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John Maher — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this John Maher across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed), with identified parents Agnes & William — first a head (b.~1894), then head of a 3-person household.
Age 46
b. ~1894
Male
Head
Born: Connecticut
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Maher |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Bronx |
| Additional Details | |
| Occupation | Machinist |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1709 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Machinist |
| Township / Ward | New York |
| Est. Birth Year | ~1894 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Maher | Head | — | 46 | ~1894 |
| John Maher | Son | — | 16 | ~1924 |
| Elizabeth Maher | Daughter | — | 13 | ~1927 |
Census Appearances
1920
Kings, New …
Son, age 26
Kings, New York · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maher |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | New York |
| Mother's Birthplace | Scotland |
| Occupation | Craftsman |
| Industry | Navy Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1930
Queens, New …
Head, age 37
Queens, New York · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maher |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Connecticut |
| Age at First Marriage | 27 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Draughtsman |
| Industry | Architect |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 43 |
| Radio Set | R |
| Veteran | No |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
Bronx-County, New …
Head, age 46
Bronx-County, New York · implied b. ~1894 — 3 household members
| Surname | Maher |
| Given Name | John F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Connecticut |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Bronx |
| Occupation | Machinist |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1709 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 Maher across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Agnes Maher (~0.92 confidence) and father William Maher (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Agnes Maher
b. ~1862
Source mother
● Household
· direct · ~0.92
Father
William Maher
b. ~1864
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Maher
Head · 1940 · age 46 · b. ~1894 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bronx-County, New York
Open full size
1940 US Federal Census — Bronx-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02486-00266)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edith King | 63 | Sister | Nurse | Eire |
| 2 | John F Maher THIS PERSON | 46 | Head | Machinist | Connecticut |
| 3 | John Jr Maher | 16 | Son | — | New York |
| 4 | Elizabeth Maher | 13 | Daughter | — | New York |
| 5 | William Tooley | 48 | Head | Clerk | New York |
| 6 | Frieda Tooley | 47 | Wife | — | New York |
| 7 | Francis Tooley | 19 | Son | — | New York |
| 8 | Henry Hydecker | 44 | Lodger | Sign Painter | New York |
| 9 | Peter Borsen | 62 | Head | Garagework | Germany |
| 10 | Louisa Borsen | 56 | Wife | — | New York |
| 11 | George Smith | 30 | Lodger | Steel Roller | New York |
| 12 | Robert Hair | 50 | Head | Clerk | New York |
| 13 | Alice Hair | 46 | Wife | — | New York |
| 14 | Beatrice Hair | 22 | Daughter | Office Worker | New York |
| 15 | Robert Hair | 18 | Son | — | New York |
| 16 | Phillip Zeiss | 42 | Head | Salesman | New York |
| 17 | Jane Zeiss | 40 | Wife | — | New York |
| 18 | Richard Zeiss | 15 | Son | — | New York |
| 19 | Genevieve Zeiss | 17 | Daughter | — | New York |
| 20 | Phillip Zeiss | 12 | Son | — | New York |
| 21 | Thora Hansen | 50 | Head | — | Pennsylvania |
| 22 | Myrtle Hansen | 29 | Daughter | Clerk | New York |
| 23 | Helmar Hansen | 23 | Son | App Engineer | New York |
| 24 | John Oswald | 37 | Head | Brew Master | Austria |
| 25 | Helen Oswald | 33 | Wife | — | Pennsylvania |
| 26 | Helen Oswald | 14 | Daughter | — | Pennsylvania |
| 27 | Hilda Oswald | 13 | Daughter | — | Pennsylvania |
| 28 | Adolf Schneider | 43 | Head | Salesman | Poland |
| 29 | Anna Schneider | 45 | Wife | — | New York |
| 30 | Oswald Schneider | 21 | Son | New Worker | New York |
| 31 | Augusta Johnson | 52 | Head | Caretaker | Sweden |
| 32 | Bertha Johnson | 49 | Wife | — | Sweden |
| 33 | Anthony Santilli | 42 | Head | Laborer | New York |
| 34 | Alice Santilli | 37 | Wife | — | New York |
| 35 | Alice Santilli | 15 | Daughter | — | New York |
| 36 | Dorothy Santilli | 12 | Daughter | — | New York |
| 37 | George Keatley | 32 | Head | Brewer | Germany |
| 38 | Felix Flaach | 33 | Lodger | Bartender | Germany |
| 39 | Louis Scharf | 31 | Lodger | Bakery | Germany |
Pedigree Summary
John
Gen 1 · 2 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)