The map above shows Idaho and Texas side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Idaho vs Texas Geography
Land area
- Idaho has a land area of 82,645 square miles (214,051 km²), while Texas has 261,259 square miles (676,657 km²).
- Texas' land area is 3.2 times (216%) larger than Idaho's.
Total area
- Idaho: 83,569 square miles (216,441 km²) vs Texas: 268,599 square miles (695,668 km²), including inland and coastal water.
- Texas' total area is 3.2 times (221%) larger than Idaho's.
Length
- Idaho is 483 miles (778 km) long from north to south; Texas is 808 miles (1,300 km).
- Texas' north-south length is 1.7 times (67%) longer than Idaho's.
Width
- Idaho spans 352 miles (566 km) east to west; Texas spans 777 miles (1,250 km).
- Texas' east-west width is 2.2 times (121%) wider than Idaho's.
Highest point
- Idaho's highest point is Borah Peak at 12,631 feet (3,850 m); Texas's is Guadalupe Peak at 8,730 feet (2,661 m).
- Borah Peak is 3,901 feet higher than Guadalupe Peak.
Lowest point
- Idaho's lowest point is Snake River at 718 feet; Texas's is Gulf of Mexico at 0 feet.
- Texas's lowest point is 718 feet lower.
Idaho vs Texas Population and History
Population
- Idaho has a population of 2,001,619 (2024), while Texas has 31,290,831 (2024).
- Texas' population is 15.6 times larger than Idaho's.
Population density
- Idaho: 24.2 people per square mile vs Texas: 119.8.
- Texas' population density is 5.0 times (395%) higher than Idaho's.
Biggest city
- Idaho's biggest city is Boise with 237,963 people; Texas's is Houston with 2,390,125.
- Houston's population is 10.0 times larger than Boise's.
Largest metro area
- Idaho's largest metropolitan area is Boise City, ID metro area (845,877 people) vs Texas's Dallas-Fort Worth-Arlington, TX metro area (8,344,032).
- Dallas-Fort Worth-Arlington, TX metro area's population is 9.9 times (886%) larger than Boise City, ID metro area's.
History
- Idaho: Admitted to the Union on July 3, 1890, as the 43rd state.
- Texas: Admitted to the Union on December 29, 1845, as the 28th state.
- In its current form, Texas is the older of the two by 45 years.
Idaho vs Texas Economy
GDP
- Idaho's GDP is $129.0 billion (2024) vs Texas's $2,769.8 billion.
- Texas' economic output is 21.5 times larger than Idaho's.
GDP per capita
- Idaho: $64,457 per person vs Texas: $88,517.
- Texas' GDP per capita is 1.4 times (37%) higher than Idaho's.
Average income
- Idaho: $62,323 vs Texas: $69,823 average income per person (per capita personal income).
- Texas' average income is 1.1 times (12%) higher than Idaho's.
Idaho vs Texas Counties
Number of counties
- Idaho has 44 counties, while Texas has 254.
- Texas' county count is 5.8 times (477%) higher than Idaho's.
Biggest county by area
- Idaho's largest county is Idaho County at 8,478 square miles; Texas's is Brewster County at 6,184 square miles.
- Idaho County's land area is 1.4 times (37%) larger than Brewster County's.
Smallest county by area
- Idaho: Payette County (407 sq mi) vs Texas: Rockwall County (127 sq mi).
- Payette County's land area is 3.2 times (220%) larger than Rockwall County's.
Most populous county
- Idaho: Ada County (535,799 people) vs Texas: Harris County (5,009,302 people).
- Harris County's population is 9.3 times (835%) larger than Ada County's.
Least populous county
- Idaho: Clark County (794 people) vs Texas: Loving County (48 people).
- Clark County's population is 16.5 times larger than Loving County's.
Richest county
- Idaho: Blaine County ($202,612 per capita income) vs Texas: Loving County ($220,625).
- Loving County's income is 1.1 times (9%) richer than Blaine County's.
Poorest county
- Idaho: Madison County ($29,485 per capita income) vs Texas: Starr County ($34,180).
- Starr County's income is 1.2 times (16%) richer than Madison County's.
Idaho vs Texas Taxes
State income tax
- Idaho has a top income tax rate of 5.3%, while Texas has no state income tax.
- Idaho's top rate is 5.3 percentage points higher.
Property tax
- Idaho: 0.43% effective rate vs Texas: 1.31% of home value per year.
- Texas's rate is 0.88 percentage points higher.
Sales tax
- Idaho: 6.03% combined state and average local rate vs Texas: 8.2%.
- Texas's combined rate is 2.17 percentage points higher.
Official Websites
Idaho official website · Texas official website
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More Size Comparisons
All Idaho size comparisons · All Texas 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.