Sierra Sierra Specifications Total living: 3,636 sq.ft. Main floor: 2,348 sq.ft. Upper floor: 1,288 sq.ft. Click on the pictures to see plan details! About The Sierra Dramatic beam-to-floor windows in this traditional mountain chalet home make the Sierra a breathtaking choice to build overlooking a peaceful wooded valley or quiet lakeside view. Request pricing or have a question? Contact us!