US Facts       Footsteps of History       It Happened Here      
Mottos, Slogans and Nicknames       Noted Notables


Welcome To KEY TO THE CITY's Page For
Mercer Island
King County, Washington


Page Contents for Mercer Island, Washington

Statistics & Facts


History & History-related items





Statistics & Facts

The Washington state capital is Olympia.
The population of Mercer Island is approximately 21,550 (1997), 22699 (2010).
The approximate number of families is 8,321 (1990), 9109 (2010).
The amount of land area in Mercer Island is 16.532 sq. kilometers.
The amount of land area in Mercer Island is 6.2 sq. miles.
The amount of surface water is 17.422 sq kilometers.
The distance from Mercer Island to Washington DC is 2463 miles.
The distance to the Washington state capital is 48 miles. (as the crow flies)
Mercer Island is positioned 47.56 degrees north of the equator and 122.23 degrees west of the prime meridian.
Mercer Island median income is $ 76,100 (1994).
Mercer Island average annual precipitation is 32-35 inches peryear.
The average winter temperature is 20 - 40 degrees F.
The average summer temperature is 50-70 degrees F.


on the southern edge of Lake Washington. It is the only King County city situated on an island. Access to Seattle or Bellevue is over the Interstate 90 bridge.
Return to Index


the island is a little over five miles long and only two miles wide.
Return to Index

History & History Related Items

The island was named after one of the three pioneering Mercer brothers, all of whom had a great influence on the development of the Seattle area
Return to Index

The settling of Mercer Island


The incorporation of Mercer Island

July, 1960

Mercer Island City Government

City of Mercer Island

Mercer Island Libraries

The Mercer Island Library
4400 88th Ave SE
Mercer Island WA 98040
Phone: 206-236-3537

Mercer Island Schools

Mercer Island School District #400 Mercer Island School District #400 Mercer Island


The population of Mercer Island was:
1980 - 21,522
1990 - 20,816
1997 - 21,550

Contribute information for this community or any other community on the Key To TheCity website

Be sure to include the name of the community and its state when contacting Key to the City as you are NOT directly contacting this community.

Thanks for visiting Key to the City. Come back again! Soon!

The information on Key to the City is from multiple sources including government, commerce, libraries, individuals and organizations. There is no guarantee of the accuracy or timeliness of the information presented on these pages, therefore, please use at your own risk.

Search Key to the City
Custom Search
or Search anywhere on the Web
Custom Search