Sonoma County Library
Library function; provider and jurisdiction must be verified.[1]
Source checked October 26, 2026[1]sonomalibrary.org
Opens this office’s own website. CountyWiki does not process applications, take payments or provide personal records.
Contact details & office locations ↓Online services & information
Use the links below for official services and provider information. Check each service’s instructions and service area.
Official public library system associated with Sonoma County for browsing. Independent city library systems may also serve the county. Membership rules, branch service areas and every address in the county are not implied by this association.
Read this library system’s own card instructions. Online registration, physical-card activation, residence and youth requirements may differ; use the quoted local conditions below where provided.
Before you start
- Information & documents · General card — applicant present; proof of address not required
- General Cards: If you don't already have a library card, now is the time to get one! Come to any Sonoma County Library location to sign up for a general library card. All applicants must be present to get a library card. Proof of address is not required. For more information, visit any Sonoma County Library branch or click here. [4]
- Eligibility & access · Limited-use adult visitor and youth cards
- Limited Use Cards: Limited Use Cards are available for adults who live out of state and are just visiting Sonoma County, or for youth under 18 without the approval of a parent/guardian. These cards allow the user to borrow up to 4 items at a time and use other library resources. Adults need to provide a photo ID when applying for this card. [5]
- Eligibility & access · Sonoma-resident eCard temporary120days; branch conversion to general card
- eCards: eCards are temporary cards that can be created online by residents of Sonoma County. eCards can be used only for borrowing and using electronic resources. These cards automatically expire after 120 days. eCard users can convert their eCard to a general library card by visiting a library branch. Sign up for a library eCard. [7]
- Information & documents · Adult photo ID
- Adults (18+) Must Provide a Photo ID [8]
- Information & documents · Under18 general card needs parent/guardian approval; limited category remains available
- Children/youth under age 18 need the approval of a parent or guardian. Library staff do not monitor or restrict minors’ use or borrowing of library materials. [9]
Choose the actual provider’s named branch and confirm its posted opening/contact arrangements before travel. Membership and special-card eligibility remain subject to the separate card rules; directory status widgets are not a CountyWiki live-opening guarantee.
Check the provider’s specific aids, request notice periods and branch/service-area conditions. Home delivery, interpretation and staff assistance retain their own eligibility and availability limits.
Before you start
- Accessibility · Published library equipment list; HEAL/RINC qualifiers for adult changing stations remain; ask a branch which aids it provides
- In Library Accessibility ADA Accessible tables and Workstations Large Print Screen Readers Large Print keyboards Supernova screen magnification software Hearing aid compatible headphones Tabletop magnifiers Handheld magnifiers Sensory Panels Assistive Device for copy machine lid Assistive listening device TCoil Loop for community room events Step stools Magnifying Glass BiblioBox Lockers Emergency wheelchair Adult changing station (HEAL, RINC) Communications Purple Video Relay Service for the Deaf CyraCom translation service in American Sign Language Erasable boards at Service Desks for written communication Collections Audio Collections Large Print/Type Collections Braille Collections Braille and Talking book Library (BTBL) Memory Kits Sensory Kits Preparing for your branch visit Library Social Stories Study Pods [11]
Fees
Fees are quoted only when a source document supports the amount and conditions.
| Service | Amount | Conditions & source |
|---|---|---|
| Initial library card | $0.00per card | Visit a branch; card-category rules remain applicable.[6] |
These are individual fee items, not a quote for your total. Other charges or exemptions may apply; confirm the total with the office.
Forms & documents
Official forms and document pages for this office’s services.
Sources & last checked5 source pages · 11 citations
Sources were checked by an AI-assisted research process. A checked website does not mean every service or fee on it has been reviewed.
