WC
William Collier — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this William Collier across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 6-person household.
Age 18
b. ~1922
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Collier |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Examiner |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 700 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Examiner |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1922 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Collier | Spouse | — | 48 | ~1892 |
| Gloria Collier | Daughter | — | 16 | ~1924 |
| Lila Collier | Daughter | — | 12 | ~1928 |
| William Collier | Son | — | 18 | ~1922 |
| Eugene Collier | Son | — | 14 | ~1926 |
| William Collier | Head | — | 50 | ~1890 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 9
Philadelphia, Pennsylvania · implied b. ~1921 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callier |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 18
Philadelphia-County, Pennsylvania · implied b. ~1922 — 6 household members
| Surname | Collier |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia City |
| 1935 Residence (County) | Philadelphia |
| Occupation | Examiner |
| Industry | Factory |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 700 |
| Highest Grade | Hs 2 |
| 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 Collier across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Collier
Son · 1940 · age 18 · b. ~1922 · Pennsylvania
★ You are viewing this record
Sibling
Gloria Collier
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Collier
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lila Collier
Sibling · 1940 · age 12
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03731-00423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Collier | 50 | Head | Mechanic | Pennsylvania |
| 2 | Margaret Collier | 48 | Wife | Housewife | Pennsylvania |
| 3 | William Collier THIS PERSON | 18 | Son | Examiner | Pennsylvania |
| 4 | Gloria Collier | 16 | Daughter | — | Pennsylvania |
| 5 | Eugene Collier | 14 | Son | — | Pennsylvania |
| 6 | Lila Collier | 12 | Daughter | — | Pennsylvania |
| 7 | Wayne Coston | 53 | Head | Mechanic | Maryland |
| 8 | Martha Coston | 42 | Wife | Housewife | Virginia |
| 9 | Eleanor Coston | 22 | Daughter | Examiner | Pennsylvania |
| 10 | Mildred Coston | 13 | Daughter | — | Pennsylvania |
| 11 | William Coston | 12 | Son | — | Pennsylvania |
| 12 | Helen Coston | 9 | Daughter | — | Pennsylvania |
| 13 | Mamie Webb | 36 | Head | Cleaner | Maryland |
| 14 | Esther Webb | 12 | Daughter | — | Pennsylvania |
| 15 | Herbert Webb | 11 | Son | — | Pennsylvania |
| 16 | Samuel Brown | 43 | Head | Porter | Virginia |
| 17 | Ethel Brown | 40 | Wife | Housewife | Virginia |
| 18 | Luke Johnson | 49 | Head | Laborer | Georgia |
| 19 | Marie Johnson | 40 | Wife | Housewife | Georgia |
| 20 | Lillie Johnson | 20 | Daughter | Laborer | Pennsylvania |
| 21 | Frank Johnson | 17 | Son | New Worker | Pennsylvania |
| 22 | Evelyn Johnson | 15 | Daughter | — | Pennsylvania |
| 23 | Mabel Johnson | 12 | Daughter | — | Pennsylvania |
| 24 | Emma Benson | 38 | Head | Seamstress | Delaware |
| 25 | Samuel Benson | 6 | Son | — | Pennsylvania |
| 26 | Charles Benson | 25 | Cousin | Laborer | Delaware |
| 27 | William Willmor | 62 | Head | Window Dresser | Massachusetts |
| 28 | Anna Willmor | 45 | Wife | Housewife | Virginia |
| 29 | Margaret Willmor | 23 | Daughter | Writer | Pennsylvania |
| 30 | David Willmor | 21 | Son | Laborer | Pennsylvania |
| 31 | Lola Willmor | 18 | Daughter | — | Pennsylvania |
| 32 | Archie De Vaughn | 48 | Head | Laborer | North Carolina |
| 33 | Edna De Vaughn | 47 | Wife | Housewife | Louisiana |
| 34 | George Banks | 48 | Head | Laborer | Virginia |
| 35 | Ida Banks | 45 | Wife | Maid | Virginia |
| 36 | Eleanor Tucker | 23 | Niece | Maid | Virginia |
| 37 | Thomas Wilson | 57 | Head | Compounder | Georgia |
| 38 | Sarah Wilson | 42 | Wife | Housewife | North Carolina |
| 39 | Vernetta Slade | 55 | Lodger | Presser | Virginia |
| 40 | Major Freeman | 48 | Head | Mixer | Virginia |
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)