California Genealogical Society

What California Genealogical Society does

The California Genealogical Society is a 501(c)(3) nonprofit organization founded in 1898 in San Francisco, California, and currently operating in Oakland/Berkeley. It serves genealogists, family historians, and researchers interested in California, with a particular focus on Bay Area counties. The society maintains a library of more than 38,000 books and operates the CGS Names Index, a digital database exceeding 410,000 records, as well as offering research services, copy services, publications, and advertising opportunities to its members.

The society is run entirely by volunteers, with no paid employees. Its core products consist of the physical library collection, the digital CGS Names Index, and ancillary research and copy services. Members access these resources on-site and through the society's online presence. The library's regional focus on Bay Area counties differentiates it from broader national genealogy platforms by providing depth and curation specific to local records.

The business model is a traditional dues-and-donations nonprofit structure. Revenue is generated through membership tiers ranging from $25 to $1,200, fees for research and copy services, sales of publications, advertising placements, and tax-deductible donations. The pricing model and bundled access to multiple resources represent the society's primary customer engagement mechanism. As an all-volunteer organization, the society's scale is structurally constrained by volunteer capacity rather than capital availability.

Name

California Genealogical Society

Legal name

California Genealogical Society

Website

https://californiaancestors.org

Company type

Private

Founded year

1898

Operating status

Operating

Headcount range

101–250 employees

Short description

The California Genealogical Society is a volunteer-run 501(c)(3) nonprofit founded in 1898 that serves genealogists and family historians through a 38,000+ book library, the 410,000+ record CGS Names Index, and research, copy, and publication services focused on California and Bay Area counties.

Ownership category

akta.pro rank

Product category

Genealogical and Historical Research Services

NAICS

Libraries and Archives (51921), Libraries and Archives (519210), Web Search Portals, Libraries, Archives, and Other Information Services (5192), Directory and Mailing List Publishers (513140)

SIC

Services-Membership Organizations (8600), Periodicals: Publishing Or Publishing & Printing (2721), Books: Publishing Or Publishing & Printing (2731)

akta.pro primary industry

Libraries, Archives & Special Collections (BPAGAHAF)

akta.pro secondary industry

Legal Reference (Statutes, Case Law, Practice Guides) (EDAGAGAB)

Keywords

• Genealogical research services
• Family history library
• Historical records database
• Heritage preservation society
• Genealogy education programs

Headquarters

HQ city

Oakland

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D, Others

Revenue model

1. Membership Dues: Annual membership fees ranging from $25 to $1,200 depending on category. Includes Basic ($45-$85), Youth ($25), Non-US Resident ($50), Family ($75-$145), Contributing ($100), Sustaining ($250), and Life ($1,200) memberships.
2. Research Services: Extended research service at $50/hour for non-members and $40/hour for members, with a two-hour minimum. Proceeds used to maintain the library. Includes probate lookups and court document retrieval.
3. Copy Services: Copy services charging $10 per lookup for non-members and $7.50 for members, limited to 10 pages per publication. Combined with Names Search orders.
4. Publication Sales: Sales of books and publications including genealogies, San Francisco death records, probate registers, and specialty items. Members receive discounts on all publications.
5. The California Nugget Advertising: Journal published twice yearly with advertising rates: full page $250, half page $140, quarter page $75, eighth page $40 per year (two issues).
6. Donations: 501(c)(3) organization accepting donations to General Fund, Sherman-Haughton Fund (endowment), and Technology Improvements fund. Book donations also accepted for collection or resale.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels10 records

Core offering

The California Genealogical Society operates a 38,000+ volume genealogical research library and the CGS Names Index (410,000+ records), providing members and walk-in patrons with fee-based research services, copy services, subscription database access, classes, publications, and research trips focused on California and especially Bay Area family history.

Product overview

The California Genealogical Society offers a comprehensive genealogical research ecosystem centered around its core library and database products. The flagship CGS Library houses over 38,000 books and manuscripts with access to FamilySearch and subscription databases (Ancestry.com, Fold3, Americanancestors.org). The CGS Names Index, containing over 410,000 records, powers the Names Search service for surname lookups. These core offerings are supplemented by fee-based Research Services, Copy Services, biannual publication The California Nugget, and sales of research publications. The society also provides educational programming through classes, Special Interest Groups, research trips, member videos, and online databases. The product portfolio functions as a platform combining free public resources with member-only premium services and paid research assistance.

Differentiator

Problem solved

Functional benefit

Products and services

• CGS Library

Quantifiable outcome

• More than 410,000 records indexed in CGS Names Index
• +3 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Eleven partnerships are on record, tiered core, secondary and minor.

