Alto's Top REALTORS® And Real Estate Agents
Alto is a neighborhood in Mill Valley, CA. Here are the Top Real Estate Agents that service Alto.
Median Home Value
$1.68M
5-Year Change
+57%
Top Agent
(149)
Alex Narodny
Golden Gate Sotheby's International Realty
12 Years of experience
46+ Sales in the last 12 months
19 verified sales in Alto
Top 0.21%
in Mill Valley, CA
$899.3M
All-Time Sales
$1.3M - $13.5M
Price Range
6%
Negotiated Off List
Top Agent(82)
Patti Cohn
COMPASS Real Estate
37 Years of experience
16+ Sales in the last 12 months
19 verified sales in Alto
Top 1.49%
in Mill Valley, CA
$613.1M
All-Time Sales
$770K - $76.6M
Price Range
Top Agent(190)
Jonathan Marks
Compass | Marks Realty Group
14 Years of experience
78+ Sales in the last 12 months
15 verified sales in Alto
Top 0.64%
in Mill Valley, CA
$798.1M
All-Time Sales
$1.2M - $11.9M
Price Range
6%
Negotiated Off List
Top Agent(119)
David O'Brien
Compass
18 Years of experience
34+ Sales in the last 12 months
5 verified sales in Alto
Top 5.76%
in Mill Valley, CA
$366.6M
All-Time Sales
$780K - $28.7M
Price Range
4%
Negotiated Off List
Top Agent(6)
Anna Boucher
Today Sotheby's International Realty
35 Years of experience
8+ Sales in the last 12 months
2 verified sales in Alto
Top 3.62%
in Mill Valley, CA
$174M
All-Time Sales
$1.3M - $7.6M
Price Range
Top Agent(79)
Stefan Schermerhorn
Holmes Burrell Real Estate
16 Years of experience
17+ Sales in the last 12 months
2 verified sales in Alto
Top 4.9%
in Mill Valley, CA
$185.2M
All-Time Sales
$800K - $3.6M
Price Range
3%
Negotiated Off List
Top Agent(45)
Denise Montalvo
Compass
20 Years of experience
16+ Sales in the last 12 months
2 verified sales in Alto
Top 6.18%
in Mill Valley, CA
$119M
All-Time Sales
$670K - $3.2M
Price Range
Top Agent(102)
Craig Ackerman
Compass
23 Years of experience
38+ Sales in the last 12 months
1 verified sale in Alto
Top 5.33%
in Mill Valley, CA
$728.2M
All-Time Sales
$1M - $4.5M
Price Range
Top Agent(87)
Annaliese Quisisem
Ajility Real Estate
24 Years of experience
19+ Sales in the last 12 months
1 verified sale in Alto
Top 9.59%
in Mill Valley, CA
$247.5M
All-Time Sales
$420K - $2.4M
Price Range
5%
Negotiated Off List
Top Agent(52)
Carol Augustus
Colldwell Banker Residential Brokerage
19 Years of experience
3+ Sales in the last 12 months
Top 3.84%
in Mill Valley, CA
$193.1M
All-Time Sales
$1.3M - $8.3M
Price Range
9%
Negotiated Off List
Top Realtors by Neighborhood in Mill Valley, CA
Why you need a Top Real Estate Agent in Alto, Mill Valley,CA
Mill Valley has 469 active real estate agents for you to choose from. How do you know if you’re selecting the best one in your area? Simple: EffectiveAgents has analyzed the performance history and past transactions of every agent that has sold homes in Alto. Since 2009 we have analyzed how real estate agents perform in Alto and our expertise can help you find the best Realtor to sell your home.
How We Rank Alto Real Estate Agents
Our rankings are built from verified transaction data, not advertising spend. For every agent we analyze more than fifteen performance signals, including recent and all-time sales, days on market, negotiation results, price-point fit, and verified reviews.
Agents cannot pay for placement in these rankings. The underlying data refreshes as new closed transactions are reported, so rankings shift with real market performance. Learn how we rank agents.
Rankings reviewed by Kevin Stuteville, Licensed Florida Real Estate Broker (License BK3068131), Founder of EffectiveAgents.
Data last updated: May 2026
Frequently Asked Questions
You have questions.
Luckily, we have answers.
How many realtors are there in Mill Valley?
There are 469 real estate agents in Mill Valley
Who are the top real estate agents in and around Alto?
Top selling real estate agents in and around Alto include Alex Narodny, Patti Cohn, Jonathan Marks, David O'Brien and Anna Boucher.
What is the best time of year to sell a home in the Mill Valley area?
Based on the last 24 months of verified MLS market data, homes in the Mill Valley area sell fastest and closest to asking price when they go under contract in May. To hit that window, plan to list around May.
What is the median home value in Alto?
The median home value in Alto is $1,684,168, a gain of 57% over the past five years.
Free Real Estate Calculators
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