Zip code 60020, encompassing Fox Lake in Illinois, exhibits a notable presence of affordable housing funded by the Low-Income Housing Tax Credit (LIHTC) program. This area contains 309 total units in LIHTC-funded projects, with 210 units designated as low-income. Based on the 2022 population of 8,043 and an estimated 3,082 housing units, LIHTC-funded affordable housing comprises approximately 10% of the zip code's housing inventory.

The LIHTC projects in zip code 60020 have received $5,870,657 in project tax credits, averaging about $18,999 per unit. This funding represents 0.73% of the state's total LIHTC allocation, indicating a substantial investment in affordable housing for this area. Affordable housing has been present in the zip code since at least 2001, with the completion of Lakeland Apartments. The most recent projects, Lilac Apartments and Thomas Place - Fox Lake, were both completed in 2010, suggesting a decade of concentrated affordable housing development.

The LIHTC-funded projects in this area primarily consist of one-bedroom and two-bedroom units, with 198 one-bedroom and 79 two-bedroom units. This distribution suggests a focus on housing for smaller households or individuals. Over the past decade, the zip code's population has remained relatively stable, fluctuating between 7,462 and 8,065 residents. The median income has shown an overall increasing trend, rising from $53,493 in 2013 to $62,160 in 2022, with a peak of $70,869 in 2021. This income growth may indicate changing housing needs in the area.