|• Total||11,833.06 sq mi (30,647.5 km2)|
|Highest elevation||10,751 ft (3,277 m)|
|Lowest elevation||2,000 ft (610 m)|
|• Rank||80th in the U.S.|
|• Density||52.1/sq mi (20.118/km2)|
The Boise City–Nampa, Idaho Metropolitan Statistical Area (MSA) (commonly known as the Boise Metropolitan Area or the Treasure Valley) is an area that encompasses Ada, Boise, Canyon, Gem, and Owyhee counties in southwestern Idaho.  It is distinct from the wider Boise City–Mountain Home–Ontario, ID–OR Combined Statistical Area, an area consisting of seven counties in southwestern Idaho, and Malheur County, Oregon anchored by the cities of Boise and Nampa. It is the state's largest officially designated metropolitan area and includes Idaho's three largest cities – Boise, Nampa, and Meridian. Nearly 40 percent of Idaho's total population lives in the area.
As of the 2018 estimate, the Boise City–Nampa, Idaho Metropolitan Statistical Area (MSA) had a population of 730,426,  while the larger Boise City–Mountain Home–Ontario, ID–OR Combined Statistical Area (CSA) had a population of 811,961.  The metro area is currently the third largest in the US section of the Pacific Northwest after Seattle and Portland, and has replaced Akron, OH as the 80th largest metropolitan area in the United States.
- 1 Counties
- 2 Demographics
- 3 Communities
- 4 Transportation
- 5 Colleges and universities
- 6 Major valley employers
- 7 See also
- 8 References
- 9 External links
As of the 2010 census, there were 616,561 people, 170,291 households, and 120,118 families residing within the MSA. The racial makeup of the MSA was 89.80% White, 0.52% African American, 0.80% Native American, 1.38% Asian, 0.14% Pacific Islander, 5.02% from other races, and 2.35% from two or more races. Hispanic or Latino of any race were 8.96% of the population.
The median income for a household in the MSA was $36,695, and the median income for a family was $42,196. Males had a median income of $31,854 versus $23,244 for females. The per capita income for the MSA was $17,041.
- Boise – (principal city)
- Annex, Oregon
- Arock, Oregon
- Basque, Oregon
- Beulah, Oregon
- Burns Junction, Oregon
- Cairo, Oregon
- Crowley, Oregon
- Danner, Oregon
- Garden Valley
- Hamilton Corner
- Harper, Oregon
- Ironside, Oregon
- Jamieson, Oregon
- Jonesboro, Oregon
- Juntura, Oregon
- McDermitt, Nevada-Oregon
- Owyhee, Oregon
- Payette Junction, Oregon
- Riverside, Oregon
- Rome, Oregon
- State Highway 16
- State Highway 19
- State Highway 21
- State Highway 44
- State Highway 45
- State Highway 51
- State Highway 52
- State Highway 55
- State Highway 67
- State Highway 69
- State Highway 72
- State Highway 78
- State Highway 167
- Oregon Route 52
- Oregon Route 78
- Oregon Route 201
- Oregon Route 451
- Oregon Route 452
- Oregon Route 453
- Oregon Route 454
- Northwest Nazarene University (NNU), Nampa, Idaho
- The College of Idaho (C of I), Caldwell, Idaho
- University of Idaho (U of I), Boise; Extension Campus
- Idaho State University (ISU), Meridian, Idaho; Extension Campus
- College of Western Idaho, Nampa, Idaho (CWI) Nampa; Main Campus, Aspen Classroom Bldg., Canyon County Extension Boise; Ada County Campus
- Treasure Valley Community College, Caldwell, Idaho (TVCC) Ontario, Oregon; Main Campus Caldwell, Idaho; Caldwell Campus
- Northwest Lineman College (NLC), Kuna, Idaho
- Heavy Equipment Operator School of Idaho, Boise
- Stevens-Henager College, Boise, Idaho Nampa, Idaho 
- Carrington College, Boise
- Broadview University, Meridian, Idaho
- University of Phoenix Meridian; Main Campus
- Boise Bible College, Boise
- Micron Technology  Boise, Nampa
- Saint Luke's Medical Centers  Boise, Meridian, Eagle, Nampa
- Saint Alphonsus Regional Medical Centers  Boise, Nampa, Caldwell, Ontario
- Simplot  Boise, Caldwell
- Hewlett-Packard  Garden City / Boise
- Blue Cross Blue Shield Association  Meridian
- Union Pacific Railroad  Nampa
- T-Mobile US  Meridian
- DirecTV  Boise
- Teleperformance  Boise
- census.gov – Idaho population by county, 1900–90 accessed 2009-05-03
- Idaho Dept. of Labor
- "U.S. Census Bureau". Archived from the original on 2016-04-17. Retrieved 2019-04-18. American Fact Finder
- "Stevens-Henager College – Accredited Colleges in Utah & Idaho". Stevenshenager.edu. Retrieved 2015-12-30.
- Sam Harmer (2015-12-15). "Micron Technology, Inc. - Home | Memory and Storage Solutions". Micron.com. Retrieved 2015-12-30.
- "St. Luke's – Home". Stlukesonline.org. 2015-05-15. Retrieved 2015-12-30.
- "Boise Idaho Hospital | Saint Alphonsus | Ontario Oregon Hospital". Saint Alphonsus. Retrieved 2015-12-30.
- "J.R. Simplot Company". Simplot.com. Retrieved 2015-12-30.
- "Jobs and careers at HP | HP® Official Site". Hp.com. 2015-11-01. Retrieved 2015-12-30.
- "Health Insurance Career Opportunities at Blue Cross and Blue Shield". BCBS.com. Retrieved 2015-12-30.
- "Welcome to Union Pacific Careers". Up.jobs. Retrieved 2015-12-30.
- "T-Mobile Jobs & Employment". T-mobile.com. Retrieved 2015-12-30.
- "DIRECTV Careers". Directv.com. Retrieved 2015-12-30.
- "Apply Now | Teleperformance". Teleperformanceusa.com. 1970-01-01. Retrieved 2015-12-30.
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