Scott Valley - Alto, Mill Valley, CA may have 45 real estate agents, but you’re looking for the cream of the crop. Homelight analyzes performance data from all of Scott Valley - Alto’s active agents to find you those with the best objective results. The top 3% of Scott Valley - Alto agents boast impressive numbers: They complete 56.3% more real estate transactions each year than the average agent, and sell homes 62.3% faster.