Boundary Atlas

Saco, Maine

Saco is a city in York County, Maine, with 20,381 residents in 2020. It is in Maine's 1st congressional district. It spans 3 state house districts. Its state senate district is State Senate District 31.

20,381residents (2020 Census)
38.6 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
York County100%

Congressional district

Congressional districtShare of residents
Maine's 1st congressional district (ME-01)100%

Elected officials

OfficeMemberContactShare of residents
MayorJodi MacPhailcitywide
U.S. Representative (ME-01)Chellie Pingree (D)202-225-6116100%
U.S. SenatorAngus S. King, Jr. (I)202-224-5344 · contact formstatewide
U.S. SenatorSusan M. Collins (R)202-224-2523 · contact formstatewide
State Senator (State Senate District 31)Donna Bailey (Democratic)100%
State Representative (State House District 129)Marshall Archer (Democratic)43%
State Representative (State House District 130)Lynn Copeland (Democratic)43%
State Representative (State House District 126)Drew Gattine (Democratic)14%

From Wikidata (community-maintained); confirm on the city's website.

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); Mayors: Wikidata (CC0).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 31100%

State house districtShare of residents
State House District 12943%
State House District 13043%
State House District 12614%

ZIP codes

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

Get this in your AI agent

Your agent can get Saco'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:2364675")

Saco here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.