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John Schaffer — 1920 US Census Record
Linked across censuses1920 United States Federal Census · New York, New York
Our Model Tree links this John Schaffer across the 1920, 1930 and 1940 US Censuses in New York, New York (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 3-person household.
Age 45
b. ~1875
Male
Head
Born: Hungary
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | New York, New York |
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1907 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Buildings |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
| Occupation | Carpenter |
| Township / Ward | Borough Manhattan |
| Est. Birth Year | ~1875 |
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 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Schaffer | Son | — | 21 | ~1899 |
| John Schaffer | Head | — | 45 | ~1875 |
| Mary Schaffer | Spouse | — | 41 | ~1879 |
Census Appearances
1920
New York, …
Head, age 45
New York, New York · implied b. ~1875 — 3 household members
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1907 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Carpenter |
| Industry | Buildings |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1930
New York, …
Head, age 52
New York, New York · implied b. ~1878 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Scheffer |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Hungary |
| Naturalization Status | Naturalized |
| Year of Immigration | 1908 |
| Age at First Marriage | 26 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Barber |
| Industry | Barber Shop |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Hungarian |
| Home Owned/Rented | R |
| Home Value / Rent | 36 |
| Veteran | No |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1940
New-York-County, New …
Head, age 64
New-York-County, New York · implied b. ~1876 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schaefer |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | New York |
| Naturalization Status | Naturalized |
| Occupation | Janitor |
| Industry | Apartment House |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 630 |
| Highest Grade | H 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 John Schaffer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Schaffer
Head · 1920 · age 45 · b. ~1875 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — New York, New York
Open full size
1920 US Federal Census — New York, New York
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1216unit:0118)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Sntais | 33 | Son | Clerk | New York |
| 2 | Walter Bednarek | 32 | Head | Baker | Germany |
| 3 | Annie Bednarek | 36 | Wife | Cook | Hungary |
| 4 | Edward Haltner | 36 | Head | Tool Maker | Hungary |
| 5 | Margaret Haltner | 37 | Wife | — | Hungary |
| 6 | James Kelleher | 52 | Head | — | Ireland |
| 7 | Martha Kelleher | 45 | Wife | — | New York |
| 8 | Helen Kelleher | 26 | Daughter | Stenographer | New York |
| 9 | Eugene Kelleher | 19 | Son | Chauffeur | New York |
| 10 | Ethel Kelleher | 17 | Daughter | Chocolate Dipper | New York |
| 11 | Mildred Kelleher | 11 | Daughter | — | New York |
| 12 | Bertha Rebells | 20 | Daughter | Packer | New York |
| 13 | Patrick Kelly | 46 | Head | Laborer | Ireland |
| 14 | Catherine Kelly | 46 | Wife | — | Ireland |
| 15 | John Schaffer THIS PERSON | 45 | Head | Carpenter | Hungary |
| 16 | Mary Schaffer | 41 | Wife | — | Hungary |
| 17 | John Schaffer | 21 | Son | Electrician | New York |
| 18 | Peter Butram | 52 | Head | Packer | Germany |
| 19 | Carrie Butram | 42 | Wife | — | Germany |
| 20 | Frederick Butram | 19 | Son | Tool Maker | New York |
| 21 | Ellen Dorney | 47 | Head | — | Ireland |
| 22 | John Dorney | 18 | Son | Pipefitter | New York |
| 23 | Cornelius Dorney | 17 | Son | — | New York |
| 24 | Helen Dorney | 16 | Daughter | Telephone Oper. | New York |
| 25 | Frank Barrett | 33 | Head | Chauffeur | Ireland |
| 26 | Rose Barrett | 31 | Sister | Cigar Bander | Ireland |
| 27 | Mary Groth | 60 | Head | House Work | Germany |
| 28 | Charles Geiger | 77 | Boarder | — | Germany |
| 29 | Herman Jackbi | 43 | Head | Painter | Germany |
| 30 | Helen Jackbi | 41 | Wife | — | Germany |
| 31 | Dennis Kearns | 60 | Head | Horseshoer | Ireland |
| 32 | Catherine Kearns | 53 | Wife | — | New York |
| 33 | Catherine Kearns | 18 | Daughter | File Clerk | New York |
| 34 | Gertrude Kearns | 11 | Daughter | — | New York |
| 35 | William Dolan | 40 | Head | Teamster | New York |
| 36 | Isabel Dolan | 37 | Wife | — | New York |
| 37 | Edwin Dolan | 14 | Son | — | New York |
| 38 | William Dolan | 13 | Son | — | New York |
| 39 | Margaret Dolan | 11 | Daughter | — | New York |
| 40 | John Dolan | 8 | Son | — | New York |
| 41 | Agnes Dolan | 6 | Daughter | — | New York |
| 42 | Frank Dolan | 5 | Son | — | New York |
| 43 | Martin Dolan | 4 | Son | — | New York |
| 44 | Alex Hock | 38 | Head | Watchman | Germany |
| 45 | Alex Schwartz | 44 | Head | Dishwasher | Hungary |
| 46 | Sophie Schwartz | 42 | Wife | Cook | Hungary |
| 47 | Alex Schwartz | 11 | Son | — | New York |
| 48 | Esther Schwartz | 9 | Daughter | — | New York |
| 49 | Susanna Hock | 64 | Mother-in-law | — | Hungary |
| 50 | Julia Juscsiki | 40 | Head | — | Hungary |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)