Here is a slash-separated spreadsheet of all SCHAUMBURG entries in Ancestry.com's index of the 1900 US census.

There are two lists of the same people -- one by name and one by location. Note that there is a VAN SCHAUMBURG family listed at the end of the name list and under New Jersey in the location list.

LIST BY NAME
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Name / State / County / City / Birth Yr (Est) / Birthplace / Race / Relation

Schaumburg / Minnesota / Carver / Young America / abt 1863 / Indiana / White / Head
A Schaumburg / Wisconsin / Sauk / Honey Creek / abt 1857 / Wisconsin / White / Head
Adam SCHAUMBURG / New York / Erie / Buffalo Ward 25 / abt 1827 / Germany / White / Head
Adna SCHAUMBURG / Missouri / Jackson / Kansas City Ward 10 / abt 1859 / Germany / White / Head
Agnes L SCHAUMBURG / New York / Suffolk / Southold / abt 1894 / New York / White / Daughter
Albert J SCHAUMBURG / Missouri / Perry / Salem / abt 1886 / Missouri / White / Son
Alfred SCHAUMBURG / Louisiana / Orleans / New Orleans Ward 9 / abt 1881 / Louisiana / White / Grandson
Alvin SCHAUMBURG / Texas / Austin / Justice Precinct 6 / abt 1892 / Texas / White / Son
Amanda SCHAUMBURG / Kansas / Rush / Illinois / abt 1870 / Missouri / White / Wife
Anna SCHAUMBURG / Illinois / Iroquois / Milford / abt 1859 / Germany / White / Wife
Anna SCHAUMBURG / Illinois / Iroquois / Milford / abt 1896 / Illinois / White / Daughter
Anna SCHAUMBURG / Illinois / Iroquois / Crescent / abt 1880 / Illinois / White / Wife
Anna SCHAUMBURG / Illinois / Iroquois / Milford / abt 1885 / Illinois / White / Daughter
Anna SCHAUMBURG / Illinois / Iroquois / Crescent / abt 1900 / Illinois / White / Daughter
Anna SCHAUMBURG / Illinois / Tazewell / Groveland / abt 1854 / Germany / White / Head
Anna SCHAUMBURG / Illinois / Tazewell / Groveland / abt 1889 / Germany / White / Daughter
Anna SCHAUMBURG / Iowa / Grundy / Melrose / abt 1871 / Germany / White / Wife
Anna C SCHAUMBURG / Kansas / Rush / La Crosse / abt 1825 / Germany / White / Mother
Anne SCHAUMBURG / Missouri / St Louis (Independent City) / St Louis Ward 12 / abt 1875 / Missouri / White / Wife
Annie SCHAUMBURG / Minnesota / McLeod / Bergen / abt 1892 / Minnesota / White / Daughter
Annie SCHAUMBURG / Missouri / St Louis (Independent City) / St Louis Ward 9 / abt 1869 / Germany / White / Wife
Annie M SCHAUMBURG / Wisconsin / Sauk / Honey Creek / abt 1860 / Wisconsin / White / Wife
Armie G SCHAUMBURG / Missouri / Perry / Salem / abt 1886 / Missouri / White / Son
Arthur SCHAUMBURG / Wisconsin / Sauk / Honey Creek / abt 1885 / Wisconsin / White / Son
Ata SCHAUMBURG / Oklahoma / Woods / Spring / abt 1858 / Illinois / White / Wife
Atta SCHAUMBURG / Missouri / Cooper / Boonville / abt 1855 / Missouri / White / Head
August SCHAUMBURG / Iowa / Jasper / Independence / abt 1876 / Germany / White / Brother
Augusts SCHAUMBURG / Minnesota / Carver / Young America / abt 1875 / Germany / White / Wife
Augustus SCHAUMBURG / Pennsylvania / Berks / Reading Ward 12 / abt 1882 / Germany / White / Wife
Beatrice SCHAUMBURG / Louisiana / Orleans / New Orleans Ward 9 / abt 1894 / Louisiana / White / Daughter
Bennie SCHAUMBURG / Kansas / Rush / La Crosse / abt 1880 / Missouri / White / Adopted Son
Bennie SCHAUMBURG / Minnesota / McLeod / Bergen / abt 1900 / Minnesota / White / Grandson
Bertha SCHAUMBURG / Iowa / Jasper / Independence / abt 1897 / Iowa / White / Daughter
Bertha SCHAUMBURG / Minnesota / McLeod / Bergen / abt 1852 / Germany / White / Head
Bertha SCHAUMBURG / Missouri / St Louis (Independent City) / St Louis Ward 12 / abt 1883 / Missouri / White / Daughter
Birchie SCHAUMBURG / Iowa / Jasper / Newton / abt 1892 / Iowa / White / Daughter
Bridget SCHAUMBURG / Louisiana / Orleans / New Orleans Ward 9 / abt 1869 / Louisiana / White / Wife
C Schaumburg / Iowa / Jasper / Newton / abt 1843 / Germany / White / Head
C Schaumburg / Kansas / Rush / Illinois / abt 1863 / Missouri / White / Head
Carl SCHAUMBURG / Illinois / Iroquois / Milford / abt 1898 / Illinois / White / Son
Carl SCHAUMBURG / Michigan / Wayne / Wyandotte Ward 3 / abt 1895 / Ohio / White / Grandson
Caroline SCHAUMBURG / Iowa / Dubuque / Jefferson / abt 1871 / Iowa / White / Wife
Caroline SCHAUMBURG / New York / Erie / Buffalo Ward 25 / abt 1859 / New York / White / Daughter
Carrie SCHAUMBURG / Kansas / Rush / La Crosse / abt 1855 / Missouri / White / Wife
Casto SCHAUMBURG / Illinois / Peoria / Peoria Ward 6 / abt 1896 / Nebraska / White / Son
Catharine SCHAUMBURG / New York / New York / Manhattan / abt 1831 / Germany / White / Wife
Charles SCHAUMBURG / Iowa / Dubuque / Jefferson / abt 1865 / Iowa / White / Head
Charles SCHAUMBURG / Iowa / Jasper / Newton / abt 1879 /