How Do Gas Fees Work on Ethereum (ETH) and Why Are They So High?

It’s hard to look up the incredibly popular Ethereum (ETH) network without eventually encountering one of its most synonymous features: the gas fees.

When discussing the Ethereum (ETH) network, it's almost impossible to avoid encountering one of its most defining characteristics: gas fees.

While they can certainly seem a bit annoying at times, there's actually a very logical reason for these fees, along with a handful of ways to minimize them.

That said, keep reading as we explore how gas fees work, why they are necessary, and whether Ethereum has done a good enough job lowering them for its loyal crypto users over the years.

What Is a Gas Fee?

Gas fee refers to the amount a person must pay when executing a transaction on the Ethereum blockchain.

You might be thinking, isn't this virtually the same as a transaction fee?

Yes, they are pretty identical, but while other crypto networks will use the term transaction fee, Ethereum refers to them as 'gas' since they keep the Ethereum 'computer' up and running, almost like pouring fuel into a car.

Ethereum users must pay a gas fee for every transaction they make, whether buying cryptocurrency, NFTs, or any digital assets. The gas fee is not set in ETH, though, Etehreum's native token; it is calculated in Gwei.

What Is Gwei?

Don't worry—Gwei isn't some obscure crypto that you will need to acquire to execute transactions; it's simply a denomination of Ether.

In the same way that a cent is a denomination of the dollar, Gwei is a tiny fraction of an Ether, one billionth of a single token, to be exact.

To be clear, you will still pay for Ethereum's gas fees in Ether; it's just that Gwei can be used to round up a number and make it easier to refer to. Here is the Gwei to ETH equivalent for varying amounts:

Knowing the difference between the two can be worth it so that you know what to expect when signing off on a transaction.

Why Gas Fees Are Necessary

When you pay a gas fee, the money doesn't go to a team of higher-ups or individuals working behind the scenes. Instead, it is sent to validators who work within the network itself.

Just to be clear, Ethereum has used both Proof-of-Work and Proof-of-Stake as methods of verifying blockchain transactions. The former includes validators competing with one another to process a new block of transactions, while the latter sees people staking their own tokens to become a validator.

Both mechanisms involve individuals working to ensure each transaction that enters the network is reliable, safe, and secure, and therefore, they need to be paid. Validating transactions also uses up a lot of computing power and technical equipment, which the validators will also need to be paid for.

This is, therefore, how gas fees work; they provide the compensation needed to attract people to join Ethereum as validators since without them, it would be a vulnerable, sluggish, and ultimately ineffective blockchain.

How Much Are Gas Fees on Ethereum?

Before we examine the average gas fee, it's important to understand that the exact price will be determined by supply and demand within the blockchain.

To put it simply, gas fees can fluctuate wildly over the course of even a single day, but there are luckily platforms, such as Etherscan for example, that provide updates on the price in real-time.

The average Ethereum gas fee tends to hover between 18 and 50 Gwei, though it can sometimes go higher or lower depending on network activity. For reference, here’s how much 18 Gwei would roughly be worth for each type of transaction:

Base and Priority Fees

When looking up ETH gas prices, you might see a distinction between base and priority fees.

The base fee was introduced in August 2021. As the name implies, it is the set fee for processing transactions determined by the network.

Priority fees are when the investor pays an extra amount to skip the line and have their order processed faster. The higher the tip, the faster your transaction will be processed, making it ideal for day traders looking to capitalize on sudden price movements.

Why Gas Fees Can Be So High

The main reason Ethereum can attract such high gas prices is simply its size and popularity.

It's worth remembering that Ethereum is the second largest crypto network on the planet in terms of active users, only trailing behind Bitcoin (BTC). In 2024 alone, over 500,000 active addresses were associated with the Ethereum blockchain daily.

Additionally, many recognize Ethereum as the home of dApps and NFTs, another reason it has garnered such an immensely large audience.

With more people comes more transactions and, in turn, more work for the validators, for which they will need to be paid. This will reflect on the users, who will be required to pay more, especially during peak trading hours when validators are most busy.

Thankfully, though, there are a handful of methods that can be