King of Prussia, PA vs Old Forge, PA

The cost of living difference between King of Prussia, PA and Old Forge, PA is dramatic. Old Forge is 77.1% cheaper than King of Prussia, a gap that translates to thousands of dollars per year in household expenses. King of Prussia has a cost index of 129 while Old Forge sits at 73, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in King of Prussia is $1,995/month compared to $862/month in Old Forge — a 131% difference. Home values follow the same pattern: Old Forge is more affordable at $169,700 median vs $396,500.

Median household income in King of Prussia is $111,600 compared to $73,258 in Old Forge (+52.3%). The higher salaries in King of Prussia partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of King of Prussia spend roughly 21.5% of their income on rent, more than the 14.1% in Old Forge.