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William Wallace — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this William Wallace across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents William & Nellie — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Wallace |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Maintenance |
| Industry | Office Bldg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Maintenance |
| Township / Ward | Philadelphia |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Catherine Wallace | Daughter | — | ~1940 | |
| William Wallace | Head | — | 25 | ~1915 |
| Catherine Wallace | Spouse | — | 21 | ~1919 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 5
Philadelphia, Pennsylvania · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 16
Philadelphia, Pennsylvania · implied b. ~1914 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wallace |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Industry | Automobile Plant |
| Class of Worker | W |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Head, age 25
Philadelphia-County, Pennsylvania · implied b. ~1915 — 3 household members
| Surname | Wallace |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Maintenance |
| Industry | Office Bldg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 336 |
| Highest Grade | Hs 2 |
| 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 Wallace across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Wallace (~0.92 confidence) and mother Nellie Wallace (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Wallace
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Nellie Wallace
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Wallace
Head · 1940 · age 25 · b. ~1915 · 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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-03717-00271)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Vito Facenda | 45 | Head | Upholsterer | Italy |
| 42 | Margaret Facenda | 42 | Wife | — | Pennsylvania |
| 43 | Ralph Facenda | 18 | Son | New Worker | Pennsylvania |
| 44 | William Facenda | 15 | Son | — | Pennsylvania |
| 45 | Madaline Facenda | 12 | Daughter | — | Pennsylvania |
| 46 | Vito Facenda | 10 | Son | — | Pennsylvania |
| 47 | Joan Martillo | 24 | Sister-in-law | Hairdresser | Pennsylvania |
| 48 | Bernice Martillo | 8 | Niece | — | Pennsylvania |
| 49 | Anna Sullivan | 70 | Head | — | Pennsylvania |
| 50 | John Sullivan | 31 | Son | Core Maker | Pennsylvania |
| 51 | William Wallace THIS PERSON | 25 | Head | Maintenance | Pennsylvania |
| 52 | Catherine Wallace | 21 | Wife | — | Pennsylvania |
| 53 | Catherine Wallace | 0 | Daughter | — | Pennsylvania |
| 54 | William Noone | 64 | Head | Laborer | Ireland |
| 55 | Catherine Noone | 65 | Wife | Operator | Pennsylvania |
| 56 | Thomas Crone | 24 | Head | Engraver | Pennsylvania |
| 57 | Annamay Crone | 20 | Wife | Operator | Pennsylvania |
| 58 | Cora Chipley | 64 | Head | — | Pennsylvania |
| 59 | Lillian Chipley | 23 | Daughter | Assembling | Pennsylvania |
| 60 | Charles Gamm | 62 | Head | — | Pennsylvania |
| 61 | Anna Gamm | 57 | Wife | — | Pennsylvania |
| 62 | May Gamm | 29 | Daughter | Bookkeeper | Pennsylvania |
| 63 | George Rhodes | 33 | Head | Grinder | Pennsylvania |
| 64 | Lilly Rhodes | 30 | Wife | Capper | Pennsylvania |
| 65 | Stanley Cohush | 29 | Head | Driver Helper | Chicago |
| 66 | Blanche Cohush | 29 | Wife | Trimmer | Pennsylvania |
| 67 | Emma Ward | 74 | Head | — | Pennsylvania |
| 69 | Louisa Keiffer | 70 | Head | — | Pennsylvania |
| 70 | Charles Keiffer | 51 | Son | Stevedore | Pennsylvania |
| 71 | Charles Mcgurley | 41 | Head | Laborer | Ireland |
| 72 | Margery Mcgurley | 37 | Wife | — | Ireland |
| 73 | Mary Mcgurley | 7 | Daughter | — | Pennsylvania |
| 74 | Margaret Mcgurley | 6 | Daughter | — | Pennsylvania |
| 75 | Charles Mcgurley | 2 | Son | — | Pennsylvania |
| 76 | Elmer Jr. Hand | 33 | Head | Dyer | Pennsylvania |
| 77 | Mary Hand | 32 | Wife | — | Pennsylvania |
Pedigree Summary
William
Gen 1 · 2 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)