Europe Dark Fiber Market Size, Share & Industry Analysis Report by Fiber, Network, Technology, Application, Country Outlook and Forecast, 2026-2033

The Europe Dark Fiber Market size is expected to reach USD 4.30 billion by 2031, rising at a market growth of 12.8% CAGR during the forecast period (2026-2033).


The UK market dominated the Europe Dark Fiber Market by country in 2025 and is expected to continue to be a dominant market till 2031; thereby, achieving a market value of USD 822.9 million by 2031. The Germany market is expected to witness a CAGR of 11.8% during 2026-2033. Additionally, the France market is expected to witness a CAGR of 13.7% during 2026-2033. The UK and Germany led the Europe Dark Fiber Market by Country with a market share of 20.8% and 19.3%, respectively, in 2025.

The Europe Dark Fiber Market is witnessing substantial growth due to increasing investments in high-speed broadband infrastructure, rapid deployment of 5G technology, and the growing requirement for ultra-low latency communication networks across enterprises and telecom operators. Rising digital transformation initiatives across industries such as BFSI, healthcare, manufacturing, retail, and government are accelerating demand for scalable fiber-optic infrastructure across the region.

The market is also benefiting from increasing investments in smart city projects, cross-border connectivity infrastructure, and subsea cable expansion projects across major European economies. Telecom operators and enterprises are increasingly adopting dark fiber solutions due to improved bandwidth scalability, enhanced network control, lower operational latency, and stronger cybersecurity capabilities.

By Fiber Outlook

Based on Fiber, the market is segmented into Single-mode and Multimode. The Single-mode segment dominated the Europe Dark Fiber Market by Fiber in 2025 and is expected to continue to be a dominant segment till 2031; thereby, achieving a market value of USD 2.93 billion by 2031. Meanwhile, the Multimode segment is expected to witness a CAGR of 13.7% during 2026-2033.

By Network Outlook

Based on Network, the market is segmented into Metro Network and Long-haul. The Metro Network segment acquired the largest revenue share in the Europe Dark Fiber Market by Network in 2025 with a share of 62.2%. The Long-haul segment is expected to witness a CAGR of 13.6% during 2026-2033 owing to increasing investments in intercity and international connectivity infrastructure across Europe.

By Technology Outlook

Based on Technology, the market is segmented into DWDM and CWDM. The DWDM segment dominated the Europe Dark Fiber Market by Technology in 2025 and is expected to continue to be a dominant segment till 2031; thereby, achieving a market value of USD 2.69 billion by 2031. The CWDM segment is expected to witness a CAGR of 13.4% during the forecast period.

By Application Outlook

Based on Application, the market is segmented into Telecom, Data Centers, Enterprise, and Government & Defense. The Telecom segment dominated the Europe Dark Fiber Market by Application in 2025 with a market share of 45.1%. The Enterprise segment is expected to witness the highest CAGR of 13.5% during 2026-2033. Additionally, the Government & Defense segment is expected to witness a CAGR of 13.6% during the forecast period.

By Country Outlook

List of Key Companies Profiled

• AT&T Inc.
• Verizon Communications Inc.
• Lumen Technologies, Inc.
• Zayo Group Holdings, Inc.
• Colt Technology Services Group Limited
• euNetworks Group Limited
• Deutsche Telekom AG
• Orange S.A.
• Vodafone Group Plc
• Comcast Corporation

Market Report Segmentation

By Fiber

• Single-mode
• Multimode

By Network

• Metro Network
• Long-haul

By Technology

• DWDM
• CWDM

By Application

• Telecom
• Data Centers
• Enterprise
• Government & Defense

By Country

• Germany
• UK
• France
• Russia
• Spain
• Italy
• Rest of Europe