JD
John Donohue — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Donohue across the 1900 and 1910 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1853), then head of a 8-person household.
Age 47
b. ~1853
Male
Head
Born: Pennsylvania
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Allegheny, Pennsylvania |
| Surname | Donohue |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Apr |
| Birth Year | 1853 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Molder |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Molder |
| Township / Ward | Pittsburg City |
| Est. Birth Year | ~1853 |
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.
8 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Donohue | Head | — | 47 | ~1853 |
| Mary Donohue | Daughter | — | 12 | ~1888 |
| John Donohue | Son | — | 10 | ~1890 |
| Margaret Donohue | Spouse | — | 43 | ~1857 |
| Thomas Donohue | Son | — | 19 | ~1881 |
| Kate Donohue | Daughter | — | 17 | ~1883 |
| William Donohue | Son | — | 15 | ~1885 |
| Frances Donohue | Son | — | 3 | ~1897 |
Census Appearances
1900
Allegheny, Pennsylvania
Head, age 47
Allegheny, Pennsylvania · implied b. ~1853 — 8 household members
| Surname | Donohue |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Apr |
| Birth Year | 1853 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Molder |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1910
Allegheny, Pennsylvania
Head, age 57
Allegheny, Pennsylvania · implied b. ~1853 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahue |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 30 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Baker |
| Industry | Shop |
| 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 (1900 and 1910) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
John Donohue
Head · 1900 · age 47 · b. ~1853 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Allegheny, Pennsylvania
Open full size
1900 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1359unit:0496)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Wolf | 14 | Daughter | At School | Pennsylvania |
| 2 | Carl Wolf | 11 | Son | At School | Pennsylvania |
| 3 | Fredrick Wolf | 18 | Son | Painter | Pennsylvania |
| 4 | Robert Steele | 36 | Head | Laborer | Scotland |
| 5 | Alice Steele | 28 | Wife | — | Ireland |
| 6 | Robert Steele | 6 | Son | — | Pennsylvania |
| 7 | Ralph Steele | 3 | Son | — | Pennsylvania |
| 8 | Florence Steele | 0 | Daughter | — | Pennsylvania |
| 9 | Elizabeth Steele | 0 | Daughter | — | Pennsylvania |
| 10 | John Monnahan | 35 | Head | Letter Carrier | Ireland |
| 11 | Mary Monnahan | 35 | Wife | — | England |
| 12 | Winifred Monnahan | 18 | Daughter | At School | Pennsylvania |
| 13 | Alma Monnahan | 15 | Daughter | At School | Pennsylvania |
| 14 | Maggie Monnahan | 13 | Daughter | At School | Pennsylvania |
| 15 | John Monnahan | 9 | Son | At School | Pennsylvania |
| 16 | Edward Monnahan | 6 | Son | At School | Pennsylvania |
| 17 | Helen Monnahan | 5 | Daughter | — | Pennsylvania |
| 18 | Annie Monnahan | 3 | Daughter | — | Pennsylvania |
| 19 | Thomas Monnahan | 1 | Son | — | Pennsylvania |
| 20 | Adam Feeder | 35 | Head | Day Laborer | Pennsylvania |
| 21 | Maggie Feeder | 36 | Wife | — | Pennsylvania |
| 22 | Adam Feeder | 11 | Son | At School | Pennsylvania |
| 23 | Clara Feeder | 8 | Daughter | At School | Pennsylvania |
| 24 | Albert Bray | 32 | Boarder | Cook | Germany |
| 25 | Frank Methen | 53 | Head | Dairyman | Germany |
| 26 | Mary Methen | 50 | Wife | — | Ireland |
| 27 | Rose Methen | 21 | Daughter | — | Pennsylvania |
| 28 | Frank Methen | 19 | Son | Clerk | Pennsylvania |
| 29 | Phillip Methen | 17 | Son | Clerk | Pennsylvania |
| 30 | Lawrence Methen | 14 | Son | At School | Pennsylvania |
| 31 | Mary Methen | 12 | Daughter | At School | Pennsylvania |
| 32 | Joseph Schultz | 33 | Step-son | Clerk | Pennsylvania |
| 33 | Veronica Schultz | 3 | Grand-daughter | — | Pennsylvania |
| 34 | Joseph Schultz | 5 | Grand-son | — | Pennsylvania |
| 35 | Kate Meeker | 9 | Boarder | At School | Pennsylvania |
| 36 | John Donohue THIS PERSON | 47 | Head | Molder | Pennsylvania |
| 37 | Margaret Donohue | 42 | Wife | — | Pennsylvania |
| 38 | Thomas Donohue | 19 | Son | Day Laborer | Pennsylvania |
| 39 | Kate Donohue | 17 | Daughter | Family Servant | Pennsylvania |
| 40 | William Donohue | 15 | Son | At School | Pennsylvania |
| 41 | Mary Donohue | 12 | Daughter | At School | Pennsylvania |
| 42 | John Donohue | 10 | Son | At School | Pennsylvania |
| 43 | Frances Donohue | 3 | Son | — | Pennsylvania |
| 44 | Joseph Rosenberger | 40 | Head | Day Laborer | Germany |
| 45 | Antonia Rosenberger | 38 | Wife | — | Germany |
| 46 | John Rosenberger | 13 | Son | At School | Pennsylvania |
| 47 | Edward Rosenberger | 11 | Son | At School | Pennsylvania |
| 48 | Emma Rosenberger | 9 | Daughter | At School | Pennsylvania |
| 49 | William Rosenberger | 5 | Son | — | Pennsylvania |
| 50 | Frank Theis | 30 | Head | Gas Inspector | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)