:Mountain States League (1948–1954)

{{Short description|Baseball league}}

{{About|the league that operated from 1948 to 1954|league that operated from 1911 to 1912|Mountain States League (1911–12)|the league of a similar name that operated from 1937 to 1942|Mountain State League}}

{{Infobox sports league

| title =Mountain States League (1948–1954)

| current_season =

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| logo =

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| formerly =

| sport =Minor League Baseball

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| owner =

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| director =

| president =Virgil Q. Wacks (1948–1954)

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| fame =

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| inaugural =1948

| teams =13

| singles =

| country =United States of America

| venue =

| confed =

| folded =July 20, 1954

| champion =

| most_champs =2
Harlan Smokies
Hazard Bombers

| classification =Class D (1948–1953)
Class C (1954)

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| related_comps =Mountain States League (1911–12)

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}}

The Mountain States League was a Class D and Class C minor league baseball league which operated in the United States from 1948 to 1954. The league was a Class D level league, becoming a Class C league during its final season in 1954. The league disbanded on July 20, 1954. The cities of Harlan, Kentucky, and Morristown, Tennessee, were represented for the full seven–year existence of the circuit.