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John Donohue — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Donohue across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Donohue |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1923 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Thos Donohue | Son | — | 19 | ~1921 |
| Mary Donohue | Daughter | — | 13 | ~1927 |
| Margt Donohue | Other | — | 39 | ~1901 |
| John Donohue | Son | — | 17 | ~1923 |
| Francis Donohue | Son | — | 15 | ~1925 |
| Venerarda Donohue | Daughter | — | 6 | ~1934 |
| Margt Donohue | Daughter | — | 8 | ~1932 |
| Thomas Donohue | Son | — | 9 | ~1931 |
| Sabina Donohue | Head | — | 45 | ~1895 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 7
Allegheny, Pennsylvania · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahoe |
| Given Name | John S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 17
Allegheny-County, Pennsylvania · implied b. ~1923 — 9 household members
| Surname | Donohue |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh City |
| 1935 Residence (County) | Allegheny |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Donohue across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Donohue
Son · 1940 · age 17 · b. ~1923 · Pennsylvania
★ You are viewing this record
Sibling
Thomas Donohue
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Donohue
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Venerarda Donohue
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margt Donohue
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thos Donohue
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Donohue
Sibling · 1940 · age 15
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03670-00515)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jean Hilemovski | 25 | Daughter | Server | Pennsylvania |
| 2 | Robert Hilemovski | 21 | Son | Apprent | Pennsylvania |
| 3 | Henry Hilemovski | 19 | Son | Press Worker | Pennsylvania |
| 4 | Matthew Hilemovski | 15 | Son | — | Pennsylvania |
| 5 | Barbara J Hilemovski | 5 | Daughter | — | Pennsylvania |
| 6 | Ed. Shevlin | 60 | Head | Mill Worker | Pennsylvania |
| 7 | Elsie Shevlin | 35 | Wife | — | Pennsylvania |
| 8 | Ed. Shevlin | 14 | Son | — | Pennsylvania |
| 9 | Rita Shevlin | 13 | Daughter | — | Pennsylvania |
| 10 | Harry Shevlin | 12 | Son | — | Pennsylvania |
| 11 | Thos. Shevlin | 11 | Son | — | Pennsylvania |
| 12 | Jos. Berghemmer | 66 | Head | Machinist | Pennsylvania |
| 13 | Ella Berghemmer | 60 | Wife | — | Pennsylvania |
| 14 | Anna Moyer | 75 | Lodger | — | Pennsylvania |
| 15 | Robt. Marshall | 29 | Head | Baker | Pennsylvania |
| 16 | Jas. Mckenna | 78 | Head | — | England |
| 17 | Jennie Mckenna | 67 | Wife | — | England |
| 18 | Catherine Mckenna | 37 | Daughter | Telephone Oper. | Pennsylvania |
| 19 | Sabina Donohue | 45 | Head | — | Pennsylvania |
| 20 | Thos. Donohue | 19 | Son | Proof Reader | Pennsylvania |
| 21 | John Donohue THIS PERSON | 17 | Son | — | Pennsylvania |
| 22 | Francis Donohue | 15 | Son | — | Pennsylvania |
| 23 | Mary Donohue | 13 | Daughter | — | Pennsylvania |
| 24 | Thomas Donohue | 9 | Son | — | Pennsylvania |
| 25 | Margt. Donohue | 8 | Daughter | — | Pennsylvania |
| 26 | Venerarda Donohue | 6 | Daughter | — | Pennsylvania |
| 27 | Margt. Donohue | 39 | Lodger | Mail Clk. | Pennsylvania |
| 28 | Theresa Skewis | 40 | Head | Laundress | Pennsylvania |
| 29 | Carmen Skewis | 17 | Daughter | — | Pennsylvania |
| 30 | Edwin Skewis | 15 | Son | — | Pennsylvania |
| 31 | Anna Rafferty | 69 | Mother | Laundress | Pennsylvania |
| 32 | John Rafferty | 48 | Brother | Prisoner Guard | Pennsylvania |
| 33 | Harry Pantzer | 42 | Head | Mechanic | Pennsylvania |
| 34 | Bertha Pantzer | 44 | Wife | — | Pennsylvania |
| 35 | Elva Pantzer | 16 | Daughter | — | Pennsylvania |
| 36 | Margaret Houbek | 48 | Head | — | Pennsylvania |
| 37 | Anthony Nawrocki | 57 | Head | Molder | Poland |
| 38 | Stella Nawrocki | 48 | Wife | — | Poland |
| 39 | Clara Nawrocki | 25 | Daughter | Make Feeder | Pennsylvania |
| 40 | Irene Nawrocki | 20 | Daughter | Box Liner | Pennsylvania |
Related Census Records
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)