Zip code 50140, located in Lamoni, Iowa, contains one Low-Income Housing Tax Credit (LIHTC) funded affordable housing project. This project provides 8 affordable units, of which 7 are designated as low-income units. The estimated housing inventory for zip code 50140 is approximately 1,002 units, based on the 2022 population of 2,614 and the national average household size of 2.61. The LIHTC funded affordable housing comprises about 0.8% of the estimated housing inventory in this zip code.

The LIHTC project in zip code 50140 received $59,264 in tax credits, averaging $7,408 per unit in federal funding. This funding represents 0.03% of Iowa's total LIHTC allocation. The project, named Lamoni Assisted Living, was completed in 2007 and has been operational for over 15 years. It consists of 6 efficiency units and 2 one-bedroom units, primarily serving smaller households.

Demographic trends in zip code 50140 show a population decrease from 2,885 in 2015 to 2,614 in 2022, a 9.4% decline. Despite this decrease, the median income increased from $34,368 in 2015 to $44,832 in 2022, a 30.4% increase. Racial demographics remained relatively stable, with the white population consistently representing approximately 84-85% of the total. A slight increase in diversity occurred, with residents identifying as two or more races growing from 2% in 2015 to 6% in 2022.