Ilwaco, WA Profile: Facts, Map & Data


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Ilwaco, Washington - Basic Facts

The City of Ilwaco had a population of 900 as of July 1, 2016.

The primary coordinate point for Ilwaco is located at latitude 46.3127 and longitude -124.0267 in Pacific County. The formal boundaries for the City of Ilwaco (see map below) encompass a land area of 2.1 sq. miles and a water area of 3.83 sq. miles. Pacific County is in the Pacific time zone (GMT -8). The elevation is 16 feet.

The City of Ilwaco (GNIS ID: 2410095) 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 Ilwaco is located within Long Beach-North Beach Peninsula Division of Pacific County.

Beneath the boundary map are tables with Ilwaco 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

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City of Ilwaco, WA Boundary Map

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Boundary Maps: Long Beach-North Beach Peninsula Division | Pacific County | Washington Counties

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


Total Population 900
Population in Households 891
Population in Familes 633
Population in Group Qrtrs 9
Population Density1 429
Diversity Index2 30


Total Households 427
Average Household Size 2.09
Family Households 235
Average Family Size 3


Total Housing Units 573 (100%)
Owner Occupied HU 289 (50.4%)
Renter Occupied HU 138 (24.1%)
Vacant Housing Units 146 (25.5%)
Median Home Value $220,000
Average Home Value $252,778


Median Household Income $39,532
Average Household Income $49,599
Per Capita Income $24,636
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.63% -0.36%
Households -0.59% -0.38%
Families -1.42% -0.43%
Median Household Income   1.11%
Per Capita Income   1.91%
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.

Ilwaco, WA - Peer Comparisons by Rank and Percentile

The table below compares Ilwaco 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 # 402 36th
Population Density1 # 432 31st
Diversity Index2 # 363 42nd
Median Household Income # 518 18th
Per Capita Income # 399 37th

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

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