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NEMA Says U.S. Annual Electricity Consumption Will Rise by More Than 55% by 2050; Data Center Power Use May Jump 300% Over the Next 10 Years

According to an updated electricity demand forecast from NEMA, U.S. annual electricity consumption is projected to grow by more than 55% by 2050, with the fastest growth concentrated in the current decade. Data center electricity use is expected to rise by 300% over the next 10 years. The same forecast also says electricity’s share of U.S. final energy consumption will increase from 18% to 28%, electric transportation energy use could grow by 2,000% by 2050, and storage, wind, and solar power generation are expected to increase by 300%.

TSO brief

  • According to an updated electricity demand forecast from NEMA, U.S. annual electricity consumption is projected to grow by more than 55% by 2050, with the fastest growth concentrated in the current decade. Data center electricity use is expected to rise by 300% over the next 10 years. The same forecast also says electricity’s share of U.S. final energy consumption will increase from 18% to 28%, electric transportation energy use could grow by 2,000% by 2050, and storage, wind, and solar power generation are expected to increase by 300%.
  • Auto Dynamics · Energy Revolution
  • May 18, 2026
TSO noteThis page adopts the new editorial article layout using the current public article fields. Structured source-by-source verdict data is not yet part of the public API.

Top-three-source perspective and TSO verification conclusion: All three sources come from the same Utility Dive report, and the core message consistently points to an updated U.S. electricity demand forecast released by NEMA. TSO verification conclusion: The facts have been confirmed to be highly consistent, with no conflicting key figures found. However, because the three sources provide different levels of detail, some extended items can only be marked as “not mentioned in the source” or “cannot be confirmed from the given sources.”

Commonly confirmed facts:

  1. NEMA expects U.S. annual electricity consumption to grow by more than 55% by 2050.

  2. NEMA also said data center electricity use will grow by 300% over the next 10 years.

  3. This analysis is an update to NEMA’s report released in April 2025.

  4. Electricity’s share of U.S. final energy consumption is expected to rise from 18% to 28% by 2050.

  5. The forecast also says energy use from electric transportation could grow by 2,000% by 2050, while storage, wind, and solar power generation are expected to increase by 300%.

Main differences or discrepancies:

  1. The three sources cover different scopes: Source 1 only provides total electricity growth and data center growth; Source 2 adds the change in final energy share; Source 3 adds projections for electric transportation, storage, wind, and solar.

  2. As for the extended discussion of how data centers, EVs, and renewables affect the power structure, the sources only provide forecast figures and do not offer deeper explanation, mechanisms, or policy commentary. More detailed impacts cannot be confirmed from the given sources.

  3. The exact start and end years of the “current decade” are not mentioned in the sources.

  4. The specific revisions made in this update compared with the April report are not mentioned in the sources.

Background and analysis:
Based on the confirmed information, this forecast depicts a long-term upward trend in U.S. electricity demand, with the strongest growth pressure concentrated in the current decade. The sources clearly place data centers, end-use electrification, and the expansion of electric transportation, storage, and wind and solar generation side by side, indicating that the report focuses on simultaneous changes in electricity demand and supply structure. However, the sources do not mention the causal links among these trends, their impact on grid investment, or any specific policy or market judgments.
In terms of structural change, Source 2 notes that electricity’s share of final energy consumption will rise from 18% to 28%, meaning electricity will play a larger role in the U.S. energy consumption system. Source 3 shows even larger increases in electric transportation and renewable-energy-related indicators, but whether this will lead to peak load changes, dispatch model shifts, or a restructuring of the generation mix cannot be confirmed from the given sources.
For the topic of energy density, the available sources only support the judgment that electricity demand density is rising and end-use electricity consumption is expanding faster. They are insufficient to support any conclusion about the superiority of specific technology pathways, the success or failure of the energy transition, or causal conclusions about the industry.

Three-source summary:

  • Source 1: NEMA says U.S. annual electricity consumption will increase by more than 55% by 2050, with the fastest growth concentrated in the current decade; data center electricity use will grow by 300% over the next 10 years.

  • Source 2: NEMA’s analysis is an update to its April 2025 report; electricity’s share of U.S. final energy consumption is expected to rise from 18% to 28%.

  • Source 3: The forecast also says energy use from electric transportation could grow by 2,000% by 2050, while storage, wind, and solar power generation are expected to increase by 300%.

Conclusion:
Taken together, the three sources confirm the core conclusion that NEMA’s latest forecast points to rapid long-term growth in U.S. electricity demand, with data centers and electrification-related sectors becoming major sources of incremental demand. Beyond that, the sources do not provide enough information to confirm how these changes will specifically reshape the power structure, policy direction, or industrial landscape.

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