401(k) Administration Services: Market Size & Forecast 2026

The U.S. 401(k) administration services market sits at approximately USD 7.4 billion in 2025 (base year), grown on the back of record 401(k) plan assets approaching USD 9.9 trillion in Q1 2026 and a fragmented field of recordkeepers, third-party administrators (TPAs), and bundled service providers competing on a per-participant fee model. Pricing benchmarks cluster around USD 6.89 per employee per month (PEPM) on a procurement reference SKU, with the wider market running roughly USD 1.00 to USD 7.00 PEPM depending on plan size, channel, and management style. The category is mid-cycle: mature on large-plan recordkeeping, accelerating on micro and small-plan segments, and being structurally re-rated by the August 7, 2025 executive order expanding alternative-asset access in defined-contribution plans. > **Analyst Take.** the procurement conversation in 2026 is misframed as "shop for a reco

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