There are 30 Johns Manville locations in the United States of America as of April 18, 2026. The state or territory with the most Johns Manville locations is Ohio, with 5 sites, accounting for roughly 16.7% of the total.


Johns Manville operates 30 United States of America locations across 17 states. Largest clusters are in Ohio, Texas, and California; the top 10 states contain 76.7% of sites. Coverage is thinner in NewYork, SouthCarolina, and Tennessee.

Johns Manville operates 30 locations across the United States, with Ohio and Texas leading at 5 locations each, representing 16.7% apiece. The top three states account for 40% of all locations, while the top ten states cover 76.7%. Ohio offers the best access with the lowest population per location at approximately 2.35 million, whereas California is the most stretched, having over 19.6 million people per location.
Locations concentrate around major metros such as Harris, Lucas, Bibb, Camden, and Dallas. The top 10 cities account for 46.7% of U.S. sites.

Johns Manville has a total of 30 locations across the United States, with the top 10 cities accounting for 46.7% of these. Harris, Texas, and Lucas, Ohio, lead with three locations each. Several other cities, including Bibb, Georgia, and Camden, New Jersey, have a single location each.
Street-level clusters show corridors where multiple Johns Manville locations sit within the same neighborhood indicating strong local presence and coherence. Johns Manville operates a total of 30 nationwide.

The complete dataset of Johns Manville locations across the United States of America is available for download, including coordinates, traffic patterns, and operational status.

Johns Manville has 30 locations across the United States of America. The key variables shows the most infleuntial aspects for Johns Manville locations nationwide. This provides a closer look of how Johns Manville is operating from different prespectives.

Johns Manville has locations across multiple U.S. states, with Ohio and Texas each hosting 5 locations. Texas is the largest state by land area at approximately 695,668 km², while Indiana is the smallest among these states at about 94,331 km². California and Colorado also have multiple locations, with 2 each, covering areas of 423,965 km² and 269,605 km² respectively.

Johns Manville has a total of 23 business locations across 10 U.S. states, all of which remain open with no closures reported. Ohio and Georgia each have 100% open businesses, with Ohio hosting the highest count at 5 locations. Texas shows an 80% open rate with 4 out of 5 locations operational. Several states, including Arizona, Nevada, and New York, maintain a single fully open location.
This section summarizes customer sentiment toward Johns Manville. Using ratings and review totals from 30 locations, we highlight where scores are consistently high and where feedback volume is greatest. Average star ratings reflect perceived quality, while total reviews indicate engagement and reach across the network.

Johns Manville's highest average rating is in Colorado with a perfect 5.0, followed by New York at 4.5 and Texas at 4.3. Ohio leads in review volume with 176, while Georgia, Texas, Indiana, and Nevada also have significant numbers of reviews. Notably, Georgia appears in both top average ratings (4.1) and review counts (108).
Johns Manville's highest average rating comes from Colorado with a perfect score of 5.0, followed by New York at 4.5. Ohio leads in total reviews with 176, significantly ahead of Georgia's 108 and Texas's 100. Indiana appears in both top lists, ranking fourth in average rating (4.2) and fourth in review count (75).

Johns Manville achieved full phone coverage in all listed states across the United States. Ohio and Texas each had the highest total of 5 locations, all with phone access. California, Colorado, Georgia, Indiana, and New Jersey each had 2 locations, all covered by phone. Arizona, Nevada, and New York had a single location each, also with 100% phone coverage.
Johns Manville POI data enables clear measurement of footprint and demand. Analysts can rank states and cities by location count, compare coverage on a per-capita basis, and use traffic scores and review volumes to spot high-performing markets and under-served pockets. The result is an objective view of saturation, growth opportunities, and performance outliers.
For network planning, the data supports scoring candidate trade areas using location density, population per location, and nearby traffic intensity. Teams can evaluate cannibalization risk via nearest-store distance, surface whitespace along key corridors, and prioritize sites near retail anchors, campuses, or transit where observed activity is strongest.
Planners can map clusters and service gaps to understand commercial access at the neighborhood level. Per-capita coverage highlights communities with limited access, while changes in openings or closures signal shifts in activity. These insights inform corridor revitalization, streetscape and transit planning, and data-driven zoning decisions.