The Martinsville Micropolitan Statistical Area is a United States Micropolitan Statistical Area (μSA) in Virginia, as defined by the Office of Management and Budget (OMB) as of June, 2003. As of the 2000 census, the μSA had a population of 73,346 (though a July 1, 2009 estimate placed the population at 69,523). 
Note: Since a state constitutional change in 1871, all cities in Virginia are independent cities that are not located in any county. The OMB considers these independent cities to be county-equivalents for the purpose of defining μSAs in Virginia.
One county and one independent city are included in the Martinsville Micropolitan Statistical Area. 
- Martinsville (Principal city)
- Census-designated places
- Unincorporated places
As of the census  of 2000, there were 73,346 people, 30,408 households, and 20,974 families residing within the μSA. The racial makeup of the μSA was 70.43% White, 26.74% African American, 0.15% Native American, 0.41% Asian, 0.03% Pacific Islander, 1.24% from other races, and 0.90% from two or more races. Hispanics or Latinos of any race were 3.22% of the population.
The median income for a household in the μSA was $29,629 and the median income for a family was $36,985. Males had a median income of $27,595 versus $21,067 for females. The per capita income for the μSA was $17,181.
- "Table 1. Annual Estimates of the Population of Metropolitan and Micropolitan Statistical Areas: April 1, 2000 to July 1, 2009 (CBSA-EST2009-01)". 2009 Population Estimates. United States Census Bureau, Population Division. 2010-03-23. Archived from the original ( CSV) on June 15, 2010. Retrieved 2010-03-25.
- "Metropolitan Statistical Areas and Components" ( TXT). Metropolitan statistical areas and metropolitan divisions defined by the Office of Management and Budget, November 2007. United States Census Bureau, Population Division. 2008-06-24. Retrieved 2008-09-17.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.