Zip code 37665 in Kingsport, Tennessee, contains 37 Low-Income Housing Tax Credit (LIHTC) funded affordable housing units. These units, all designated as low-income, represent approximately 2.25% of the estimated 1,643 housing units in the zip code. The LIHTC program has invested $441,639 in tax credits for affordable housing projects in this zip code, averaging $11,936 per unit in federal funding. This zip code accounts for 0.1% of Tennessee's total LIHTC funding allocation.

The Walker Rosa Apartments, completed in 2008, is the only LIHTC project in the area. This development has provided affordable housing options to the community for over a decade. The project consists of 37 units, primarily composed of two-bedroom apartments (27 units) and one three-bedroom unit.

The zip code's population has fluctuated over the past decade, showing a slight overall increase from 4,097 in 2010 to 4,288 in 2022. The median income has consistently risen from $23,531 in 2013 to $36,711 in 2022, indicating improving economic conditions for residents. Racial demographics have remained relatively stable, with a predominantly white population increasing slightly from 88% in 2013 to 92% in 2022. Other racial groups represent a small portion of the overall population with minor fluctuations.