In 1996, Alicia Silverstone paid $597,000 for a four-bedroom Hollywood Hills home, then added solar and graywater; 30 years later, it is worth over $2 million

Homes with green features are starting to sell for more money across the US. According to the National Association of Realtors' 2025 Residential Sustainability Report, 58% of real estate pros say highlighting energy-efficient home features in a listing can add value. Such is the case with actress Alicia Silverstone's Hollywood Hills home. She bought the four-bedroom house in 1996 for $597,000. Today, after three decades of solar panels, water recycling and eco-friendly upgrades, it’s estimated to be worth well over $2 million.

A modest investment for a rising Hollywood star

Silverstone was just 19 when she purchased the property, less than a year after “Clueless” made her a household name. The home sat on a winding canyon road and was wild and overgrown at the time. She has said it reminded her of Snow White's forest, and that the messy, untamed feel is exactly what made her fall in love with it. Silverstone expanded her career beyond acting, becoming a plant-based lifestyle author and environmental activist. She has lived in that house throughout the years, transforming the house from a luxurious celebrity home into an environmentally conscious one.

Solar panels quietly added real value

Silverstone’s first major upgrade was rooftop solar, a choice consistent with what researchers have actually found about the housing market. A 2015 study by Lawrence Berkeley National Laboratory tracked home sales in eight states between 2002 and 2013. The study found that solar panels added value to a home consistently, with an average of about $4 per watt of installed capacity, or roughly $15,000 for an average-sized system. Small upgrades like this, done early and left in place for decades, tend to compound in worth much like a long-term investment.

Turning bathwater into a garden's lifeline

One of the most unique parts of Silverstone’s home is its graywater system. Water from her sinks, showers and baths doesn’t simply go down the drain. It goes on to water her garden, where she grows an avocado tree, a blueberry bush and a strawberry patch. She said that when she washes her hands or takes a shower, that water then nourishes her fruit trees. This is just the kind of thing the U.S. Environmental Protection Agency promotes through its WaterSense program, which says that using household water for landscaping can help relieve pressure on local municipal water supplies, especially in drought-prone cities such as Los Angeles.

Motherhood changed her renovation plans

Silverstone's eco-journey happened gradually. One major turning point came after the birth of her son Bear in 2011. Having kids caused her to question the contents of her own house in a more critical way. She started replacing toxic products with new eco-friendly alternatives and furnished rooms with antique furnishings rather than new ones. Some of the exterior siding is made from reused barn wood, giving the house a sense of history and a lived-in feel rather than a showroom look. She said that anything that comes into the house is either antique or genuinely eco-friendly.

A house she has no plans to leave

Three decades in, Silverstone says she has no plans to ever sell it, describing how much time, energy, and love she has poured into building her home over the years. This emotional attachment coincides with a much bigger trend taking place in the housing industry. According to the NAR report, buyer interest in green homes has been growing steadily, driven more by a desire to save on utility bills than by environmental concerns. Silverstone's story captures both aspects of the trend. She says the upgrades she has made to her house were never intended to increase its resale value. Instead, they were aimed at enjoying a comfortable lifestyle. However, over 30 years since then, those upgrades have quietly transformed her $597,000 investment into a $2 million house.

For readers considering their first home, the lesson is not to copy a celebrity’s lifestyle blindly, but to be patient. Solar panels and full-blown water recirculation systems may not be within everyone's reach right away, but even the small steps taken in the same direction over time can give their home some meaning and value. Silverstone was not building equity when she moved into her overgrown canyon house when she turned 19. She started creating a life in which she would live according to her beliefs. Her value arrived, though, thirty years later, and she still doesn't want to exchange it for anything else.