US Animal Vaccine Market to Reach $8,844.3 million in 2035, Growing at 7.3% CAGR

US Animal vaccine market valued at $4,396.3 million in 2025 and is projected to reach $8,844.3 million by 2035, growing at a CAGR of 7.3% during the forecast period (2026-2035). The market includes preventive vaccines for livestock, poultry, aquaculture, and companion animals, targeting infectious diseases and supporting animal health and productivity. Key product categories include porcine vaccines, poultry vaccines, livestock vaccines (cattle, sheep, and goats), aquaculture vaccines, companion animal vaccines, and other specialty animal vaccines. Market growth in the US is driven by a combination of rising livestock production, increasing demand for high-quality animal protein, regulatory mandates for disease control, and growing pet ownership. The US has approximately 94 million cattle, 76 million hogs, and over 9 billion poultry annually, creating a substantial demand for livestock vaccines. Additionally, pet ownership is at record levels, with over 90 million dogs and 94 million cats, reinforcing the companion animal vaccine segment.

Browse the full report description of “US Animal Vaccine Market Size, Share & Trends Analysis Report by Type (Porcine Vaccines, Poultry Vaccines, Livestock Vaccines, Aquaculture Vaccines, Companion Animal Vaccines, and Other Animal Vaccines) By Technology (Live Attenuated Vaccine, Killed/Inactive Vaccine, Recombinant Vaccine, Vectored Vaccine, Subunit Vaccine, DNA Vaccine, Chimeric Vaccine, and Others) Forecast Period, (2026-2035)” at https://www.omrglobal.com/industry-reports/us-animal-vaccine-market

Government agencies such as the US Department of Agriculture (USDA) and the Centers for Disease Control and Prevention (CDC) oversee veterinary disease monitoring, regulatory approvals, and vaccination campaigns. Programs targeting avian influenza, classical swine fever, and emerging zoonoses continue to support steady vaccine demand. Strong investment from pharmaceutical and biotechnology companies in research and development further propels adoption of recombinant and advanced vaccine technologies.

Key Statistics: US Animal Vaccines at a Glance

• The US cattle population exceeds 94 million head, and the hog population is around 76 million, forming a significant base for livestock vaccines.
• Poultry production accounts for over 9 billion birds annually, driving consistent demand for avian vaccines.
• Companion animals in the US include over 90 million dogs and 94 million cats, supporting growth in preventive immunization.

Key Innovators Driving US Animal Vaccine Transformation

The key players in the US animal vaccine market include Elanco Animal Health Incorporated, Merck & Co., Inc., Neogen Corporation, Phibro Animal Health Corporation, Zoetis Inc, among others.

• In July 2025, Zoetis expanded its livestock vaccine portfolio in the United States with a multivalent swine vaccine intended to support herd immunity and production outcomes.
• In May 2025, Merck Animal Health advanced its recombinant vaccine pipeline in the US through expanded R&D efforts focused on emerging livestock and companion animal diseases.

Market Coverage

• The market number available for – 2025-2035
• Base year- 2025
• Forecast period- 2026-2035
• Segment Covered-
  • By Type
  • By Technology
• Competitive Landscape - Elanco Animal Health Incorporated, Merck & Co., Inc., Neogen Corporation, Phibro Animal Health Corporation, Zoetis Inc, among others.

Key questions addressed by the report.

• What is the market growth rate?
• Which segment and region dominate the market in the base year?
• Which segment and region will project the fastest growth in the market?
• Who is the leader in the market?
• How are players addressing challenges to sustain growth?
• Where is the investment opportunity?

US Animal Vaccine Market Report Segment

By Type

• Porcine Vaccines
• Poultry Vaccines
• Livestock Vaccines
• Aquaculture Vaccines
• Companion Animal Vaccines
• Other

By Technology

• Live Attenuated Vaccine
• Killed/Inactive Vaccine
• Recombinant Vaccine
• Vectored Vaccine
• Subunit Vaccine
• DNA Vaccine
• Chimeric Vaccine
• Others

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