Demographics & People — Newcastle, Washington

Population Overview

Population (Census)12,945
Estimated 2026~13,100
Median Age37.5
Total Households5,373
Family Households3,604
Average Household Size2.4
Diversity Index0.5733 (moderately diverse)

Race & Ethnicity

White5,600
Black or African American203
Asian5,118
Hispanic or Latino754

Heritage & Ancestry

GroupCount
Other groups6,067
Unclassified or not reported2,320
German1,354
English1,228
Hispanic: Hispanic or Latino800
Irish625
Hispanic: Mexican475
European375
Norwegian374
Italian358

Language

English Only7,258
Spanish537
Population 5+11,988

Veterans

Veterans271
Population 18+10,212

Commuting

Mean Commute Time27.9 minutes
Work from Home30.2%
Commuter ProfileN/A
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Newcastle, Washington.