Tim Hardin 1 contains one of his most well-known and frequently covered songs, "Reason to Believe"—a notable hit for Rod Stewart in 1971.

After principal recording was completed, string arrangements were overdubbed onto some of the tracks without Hardin's consent.

[5] It was voted number 711 in the third edition of Colin Larkin's All Time Top 1000 Albums (2000).

[6] Allmusic stated in their review: "Tim Hardin 1 is one of the most powerful and compelling records of its era...

The result is a seminal folk-rock album, every bit as exciting and urgent as it was in 1966, and as important a creative effort as Bob Dylan's Bringing It All Back Home and Highway 61 Revisited.