Kost surname: U.S. census count, rank and records | FamilyCrests

The Kost surname

In the 2010 U.S. Census, 3,522 people carried this name — #9,241 among all U.S. surnames, about 1 in every 84,000 people counted. That is up 11% from 3,161 in 2000.

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In Poland’s population register

404 people named Kost have a registered home in Poland.

Of the 685 in Poland’s national register, these are the ones with a permanent address on file. They live in 11 of Poland’s 16 voivodeships, most of all in Silesian.

Where it concentrates, on the map

Where they live today

Silesian 257
West Pomeranian 25
Warmian-Masurian 22
Lower Silesian 20
Masovian 20
Opole 17
Lesser Poland 15
Lubusz 9

PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.

In Switzerland’s population statistics

392 people named Kost live in Switzerland.

They live in 15 of Switzerland’s 26 cantons, most of all in Lucerne.

Where it concentrates, on the map

Where they live today

Lucerne 131
Zurich 56
Aargau 40
Schwyz 36
Bern 33
Basel-Stadt 26
Graubünden 14
Thurgau 12

Swiss Federal Statistical Office (FSO), «Surnames of the permanent resident population by canton», 2025, opendata.swiss/en/dataset/nachnamen-der-standigen-wohnbevolkerung-nach-kanton3 · names with fewer than 3 bearers in a canton are not published.

In France’s civil register

France’s register of deaths holds 217 people named Kost.

15 of them were born outside France. Those born in France came from 20 départements, most often Bas-Rhin.

Where it concentrates, on the map

Where they were born

Born outside France 15
Bas-Rhin 53
Vosges 32
Haute-Marne 31
Aube 23
Haute-Saône 16
Ardennes 8
Meurthe-et-Moselle 7
Doubs 6

Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.

In Argentina’s national register

At least 56 people named Kost live in Argentina.

RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Mendoza.

Too few records to say where it concentrates region by region — these are plain counts, not shares.

Where they live today

Mendoza 30
Buenos Aires Province 16
Santa Fe 10

RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.

In print

Kost in American newspapers,
1901–1903.

Newspaper page from The Opelousas Courier carrying the name Kost
The Opelousas Courier 1903-03-28
Newspaper page from The Lafayette Gazette carrying the name Kost
The Lafayette Gazette 1901-04-27
Newspaper page from The Portland Daily Press carrying the name Kost
The Portland Daily Press 1901-03-22

Chronicling America, Library of Congress — digitised newspapers in the public domain · 100,402 pages in all carry the name.

Who carried it

People named Kost,
with a public archive behind them.

  • Wendelin Kost 1797–1876
  • Julius Kost 1807–1888 · painter
  • Joseph Kost 1850–1855
  • Heinrich Kost 1890–1978 · manager
  • Emil Kost 1891–1953 · Studienrat
  • Albert Kost 1897–1947 · politician

Wikidata (CC0) · 9 lives in all are documented under this name.

Nearby in the index

Surnames next to Kost.

When the index is not enough

This page says where Kost is.
A volume says what happened to it.

Every page in the index is free and stays free. The Heritage Volume is the long form: the full paper trail, the arms, the crossing — bound, and yours.

See what a volume holds
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