Boundary Atlas

Lancaster, South Carolina

Lancaster is a city in Lancaster County, South Carolina, with 8,683 residents in 2020. It is in South Carolina's 5th congressional district. Its state senate district is State Senate District 27; its state house district is State House District 45.

8,683residents (2020 Census)
8.1 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Lancaster County100%

Congressional district

Congressional districtShare of residents
South Carolina's 5th congressional district (SC-05)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (SC-05)Ralph Norman (R)202-225-5501100%
U.S. SenatorDarline Graham (R)202-224-5972statewide
U.S. SenatorTim Scott (R)202-224-6121 · contact formstatewide
State Senator (State Senate District 27)Allen Blackmon (R)100%
State Representative (State House District 45)Brandon Newton (R)100%

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
State Senate District 27100%

State house districtShare of residents
State House District 45100%

ZIP codes

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

Get this in your AI agent

Your agent can get Lancaster'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:4539895")

Lancaster 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.