Largest Landowners in Contra Costa County, CA
The owners holding the most land in Contra Costa County, CA, ranked by total acreage across all their parcels.
Also in Contra Costa County: largest parcels
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| # | Owner | Parcels | Acres | Assessed value |
|---|---|---|---|---|
| 1 | EAST BAY REGIONAL PARK DIST | 728 | 65,987 | — |
| 2 | CALIFORNIA STATE OF | 608 | 45,816 | — |
| 3 | EAST BAY MUNICIPAL UTILITY DIS | 667 | 25,404 | — |
| 4 | CONTRA COSTA WATER DISTRICT | 275 | 21,260 | — |
| 5 | METROPOLITAN WATER DIST SO CAL | 42 | 10,843 | — |
| 6 | UNITED STATES OF AMERICA | 201 | 10,024 | — |
| 7 | MT DIABLO STATE PARK | 9 | 5,152 | — |
| 8 | GINOCHIO PETER EUGENE TRE | 27 | 4,470 | — |
| 9 | PROPERTY RESERVE INC | 16 | 4,446 | — |
| 10 | CHEVRON USA INC | 167 | 4,259 | — |
| 11 | IRONHOUSE SANITARY DISTRICT | 37 | 4,195 | — |
| 12 | CONTRA COSTA COUNTY | 345 | 3,688 | — |
| 13 | PACIFIC GAS & ELECTRIC CO | 190 | 3,121 | — |
| 14 | TESORO REFINING & MARKETING CO | 33 | 3,080 | — |
| 15 | WALNUT CREEK CITY OF | 181 | 3,079 | — |
| 16 | JOHN A DEMARTINI RANCH LLC | 22 | 2,507 | — |
| 17 | NORTONVILLE LLC | 8 | 2,501 | — |
| 18 | RICHMOND CITY OF | 373 | 2,470 | — |
| 19 | KELLER CANYON LANDFILL CO | 7 | 2,345 | — |
| 20 | PHILLIPS 66 COMPANY | 32 | 2,115 | — |
| 21 | CONEY ISLAND FARMS INC | 4 | 2,083 | — |
| 22 | SAVE MOUNT DIABLO | 25 | 2,070 | — |
| 23 | FOSKETT DOUGLAS A & CHERYL TRE | 7 | 1,912 | — |
| 24 | THOMAS TINA M TRE | 8 | 1,808 | — |
| 25 | GEOLOGIC HAZARD ABATEMENT DIST | 59 | 1,792 | — |