US Internet Undersea Cables Size & Share Analysis - Growth Trends and Forecast (2026 - 2035)
US Internet Undersea Cables Market: by Type (Fiber-optic, Non-fiber-optic), Application (Telecommunications, Data Centers, Oil & Gas, Defense, Others), Distribution Channels (Direct Sales, Distributors/Resellers, System Integrators, Online, Others), Technology (Dry Plant, Wet Plant, Wavelength Division Multiplexing (WDM), Optical Transmission, SDH/SONET, Other Technologies), Organization Size (Small, Medium, Large) and By US Historical & Forecast Period (2020-2035) Comprehensive Study 2025
Last Updated: 12-09-2025 | Format: PDF | Report ID:21175 | Author: Raj K
US Internet Undersea Cables Market Outlook 2025-2035
The US Internet Undersea Cables market features robust growth driven by surging data consumption and cloud demands. Rapid advancements in fiber-optic technology and increasing investment from both private and governmental players establish the US as a key region in global data transmission. The fiber-optic type dominates while telecom and data center applications lead adoption. Innovations in WDM and optical transmission, alongside strategic expansions, reinforce the sector's upward trajectory. Competitive dynamics, technological innovations, and regulatory adaptiveness are defining market forces.
Latest Market Dynamics
Key Drivers
Explosive growth in cloud services adoption, exemplified by Google’s 2024 investments in the Topaz submarine cable, is fueling the need for faster, high-capacity internet backbones.
Surging international data traffic from hyperscalers and enterprises is accelerating demand for new and upgraded undersea cable infrastructure, as seen with Meta's ongoing transatlantic projects.
Key Trends
Rapid deployment of advanced Wavelength Division Multiplexing (WDM) technologies by key providers such as SubCom is optimizing bandwidth and reducing latency.
Increased collaboration between telecom, cloud, and OTT giants—such as Microsoft’s partnership in the Marea cable—are reshaping investment and operations in cable infrastructure.
Key Opportunities
Rising demand for secure, resilient internet infrastructure is driving investments in redundant and route-diverse cable systems, seen in recent NEPTUNE and Nuvem cable launches.
Expansion into high-growth data center applications, with companies like Alcatel Submarine Networks providing integrated solutions, opens new revenue streams for cable vendors.
Key Challenges
Geopolitical tensions and evolving regulatory landscapes, such as US scrutiny of Chinese cable components, delay projects and raise compliance costs.
Complex maintenance and vulnerability to undersea hazards remain top issues, with recent disruptions in the Red Sea region highlighting operational risks for cable owners like TE Connectivity.
Key Restraints
Significant capital expenditure and long deployment lead times curb smaller players’ market entry, as illustrated by NEC Corporation’s capital-intensive Pacific Light Cable Network undertaking.
Environmental and territorial regulations, especially across the US East and West coasts, increase permitting barriers and project uncertainties for suppliers like Prysmian Group.
US Internet Undersea Cables Market Share (%) By Type, 2025
Fiber-optic holds the lion’s share, accounting for 82% of the US undersea cable market in 2025, owing to its unmatched transmission speed, bandwidth, and signal integrity. Non-fiber-optic types, such as legacy copper, now represent just 10%, while specialized options like repeatered or multi-core cables make up 8%. The shift toward next-generation fiber-optic systems aligns with broader digital transformation goals, fueled by hyperscalers' requirements and the rapid scaling of cloud connectivity across industries.
US Internet Undersea Cables Market Share (%) By Application, 2025
Telecommunications continues to lead, comprising 55% of the undersea cable market driven by persistent growth in mobile, broadband, and international voice/data services. Data centers are the fastest-growing segment, capturing 28% due to the rising bandwidth demands of hyperscale facilities. Oil & Gas, Defense, and Cloud Services fulfill niche but vital roles for secure, high-throughput connections, sharing the remaining 17%. These shifting dynamics reflect the broader convergence of communications, data processing, and strategic digital infrastructure requirements.
