Serving Des Moines and nearby Polk, Dallas and Warren County communitiesCall or request a callback: (515) 303-4161

Johnston, north of Des Moines along the Des Moines River and Saylorville Lake, has about 24,400 residents (ACS 2024 5-year). The median home was built in 2004; about 3% of homes are older than 1960.

About 71% of occupied homes are owner-occupied, with a median value of $369,100. With mostly newer housing, sump pumps, discharge lines and finished-basement humidity are frequent topics, along with radon tests at the time of a sale.

Sealed sump lid and radon vent pipe in a Johnston, IA basement

Basement Waterproofing in Johnston, IA

Johnston: Key Facts and Sources

PopulationAbout 24,400 (24,384) (Source: U.S. Census Bureau, American Community Survey (2024 5-year), via Census Reporter)
Age of homesMedian year built 2004; about 3% built before 1960 (310 of 9,720 housing units) (Source: U.S. Census Bureau, American Community Survey (2024 5-year), via Census Reporter)
Owner-occupied homesAbout 71% (6,554 of 9,259); median home value $369,100 (Source: U.S. Census Bureau, American Community Survey (2024 5-year), via Census Reporter)

ZIP codes covered: 50131

Waterproofing in Johnston? Call Now.

Serving Des Moines and the surrounding area. Call or request a callback.

Call (515) 303-4161