Duncan, SC vs Irmo, SC

Duncan is moderately more affordable than Irmo, with a 14.2% lower cost of living index. Duncan scores 78 compared to 91 for Irmo, where the US average is 100. This difference means residents of Irmo can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Duncan is $1,045/month compared to $1,412/month in Irmo — a 26% difference. Home values follow the same pattern: Duncan is more affordable at $182,500 median vs $193,100.

Median household income in Duncan is $51,596 compared to $85,137 in Irmo (-39.4%). While Irmo is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Duncan spend roughly 24.3% of their income on rent, more than the 19.9% in Irmo.

Climate-wise, Irmo is notably warmer with an average of 64.3°F compared to 61.3°F in Duncan. Duncan receives more rainfall at 49.7" per year compared to 45.2" in Irmo.