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Columbia Neighborhood Swim League • Howard County | Maryland  
 
 
 
 
 
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About Us

The Columbia Neighborhood Swim League (CNSL) is a summer swim league in Howard County, Maryland.  Our league has 14 swim teams located throughout the Columbia / Ellicott City / Clarksville area.  Our swimmers are preschool through high school age kids with all levels of swimming abilities. 

Why join CNSL?  Click here to find out!