WD
William Donahue — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this William Donahue across the 1920, 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Henry & John — first a son (b.~1916), then head of a 6-person household.
Age 4
b. ~1916
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Donahue |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1916 |
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 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Donahue | Son | — | 4 | ~1916 |
| Margaret Donahue | Spouse | — | 35 | ~1885 |
| Paul Donahue | Son | — | 2 | ~1918 |
| G Donahue | Son | — | 5 | ~1915 |
| Henry Donahue | Head | — | 39 | ~1881 |
| Charles Donahue | Son | — | 7 | ~1913 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 4
Allegheny, Pennsylvania · implied b. ~1916 — 6 household members
| Surname | Donahue |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donohoe |
| Given Name | William C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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 25
Allegheny-County, Pennsylvania · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donohoe |
| Given Name | William C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Class of Worker | U |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| 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 William Donahue across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Donahue (~0.92 confidence) and father John Donohoe (~0.92 confidence) and mother Jennie Donohoe (~0.92 confidence) and mother Margaret Donahue (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Donahue
b. ~1881
Source father
● Household
· direct · ~0.92
Father
John Donohoe
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Jennie Donohoe
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Margaret Donahue
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Donahue
Son · 1920 · age 4 · b. ~1916 · Pennsylvania
★ You are viewing this record
Sibling
Paul Donahue
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
G Donahue
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Donahue
Sibling · 1920 · age 7
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
1920 US Federal Census — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1517unit:0586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Joseph Reilly | 2 | Son | — | Pennsylvania |
| 52 | Louis Reilly | 0 | Son | — | Pennsylvania |
| 53 | Frank Reilly | 34 | Boarder | Laborer | Austria |
| 54 | Jacob Reilly | 47 | Boarder | Machine Hand | Austria |
| 55 | Bartosh Reilly | 46 | Boarder | Laborer | Austria |
| 56 | Hugh Reilly | 31 | Boarder | Laborer | Austria |
| 57 | James Duncan | 36 | Head | Machinist | Scotland |
| 58 | Catherine A Duncan | 33 | Wife | — | England |
| 59 | Alexander Duncan | 13 | Son | — | Ohio |
| 60 | James Duncan | 11 | Son | — | Ohio |
| 61 | Donald Duncan | 8 | Son | — | Pennsylvania |
| 62 | John J Burke | 51 | Head | Laborer | Africa |
| 63 | Margaret Burke | 50 | Wife | — | Ireland |
| 64 | Margaret Burke | 26 | Daughter | Saleslady | Pennsylvania |
| 65 | Edward Dolan | 41 | Head | Fireman | Pennsylvania |
| 66 | James Dolan | 37 | Brother | Laborer | Pennsylvania |
| 67 | William Burmeister | 33 | Head | Laborer | Germany |
| 68 | Madeline Burmeister | 26 | Wife | — | Germany |
| 69 | Alphonse Burmeister | 6 | Son | — | Pennsylvania |
| 70 | Mildred Burmeister | 4 | Daughter | — | Pennsylvania |
| 71 | Frank Evans | 32 | Head | Puddler | Wales |
| 72 | Annie Evans | 30 | Wife | — | Wales |
| 73 | Annie Evans | 7 | Daughter | — | Michigan |
| 74 | Frank Jr Evans | 6 | Son | — | Michigan |
| 75 | Edward Evans | 4 | Son | — | Michigan |
| 76 | Mary Evans | 2 | Daughter | — | Michigan |
| 77 | Frederick Evans | 1 | Son | — | Michigan |
| 78 | Mary J Murphy | 70 | Head | — | Ireland |
| 79 | Henry J Donahue | 39 | Head | Laborer | Pennsylvania |
| 80 | Margaret Donahue | 35 | Wife | — | Pennsylvania |
| 81 | Charles E Donahue | 7 | Son | — | Pennsylvania |
| 82 | G. Howard Donahue | 5 | Son | — | Pennsylvania |
| 83 | William Donahue THIS PERSON | 4 | Son | — | Pennsylvania |
| 84 | Paul Donahue | 2 | Son | — | Pennsylvania |
| 85 | John L Kraus | 45 | Head | Laborer | Germany |
| 86 | Mary A Kraus | 42 | Wife | — | Pennsylvania |
| 87 | John M Kraus | 20 | Son | Laborer | Pennsylvania |
| 88 | Bernard H Dugan | 27 | Head | Clerk | Pennsylvania |
| 89 | Helen M Dugan | 23 | Wife | — | Pennsylvania |
| 90 | Bernard Jr Dugan | 6 | Son | — | Pennsylvania |
| 91 | Lucille M Dugan | 4 | Daughter | — | Pennsylvania |
| 92 | Martin Jordan | 43 | Head | Blacksmith | Austria |
| 93 | Josephine Jordan | 41 | Wife | — | Austria |
| 94 | Michael Jordan | 19 | Son | Molder | Austria |
| 95 | Josephine Jordan | 15 | Daughter | — | Pennsylvania |
| 96 | John Hughes | 59 | Head | — | Ireland |
| 97 | William J Hughes | 17 | Son | — | Pennsylvania |
| 98 | Joseph Hughes | 15 | Son | — | Pennsylvania |
| 99 | George Marshall | 33 | Boarder | — | Pennsylvania |
| 100 | William H Labagh | 30 | Boarder | — | Scotland |
Pedigree Summary
William + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)