Our guide explains the pros, cons and cost implication of both enclosed and open porches to make deciding between the two ...

Enclosed porches come in three basic varieties. Here’s a look at average costs and porch features, according to HomeGuide data. Screened-in: $600 to $3,500. Three-season: $8,000 to $60,000.

There is an additional en suite bedroom off the kitchen and an enclosed porch with a hidden entrance. Agent: Jamie Roth, Engel & Völkers Chicago North Shore, 847-219-6400.