Place identity is a component of self-identity, and place attachment precedes the formation of place identity.

Evidence

Place identity, place attachment and the scale of place: The impact of place salience (ResearchGate)

corroborated: 2 independent passages support this claim
XREF: connects to: A person’s identity is deeply tied to their birthplace. — Crews, Harry, A childhood the biography of a place, 44; Place identity is a substructure of the self encompassing cognitions, emotions, and behavioral tendencies related to socialization with one’s physical environment. — The Mediating Role of Place Attachment Dimensions in the Relationship Between Local Social Identity and Well-Being; Newcomers who display affective attachment are likely to develop a sense of belonging and identification that increases task involvement. — The affective commitment of newcomers in hybrid work contexts (+3 more)

Place identity is a substructure of the self encompassing cognitions, emotions, and behavioral tendencies related to socialization with one’s physical environment. (similarity 0.94)
Identity and attachment tend to coincide in natives, while non-natives show higher attachment than identity scores, with place attachment developing before place identity in non-natives. (similarity 0.91)
Newcomers who display affective attachment are likely to develop a sense of belonging and identification that increases task involvement. (similarity 0.83)
One’s attachment history serves as a foundation for identity formation, which is a co-construction with significant others rather than a solo accomplishment. (similarity 0.82)
Identification is socially motivated identity-building, whereas attachment is a more personally motivated bond based on security and personal history. (similarity 0.80)
A person’s identity is deeply tied to their birthplace. (similarity 0.80)