The average ETH transaction fee reached its all-time high of $53.16 on May 10, 2021, during peak DeFi and NFT activity. Before that, February 23, 2021 saw fees hit $38.21. By 2023-2024, fees had collapsed to $1-$3 per transaction. In 2025, fees stabilized further, with March 22, 2025 recording just $0.36 per transaction — a 99% decline from the 2021 peak.
Year-over-year analysis shows February fees dropped from $24.25 in 2021 to $0.76 in 2025 — a 96% decline. Average gas prices fell from 220 Gwei peaks to just 1-3 Gwei. The fee-to-Gwei ratio peaked at 0.4178 in October 2025, signaling brief congestion despite the overall low-fee environment.
The fee chart shows a clear structural decline in Ethereum transaction costs driven by protocol upgrades and Layer 2 adoption. In 2026, fees on mainnet remain low, with the Prague hard fork introducing blob transactions that further reduce rollup costs. Users migrating to Arbitrum, Optimism, and Base enjoy fees 97-99% lower than mainnet.