Open Water Data

Harbor Island Park Beach

Mamaronek, New York, United States

Data Sources
  • Enterococcus
    PASS 75mpn (single) Mon, Aug 11, 2025 at 9:30am
  • Water Quality Status
    Passed tests Mon, Aug 11, 2025 at 9:30am
  • Air Temperature
    17.1°C / 62.8°F (air) Sat, Aug 23, 2025 at 5:15am
  • Wind
    11.5 - 17.6km/h WSW 237° Sat, Aug 23, 2025 at 5:15am
  • Clear
    Clear Sat, Aug 23, 2025 at 5:15am
  • Precipitation
    0mm Sat, Aug 23, 2025 at 5:15am
  • Air Visibility
    16km Sat, Aug 23, 2025 at 5:15am
  • Humidity
    72% Sat, Aug 23, 2025 at 5:15am

Harbor Island Park Beach is located in the Village of Mamaroneck in Westchester County. This 700ft saltwater beach is open to everyone with an admission fee ($5 for adults, $3 for kids 6 to 12, $1 for seniors, and free for kids under 6). Visitors can swim on weekends only until June 21st and daily from June 23-Labor Day from 9:30am to 5pm. Parking is available for $6 on weekdays and $8 on weekends and holidays.

The park also has a playground apparatus, spray ground, pavilion, rest rooms, showers, marina, boat launching area, docks, fishing floats, tennis club, picnic tables, benches, swing benches, ball fields, play fields. There are also concerts and special events held in the park including Mamaroneck's "Harbor Fest".

*This beach is set to grey because water sampling information is unavailable. Always obey signs posted at the beach.*

The description above was copied from or heavily based on Swim Guide, with permission.

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