Summit Hill, located in Pennsylvania, possesses a LIHTC funded affordable housing inventory consisting of 24 units, all designated as low-income. This inventory represents approximately 2% of the city's estimated 1,194 housing units. The city has received $90,783 in project tax credits from the LIHTC program for affordable housing. With one project, this equates to an average federal funding of $90,783 per project and $3,783 per unit. Summit Hill accounts for 0.02% of the total state funding for LIHTC projects in Pennsylvania.

The Summit Hill School Apts, completed in 1997, is the only LIHTC funded project in the city. This project has provided affordable housing options for over two decades. The 1990s marked the period of most affordable housing development in Summit Hill. The affordable housing inventory in Summit Hill is composed of 24 total units, divided equally between 12 one-bedroom and 12 two-bedroom apartments. This distribution indicates a focus on accommodating small families and individuals.

Over the past decade, Summit Hill has experienced minor fluctuations in population, with a recent increase to 3,117 residents in 2022. The median income has shown a gradual decline, decreasing from $61,337 in 2015 to $50,285 in 2022. This trend may suggest an increasing need for affordable housing options. Racial demographics have remained relatively stable, with a predominantly white population. There has been a slight increase in racial diversity, with the Hispanic population growing from 3% in 2013 to 3% in 2022, and individuals identifying as two or more races increasing from 1% to 2% during the same period.