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 93.7 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 2007 manufacturing was the largest of 20 major sectors. It had an average wage per job of $38,314. Per capita income grew by 19.0% between 1996 and 2006 (adjusted for inflation).

People & Income Overview (By Place of Residence)	Value	Rank in U.S.	Industry Overview (2007) (By Place of Work)	Value	Rank in U.S.
Population (2007)	52,733	919	Covered Employment	20,149	882
Growth (%) since 1990	14.9%	1254	Avg wage per job	$31,548	1295
Households (2000)	21,056	846	Manufacturing - % all jobs in County	20.4%	668
Labor Force (persons) (2007)	26,597	905	Avg wage per job	$38,314	1351
Unemployment Rate (2007)	4.6	1538	Transportation & Warehousing - % all jobs in County	5.1%	431
Per Capita Personal Income (2006)	$28,587	1263	Avg wage per job	$31,895	2575
Median Household Income (2005)	$39,169	1313	Health Care, Social Assist. - % all jobs in County	D	N/A
Poverty Rate (2005)	11.0	2297	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%	1950
Bachelor's Deg. or More - % of Adults 25+ (2000)	16.1	1,243	Avg wage per job	$41,778	821