20 Mary Street, GLENHAVEN, CA 95443 (MLS # ML82052451)
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Exceptional lakefront opportunity featuring two homes and a private boat dock! The beautifully remodeled main residence at 20 Mary Street offers 2 bedrooms, 2 bathrooms, 1,171 sf of thoughtfully updated living space with tile flooring throughout. The modern kitchen features granite counters, stainless steel appliances, and a convenient dining bar. The living room is anchored by a cozy fireplace. Extensive upgrades make this home move-in ready, including all new kitchen and bathrooms, and recessed lighting. New deck, carport, roof, windows, insulation, mini-split heating and cooling, fresh interior/exterior paint, traffic-rated septic tanks, electrical panel, wiring, and copper plumbing. Additional amenities include a 2-car garage, storage shed, plenty of parking for boats & RV. This unique lakefront property offers the ideal setting to enjoy year-round waterfront living. Included in the sale is the 2nd parcel at 9269 Glenhaven Drive, featuring an additional 469 sf lakefront home (fixer upper) and a private boat dock. Together, these two lakefront homes create a rare opportunity for multi-generational living, guest accommodations, rental income potential or a private lakeside retreat. This property offers endless possibilities and could be the forever home you've been dreaming of.
| LAST UPDATED | 6/26/2026 | YEAR BUILT | 1950 |
|---|---|---|---|
| GARAGE SPACES | 2.0 | COUNTY | Lake |
| STATUS | Active | PROPERTY TYPE(S) | Single Family |
| Elementary School | Lucerne Elementary |
|---|---|
| High School | Upper Lake High |
| ADDITIONAL DETAILS | |
| AIR | Ceiling Fan(s), Other, Zoned |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dishwasher, Electric Range, Microwave, Refrigerator |
| BASEMENT | Crawl Space |
| EXTERIOR | Balcony, Storage |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| HEAT | Heat Pump, Zoned |
| LOT | 9583 acre(s) |
| LOT DIMENSIONS | 9583.00 |
| PARKING | Attached, Carport |
| POOL DESCRIPTION | None |
| SEWER | Septic Tank |
| STORIES | 1 |
| STYLE | Traditional |
| VIEW | Yes |
| VIEW DESCRIPTION | Hills, Lake, Mountain(s), Neighborhood, Water, Forest |
| WATER | Private |
| ZONING | R1 |
The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of the MLSListings™ MLS system. All real estate listings in the MLSListings MLS system are marked with the MLSListings Internet Data Exchange icon (a stylized house inside a circle), and detailed information about them includes the names of the listing brokers and listing agents.
Based on information from MLSListings MLS as of 6/27/26 7:57 AM PDT. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
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This IDX solution is (c) Diverse Solutions 2026.
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