US Internet Undersea Cables Market Revenue (USD Million), 2020-2035
The US market for internet undersea cables is expected to grow from $3,800 million in 2020 to $9,550 million by 2035. This steady upward trajectory is propelled by sustained investments from hyperscalers, telecom giants, and government initiatives for improved connectivity and security. Key drivers include widespread adoption of cloud technologies and the transition to high-speed fiber deployments in key network routes. Year-over-year growth remains robust, with the market experiencing notable upticks following major cable project completions and network expansions.
US Internet Undersea Cables Market YOY (%), 2020-2035
Year-on-year growth rates for the US market are projected to average 7.2% between 2020 and 2035. Growth is especially strong in the first half of the decade, driven by major network upgrades and new cable launches along transatlantic and transpacific routes. As deployment reaches maturity and recurring revenue models strengthen, YOY percentages stabilize, reflecting a gradually saturating but still expanding market. Fluctuations in growth may occur in years with large project completions or regulatory shifts, but the market maintains a clear upward trend.
US Internet Undersea Cables Market Share (%) By Region, 2025
The US East Coast commands 47% of the market share in 2025, supported by its role as the landing hub for key transatlantic cables and dense urban connectivity needs. The US West Coast secures 39%, favored by strong transpacific links to Asia and active investment in Californian data corridors. The Gulf Coast and other regions collectively account for 14%, serving niche oil & gas and defense applications. This regional split highlights the strategic positioning of cable landings and the concentration of digital infrastructure investment.
US Internet Undersea Cables Market Share (%) By Key Players, 2025
SubCom leads the US undersea cable market with a 21% share in 2025, owing to its extensive project portfolio, technological leadership, and broad client base. Alcatel Submarine Networks follows with 15%, recognized for its integrated solutions and innovation in cable manufacturing. NEC Corporation stands strong with a 14% share, driven by its global projects and expansion in the Americas. Other competitive players, including TE Connectivity and Prysmian Group, share the remaining market, each leveraging partnerships and advancements in smart cable technologies.
US Internet Undersea Cables Market Share (%) By Buyers, 2025
Major telecom operators are the largest buyers, making up 49% of the US undersea cable market in 2025. Hyperscale tech companies, including cloud and OTT providers, purchase 33% of the market, reflecting their direct investments in global connectivity infrastructure. Government and defense agencies, alongside energy and specialist buyers, account for 18%. The evolving buyer landscape underscores the intersection of commercial, public, and critical infrastructure needs in shaping investment patterns.
Study Coverage
Metrics
Details
Years
2020-2035
Base Year
2025
Market Size
5750
Regions
East Coast, West Coast, Gulf Coast, Other Regions
Segments
Fiber-optic, Non-fiber-optic, Repeatered Cables, Unrepeatered Cables, Single Core, Multi Core, Telecommunications, Data Centers, Oil & Gas, Defense, Cloud Services, Others
June 2024: Google announces completion of the Topaz submarine cable, connecting the US and Japan with record-breaking bandwidth.
July 2024: Meta’s new transatlantic cable project enters the final deployment phase, expanding direct connections to Europe.
August 2024: SubCom partners with Microsoft and Telstra to launch Australia-US Pacific Link for fast cloud connectivity.
September 2024: Prysmian Group secures major contract for cable upgrade project along the US East Coast.
October 2024: NEC Corporation commences work on the Pacific Light Cable Network, advancing end-to-end optical innovations.
Frequently Asked Questions
About the Author
Raj K
Senior Market Research Analyst
Raj K is a Senior Market Research Analyst specializing in market research, industry analysis, and business consulting across Telecommunication. Raj K brings a commercially grounded perspective to sectors shaped by changing demand, innovation, and competitive dynamics, helping turn complex market trends into clear strategic insights for business decision-makers. With 10+ years of experience across research, analytics, and strategic advisory roles, Raj K has helped organizations translate data into actionable growth strategies.
