Boundary Atlas

Spanaway, Washington

Spanaway is a Census-designated place (an unincorporated community) in Pierce County, Washington, with 35,476 residents in 2020. It is in Washington's 10th congressional district. It spans 3 state senate and 3 state house districts.

35,476residents (2020 Census)
8.7 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Pierce County100%

Congressional district

Congressional districtShare of residents
Washington's 10th congressional district (WA-10)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WA-10)Marilyn Strickland (D)202-225-9740100%
U.S. SenatorMaria Cantwell (D)202-224-3441 · contact formstatewide
U.S. SenatorPatty Murray (D)202-224-2621 · contact formstatewide
State Senator (Legislative (Senate) District 29)Steve Conway (Democratic)57%
State Senator (Legislative (Senate) District 28)T'wina Nobles (Democratic)32%
State Senator (Legislative (Senate) District 2)Jim McCune (R)10%
State Representative (Legislative (House) District 29)Melanie Morgan (Democratic)57%
State Representative (Legislative (House) District 29)Sharlett Mena (Democratic)57%
State Representative (Legislative (House) District 28)Dan Bronoske (Democratic)32%
State Representative (Legislative (House) District 28)Mari Leavitt (Democratic)32%
State Representative (Legislative (House) District 2)Andrew Barkis (R)10%
State Representative (Legislative (House) District 2)Matt Marshall (R)10%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of residents
Legislative (Senate) District 2957%
Legislative (Senate) District 2832%
Legislative (Senate) District 210%

State house districtShare of residents
Legislative (House) District 2957%
Legislative (House) District 2832%
Legislative (House) District 210%

ZIP codes

Percentages mark ZIPs only partly in Spanaway: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Spanaway's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:5366255")

Spanaway here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.