City Population And Economic Context
Barnum Island, NY
Barnum Island, NY city profile with direct Population Pulse only when verified, plus named parent-county economic context.
Overview
Barnum Island, NY city profile with direct Population Pulse only when verified, plus named parent-county economic context.
Current Population And County Economic Pulse
Direct city population values appear only when the Census place match is verified. Jobs and earnings use named parent-county context.
County Population Context
Parent-county context2025 population estimate
Nassau County: 1,398,939
One-year change +0.1%
Five-year change +0.6%
Nassau County data is shown as context; it is not claimed as a city estimate.
View Nassau County profile →County Jobs Context
Parent-county contextQ1 2026 average covered employment
Nassau County: 628,115
Q1 2025 -0.2%
2025 annual context 636,274
Nassau County data is shown as context; it is not claimed as a city estimate.
View Nassau County profile →