Grand Coulee, Washington

Grand Coulee is a city in Grant County, Washington, United States. The population was 972 at the 2020 census.[2]

This article is about the town in Grant County, Washington. For other uses of "Grand Coulee", see Grand Coulee (disambiguation).

Grand Coulee, Washington
City
Main Street, Grand Coulee, WA
Main Street, Grand Coulee, WA
Location of Grand Coulee, Washington
Location of Grand Coulee, Washington
Coordinates: 47°56′23″N 119°0′6″W
CountryUnited States
StateWashington
CountyGrant
Area
[1]
 • Total1.36 sq mi (3.53 km2)
 • Land1.26 sq mi (3.25 km2)
 • Water0.11 sq mi (0.28 km2)
Elevation
1,483 ft (452 m)
Population
 (2020)[2]
 • Total972
 • Density834.39/sq mi (322.06/km2)
Time zoneUTC-8 (Pacific (PST))
 • Summer (DST)UTC-7 (PDT)
ZIP code
99133
Area code509
FIPS code53-27855
GNIS feature ID1512249[3]

History

Grand Coulee was officially incorporated on November 6, 1935. It is located above the Grand Coulee Dam and next to North Dam. It was the birthplace of the molecular biologist John Abelson (1938).

Geography
Aerial view from the south with Grand Coulee located centrally, Electric City to the left and Coulee Dam to the right.

Grand Coulee is located at 47°56′23″N 119°0′6″W (47.939706, -119.001597).[4]

According to the United States Census Bureau, the city has a total area of 1.29 square miles (3.34 km2), of which, 1.19 square miles (3.08 km2) is land and 0.10 square miles (0.26 km2) is water.[5]

The city of Grand Coulee is located at the northern end of its namesake, the Grand Coulee, the canyon-like walls of which rise from the 1,483 feet above sea level in the city to over 2,300 feet immediately south of the city. The terrain falls off approximately 200 feet from the city to the shore of Crescent Bay and Lake Roosevelt immediately to the east of the city. Electric City is approximately 1.5 miles to the southwest and the town of Coulee Dam is approximately three miles to the north. The three cities are connected by Washington State Route 155, which has a junction with Washington State Route 174 in Grand Coulee.[6][7]

Climate
Climate data for Grand Coulee, Washington
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 61
(16)		 61
(16)		 73
(23)		 91
(33)		 100
(38)		 102
(39)		 108
(42)		 110
(43)		 103
(39)		 84
(29)		 69
(21)		 58
(14)		 110
(43)
Average high °F (°C) 33
(1)		 40
(4)		 52
(11)		 61
(16)		 70
(21)		 78
(26)		 87
(31)		 87
(31)		 77
(25)		 61
(16)		 43
(6)		 32
(0)		 60
(16)
Average low °F (°C) 23
(−5)		 25
(−4)		 31
(−1)		 37
(3)		 45
(7)		 51
(11)		 58
(14)		 57
(14)		 49
(9)		 39
(4)		 30
(−1)		 22
(−6)		 39
(4)
Record low °F (°C) −17
(−27)		 −15
(−26)		 — 21
(−6)		 21
(−6)		 36
(2)		 40
(4)		 38
(3)		 30
(−1)		 7
(−14)		 −10
(−23)		 −16
(−27)		 −17
(−27)
Average precipitation inches (mm) 1.06
(27)		 1.00
(25)		 0.91
(23)		 0.87
(22)		 1.15
(29)		 1.05
(27)		 0.64
(16)		 0.28
(7.1)		 0.44
(11)		 0.68
(17)		 1.30
(33)		 1.45
(37)		 10.83
(274.1)

Demographics
Historical population
CensusPop.Note%±
19403,659—
19502,741−25.1%
19601,058−61.4%
19701,30223.1%
19801,180−9.4%
1990984−16.6%
2000897−8.8%
201098810.1%
2020972−1.6%
U.S. Decennial Census[8]
2020 Census[2]

2010 census

As of the census[9] of 2010, there were 988 people, 474 households, and 246 families residing in the city. The population density was 830.3 inhabitants per square mile (320.6/km2). There were 554 housing units at an average density of 465.5 per square mile (179.7/km2). The racial makeup of the city was 76.5% White, 1.1% African American, 14.2% Native American, 0.8% Asian, 3.5% from other races, and 3.8% from two or more races. Hispanic or Latino of any race were 8.9% of the population.

There were 474 households, of which 21.9% had children under the age of 18 living with them, 36.9% were married couples living together, 10.5% had a female householder with no husband present, 4.4% had a male householder with no wife present, and 48.1% were non-families. 40.5% of all households were made up of individuals, and 16.3% had someone living alone who was 65 years of age or older. The average household size was 2.06 and the average family size was 2.74.

The median age in the city was 47.1 years. 19.3% of residents were under the age of 18; 6.9% were between the ages of 18 and 24; 21.5% were from 25 to 44; 32.2% were from 45 to 64; and 20.4% were 65 years of age or older. The gender makeup of the city was 48.2% male and 51.8% female.

2000 census

As of the census of 2000, there were 897 people, 410 households, and 246 families residing in the city. The population density was 816.9 people per square mile (314.8/km2). There were 530 housing units at an average density of 482.7 per square mile (186.0/km2). The racial makeup of the city was 81.27% White, 1.11% African American, 12.49% Native American, 1.34% Asian, 2.79% from other races, and 1.00% from two or more races. Hispanic or Latino of any race were 4.91% of the population.

There were 410 households, out of which 25.6% had children under the age of 18 living with them, 44.1% were married couples living together, 12.2% had a female with no husband present, and 39.8% were non-families. 35.1% of all households were made up of individuals, and 15.6% had someone living alone who was 65 years of age or older. The average household size was 2.13 and the average family size was 2.71.

In the city, the age distribution of the population shows 22.5% under the age of 18, 6.6% from 18 to 24, 20.4% from 25 to 44, 26.9% from 45 to 64, and 23.6% who were 65 years of age or older. The median age was 45 years. For every 100 females, there were 92.5 males. For every 100 females age 18 and over, there were 80.5 males.

The median income for a household in the city was $21,818, and the median income for a family was $29,375. Males had a median income of $25,625 versus $18,125 for females. The per capita income for the city was $13,639. About 11.7% of families and 19.3% of the population were below the poverty line, including 25.3% of those under age 18 and 17.6% of those age 65 or over.

References
  1. "2019 U.S. Gazetteer Files". United States Census Bureau. Retrieved August 7, 2020.
  2. "2020 Census Redistricting Data (Public Law 94-171) Summary File". American FactFinder. United States Census Bureau. Retrieved March 18, 2022.
  3. "Grand Coulee". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
  4. "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. February 12, 2011. Retrieved April 23, 2011.
  5. "US Gazetteer files 2010". United States Census Bureau. Archived from the original on January 25, 2012. Retrieved December 19, 2012.
  6. "Electric City Quadrangle" (Topographic Map). usgs.gov. U.S. Geological Survey. 2020. Retrieved September 2, 2022.
  7. "Grand Coulee Dam Quadrangle" (Topographic Map). usgs.gov. U.S. Geological Survey. 2020. Retrieved September 2, 2022.
  8. United States Census Bureau. "Census of Population and Housing". Retrieved October 2, 2013.
  9. "U.S. Census website". United States Census Bureau. Retrieved December 19, 2012.
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