Washington County is one of about 3,141 counties and county equivalents in the United States. It has 562.9 sq. miles in land area and a population density of 94.2 per square mile. In the last three decades of the 1900s its population grew by 41.8%. On the 2000 census form, 99.4% of the population reported only one race, with 1.3% of these reporting African-American. The population of this county is 0.6% Hispanic (of any race). The average household size is 2.36 persons compared to an average family size of 2.84 persons. In 2008 manufacturing was the largest of 20 major sectors. It had an average wage per job of $37,126. Per capita income grew by 16.9% between 1997 and 2007 (adjusted for inflation).

People & Income Overview (By Place of Residence)	Value	Rank in U.S.	Industry Overview (2008) (By Place of Work)	Value	Rank in U.S.
Population (2008)	53,038	918	Covered Employment	20,262	873
Growth (%) since 1990	15.6%	1244	Avg wage per job	$32,634	1307
Households (2000)	21,056	846	Manufacturing - % all jobs in County	19.7%	666
Labor Force (persons) (2008)	27,361	895	Avg wage per job	$37,126	1572
Unemployment Rate (2008)	5.0	1892	Transportation & Warehousing - % all jobs in County	5.1%	433
Per Capita Personal Income (2007)	$29,907	1333	Avg wage per job	$32,131	2638
Median Household Income (2007)	$39,148	1813	Health Care, Social Assist. - % all jobs in County	D	N/A
Poverty Rate (2007)	14.8	1414	Avg wage per job	D	N/A
H.S. Diploma or More - % of Adults 25+ (2000)	72.3	2,259	Finance and Insurance - % all jobs in County	2.1%	1939
Bachelor's Deg. or More - % of Adults 25+ (2000)	16.1	1,243	Avg wage per job	$43,759	734