U.S. Ocean Economy Market Size, Share, Trends, Industry Analysis Report By Industry Type (Marine Transport and Shipping, Marine Tourism and Recreation, Fisheries and Aquaculture) – Market Forecast, 2025–2034

The U.S. Ocean Economy Market size is expected to reach USD 724.88 billion by 2034, according to a new study by Polaris Market Research. The report “U.S. Ocean Economy Market Share, Size, Trends, Industry Analysis Report By Industry Type (Marine Transport and Shipping, Marine Tourism and Recreation, Fisheries and Aquaculture); Market Forecast, 2025–2034” gives a detailed insight into current market dynamics and provides analysis on future market growth.

The ocean economy, also known as the blue economy, encompasses all economic activities related to oceans, seas, and coastal areas. It includes industries such as fisheries, aquaculture, shipping, tourism, offshore oil and gas, renewable energy, marine biotechnology, and seabed mining. The ocean contributes significantly to the country’s GDP, employment, and food security, while also playing a critical role in climate regulation and biodiversity conservation. Sustainable management of ocean resources is crucial for balancing economic growth with environmental conservation. Climate change, overfishing, pollution, and habitat destruction pose significant threats, prompting initiatives such as the United Nations’ Sustainable Development Goal 14 (Life Below Water) to promote responsible ocean use. Innovations in marine technology, green shipping, and eco-tourism are driving the transition toward a more sustainable ocean economy, ensuring long-term benefits for future generations.

The U.S. ocean economy is a crucial component of the nation’s economic and environmental framework, contributing billions annually and supporting millions of jobs. Key sectors include offshore energy, maritime trade, commercial fishing, aquaculture, tourism, and marine research. The Gulf of Mexico is a hub for offshore drilling, while states such as California and Massachusetts lead in marine biotechnology and renewable energy projects. The U.S. shipping industry, supported by major ports such as Los Angeles and New York, facilitates global trade, which drives market growth. Government agencies, such as the National Oceanic and Atmospheric Administration (NOAA), oversee ocean conservation and sustainable resource management in the country. Policies such as the National Ocean Policy and investments in offshore wind farms reflect a shift toward sustainability. However, challenges such as rising sea levels, ocean acidification, and overfishing require coordinated efforts between federal, state, and private sectors to ensure the resilience and growth of the U.S. ocean economy industry.

U.S. Ocean Economy Market Report Highlights

In terms of industry type, the marine tourism and recreation segment held 34.20% of the U.S. ocean economy market share in 2024 due to strong demand for coastal vacations, recreational boating, and marine wildlife experiences.

The fisheries and aquaculture segment is projected to register a CAGR of 4.1 from 2025 to 2034, owing to the rising demand for sustainable and locally sourced seafood and increasing investments in aquaculture facilities, especially in coastal and Great Lakes states.

A few major companies operating in the U.S. ocean economy industry include A.P. Moller – Maersk, ABB Group, DNV GL, General Electric, Ocean Infinity, Royal Dutch Shell, Schneider Electric, Siemens Gamesa Renewable Energy, Thales Group, and The Ocean Cleanup.

Polaris Market Research has segmented the market report on the basis of industry type:

By Industry Type Outlook (Revenue, USD Billion, 2021–2034)

Marine Transport and Shipping

Marine Tourism and Recreation

Fisheries and Aquaculture

Offshore Oil and Gas

Government, and Others Show more