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John Maher — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this John Maher across the 1920, 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1903), then head of a 6-person household.
Age 37
b. ~1903
Male
Head
Born: Connecticut
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Maher |
| Given Name | John T. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | Holyoke |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Occupation | W. P. A. |
| Industry | GW |
| Class of Worker | 768 |
| Highest Grade | Hs 1 |
| 1935 Residence | 30 |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | W. P. A. |
| Township / Ward | Holyoke |
| Est. Birth Year | ~1903 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Obechowski | Other | — | 43 | ~1897 |
| Jackeline Maher | Daughter | — | 1 | ~1939 |
| John Maher | Head | — | 37 | ~1903 |
| Esther Maher | Spouse | — | 36 | ~1904 |
| Maureen Maher | Daughter | — | 5 | ~1935 |
| Patricia Maher | Daughter | — | 4 | ~1936 |
Census Appearances
1920
Hampden, Massachusetts
Son, age 16
Hampden, Massachusetts · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maher |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Machine feeder |
| Industry | Box Shop |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1930
Hampden, Massachusetts
Son, age 27
Hampden, Massachusetts · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Maher |
| Given Name | John J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Connecticut |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
Hampden-County, Massachusetts
Head, age 37
Hampden-County, Massachusetts · implied b. ~1903 — 6 household members
| Surname | Maher |
| Given Name | John T. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | Holyoke |
| 1935 Residence (County) | Hampden |
| Occupation | W. P. A. |
| Industry | GW |
| Class of Worker | 768 |
| Highest Grade | Hs 1 |
| 1935 Residence | 30 |
| 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 2 locations, using XGBoost record linkage. Identified parents: father John Maher (~0.92 confidence) and father John Maher (~0.92 confidence) and mother Emma Maher (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Maher
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Maher
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Emma Maher
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Maher
Head · 1940 · age 37 · b. ~1903 · Massachusetts
★ 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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01596-00451)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Florenk|Floreak Floreck | None | Angeline | — | Hs 3 |
| 42 | Robert Floreck | 2 | son | — | Massachusetts |
| 43 | Frederick Lisps|Lispis | 37 | head | Paper Mill | Massachusetts |
| 44 | Charlotte Lisps|Lispis | 32 | wife | — | Massachusetts |
| 45 | Frederick Jr. Lisps|Lispis | 11 | son | — | Massachusetts |
| 46 | Rona Lisps|Lispis | 10 | daughter | — | Massachusetts |
| 47 | Doris Lisps|Lispis | 8 | daughter | — | Massachusetts |
| 48 | John T. Maher THIS PERSON | 37 | head | W. P. A. | Connecticut |
| 49 | Esther Maher | 36 | wife | — | Massachusetts |
| 50 | Maureen Maher | 5 | daughter | — | Massachusetts |
| 51 | Patricia Maher | 4 | daughter | — | Massachusetts |
| 52 | Jackeline Maher | 1 | daughter | — | Massachusetts |
| 53 | John Obechowski | 43 | brother | Paper Mill | Poland |
| 54 | Roy Resnia | 37 | head | Painting | Massachusetts |
| 55 | Anne Resnia | 42 | wife | — | Massachusetts |
| 56 | Bernice Resnia | 13 | daughter | — | Massachusetts |
| 57 | John Kiesel | 30 | head | Market | Poland |
| 58 | Esther Kiesel | 27 | wife | Coils | Poland |
| 59 | Barbara Kiesel | 8 | daughter | — | Massachusetts |
| 60 | Robert Kiesel | 6 | daughter|son | — | Massachusetts |
| 61 | Thomas Curran | 37 | head | Market | Massachusetts |
| 62 | Delina Curran | 27 | wife | — | Canada Fr |
| 63 | Walter Kennedy | 31 | head | Paper Mill | Massachusetts |
| 64 | Mary Kennedy | 29 | wife | — | Massachusetts |
| 65 | Florence Kennedy | 7 | daughter | — | Massachusetts |
| 66 | Joan Kennedy | 6 | daughter | — | Massachusetts |
| 67 | John Kennedy | 3 | daughter|son | — | Massachusetts |
| 68 | Thomas Kennedy | 2 | son | — | Massachusetts |
| 69 | Chris Constantine | 63 | head | Silk Mill | Greece |
| 70 | Vano Constantine | 56 | wife | — | Greece |
| 71 | Ourania Constantine | 14 | daughter | — | Massachusetts |
| 72 | Spelios Constantine | 11 | son | — | Massachusetts |
| 73 | Maurice Leisek | 53 | head | Textile | Poland |
| 74 | Catherine Leisek | 48 | wife | — | Poland |
| 75 | William Leisek | 21 | son | Thread Co | Massachusetts |
| 76 | John Stefanick | 26 | head | Market | Massachusetts |
| 77 | Angela Stefanick | 25 | wife | — | Massachusetts |
| 78 | Allen Stefanick | 4 | son | — | Massachusetts |
| 79 | Katherine Stefanick | 1 | daughter | — | Massachusetts |
| 80 | Michael Watz | 56 | head | Textile | Austria |
Pedigree Summary
John
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 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)