Concrete and masonry companies in Mill Valley, CA 94941

1 concrete and masonry companies, with local market data for this ZIP.

Area profitability, concrete and masonry79 / 100Strong market, balanced field
Typical home value$2,181,000+10.2% in the past year
New homes permitted, 2025149Marin County
Homeowners68.2%12,534 households

Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.

Harold Nelson Concrete Const. Inc.Concrete and masonry contractor · Mill Valley(415) 388-3583 · 1 driver, 1 truck

Concrete and masonry in ZIP 94941 at a glance

Local building angle: Marin County permitted 149 new homes in 2025. 7% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.