There are 87 Arthur J. Gallagher & Co. locations in the United States of America as of February 16, 2026. The state or territory with the most Arthur J. Gallagher & Co. locations is Texas, with 26 sites, accounting for roughly 29.9% of the total.


Arthur J. Gallagher & Co. operates 87 United States of America locations across 27 states. Largest clusters are in Texas, California, and Illinois; the top 10 states contain 75.9% of sites. Coverage is thinner in SouthCarolina, Virginia, and Washington.

Arthur J. Gallagher & Co. operates 87 locations across the United States, with Texas hosting the largest share at 26 locations (29.9%). California and Illinois follow with 11 (12.6%) and 6 (6.9%) locations respectively, making the top three states account for 49.4% of total locations. The top ten states collectively represent 75.9% of the brand's locations. Texas, Connecticut, and Idaho have the best access based on population per location, while Michigan, Virginia, and Washington are the most stretched states.
Locations concentrate around major metros such as Harris, Webb, Hidalgo, Bexar, and LosAngeles. The top 10 cities account for 35.6% of U.S. sites.

Arthur J. Gallagher & Co. has a total of 87 locations in the United States, with the top 10 cities accounting for 35.6% of these. Harris, Texas leads with 6 locations, followed by Webb, Texas with 5, and Hidalgo and Bexar, Texas each with 4. Other notable cities include Los Angeles, California, and Cook, Illinois, each with 3 locations.
Street-level clusters show corridors where multiple Arthur J. Gallagher & Co. locations sit within the same neighborhood indicating strong local presence and coherence. Arthur J. Gallagher & Co. operates a total of 87 nationwide.

The complete dataset of Arthur J. Gallagher & Co. locations across the United States of America is available for download, including coordinates, traffic patterns, and operational status.

Arthur J. Gallagher & Co. has 87 locations across the United States of America. The key variables shows the most infleuntial aspects for Arthur J. Gallagher & Co. locations nationwide. This provides a closer look of how Arthur J. Gallagher & Co. is operating from different prespectives.

Arthur J. Gallagher & Co. has the most locations in Texas, which is also the largest state by land area at 695,668 km², with 26 locations. California follows with 11 locations and an area of 423,965 km². Connecticut is the smallest state listed, covering 14,358 km², and has 2 locations. Some states like New Jersey and New York have location counts but missing land area data.

Arthur J. Gallagher & Co. operates primarily open businesses across ten U.S. states, with Texas having the highest total at 26 locations and a 96.2% open rate. All other states, including California, Illinois, New Jersey, New York, Florida, Ohio, Connecticut, Louisiana, and Georgia, report 100% of their locations open. No closed businesses are recorded in any state.
This section summarizes customer sentiment toward Arthur J. Gallagher & Co.. Using ratings and review totals from 87 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.

Arthur J. Gallagher & Co. has the highest average rating of 5.0 in Georgia, followed by New Jersey with 4.7. Illinois shows a moderate average rating of 3.9 and leads in review count with 7 reviews, tied with New York. Louisiana's average rating is not available.
Arthur J. Gallagher & Co. received the highest average rating of 5.0 in Georgia, followed by New Jersey with 4.7. Illinois had the most reviews at 7, tied with New York, while Ohio had 6 reviews. Florida and Texas each contributed 5 reviews to the total.

Arthur J. Gallagher & Co. has full phone coverage in all listed states across the United States. Texas leads with 26 out of 26 locations having phone access, followed by California with 11 out of 11. Other states like Illinois, New Jersey, Florida, and New York also show 100% phone coverage for their respective locations.
Arthur J. Gallagher & Co. 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.