United States Liquid Biopsy Market Size and Share Analysis - Growth Trends and Forecast Report 2025-2033. The United States liquid biopsy market is expected to be around US$ 4.25 billion by 2033. It is expected to grow at a robust CAGR of 14.99% from 2025 to 2033, from US$ 1.21 billion in 2024. The rising prevalence of cancer, the emergence of non-invasive diagnostic technologies, and increasing precision medicine are factors that boost growth. Liquid biopsies find further application in oncology, prenatal testing, and transplant monitoring, among others.