646 Ridgewood Avenue, Mill Valley, CA 94941, Mill Valley, 94941 - 3 bed, 3 bath
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646 Ridgewood Avenue
Mill Valley, CA 94941
ACTIVE
CONDITION: GOOD
3Beds
3Baths
1,990Sq Ft
12,079Lot Size
Property Price
LIST PRICE$1,995,000
EST. MARKET VALUE
$2,098,959
4% BelowMARKET VALUE
SUMMARY
This Mid-Century Modern Sanctuary is a Strong Value Opportunity, listed at $1,995,000—positioned well below the $2,098,959 Fair Market Value by 4%. This valuation gap offers $103,959 in Instant Equity. Featuring an Excellent Condition Rating, the home includes an Ipe deck, hot tub, and solar panels. Located near Top-Rated Schools like Tamalpais Valley Elementary, this property is an ideal fit for Owner-Occupants seeking a lifestyle retreat or savvy investors looking for a high-potential asset in Mill Valley.
Estimated Market Value
$2,098,959+$103,959 Equity Potential
Based on Realkey algorithm analyzing recent comparable sales in Mill Valley.
Comparable Sales Map
Comparables within 1 miles sold in recently
Map unavailable.
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 646 Ridgewood Avenue Subject | $1,995,000* List Price | 3 | 3 | 1,990 | $1,055 | - |
A 162 Bayview Drive Sold | $2,050,000 | 2 | 3 | 1,664 | $1,232 | 0.4 mi |
B 3 Ethel Lane Sold | $1,800,000 | 4 | 3 | 1,393 | $1,292 | 1.0 mi |
C 399 Marion Avenue Pending | $2,495,000 List Price | 3 | 3 | 2,080 | $1,200 | 0.2 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
See Full ReportOVERALL CONDITION SCORE
Good
TeardownExcellent
Property is move-in ready.
While built in 1962, the property has undergone significant maintenance and updates, including solar panels, Ipe decking, and stone countertops in the kitchen. The mid-century modern interior is well-preserved with clean hardwood floors and functional systems, placing it in the well-maintained, move-in ready category.
PROSSTRENGTHS & OPPORTUNITIES
- High Available Lot Utilization
The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 12079, living area = 1990.
- Great Schools
Elementary School: Tamalpais Valley Elementary School (9/10). Middle School: Mill Valley Middle School (9/10).
- Mid-Century Modern Appeal
The 1962 architecture features a light-filled open floor plan with broad windows and an Ipe deck, perfectly blending indoor living with the serene, redwood-dotted landscape.
CONSRISKS & DEFICIENCIES
- Unwarranted Square Footage
The bottom floor contains unwarranted areas, which may present challenges for buyers requiring fully permitted living space or specific financing valuations.
- Shared Access Considerations
The property is located on a private shared lane, which can occasionally lead to complexities regarding maintenance agreements and limited guest parking.
About 646 Ridgewood Avenue
Live the dream in this tranquil Mill Valley 3 PLUS bedroom home. Built in 1962 and sited on a light-filled, generous, fully fenced lot dotted with beautiful Redwoods and on a private shared lane. Enjoy the serenity of the top floor's mid-century modern design that not only celebrates an open floor plan, but also a broad span of windows making it easy to appreciate the view. An Ipe deck expands the living space and connects you to the outdoors. Dine, visit, bird watch, work from home, or maybe nap. Get a hammock, it's your dream. Updated with an owner-owned Tesla solar system including a whole house battery backup and an electric car charger. An additional room is located on the main living floor, has its own deck and was used by the current owner as a combo guest room/office. There are 3 more bedrooms on the second floor, plus a full bath and deck. The bottom floor has an unwarranted area with a full bath and laundry which could be a convenient place for working out, family room, in-law, nanny space, or a JADU (buyer to verify any or all with County). There's also a private deck with a hot tub. Enjoy a close San Francisco commute, highly-rated local schools, and the unique cultural lifestyle opportunities that make Mill Valley so very special. You'll be near stunning hiking and biking trails that crisscross the sides of Majestic Mt. Tam, Muir Woods and the GGNRA. Close to downtown, schools, dining, and the Community Center, this home offers natural beauty and convenience. It could be your dream house.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 1962
- Lot Size
- 12,079 Sq. Ft.
Interior
- Total Bedrooms
- 3
- Total Bathrooms
- 3 (3 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Mill Valley Unified Schools
Old Mill Elementary School
Grades K-5 • 0.4 mi
8/10
Park Elementary School
Grades PK-5 • 1.2 mi
9/10
Edna Maguire Elementary School
Grades K-5 • 1.7 mi
8/10
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 3.0 | 3.0 |
| Baths | 3.0 | 3.0 |
| Square foot | 1,990 | 2,121.704 |
| Lot Size | 12,079 | 8,194.037 |
| Price | $2.00M | $2.10M |
| Price per sq ft | $1.0K | $1.1K |
| Built year | 1962 | 1963 |
| HOA | $0 | $160 |
| Days on market | 8 | 32 |
Pricing History
Listed for Sale
Sep 1, 2026
$1,995,000
Initial Listing
Sold
May 21, 1999
$575,000
Public Record