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William Hancock — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this William Hancock across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Anna — first a son (b.~1915), then head of a 8-person household.
Age 25
b. ~1915
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Hancock |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Magnolia Clan - Homeville - Terrace |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steel |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 882 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Magnolia Clan Homeville Terrace |
| Est. Birth Year | ~1915 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Charles Hancock | Son | — | 18 | ~1922 |
| August Hancock | Son | — | 13 | ~1927 |
| William Hancock | Son | — | 25 | ~1915 |
| Albert Hancock | Son | — | 20 | ~1920 |
| Ruth Hancock | Daughter | — | 6 | ~1934 |
| Anna Hancock | Head | — | 50 | ~1890 |
| Mildred Hancock | Daughter | — | 11 | ~1929 |
| Rita Hancock | Daughter | — | 6 | ~1934 |
Census Appearances
1920
Allegheny, Pennsylvania
Other, age 6
Allegheny, Pennsylvania · implied b. ~1914 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hancock |
| Given Name | William |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | Black |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Other, age 17
Allegheny, Pennsylvania · implied b. ~1913 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hancock |
| Given Name | William |
| Sex | M |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Loading Mail |
| Industry | Railroad |
| Class of Worker | W |
| 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 — 8 household members
| Surname | Hancock |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Magnolia Clan - Homeville - Terrace |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Steel |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 882 |
| Highest Grade | No 8 |
| 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 William Hancock across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Anna Hancock (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Hancock
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hancock
Son · 1940 · age 25 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Albert Hancock
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Hancock
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
August Hancock
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Hancock
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Hancock
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Hancock
Sibling · 1940 · age 18
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-t0627-03410-00437)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Delores M. Manske | 9 | Daughter | — | Pennsylvania |
| 2 | Anna Hancock | 50 | Head | — | Czechoslovakia |
| 3 | William Hancock THIS PERSON | 25 | Son | Laborer | Pennsylvania |
| 4 | Albert Hancock | 20 | Son | Salesman | Pennsylvania |
| 5 | Charles Hancock | 18 | Son | Floor-Walker | Pennsylvania |
| 6 | August Hancock | 13 | Son | — | Pennsylvania |
| 7 | Mildred Hancock | 11 | Daughter | — | Pennsylvania |
| 8 | Ruth Hancock | 6 | Daughter | — | Pennsylvania |
| 9 | Rita Hancock | 6 | Daughter | — | Pennsylvania |
| 10 | John P. Dolny | 65 | Head | Laborer | Czechoslovakia |
| 11 | Mary Dolny | 56 | Wife | — | Czechoslovakia |
| 12 | Helene Dolny | 16 | Daughter | — | Pennsylvania |
| 13 | Cecelia Dolny | 14 | Daughter | — | Pennsylvania |
| 14 | John Pacey | 29 | Head | Laborer | Pennsylvania |
| 15 | Margaret Pacey | 27 | Wife | — | Pennsylvania |
| 16 | Joanne Pacey | 2 | Daughter | — | Pennsylvania |
| 17 | Anna Penyo | 54 | Head | — | Czechoslovakia |
| 18 | Andrew Penyo | 18 | Son | Laborer | Pennsylvania |
| 19 | Pauline Penyo | 16 | Daughter | — | Pennsylvania |
| 20 | Joseph Penyo | 16 | Son | — | Pennsylvania |
| 21 | Henry Noll | 47 | Head | Craneman | Pennsylvania |
| 22 | Mary Noll | 43 | Wife | — | Pennsylvania |
| 23 | Harry Noll | 19 | Son | — | Pennsylvania |
| 24 | Arnold Degenkolb | 5 | Grandson | — | Pennsylvania |
| 25 | George Yanosko | 37 | Head | Chipper | Pennsylvania |
| 26 | Mary Yanosko | 30 | Wife | — | Pennsylvania |
| 27 | Florence Yanosko | 10 | Daughter | — | Pennsylvania |
| 28 | Robert Yanosko | 9 | Son | — | Pennsylvania |
| 29 | Martin Yanosko | 2 | Son | — | Pennsylvania |
| 30 | Steve Szlance | 48 | Lodger | Cutter | Czechoslovakia |
| 31 | Jacob Safkov | 52 | Head | Laborer | Russia |
| 32 | Mary Safkov | 52 | Wife | — | Russia |
| 33 | Mary Safkov | 18 | Daughter | — | Pennsylvania |
| 34 | John Safkov | 16 | Son | — | Pennsylvania |
| 35 | William Safkov | 21 | Son | Laborer | Pennsylvania |
| 36 | Mary Safkov | 20 | Wife | — | Pennsylvania |
| 37 | Daniel J. O'Brien | 45 | Head | Watchman | Pennsylvania |
| 38 | Stella O'Brien | 43 | Wife | — | Pennsylvania |
| 39 | Daniel Jr. O'Brien | 18 | Son | — | Pennsylvania |
| 40 | Eugene O'Brien | 16 | Son | — | Pennsylvania |
Pedigree Summary
William + 6 siblings
Gen 1 · 1 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)