Newcastle, WA Profile: Facts, Map & Data


Newcastle Local Links & Resources:
Hotels | Resources | ALL Newcastle Content

Also See: Newcastle, WA ZIP Codes & ZIP Code Maps | Local Area Photos

Newcastle, Washington - Basic Facts

The City of Newcastle had a population of 11,606 as of July 1, 2016. Newcastle ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.

The primary coordinate point for Newcastle is located at latitude 47.5317 and longitude -122.1656 in King County. The formal boundaries for the City of Newcastle (see map below) encompass a land area of 4.45 sq. miles and a water area of 0.01 sq. miles. King County is in the Pacific time zone (GMT -8). The elevation is 564 feet.

The City of Newcastle (GNIS ID: 2411243) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Newcastle is located within Seattle East Division of King County.

Beneath the boundary map are tables with Newcastle population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


City of Newcastle, WA Boundary Map

Also See: BIG Map | Driving Directions | WA Congressional Districts
Boundary Maps: Seattle East Division | King County | Washington Counties

Search the map for:

Newcastle, WA Data & Demographics (As of July 1, 2016)


Total Population 11,606
Population in Households 11,579
Population in Familes 9,736
Population in Group Qrtrs 27
Population Density1 2,610
Diversity Index2 60


Total Households 4,426
Average Household Size 2.62
Family Households 3,148
Average Family Size 3


Total Housing Units 4,606 (100%)
Owner Occupied HU 3,266 (70.9%)
Renter Occupied HU 1,160 (25.2%)
Vacant Housing Units 180 ( 3.9%)
Median Home Value $611,411
Average Home Value $652,381


Median Household Income $111,502
Average Household Income $145,864
Per Capita Income $55,817
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.8% 1.99%
Households 1.55% 1.87%
Families 1.55% 1.9%
Median Household Income   1.35%
Per Capita Income   1.15%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Newcastle, WA - Peer Comparisons by Rank and Percentile

The table below compares Newcastle to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 105 83rd
Population Density1 # 114 82nd
Diversity Index2 # 112 82nd
Median Household Income # 18 97th
Per Capita Income # 13 98th

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.

Washington Research Tools

Washington Census Data Comparison Tool

Compare Washington Census Data
Highest or Lowest: