Solano County Population 2018

Solano County's estimated population is 445,458 with a growth rate of 1.17% in the past year according to the most recent United States census data. Solano County is the 20th largest county in California.

Year Population Growth Growth Rate
2017445,4585,1401.17%
2016440,3185,5671.28%
2015434,7514,7581.11%
2014429,9935,6091.32%
2013424,3844,1170.98%
2012420,2673,6150.87%
2011416,6522,5760.62%
2010414,07673,65521.64%
1990340,421105,21844.73%
1980235,20365,26238.40%
1970169,94135,34426.26%
1960134,59729,76428.39%
1950104,83355,715113.43%
194049,1188,28420.29%
193040,8342320.57%
192040,60213,04347.33%
191027,5593,41614.15%
190024,1433,19715.26%
189020,9462,47113.37%
188018,4751,6049.51%
187016,8719,702135.33%
18607,1696,5891136.03%
18505800.00%

Solano County Population Growth

Population Data via

Solano County Race Data

Race Population Percentage
White262,48358.92%
Asian67,58015.17%
Black or African American64,52014.48%
Two or More Races29,9026.71%
American Indian and Alaska Native5,3711.21%
Native Hawaiian and Other Pacific Islander4,4651.00%

Solano County Population Pyramid

0k5k10k15k Male Population0k5k10k15k Female Population8580757065605550454035302520151050
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990