Boundary Atlas

ZIP code 93656: Riverdale, CA

ZIP code 93656 is in Riverdale (54% of residents) and Lanare (8.4%), in Fresno County (94%) and Kings County (6.1%), California. 38% of its residents live outside city limits. It is in California's 22nd congressional district (94%) and California's 20th congressional district (6.1%). Its state senate districts are State Senate District 14 (94%) and State Senate District 16 (6.1%); its state house districts are Assembly District 31 (88%), Assembly District 33 (6.1%) and Assembly District 27 (5.5%).

6,459residents (2020 Census)
113.2 sq miland area
2cities and towns
2congressional districts
10voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Riverdale54%
Lanare8.4%

CountyShare of ZIP residents
Fresno County94%
Kings County6.1%

Town or county subdivisionShare of ZIP residents
Riverdale CCD88%
Lemoore CCD6.1%
Caruthers-Raisin City CCD5.4%
Laton CCD0.6%
Huron CCD<0.1%

Congressional districts

Congressional districtShare of ZIP residents
California's 22nd congressional district (CA-22)94%
California's 20th congressional district (CA-20)6.1%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (CA-22)David G. Valadao (R)202-225-469594%
U.S. Representative (CA-20)Vince Fong (R)202-225-29156.1%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 14)Anna Caballero (Democratic)209-726-549594%
State Senator (State Senate District 16)Melissa Hurtado (Democratic)661-395-26206.1%
Assembly Member (Assembly District 31)Joaquin Arambula (Democratic)559-445-553288%
Assembly Member (Assembly District 33)Ali Macedo (R)559-636-34406.1%
Assembly Member (Assembly District 27)Esmeralda Soria (Democratic)209-726-54655.5%

Elected in 2024 under CA's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

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 ZIP residents
State Senate District 1494%
State Senate District 166.1%

State house districtShare of ZIP residents
Assembly District 3188%
Assembly District 336.1%
Assembly District 275.5%

Voting precincts

10 voting precincts overlap ZIP 93656. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:93656")

ZIP 93656 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.