Best properties on the market

1. Costa Mesa, Calif.

Located on the Mesa Verde Golf Course, this seven-bedroom home has received LEED certification, the U.S. Green Building Council’s designation for Leadership in Energy and Environmental Design. The home has rooftop solar panels, low-flow plumbing, a water-recycling system, and kitchen tops made from recycled materials. $2,499,999. Liz Noriega, Star Real Estate Harbour Homes, (714) 501-1248

2. Amagansett, N.Y.

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This 5,000-square-foot home uses solar panels and a geothermal heating and cooling system. Its six bedrooms include a master suite with two walk-in closets, a fireplace, and a private terrace. $6,450,000. Jeannette Schwagerl, Brown Harris Stevens/Christie’s Great Estates, (917) 705-3363

3. Rye, N.Y.

This home was constructed with energy-efficient heating, and uses stone and clapboard from sustainable sources. It has six bedrooms, an exercise room, and a wine cellar. $6,395,000. Alix Prince, Julia B. Fee Sotheby’s International Realty, (914) 921-9241

4. Chagrin Falls, Ohio

Built in 1860, this Colonial-style home is on the National Register of Historic Places. Last year, the three-bedroom house was updated with geothermal heating, Energy Star appliances, and soy-based foam insulation. $749,000. Georgia Murray, Howard Hanna Smythe Cramer, (440) 423-3100

Steal of the week

5. Portland, Ore.

This condo is located on the 15th floor of Eliot Tower, the first structure of its type to be LEED-certified. The one-bedroom unit has floor-to-ceiling windows overlooking the St. Johns Bridge and Mount Hood. $289,000. Mary Ann McDowell, the Hasson Company, (503) 802-6416

6. Edwards, Colo.

This LEED-certified home was built with recycled material, including countertops made from newspaper and glass and a bar made from counterfeit money. The six-bedroom house has a kitchen with a 15-foot stone fireplace, and windows on two sides of the living room look out onto the Gore Mountains. $3,895,000. Pam Horan-Kates, Slifer Smith & Frampton Real Estate, (970) 569-6504

7. Bellevue, Idaho

Playfair Ranch was the first home in Sun Valley to be LEED-certified. Set against a backdrop of the Sawtooth Mountains, the 43-acre property includes a six-bedroom main house, a guesthouse, a barn, and a corral. $3,995,000. Cindy Ward, Sun Valley Real Estate, (208) 726-6000