The map above shows Tennessee and Washington side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Tennessee vs Washington Geography
Land area: Tennessee has a land area of 41,224 square miles (106,770 km²), while Washington has 66,455 square miles (172,119 km²). Washington's land area is 1.6 times (61%) larger than Tennessee's.
Total area: Tennessee: 42,130 square miles (109,116 km²) vs Washington: 71,301 square miles (184,668 km²), including inland and coastal water. Washington's total area is 1.7 times (69%) larger than Tennessee's.
Length: Tennessee is 191 miles (308 km) long from north to south; Washington is 238 miles (383 km). Washington's north-south length is 1.2 times (25%) longer than Tennessee's.
Width: Tennessee spans 497 miles (800 km) east to west; Washington spans 399 miles (641 km). Tennessee's east-west width is 1.2 times (25%) wider than Washington's.
Highest point: Tennessee's highest point is Clingmans Dome at 6,624 feet (2,019 m); Washington's is Mount Rainier at 14,409 feet (4,392 m). Mount Rainier is 7,785 feet higher than Clingmans Dome.
Lowest point: Tennessee's lowest point is Mississippi River at 178 feet; Washington's is Pacific Ocean at 0 feet. Washington's lowest point is 178 feet lower.
Tennessee vs Washington Population and History
Population: Tennessee has a population of 7,227,750 (2024), while Washington has 7,958,180 (2024). Washington's population is 1.1 times (10%) larger than Tennessee's.
Population density: Tennessee: 175.3 people per square mile vs Washington: 119.8. Tennessee's population density is 1.5 times (46%) higher than Washington's.
Biggest city: Tennessee's biggest city is Nashville with 704,963 people; Washington's is Seattle with 780,995. Seattle's population is 1.1 times (11%) larger than Nashville's.
Largest metro area: Tennessee's largest metropolitan area is Nashville-Davidson--Murfreesboro--Franklin, TN metro area (2,150,553 people) vs Washington's Seattle-Tacoma-Bellevue, WA metro area (4,145,494). Seattle-Tacoma-Bellevue, WA metro area's population is 1.9 times (93%) larger than Nashville-Davidson--Murfreesboro--Franklin, TN metro area's.
History: Tennessee: Admitted to the Union on June 1, 1796, as the 16th state. Washington: Admitted to the Union on November 11, 1889, as the 42nd state. In its current form, Tennessee is the older of the two by 93 years.
Tennessee vs Washington Economy
GDP: Tennessee's GDP is $561.2 billion (2024) vs Washington's $856.0 billion. Washington's economic output is 1.5 times (53%) larger than Tennessee's.
GDP per capita: Tennessee: $77,645 per person vs Washington: $107,564. Washington's GDP per capita is 1.4 times (39%) higher than Tennessee's.
Average income: Tennessee: $66,504 vs Washington: $85,187 average income per person (per capita personal income). Washington's average income is 1.3 times (28%) higher than Tennessee's.
Tennessee vs Washington Counties
Number of counties: Tennessee has 95 counties, while Washington has 39. Tennessee's county count is 2.4 times (144%) higher than Washington's.
Biggest county by area: Tennessee's largest county is Shelby County at 753 square miles; Washington's is Okanogan County at 5,266 square miles. Okanogan County's land area is 7.0 times (600%) larger than Shelby County's.
Smallest county by area: Tennessee: Trousdale County (114 sq mi) vs Washington: San Juan County (174 sq mi). San Juan County's land area is 1.5 times (52%) larger than Trousdale County's.
Most populous county: Tennessee: Shelby County (910,530 people) vs Washington: King County (2,340,211 people). King County's population is 2.6 times (157%) larger than Shelby County's.
Least populous county: Tennessee: Pickett County (5,108 people) vs Washington: Garfield County (2,404 people). Pickett County's population is 2.1 times (112%) larger than Garfield County's.
Richest county: Tennessee: Williamson County ($139,704 per capita income) vs Washington: King County ($128,684). Williamson County's income is 1.1 times (9%) richer than King County's.
Poorest county: Tennessee: Lake County ($31,572 per capita income) vs Washington: Ferry County ($50,456). Ferry County's income is 1.6 times (60%) richer than Lake County's.
Tennessee vs Washington Taxes
State income tax: Tennessee has no state income tax, while Washington has a 9% tax on capital gains only.
Property tax: Tennessee: 0.45% effective rate vs Washington: 0.79% of home value per year. Washington's rate is 0.34 percentage points higher.
Sales tax: Tennessee: 9.61% combined state and average local rate vs Washington: 9.57%. Tennessee's combined rate is 0.04 percentage points higher.
Official Websites
Tennessee official website · Washington official website
More Size Comparisons
All Tennessee size comparisons · All Washington size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.