The Red Hot Chili Peppers are still a very popular band. The height of their popularity was recently enough that the die hard fans from the peak of their celebrity are still young enough and active enough to classify the band as popular even if nothing else was taken into account. The fact that they have so many anthemic classic songs which are going nowhere.
The Red Hot Chili Peppers are still popular. The group is coming out with a new album shortly, a positive sign. James Corden invited the members, to carpool. The band's antics, including wrestling, singing a new song, and stripping, have received a lot of press and introduced them to a new audience.
Even though kids and teens of this generation may not be as influenced or informed regard the RHCP, the band is sill popular among the original generation of followers. The fact that the band is able to have new, and old songs on the radio or even tour gives reason that they are still relevant and will be popular until their fan base dies out. Many of their songs have play time during prime time spots on the radio.
The Red Hot Chili Peppers are still a very popular band. Their music is played often on Modern Rock radio stations. Furthermore, their music sales are still high. In fact, the band has just released a new album. The band still plays a lot of concerts too. In short, yes, the Red Hot Chili Peppers are still popular today!