate searches are highly date-sensitive. Use the county Registrar of Voters, not the current office website or campaign advertising, to confirm who qualified for the ballot.
| Search intent | What is currently verified | Best official source | What not to assume |
|---|---|---|---|
| San Diego candidates | Treasurer/Tax Collector is listed for the November 3, 2026 election; filing runs July 13–August 7. | San Diego Registrar of Voters candidate filing/list pages. | Do not treat a list as final before filing closes and certification occurs. |
| Riverside candidates | The June 2, 2026 primary results are certified; Matthew Jennings is the current officeholder. | Riverside Registrar of Voters and county TTC pages. | Do not mix county candidate data with State Treasurer candidates. |
| Ventura candidates | Sue Horgan is the current elected Treasurer-Tax Collector and began the current term in January 2023. | Ventura TTC organization and county election pages. | Do not infer a current contest from an old candidate page. |
| El Dorado candidates | Sean M. Coppola is the current Treasurer-Tax Collector. | El Dorado elected-official and Registrar pages. | Do not confuse candidate Sean Coppola with the former officeholder or other county races. |
| California candidates | State Treasurer is a statewide constitutional office; county Treasurer-Tax Collector is a separate local office. | California Secretary of State voter guide plus the relevant county Registrar. | A State Treasurer candidate does not run the county property-tax payment office. |
Which Treasurer-Tax Collector race involved Dana Schultz?
Dana Schultz was a 2026 candidate for Orange County Treasurer-Tax Collector. The name does not identify the Riverside, San Diego, Ventura or El Dorado officeholder.
Election-status check
The Orange County Registrar certified the June 2, 2026 primary results on June 26. Use the certified county result rather than an old campaign page or pre-election endorsement list.
Current office help
For an Orange County tax bill, payment, penalty, office or tax-sale question, use the official Orange County Treasurer-Tax Collector website rather than candidate material.
California State Treasurer vs county Treasurer-Tax Collector
California State Treasurer
A statewide constitutional office that manages state investments, bonds and certain public-finance programs. Candidate information belongs in the California Secretary of State voter guide.
County Treasurer-Tax Collector
A local county office that collects property taxes and manages county treasury functions. Candidate information belongs with the county Registrar of Voters.
Seven checks before relying on a candidate page
What changes after a California property-tax deadline
Tax Collector, Assessor, Auditor or Registrar?
| Question | Office | Reason |
|---|---|---|
| How much do I owe, did payment post or where is my receipt? | Treasurer-Tax Collector | Collects and maintains payment status. |
| Why did my assessed value or ownership change? | County Assessor | Maintains valuation, ownership and exemptions. |
| How was the rate, direct charge or tax calculation applied? | Auditor-Controller or listed district | Calculates or supplies tax-rate/direct-charge data. |
| How do I appeal assessed value? | Assessment Appeals / Clerk of the Board | Administers assessment-appeal filings and hearings. |
| Who is running and what is the certified result? | County Registrar of Voters | Controls qualified lists, voter guides and results. |
| Who is running for California State Treasurer? | California Secretary of State | Statewide constitutional-office election. |
Official county and election resources
Treasurer Tax Collector California FAQs
What does a county Treasurer-Tax Collector do?
The office generally collects secured, supplemental, unsecured and delinquent property taxes while also safeguarding and investing county public funds. Exact responsibilities vary by county.
Is the California State Treasurer the same as a county Treasurer-Tax Collector?
No. The State Treasurer manages statewide investments, bonds and finance programs. A county Treasurer-Tax Collector handles local property-tax collection and county treasury functions.
What are California secured property-tax due dates?
The first installment is due November 1 and generally becomes delinquent after December 10. The second is due February 1 and generally becomes delinquent after April 10. Supplemental and unsecured bills can use different dates.
Who is the Riverside County Treasurer-Tax Collector?
Riverside County’s official website currently lists Matthew Jennings. The main office phone is 951-955-3900 and the County Administrative Center is at 4080 Lemon Street in Riverside.
Who is the San Diego County Treasurer-Tax Collector?
San Diego County currently lists Larry Cohen. Tax-collection questions use 1-877-829-4732, while the separate pay-by-phone line is 1-855-829-3773.
Who is the Ventura County Treasurer-Tax Collector?
Ventura County lists Sue Horgan. The main Tax Collector office is at 800 South Victoria Avenue in Ventura and the tax phone is 805-654-3744.
Who is the El Dorado County Treasurer-Tax Collector?
El Dorado County lists Sean M. Coppola. The Placerville office is at 360 Fair Lane and the main phone is 530-621-5800.
Where can I find San Diego Treasurer-Tax Collector candidates?
Use the San Diego Registrar of Voters candidate-filing page and official candidate list. As of August 5, 2026, filing for the November 3 election remained open through August 7, so an earlier list should not be treated as final.
Which Treasurer-Tax Collector race involved Dana Schultz?
Dana Schultz was a candidate in the June 2, 2026 Orange County Treasurer-Tax Collector race. Use Orange County certified results for election status and the official Orange County Treasurer-Tax Collector for current tax services.
Should I call the Treasurer-Tax Collector or Assessor?
Call the Treasurer-Tax Collector for amounts due, payment methods, receipts, penalties and defaulted taxes. Call the Assessor for assessed value, ownership, exemptions, parcel characteristics and many mailing-address changes.