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John Schaffer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Pennsylvania
Our Model Tree links this John Schaffer across the 1930 and 1940 US Censuses in Montgomery-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1904), then head of a 7-person household.
Age 36
b. ~1904
Male
Head
Born: Austria
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Pennsylvania |
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Norristown |
| 1935 Residence (County) | Montgomery |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Fireman |
| Industry | Cement Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2240 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
| Occupation | Fireman |
| Township / Ward | Norristown |
| Est. Birth Year | ~1904 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Schaffer | Son | — | 14 | ~1926 |
| Angeline Schaffer | Daughter | — | 9 | ~1931 |
| Mary Schaffer | Daughter | — | 16 | ~1924 |
| Leonard Schaffer | Son | — | 11 | ~1929 |
| Helen Schaffer | Daughter | — | 13 | ~1927 |
| Mary Schaffer | Spouse | — | 39 | ~1901 |
| John Schaffer | Head | — | 36 | ~1904 |
Census Appearances
1930
Montgomery, Pennsylvania
Head, age 26
Montgomery, Pennsylvania · implied b. ~1904 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Austria |
| Naturalization Status | Naturalized |
| Year of Immigration | 1922 |
| Age at First Marriage | 20 |
| Father's Birthplace | Austria |
| Mother's Birthplace | Austria |
| Occupation | Mechanic |
| Industry | Cement Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | O |
| Home Value / Rent | 5200 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
1940
Montgomery-County, Pennsylvania
Head, age 36
Montgomery-County, Pennsylvania · implied b. ~1904 — 7 household members
| Surname | Schaffer |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Austria |
| 1935 Residence (City) | Norristown |
| 1935 Residence (County) | Montgomery |
| Naturalization Status | Naturalized |
| Occupation | Fireman |
| Industry | Cement Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2240 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth Country | Austria |
| Birthplace (normalized) | austria |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Schaffer
Head · 1940 · age 36 · b. ~1904 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Montgomery-County, Pennsylvania
Open full size
1940 US Federal Census — Montgomery-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03582-00721)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter D Eavenson | 61 | Head | Labour | Pennsylvania |
| 42 | Isabel G Eavenson | 60 | Wife | Kitchen Helper | Scotland |
| 43 | George Stagliano | 38 | Head | Foreman | Italy |
| 44 | Theresa G Stagliano | 23 | Wife | — | Pennsylvania |
| 45 | Joseph Stagliano | 14 | Son | — | Pennsylvania |
| 46 | Vincent Stagliano | 11 | Son | — | Pennsylvania |
| 47 | Gregory Stagliano | 4 | Son | — | Pennsylvania |
| 48 | John J Mc Ginley | 45 | Head | Printer | Pennsylvania |
| 49 | Pearl A Mc Ginley | 36 | Wife | — | Pennsylvania |
| 50 | Frank Gafic | 37 | Head | Driver Salesman | Illinois |
| 51 | Catherine Gafic | 33 | Wife | — | Pennsylvania |
| 52 | Emanuel Perry | 49 | Head | Card Operator | Pennsylvania |
| 53 | Anna G Perry | 31 | Wife | — | New Jersey |
| 54 | Emanuel Jr Perry | 15 | Son | — | Pennsylvania |
| 55 | Anna M Perry | 14 | Daughter | — | Pennsylvania |
| 56 | Theresa G Perry | 11 | Daughter | — | Pennsylvania |
| 57 | Charles D Perry | 7 | Son | — | Pennsylvania |
| 58 | Joseph F Perry | 6 | Son | — | Pennsylvania |
| 59 | Mary G Perry | 5 | Daughter | — | Pennsylvania |
| 60 | Samuel M Tomaselli | 38 | Head | Painter | New York |
| 61 | Mamie L Tomaselli | 32 | Wife | — | Pennsylvania |
| 62 | John B Tomaselli | 15 | Son | — | Pennsylvania |
| 63 | Mary Ann Tomaselli | 10 | Daughter | — | Pennsylvania |
| 64 | Pasquale Tomaselli | 9 | Son | — | Pennsylvania |
| 65 | Antonette F Tomaselli | 4 | Daughter | — | Pennsylvania |
| 66 | Duncan Forsyth | 38 | Head | Machinist | Maryland |
| 67 | Anna G Forsyth | 36 | Wife | — | Pennsylvania |
| 68 | Duncan Jr Forsyth | 15 | Son | — | Pennsylvania |
| 69 | Marion F Forsyth | 14 | Daughter | — | Pennsylvania |
| 70 | William J Forsyth | 13 | Son | — | Pennsylvania |
| 71 | Orvin C Jensen | 42 | Head | Pressman | Wisconsin |
| 72 | Elizabeth G Jensen | 37 | Wife | — | Ireland |
| 73 | Elizabeth Earley | 16 | Niece | — | Pennsylvania |
| 74 | John Schaffer THIS PERSON | 36 | Head | Fireman | Austria |
| 75 | Mary G Schaffer | 39 | Wife | — | Austria |
| 76 | Mary Schaffer | 16 | Daughter | — | Pennsylvania |
| 77 | John Schaffer | 14 | Son | — | Pennsylvania |
| 78 | Helen Schaffer | 13 | Daughter | — | Pennsylvania |
| 79 | Leonard Schaffer | 11 | Son | — | Pennsylvania |
| 80 | Angeline Schaffer | 9 | Daughter | — | Pennsylvania |
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)