Gregory Robson, referencing in a seven out of ten review from AbsolutePunk, declares, "If Just Kids proves anything, it is that Kearney is still crafting albums that are unrelenting in their charisma."[5] In a four star review by CCM Magazine, Matt Conner states, "Kearney's new album is just as irresistibly hypnotic as previous releases... but Kearney's seasoned status gives Just Kids a more substantive feel."[6] Jessica Morris, awarding the album 4.9 out of five stars at , writes, "Cool and fun, yet insightful and honest, Just Kids is everything we could have hoped for and more."[10]
Timothy Estabrooks, indicating in a four star review for Jesus Freak Hideout, recognizes, "Just Kids [is] an excellent example of a pop album done the right way".[12] Signaling in a four and a half star review from New Release Tuesday, responds, "Mat Kearney delivers nostalgia perfection on Just Kids."[18] Ian Zandi, mentioning in a three star review by Indie Vision Music, grasps, how he "truly believe[s] that this is not the solid record that many think it to be. It is not a bad piece of work by any means, but I am going to call it what it is. A so-so record."[11] Delivering a perfect ten review from Cross Rhythms, Tony Cummings regards it as a release he'll be, "playing for years to come."[9]
Joshua Andre, awarding the album four stars at 365 Days of Inspiring Media, writes he, "found some gems and treasures in unexpected places."[4] Awarding the album four stars by CM Addict, Jon Ownbey says, "JUST KIDS is a feel good album that is emotionally upbeat and flows well."[8] Jono Davies, rating the album four stars at Louder Than the Music, writes, "If you're looking for positive, happy, melodic, modern mainstream music then this is worth a purchase."[17] Writing a review for Christian Review Magazine, Leah St. John rating the album four and a half stars, states, "Mat Kearney has crafted a great album, which makes for an enjoyable listen."[7]