• FamilySearchcoreTechnology or IntegrationCGS is a FamilySearch Affiliate Library. When accessing FamilySearch from the CGS network, users gain access to many restricted image collections (those marked with FamilySearch Locked Image Icon) that cannot be viewed at home. Some CGS collections have been scanned and placed on the FamilySearch website.
• Oakland Regional Family History CentercoreStrategic or Co-development PartnerCGS partners with the Oakland Regional Family History Center to teach multi-week genealogy classes for beginning and intermediate researchers. Joint educational programming provides comprehensive genealogy training.
• San Francisco Public LibrarycoreStrategic or Co-development PartnerCGS accesses filmed newspapers at SFPL for research services. Co-hosts annual San Francisco Public Library Genealogy and Family History Symposium with over 20 expert speakers.
• Oakland Public LibrarysecondaryStrategic or Co-development PartnerCGS accesses filmed newspapers at Oakland Public Library for research services. Researchers referred to Oakland Public Library for obituary searches at reduced or no cost.
• San Francisco Public Library (Symposium Partnership)coreGTM or Marketing PartnerCGS partners with SFPL for the annual San Francisco Public Library Genealogy and Family History Symposium. Over 20 expert speakers with diverse topics. CGS provides volunteers for the event.
• National Archives—Pacific Region (San Bruno)secondaryOthersCGS refers researchers to NARA-Pacific Region for naturalization records (pre-1985) and passenger lists (from 1892). Research services team accesses court records at San Francisco Superior Court.
• Lulu.comsecondaryTechnology or IntegrationPrint-on-demand partner for CGS book publications. Members and non-members purchase books through Lulu.com shopping cart.
• PayPalsecondaryTechnology or IntegrationPayment processor for research services, copy services, and select merchandise. Handles transactions for online orders.
• Boston University (Genealogy Courses)minorGTM or Marketing PartnerCGS members receive 10% discount at Boston University's genealogy courses (genealogyonline.bu.edu).
• San Francisco Superior CourtsecondaryOthersCGS Research Services accesses probate files at San Francisco Superior Court by requesting pull from storage, examining files, and making copies of genealogically relevant portions.
• Los CalifornianosminorStrategic or Co-development PartnerJoint field trips organized with Los Californianos, such as visits to Moraga Adobe House.

Scale indicators7 records

Recent moves7 records

Expansion highlights4 records

Broad incumbents

• Allen County Public Library Genealogy Center: Publicly funded genealogy research center in Fort Wayne, Indiana, with one of the largest U.S. genealogy collections; CGS runs guided research trips there, indicating direct comparability in scope and audience.
• FamilySearch: The free, global genealogy platform operated by The Church of Jesus Christ of Latter-day Saints; CGS is a FamilySearch Affiliate Library, and FamilySearch is the primary free alternative to CGS's subscription database access.
• Ancestry.com: Leading commercial genealogy platform offering digitized records, family-tree tools, and DNA testing; CGS's Library Edition provides member access to Ancestry at the library, indicating direct audience overlap.
• MyHeritage: Global commercial genealogy platform with records, family-tree, and DNA services serving the same individual genealogist audience that CGS targets.

Direct peers

• New England Historic Genealogical Society: The oldest and largest genealogical society in the U.S., operating a research library, publishing the New England Historical and Genealogical Register (also called "American Ancestors"), and offering fee-based research services — directly analogous to CGS's library, journal, and research offerings.
• New York Genealogical and Biographical Society: State-level genealogical society operating a research library and publishing the New York Genealogical and Biographical Record, with memberships, research services, and educational programming structured similarly to CGS.
• National Genealogical Society: National U.S. genealogical society providing education, publications, and conferences with broad coverage; comparable in member-services model but operates nationally rather than regionally.
• Southern California Genealogical Society: Regional/state genealogical society serving Southern California with a library, journal (The Searcher), research services, and an annual genealogy jamboree conference — a near-mirror peer for CGS in scope and structure.

Regional players

• Mid-Continent Public Library Midwest Genealogy Center: Major regional genealogy research library serving the Kansas City/Midwest U.S. with comparable library-and-programming services; similar geographic specialization but different U.S. region than CGS.

Others

• Federation of Genealogical Societies: Umbrella association supporting genealogical societies across the U.S. — an industry/ecosystem peer rather than a direct competitor, comparable in mission to support local societies like CGS.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/caancestors
• Facebookfacebook.com/CAancestors
• Instagraminstagram.com/caancestors?lang=en
• LinkedInlinkedin.com/company/california-genealogical-society-and-library

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about California Genealogical Society