Unlock more jurisdiction sub-pages
Subscribe for full sub-page depth, saves, alerts, and exports.
Barnum Island
City in New York, United States
Overview
Barnum Island is a small waterfront community in Nassau County, New York, known for its tranquil atmosphere and proximity to the beaches of Long Island. Visitors enjoy relaxed suburban life, scenic water views, and easy access to larger attractions like Long Beach.
Geographic Context
Jurisdiction
United States
State
New York
Population
—
Time Zone
America/New_York
Coordinates
40.60°, -73.64°
Key Metrics
Safety Score
72
Female Safety
77
LGBTQ+ Safety
82
Traffic Safety
83
Food Safety
97
Monthly Cost
$3,370
Local Cost
$2,540
Local Income
$4,200
Cashless
97
English
100
Temperature
12.2°C
Summer Avg
22.4°C
Winter Avg
2.3°C
Record High
34.3°C
Record Low
-14.4°C
Humidity
81%
Precipitation
1311 mm
Internet Speed
321 Mbps
Upload
303 Mbps
Latency
5 ms
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
Transport
43
Walk Score
43
Footways
86.0
Airport
JFK
Distance
13 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 3 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-09.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 55/100.
Subscribe to unlock more jurisdiction sub-pages this month.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.