21 Plaza Dr
Mill Valley, CA 94941
Alto- 3 Beds
- 1 Bath
- 1,020 sqft
3 Beds
1 Bath
1,020 sqft
Local Information
-- mins to
Description
This single-family home is located at 21 Plaza Dr, Mill Valley, CA. 21 Plaza Dr is in the Alto neighborhood in Mill Valley, CA and in ZIP code 94941. This property has 3 bedrooms, 1 bathroom and approximately 1,020 sqft of floor space. This property has a lot size of 5619 sqft and was built in 1944.
This property is off market, which means it's not currently listed for sale or rent on Trulia. This may be different from what's available on other websites or public sources.
Home Highlights
Parking
Garage
Outdoor
No Info
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago
Home Details for 21 Plaza Dr
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Year Built Year Built: 1944Year Updated: 1947 |
Property Type / Style Property Type: Single Family HomeArchitecture: Contemporary |
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Fireplace & Spa Fireplace |
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Parking & Garage GarageParking: Garage Attached |
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Units in Building: 1 |
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Lot Area: 5619 sqft |
Price History for 21 Plaza Dr
| Date | Price | Event | Source |
|---|---|---|---|
| 09/16/1999 | $341,000 | Sold | N/A |
Market trends in Mill Valley
Last updated May 2026
Avg. sale price
$2.11M
$75KMoM
Sale-to-List Price
105.3%
4.1%MoM
Price per sq ft
$1.01K
$33MoM
Available listings
79
3MoM
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $8,149 |
| Assessment | $539,443 |
Home facts updated by county records
Comparable Sales for 21 Plaza Dr
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.04 | Single-Family Home | $1,620,000 | 09/17/25 | 3 | 2 | 1,347 | |
0.12 | Single-Family Home | $1,400,000 | 07/28/25 | 3 | 2.5 | 1,965 | |
0.42 | Single-Family Home | $1,615,000 | 11/10/25 | 3 | 2 | 1,216 | |
0.65 | Single-Family Home | $1,265,000 | 11/24/25 | 2 | 1 | 969 | |
0.61 | Single-Family Home | $1,510,000 | 09/02/25 | 2 | 1 | 1,064 | |
0.14 | Single-Family Home | $2,150,000 | 07/31/25 | 3 | 2 | 1,300 | |
0.46 | Single-Family Home | $70,000 | 07/30/25 | 3 | 2 | 1,216 | |
0.42 | Single-Family Home | $1,760,000 | 04/02/26 | 3 | 2 | 1,576 | |
0.48 | Single-Family Home | $1,500,000 | 10/14/25 | 2 | 1 | 1,719 | |
0.09 | Single-Family Home | $2,505,000 | 10/07/25 | 3 | 1.5 | 1,735 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 21 Plaza Dr.
What Locals Say about Alto
At least 1 Trulia users voted on each feature.
100 % Say it's dog friendly
100 % Say they plan to stay for at least 5 years
100 % Say there's holiday spirit
100 % Say it's walkable to grocery stores
100 % Say parking is easy
100 % Say neighbors are friendly
50 % Say it's quiet
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
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Apartments for Rent
Homes for sale near 21 Plaza Dr
Off Market Homes Near 21 Plaza Dr
21 Plaza Dr, Mill Valley, CA 94941 is a 3 bedroom, 1 bathroom, 1,020 sqft single-family home built in 1944. 21 Plaza Dr is located in Alto, Mill Valley. This property is not currently available for sale. 21 Plaza Dr was last sold on Sep 16, 1999 for $341,000. The current Trulia Estimate for 21 Plaza Dr is $1,557,000.