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Grant County

FACT SHEET

  • Name origin: Named for Ulysses S. Grant (1822-85), 18th President of the United States (1869-77)
  • Established: 1909 Feb 24
  • County seat: Ephrata
  • County government website
  • Upcoming events (via WA-List’s events calendar)
  • Population (2010): 89,120 (Rank: 13 of 39)
  • Area (2010): 2,679.51 square miles (Rank: 4 of 39)
  • Density (2010): 33.3 people per square miles (Rank: 21 of 39)
  • Highest elevation: 2,899 feet, Ulysses S. Hill in the Beezley Hills.

Cities and Towns Population Area Density Elevation Zip code
(sq miles) (pop/sq miles) (feet)
1. Moses Lake city 20,366 15.75 1,292.8 1.039 98837
2. Ephrata city 7,664 10.09 759.9 1,272 98823
3. Quincy city 6,750 4.96 1,359.8 1,300 98848
4. Mattawa city 4,437 0.74 5,995.9 775 99349
5. Warden city 2,692 2.58 1,043.4 1.030 98857
6. Royal City city 2,140 1.35 1,585.2 1,000 99357
7. Soap Lake city 1,514 1.25 1,211.2 1,189 98851
Coulee Dam 1 town 1,098 See Okanogan County
8. Grand Coulee city 988 1.19 830.3 1,702 99133
9. Electric City city 968 1.70 569.4 1,500 99123
10. Coulee City town 562 0.90 624.4 1,585 99115
11. George city 501 1.33 376.7 1.210 98848
12. Wilson Creek town 205 0.96 213.5 1,276 98860
13. Hartline town 151 0.33 457.6 1,911 99135
14. Krupp town 48 0.59 81.4 1,310 98832

1 Coulee Dam spans the Okanogan-Douglas-Grant county lines. Its largest portion is in Okanogan County so it is listed there.

 


Additional facts

  • Grant County is the 4th largest county in Washington.
  • Several municipalities in Washington cross county boundaries and exist in two counties at once.  Coulee Dam is the only one to be in three counties.
  • Krupp is the smallest town in Washington by population. Hartline is 7th smallest.
  • Mattawa has the 2nd greatest population density of any Washington city. Only Seattle has more people per square mile.
  • Meanwhile Krupp has the smallest population density of any Washington municipality — by far!  In fact, there are fewer people per square mile within town limits, than in the state as a whole.  It’s the only town with that distinction.  Wilson Creek has the state’s 3rd smallest population density..
  • Although Krupp is the official town name, it is better known as Marlin, Marlin is also the name of the post office. known as.
  • Moses Lake is the 4th largest natural lake in the state by surface area (6,815 acres).

Notes

  • This page is updated periodically in an effort to keep information accurate and offer additional data.
  • = link to map
  • All population and area data are from the 2010 United States Census. All population density figures for cities greater than 5,000 people are as well. Densities of smaller towns and cities were calculated separately using US Census data.
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