LS
Louis Schwartz — 1940 US Census Record
Model Tree available1940 United States Federal Census · New-York-County, New York
Our Model Tree links this Louis Schwartz across the 1920, 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed), with identified parents Adolph & Charles — first a son (b.~1902), then head of a 3-person household.
Age 38
b. ~1902
Male
Son
Born: Hungary
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | Schwartz |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Hungary |
| 1935 Residence (City) | Manhattan |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Manager |
| Industry | Dress Manufacture |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 520 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
| Occupation | Manager |
| Township / Ward | Manhattan |
| Est. Birth Year | ~1902 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Henry Schwartz | Son | — | 52 | ~1888 |
| Rose Schwartz | Head | — | 74 | ~1866 |
| Louis Schwartz | Son | — | 38 | ~1902 |
Census Appearances
1920
New York, …
Son, age 17
New York, New York · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Hungary |
| Year of Immigration | 1907 |
| Naturalization Status | Alien |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Clerk |
| Industry | Waist House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1930
New York, …
Son, age 28
New York, New York · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Hungary |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Proprietor |
| Industry | Dress Shop |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Hungarian |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1940
New-York-County, New …
Son, age 38
New-York-County, New York · implied b. ~1902 — 3 household members
| Surname | Schwartz |
| Given Name | Louis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Hungary |
| 1935 Residence (City) | Manhattan |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Occupation | Manager |
| Industry | Dress Manufacture |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 520 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Adolph Schwartz (~0.92 confidence) and father Charles Schwartz (~0.92 confidence) and mother Aranka Schwartz (~0.92 confidence) and mother Rose Schwartz (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Adolph Schwartz
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Charles Schwartz
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Aranka Schwartz
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Rose Schwartz
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Louis Schwartz
Son · 1940 · age 38 · b. ~1902 · New York
★ You are viewing this record
Sibling
Henry Schwartz
Sibling · 1940 · age 52
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02642-00448)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Aaron Keyser | 69 | Head | — | Poland |
| 3 | Rose Keyser | 57 | Wife | — | Poland |
| 4 | Madeline Keyser | 25 | Daughter | Model | Poland |
| 5 | Max Keyser | 40 | Son | Salesman | Poland |
| 6 | Abraham Wilkins | 52 | Lodger | Dealer | Russia |
| 7 | Jacob Dennison | 40 | Lodger | English Teacher | Russia |
| 8 | Irving Marnert | 39 | Lodger | Owner | Australia |
| 9 | Bessie Frank | 29 | Lodger | Saleslady | Russia |
| 10 | Alexander Greenberg | 50 | Lodger | Salesman | Germany |
| 11 | Richard Ferther | 50 | Head | Manager | Germany |
| 12 | Sofia Ferther | 45 | Wife | — | New York |
| 13 | Dorothy Ferther | 20 | Daughter | — | New York |
| 14 | Margaret Mcardle | 65 | Head | — | New York |
| 15 | Marguerite Mcardle | 30 | Daughter | — | New York |
| 16 | Katherine Mcardle | 27 | Daughter | — | New York |
| 17 | Aaron Tomberg | 55 | Head | Elementary Teacher | Russia |
| 18 | Bernice Tomberg | 39 | Wife | — | New York |
| 19 | Sadie Tomberg | 18 | Daughter | — | New York |
| 20 | Rachel Cooper | 67 | Head | — | Russia |
| 21 | Celia Cooper | 32 | Daughter | — | Poland |
| 22 | Carl Cooper | 20 | Son | — | Germany |
| 23 | Rudolf Arnat | 52 | Head | Butcher | Germany |
| 24 | Sally Arnat | 40 | Wife | — | New York |
| 25 | Nathan Arnat | 10 | Son | — | New York |
| 26 | Rose Schwartz | 74 | Head | — | Hungary |
| 27 | Henry Schwartz | 52 | Son | Manager | Hungary |
| 28 | Louis Schwartz THIS PERSON | 38 | Son | Manager | Hungary |
| 29 | Emil Malmstrom | 40 | Head | Superintendent | Switzerland |
| 30 | Eva Malmstrom | 40 | Wife | — | New York |
| 31 | Luran Malmstrom | 10 | Daughter | — | New York |
| 32 | Onlof Warretson | 42 | Lodger | Handyman | Switzerland |
| 33 | Evert Anderson | 43 | Lodger | Handyman | Switzerland |
| 34 | Carl Osenlund | 45 | Lodger | Handyman | Switzerland |
| 35 | Herman Osserman | 31 | Head | Doctor-Medicine | New York |
| 36 | Dorothy Osserman | 30 | Wife | — | New York |
| 37 | Ruth Osserman | 2 | Daughter | — | New York |
| 38 | Ella Jacobs | 54 | Mother-in-law | — | West Virginia |
| 39 | Catherine Redman | 25 | Maid | Housemaid | Maryland |
| 40 | Harry Parke | 48 | Head | Proprietor & Manager | New York |
Related Census Records
Pedigree Summary
Louis + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)