County Route C91 | |
|---|---|
| Glen Cove Avenue | |
 Glen Cove Avenue, highlighted in red | |
| Route information | |
| Maintained by NCDPW | |
| Length | 3.45 mi[1] (5.55 km) |
| Major junctions | |
| South end | Bryant Avenue (CR C26) and Plaza Road in Roslyn Harbor |
| North end | Brewster Street (CR C19), Herb Hill Road, and Mill Hill Road in Glen Cove |
| Location | |
| Country | United States |
| State | New York |
| County | Nassau |
| Highway system | |
Glen Cove Avenue is a major, 3.45-mile (5.55 km) road connecting Roslyn Harbor and Glen Cove in Nassau County, on Long Island, New York, in the United States.
The road, for its entire length is designated as unsigned County Route C91.