Rock Island, Washington
Rock Island: city in Douglas County, Washington
About
Rock Island is a city located in the county of Douglas in the U.S. state of Washington. Its population at the 2010 census was 788. After 10 years in 2020 city had an estimated population of 1,310 inhabitants.
The city was created 96 years ago in 1929.
Quick Facts about Rock Island
| Population | 1,310 (2020) |
| Country | United States of America |
| State | Washington (United States) |
| County | Douglas County |
| Postal code | 98850 |
| Phone Area Codes | 509 |
| Latitude & Longitude | 47.3771,-120.1440 |
| Altitude | 2,110 feet / 643, 196 meters |
| Establishment | January 01, 1930 (96 years ago) |
| Time Zone | Pacific Time Zone, UTC−07:00, UTC−08:00 |
| Local time | 17:47:35 (22nd April 2026) |
| Population growth | 39.85% (2010-2020) |
| Weather | 53℉ Chance Rain Showers 7-days weather |
Geography
Rock Island is located at 47°22'37"N 120°8'38"W (47.3770700, -120.1439500).
Rock Island map
icon to open full mode. View satellite images
Weather
A chance of rain showers after 11pm. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
7-Day ForecastOfficial website of Rock Island
Official WebsiteDemographics
The population of Rock Island increased by 39.85% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 788 | - | census |
| 2011 | 873 | 9.74% | estimation process |
| 2012 | 884 | 1.24% | estimation process |
| 2013 | 889 | 0.56% | estimation process |
| 2014 | 894 | 0.56% | estimation process |
| 2015 | 912 | 1.97% | estimation process |
| 2016 | 959 | 4.9% | estimation process |
| 2017 | 1,017 | 5.7% | estimation process |
| 2018 | 1,050 | 3.14% | estimation process |
| 2019 | 1,124 | 6.58% | estimation process |
| 2020 | 1,310 | 14.2% | estimation process |
Services and Civic Places in Rock Island
1Rock Island City Clerk Office
9 N Garden Ave, Rock Island, WA 98850 View details
Phone: +15098841261 | Website available
Nearby Schools and Colleges
Schools and campuses linked to Rock Island, WA. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 236975 | Wenatchee Valley College | Wenatchee (WA) | 98801-1799 |
| 234827 | Central Washington University | Ellensburg (WA) | 98926-7501 |
Nearby Transit Stations (13)
Rail and bus stations connected to Rock Island, WA. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| WEN | Columbia Station | Kittitas & South Columbia Sts. | RAIL |
| QUC | Quincy, Washington | 102 B St NE | BUS |
| EPH | Ephrata | 24 Alder St NW | RAIL |
| LWA | Leavenworth | 11645 North Rd | RAIL |
| EPR | Ephrata, WA | 1352 Basin Street SW | BUS |
Closest post offices linked to Rock Island.
| Post Office Name | City | ZIP |
|---|---|---|
| Rock Island Post Office | Rock Island (WA) | 98850 |
Other places with the same name (2)
- Rock Island, Illinois city in Illinois with a population of 36,870 people.
- Rock Island, Oklahoma town in Le Flore County, Oklahoma with a population of 648 people.
Other cities in Douglas County
Cities, towns, neighborhoods & other populated places in Douglas County , WA.
| City Name | Population | Title |
|---|---|---|
| East Wenatchee | 14,012 | City in Douglas County, Washington, United States |
| East Wenatchee Bench | 8,856 | Census designated place |
| Bridgeport | 2,585 | City in Douglas County, Washington |
| Waterville | 1,197 | Town in Douglas County, Washington |
| Mansfield | 337 | Town in Douglas County, Washington, United States |
Distance to Other Cities
Rock Island distances to largest Washington cities