WF
William Fox — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this William Fox across the 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & George — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Fox |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Carry-in-boy |
| Industry | Glass factory |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 264 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Carry-In-Boy |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1912 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Joan Fox | Daughter | — | 3 | ~1937 |
| William Fox | Head | — | 28 | ~1912 |
| Ruth Fox | Spouse | — | 23 | ~1917 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age
Allegheny, Pennsylvania · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 8
Allegheny, Pennsylvania · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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 18
Allegheny, Pennsylvania · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fox |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Helper |
| Industry | Steel 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 28
Allegheny-County, Pennsylvania · implied b. ~1912 — 3 household members
| Surname | Fox |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Carry-in-boy |
| Industry | Glass factory |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 264 |
| 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 Fox across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Fox (~0.92 confidence) and father George Fox (~0.92 confidence) and mother Alice Fox (~0.92 confidence) and mother Lillie Fox (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Fox
b. ~1874
Source father
● Household
· direct · ~0.92
Father
George Fox
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Alice Fox
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Lillie Fox
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Fox
Head · 1940 · age 28 · b. ~1912 · Pennsylvania
★ You are viewing this record
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-t0627-03665-00104)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Ziaukas | 55 | wife | — | Lithuania |
| 42 | Leon Hart | 37 | Head | Building Laborer | Pennsylvania |
| 43 | Stella Hart | 29 | wife | — | Pennsylvania |
| 44 | Leona Hart | 4 | daughter | — | Pennsylvania |
| 45 | Leon Hart | 2 | son | — | Pennsylvania |
| 46 | Ella Jean Hart | 1 | daughter | — | Pennsylvania |
| 47 | John Matus | 43 | Head | Polishing Mill | Lithuania |
| 48 | Nellie Matus | 41 | wife | — | Lithuania |
| 49 | Anna Matus | 18 | daughter | Patients Aide | Pennsylvania |
| 50 | Petronella Bertinikas | 51 | Head | — | Lithuania |
| 51 | August Salava | 45 | Head | Craneman | Czecho Slovakia |
| 52 | Marie Salava | 40 | wife | — | Pennsylvania |
| 53 | William Fox THIS PERSON | 28 | Head | Carry-In-Boy | Pennsylvania |
| 54 | Ruth Fox | 23 | wife | — | Pennsylvania |
| 55 | Joan Fox | 3 | daughter | — | Pennsylvania |
| 56 | Ellen Foreback | 73 | Head | — | Ohio |
| 57 | Wilbert Miller | 26 | grandson | Laborer | Pennsylvania |
| 58 | Laura Winterhalter | 18 | daughter | New Worker | Pennsylvania |
| 59 | Katherine Winterhalter | 13 | daughter | — | Pennsylvania |
| 60 | Peter Jurkonis | 51 | Head | Laborer | Lithuania |
| 61 | Katherine Jurkonis | 51 | wife | — | Lithuania |
| 62 | Adella Jurkonis | 21 | daughter | Tray Girl | Pennsylvania |
| 63 | Alberta Jurkonis | 17 | daughter | — | Pennsylvania |
| 64 | Peter Jr. Jurkonis | 15 | son | — | Pennsylvania |
| 65 | Max Urban | 66 | Head | — | Lithuania |
| 66 | Katherine Urban | 58 | wife | — | Lithuania |
| 67 | Walter Urban | 34 | son | Truck Driver | Lithuania |
| 68 | John Zorska | 46 | Head | Watchman | Poland |
| 69 | Helen Zorska | 41 | wife | — | Poland |
| 70 | Edward Zorska | 15 | son | — | Poland |
| 71 | Roman Zorska | 11 | son | — | Pennsylvania |
| 72 | John H. Zorska | 1 | son | — | Pennsylvania |
| 73 | Michael Zak | 51 | boarder | Open Hearth Laborer | Poland |
| 74 | John Quinn | 31 | Head | Bolt Maker | Pennsylvania |
| 75 | Gertrude Quinn | 31 | wife | — | Pennsylvania |
| 76 | Anne Quinn | 12 | daughter | — | Pennsylvania |
| 77 | Gertrude Quinn | 9 | daughter | — | Pennsylvania |
| 78 | Joseph Kirichowski | 64 | Head | Puddler | Poland |
| 79 | Rose Kirichowski | 59 | wife | — | Poland |
| 80 | Harry Kirichowski | 18 | son | Messenger | Pennsylvania |
Pedigree Summary
William
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 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)