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Robert Wolf — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Robert Wolf across the 1920, 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Robert & William — first a son (b.~1908), then head of a 6-person household.
Age 12
b. ~1908
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Wolf |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1908 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Emma Wolf | Daughter | — | 14 | ~1906 |
| Gerald Wolf | Son | — | 16 | ~1904 |
| Walter Wolf | Son | — | 9 | ~1911 |
| Anna Wolf | Spouse | — | 38 | ~1882 |
| Robert Wolf | Head | — | 42 | ~1878 |
| Robert Wolf | Son | — | 12 | ~1908 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 12
Allegheny, Pennsylvania · implied b. ~1908 — 6 household members
| Surname | Wolf |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 23
Allegheny, Pennsylvania · implied b. ~1907 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolfe |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Sheet mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 31
Allegheny-County, Pennsylvania · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolfe |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Aspinwall boro |
| 1935 Residence (County) | Allegheny |
| Occupation | laborer |
| Industry | steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 760 |
| Highest Grade | H 3 |
| 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 Robert Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Wolf (~0.92 confidence) and father William Wolfe (~0.92 confidence) and mother Anna Wolf (~0.92 confidence) and mother Rebecca Wolfe (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Wolf
b. ~1878
Source father
● Household
· direct · ~0.92
Father
William Wolfe
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Anna Wolf
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Rebecca Wolfe
b. ~1855
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Wolf
Son · 1920 · age 12 · b. ~1908 · Pennsylvania
★ You are viewing this record
Sibling
Emma Wolf
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Wolf
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Wolf
Sibling · 1920 · age 9
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:1920:14thcensusofpopu1519unit:0928)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Grace Wilmot | 28 | Wife | — | Illinois |
| 52 | Hester Baird | 36 | Boarder | Teacher | Pennsylvania |
| 53 | Robert F Wolf | 42 | Head | Car Tracer | Pennsylvania |
| 54 | Anna Wolf | 38 | Wife | — | Pennsylvania |
| 55 | Gerald Wolf | 16 | Son | Truck Helper | Pennsylvania |
| 56 | Emma Wolf | 14 | Daughter | — | Pennsylvania |
| 57 | Robert Wolf THIS PERSON | 12 | Son | — | Pennsylvania |
| 58 | Walter Wolf | 9 | Son | — | Pennsylvania |
| 59 | Osborne Heaston | 40 | Head | Manager | Ohio |
| 60 | Anna Heaston | 37 | Wife | — | Ohio |
| 61 | Helen Heaston | 11 | Daughter | — | Pennsylvania |
| 62 | Elona Heaston | 9 | Daughter | — | Pennsylvania |
| 63 | Mary Heaston | 8 | Daughter | — | Pennsylvania |
| 64 | William Hart | 38 | Head | Boiler Maker | Ohio |
| 65 | Paula Hart | 33 | Wife | — | Ohio |
| 66 | William Jr Hart | 2 | Son | — | Pennsylvania |
| 67 | Ruth Hart | 1 | Daughter | — | Pennsylvania |
| 68 | Walter C Jones | 25 | Head | Time Keeper | Pennsylvania |
| 69 | Anna M Jones | 19 | Wife | — | Pennsylvania |
| 70 | Walter C Jones | 1 | Son | — | Pennsylvania |
| 71 | Ida Jones | 45 | Aunt | — | Pennsylvania |
| 72 | Kate Jones | 38 | Aunt | Stenographer | Pennsylvania |
| 73 | Minnie Myers | 35 | Head | Osteopath | England |
| 74 | Alice Myers | 4 | Daughter | — | Pennsylvania |
| 75 | Samuel Zostrowsky | 65 | Head | Manager | Russia |
| 76 | Mollie Zostrowsky | 55 | Wife | — | Russia |
| 77 | George T Mcneely | 51 | Head | Salesman | Pennsylvania |
| 78 | Lilian V Mcneely | 48 | Wife | — | West Virginia |
| 79 | Marguerite Mcneely | 22 | Daughter | — | Pennsylvania |
| 80 | Dorothy Mcneely | 18 | Daughter | Cost Accountant | Pennsylvania |
| 81 | Joseph Quinn | 30 | Head | Stenographer | Pennsylvania |
| 82 | Mary E Quinn | 54 | Mother | — | Ireland |
| 83 | James Hennessy | 29 | Head | Driver | Pennsylvania |
| 84 | Sarah Hennessy | 32 | Sister | Laundry | Pennsylvania |
| 85 | Sarah J Hennessy | 64 | Mother | — | England |
| 86 | Louisa Firth | 62 | Head | — | England |
| 87 | William Firth | 29 | Son | Salesman | Pennsylvania |
| 88 | Irene Booth | 69 | Head | — | Ohio |
| 89 | Hanna Evans | 55 | Head | — | Pennsylvania |
| 90 | Grace Evans | 23 | Daughter | Clerk-Tonnage | Pennsylvania |
| 91 | Irene Evans | 25 | Daughter | Stenographer | Pennsylvania |
| 92 | Bill Evans | 32 | Son | Machinist | Pennsylvania |
| 93 | John B Singer | 44 | Head | Timekeeper | Illinois |
| 94 | Katherine Singer | 32 | Wife | — | Ohio |
| 95 | Charles Cavanaugh | 40 | Head | Superintendent | New York |
| 96 | Hattie Cavanaugh | 39 | Wife | — | Kentucky |
| 97 | Donald Cavanaugh | 14 | Son | — | Pennsylvania |
| 98 | Mary E Cavanaugh | 11 | Daughter | — | Pennsylvania |
| 99 | James Mcfeeters | 45 | Head | Bricklayer | Pennsylvania |
| 100 | Elizabeth Mcfeeters | 42 | Wife | — | Pennsylvania |
Pedigree Summary
Robert + 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)