NAICS 51921 - Libraries and Archives

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Related NAICS Codes for NAICS 51921

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NAICS Code Industry Title
519210 Libraries and Archives

What is NAICS 51921

NAICS code 51921 covers establishments primarily engaged in providing library and archive services. This sector includes public, academic, special, and corporate libraries, as well as archives that collect, preserve, and provide access to books, manuscripts, records, and other informational materials. Businesses in this sector manage collections, facilitate research, and support educational and informational needs through organized curation and dissemination of content. Government agencies often contract these services to support public access to information, historical preservation, research assistance, and educational outreach programs. Such contracts help ensure resources are available and accessible to the public, stakeholders, and decision-makers.

Breakdown for NAICS 51921

  • Includes public, academic, special, and corporate libraries and archives.
  • Focuses on collection, preservation, and dissemination of informational materials.
  • Supports educational, research, and public informational needs.
  • Typical size standards align with small to medium-sized service providers.
  • Encompasses both physical and digital resource management.
  • Government contracts often support digitization and archival modernization.

Included Activities for NAICS 51921

  • Cataloging and classification of library materials.
  • Digitization and electronic archiving of documents and records.
  • Preservation and conservation of historical and cultural materials.
  • Providing public access and research assistance services.
  • Management of physical and digital library collections.
  • Developing and implementing archival storage solutions.
  • Conducting outreach and educational programs related to information access.
  • Performing records management and document retrieval services.

Business Types for NAICS 51921

  • Public library systems
  • Academic libraries at universities and colleges
  • Specialized archival organizations
  • Corporate libraries and information centers
  • Nonprofit organizations focused on historical preservation
  • Government archival agencies and contractors

Government Buyers for NAICS 51921

Federal, state, and local government agencies typically purchase library and archive services to support public information access, cultural heritage preservation, and research facilitation. Agencies such as the Department of Education, National Archives and Records Administration, and local public libraries contract for digitization, cataloging, archival management, and public outreach programs. Additionally, defense and intelligence agencies may seek specialized archival services to preserve sensitive records and historical data relevant to national security interests. Contracting for these services enables agencies to provide essential informational resources to the public and internal users efficiently.

Contract Types & Procurement for NAICS 51921

Contracts in this sector commonly include firm-fixed-price, cost-reimbursement, and time-and-materials agreements. Procurement methods often involve competitive bidding through Requests for Proposals (RFPs) or Invitations for Bids (IFBs), as well as sole-source contracts when specialized expertise is required. Typical contract values range from small-scale projects under $100,000 for digitization or cataloging services to multi-year agreements exceeding $1 million for comprehensive archival management and public library system support. Task orders under larger blanket purchase agreements (BPAs) are also frequent to facilitate flexible service delivery.

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