The Kostka surname
In the 2010 U.S. Census, 1,280 people carried this name — #20,676 among all U.S. surnames, about 1 in every 232,600 people counted. That is down 1% from 1,291 in 2000.
Where the name comes from
The origin of the Kostka surname
From Czech, Slovak, and Polish Kostka.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Kostka» (English), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Poland’s population register
4,457 people named Kostka have a registered home in Poland.
Of the 5,222 in Poland’s national register, these are the ones with a permanent address on file. They live in all 16 of Poland’s voivodeships, most of all in Silesian.
Where it concentrates, on the mapWhere they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
In France’s civil register
France’s register of deaths holds 56 people named Kostka.
20 of them were born outside France. Those born in France came from 8 départements, most often Pas-de-Calais.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
In Switzerland’s population statistics
31 people named Kostka live in Switzerland.
They live in 5 of Switzerland’s 26 cantons, most of all in Zurich.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
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.
Who carried it
People named Kostka,
with a public archive behind them.
-
Albrecht Kostka z Postupic d. 1477 · diplomat -
Stanislaus Kostka 1550–1568 · Catholic seminarian -
Stanisław Kostka Pruszyński d. 1796
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Jan Kostka d. 1576
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Stanisław Kostka d. 1587
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Vilém Kostka z Postupic d. 1436 · military personnel
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Kostka.
- Koslowski 705 · U.S. census
- Kosmala 279 · U.S. census
- Kosowski 572 · U.S. census
- Kost 3,522 · U.S. census
- Koster 6,580 · U.S. census
- Kostic 759 · U.S. census
- Kostrzewa 439 · U.S. census
- Kot 1,511 · U.S. census
- Kouassi 297 · U.S. census
- Kouba 1,443 · U.S. census
- Kouyate 344 · U.S. census
- Kouyoumdjian 275 · U.S. census
When the index is not enough
This page says where Kostka 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.