Counties with highest, lowest unemployment rates

California counties with the highest unemployment rates in April (13 percent or higher):

- Imperial, 21.6 percent.

- Colusa, 19.8 percent.

- Sutter, 15.4 percent.

- Merced, 14.3 percent.

- Tulare, 13.4 percent.

- Kings and Yuba, 13.1 percent.

___

California counties with the lowest unemployment rates (below 6 percent):

- Marin, 3.9 percent.

- San Mateo, 4.2 percent.

- San Francisco, 4.4 percent.

- Napa, 5 percent.

- Orange, 5 percent.

- San Luis Obispo, 5.2 percent.

- Santa Clara, 5.3 percent.

- Sonoma, 5.3 percent.

- Santa Barbara, 5.4 percent.

- Alameda, 5.7 percent.

___

Source: California Employment Development Department.