LS
Louis Schwartz — 1930 US Census Record
Model Tree available1930 United States Federal Census · Fond Du Lac, Wisconsin
Our Model Tree links this Louis Schwartz across the 1910, 1920 and 1930 US Censuses in Fond Du Lac, Wisconsin (XGBoost, ~Confirmed), with identified parents Adolph & Leonard — first a head (b.~1905), then head of a 9-person household.
Age 25
b. ~1905
Male
Head
Born: Wisconsin
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Fond Du Lac, Wisconsin |
| Surname | Schwartz |
| Given Name | Louis D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | Steel Worker |
| Industry | Steel Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $12 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Steel Worker |
| Township / Ward | Fond Du Lac City |
| Est. Birth Year | ~1905 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Isabelle Schwartz | Other | — | 22 | ~1908 |
| Gerald Schwartz | Son | — | 2 | ~1928 |
| Fred Jorgensen | Spouse | — | 19 | ~1911 |
| Eva Jorgensen | Spouse | — | 17 | ~1913 |
| Charles Bird | Other | — | 45 | ~1885 |
| Vernon Schwartz | Son | — | 1 | ~1929 |
| Joyce Schwartz | Daughter | — | 4 | ~1926 |
| Henry Shaper | Other | — | 44 | ~1886 |
| Louis Schwartz | Head | — | 25 | ~1905 |
Census Appearances
1910
Fond Du …
Son, age 6
Fond Du Lac, Wisconsin · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Ger. |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1920
Fond Du …
Son, age 15
Fond Du Lac, Wisconsin · implied b. ~1905 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Fond Du …
Head, age 25
Fond Du Lac, Wisconsin · implied b. ~1905 — 9 household members
| Surname | Schwartz |
| Given Name | Louis D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Occupation | Steel Worker |
| Industry | Steel Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $12 |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Louis Schwartz across 3 US Census years (1910, 1920 and 1930) in Fond Du Lac, Wisconsin, using XGBoost record linkage. Identified parents: father Adolph Schwartz (~0.92 confidence) and father Leonard Schwartz (~0.92 confidence) and mother Edith Schwartz (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Adolph Schwartz
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Leonard Schwartz
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Edith Schwartz
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Louis Schwartz
Head · 1930 · age 25 · b. ~1905 · Wisconsin
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Fond Du Lac, Wisconsin
Open full size
1930 US Federal Census — Fond Du Lac, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2572unit:0543)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles W. Uhner | 20 | Husband | Traffic Agent | Wisconsin |
| 2 | Genevieve Uhner | 19 | Wife | — | Wisconsin |
| 3 | Louis D. Schwartz THIS PERSON | 25 | Head | Steel Worker | Wisconsin |
| 4 | Isabelle A. Schwartz | 22 | Wife-H | — | Wisconsin |
| 5 | Joyce M. Schwartz | 4 | Daughter | — | Wisconsin |
| 6 | Gerald L. Schwartz | 2 | Son | — | Wisconsin |
| 7 | Vernon D. Schwartz | 1 | Son | — | Wisconsin |
| 8 | Fred S. Jorgensen | 19 | Husband | Laborer | Wisconsin |
| 9 | Eva J. Jorgensen | 17 | Wife | — | Wisconsin |
| 10 | Charles H. Bird | 45 | Lodger | Laborer | Wisconsin |
| 11 | Henry Shaper | 44 | Lodger | Laborer | Wisconsin |
| 12 | Margaret E. Schkak | 34 | Head-H | — | Wisconsin |
| 13 | Edward G. Schkak | 28 | Brother | Machinist | Wisconsin |
| 14 | William G. Schkak | 23 | Brother | Bus Driver | Wisconsin |
| 15 | Eleanor L. Schkak | 21 | Sister | Bookkeeper | Wisconsin |
| 16 | Louise H. Schkak | 17 | Sister | — | Wisconsin |
| 17 | Agnes S. Melville | 32 | Sister | Laborer | Wisconsin |
| 18 | Fred N. Roch | 40 | Head | Carpenter | Wisconsin |
| 19 | Theresa Roch | 34 | Wife-H | — | Wisconsin |
| 20 | Allen F. Roch | 8 | Son | — | Wisconsin |
| 21 | Andrew M. Roch | 42 | Father | Boilermaker | Wisconsin |
| 22 | Gordon V. Roch | 14 | Son | — | Wisconsin |
| 23 | Stanley J. Roch | 10 | Son | — | Wisconsin |
| 24 | Dolores H. Roch | 8 | Daughter | — | Wisconsin |
| 25 | Ray A. Ruch | 32 | Head | Laborer | Wisconsin |
| 26 | Della A. Ruch | 27 | Wife-H | — | Wisconsin |
| 27 | Ruth J. Ruch | 6 | Daughter | — | Wisconsin |
| 28 | Robert E. Ruch | 5 | Son | — | Wisconsin |
| 29 | Bernice M. Ruch | 1 | Daughter | — | Wisconsin |
| 30 | Walter Filipiak | 39 | Head | Laborer | Poland |
| 31 | Agnes Filipiak | 38 | Wife-H | — | Germany |
| 32 | Theodore Filipiak | 19 | Son | — | Illinois |
| 33 | Wanda B. Filipiak | 17 | Daughter | — | Illinois |
| 34 | Mary Filipiak | 13 | Daughter | — | Illinois |
| 35 | Michael J. Filipiak | 10 | Son | — | Illinois |
| 36 | Sadie A. Filipiak | 8 | Daughter | — | Illinois |
| 37 | Bernice Filipiak | 6 | Daughter | — | Illinois |
| 38 | Esther S. Filipiak | 3 | Daughter | — | Illinois |
| 39 | Irene E. Filipiak | 1 | Daughter | — | Wisconsin |
| 40 | Ben Aragon | 23 | Lodger | — | New Mexico |
| 41 | Henrietta Tetzlaff | 57 | Wife-H | — | Germany |
| 42 | William Tetzlaff | 52 | Son | Laborer | Michigan |
| 43 | William B. Lemke | 37 | Head | Car-Man | Wisconsin |
| 44 | Hilda A. Lemke | 34 | Wife-H | — | Wisconsin |
| 45 | Laverne M. Lemke | 9 | Daughter | — | Wisconsin |
| 46 | Marvin W. Lemke | 7 | Son | — | Wisconsin |
| 47 | William H. Lemke | 3 | Son | — | Wisconsin |
| 48 | Alice M. Lemke | 1 | Daughter | — | Wisconsin |
| 49 | Herman Lemke | 62 | Head | Laborer | Germany |
| 50 | Emma Lemke | 50 | Wife-H | — | Germany |
Pedigree Summary
Louis
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)