- [1] SONOMA COUNTY LIBRARY — library services (opens in a new tab)
SONOMA COUNTY LIBRARY · Official library page — provider identity and services
Source reviewed October 26, 2026View supporting excerpt
Sonoma County Library celebrates the freedom to read during Banned Books Week, and all month long! Learn more
- [2] Public Library Administrative Headquarters Directory — live 2025 report (opens in a new tab)
California State Library · Live 2025–26 administrative headquarters report — SONOMA COUNTY LIBRARY
Source reviewed October 26, 2026View supporting excerpt
SONOMA COUNTY LIBRARY6135 STATE FARM DR.ROHNERT PARK949282147(707) 545-0831(707) 632-4591(877) 467-4877ask.sonomalibrary.orgsonomalibrary.orgErikaThibaultLibrary Director
- [3] SONOMA COUNTY LIBRARY — library services (opens in a new tab)
SONOMA COUNTY LIBRARY · Official library services page — exact library-card instructions link
Source reviewed October 26, 2026View supporting excerpt
Get a Library Card
- [4] SONOMA COUNTY LIBRARY — library card instructions (opens in a new tab)
SONOMA COUNTY LIBRARY · Official library card instructions — General card — applicant present; proof of address not required
Source reviewed October 26, 2026View supporting excerpt
General Cards: If you don't already have a library card, now is the time to get one! Come to any Sonoma County Library location to sign up for a general library card. All applicants must be present to get a library card. Proof of address is not required. For more information, visit any Sonoma County Library branch or click here.
- [5] SONOMA COUNTY LIBRARY — library card instructions (opens in a new tab)
SONOMA COUNTY LIBRARY · Official library card instructions — Limited-use adult visitor and youth cards
Source reviewed October 26, 2026View supporting excerpt
Limited Use Cards: Limited Use Cards are available for adults who live out of state and are just visiting Sonoma County, or for youth under 18 without the approval of a parent/guardian. These cards allow the user to borrow up to 4 items at a time and use other library resources. Adults need to provide a photo ID when applying for this card.
- [6] SONOMA COUNTY LIBRARY — library card instructions (opens in a new tab)
SONOMA COUNTY LIBRARY · Library card fees — Initial library card
Source reviewed October 26, 2026View supporting excerpt
A Sonoma County Library card is your free ticket to amazing resources. Come into any branch to get your free library card.
- [7] SONOMA COUNTY LIBRARY — library card instructions (opens in a new tab)
SONOMA COUNTY LIBRARY · SONOMA COUNTY LIBRARY — library card instructions — 06097 p3
Source reviewed October 26, 2026View supporting excerpt
eCards: eCards are temporary cards that can be created online by residents of Sonoma County. eCards can be used only for borrowing and using electronic resources. These cards automatically expire after 120 days. eCard users can convert their eCard to a general library card by visiting a library branch. Sign up for a library eCard.
- [8] SONOMA COUNTY LIBRARY — library card instructions (opens in a new tab)
SONOMA COUNTY LIBRARY · SONOMA COUNTY LIBRARY — library card instructions — 06097 p8
Source reviewed October 26, 2026View supporting excerpt
Adults (18+) Must Provide a Photo ID
- [9] SONOMA COUNTY LIBRARY — library card instructions (opens in a new tab)
SONOMA COUNTY LIBRARY · SONOMA COUNTY LIBRARY — library card instructions — 06097 p12
Source reviewed October 26, 2026View supporting excerpt
Children/youth under age 18 need the approval of a parent or guardian. Library staff do not monitor or restrict minors’ use or borrowing of library materials.
- [10] Sonoma County Library — Locations (opens in a new tab)
Sonoma County Library · Sonoma County Library — Locations — 06097 branch directory
Source reviewed October 26, 2026View supporting excerpt
BiblioBus - Mobile Library Services 6135 State Farm Drive Rohnert Park, CA 94928 (707) 545-0831 x1682
- [11] Sonoma County Library — Accessibility Services (opens in a new tab)
Sonoma County Library · Sonoma County Library — Accessibility Services — 06097 accessibility
Source reviewed October 26, 2026View supporting excerpt
In Library Accessibility ADA Accessible tables and Workstations Large Print Screen Readers Large Print keyboards Supernova screen magnification software Hearing aid compatible headphones Tabletop magnifiers Handheld magnifiers Sensory Panels Assistive Device for copy machine lid Assistive listening device TCoil Loop for community room events Step stools Magnifying Glass BiblioBox Lockers Emergency wheelchair Adult changing station (HEAL, RINC) Communications Purple Video Relay Service for the Deaf CyraCom translation service in American Sign Language Erasable boards at Service Desks for written communication Collections Audio Collections Large Print/Type Collections Braille Collections Braille and Talking book Library (BTBL) Memory Kits Sensory Kits Preparing for your branch visit Library Social Stories Study Pods