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William Collier — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chester-County, Pennsylvania
Our Model Tree links this William Collier across the 1930 and 1940 US Censuses in Chester-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 6-person household.
Age 14
b. ~1926
Male
Son
Born: Penna
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chester-County, Pennsylvania |
| Surname | Collier |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Berwyn |
| 1935 Residence (County) | Chester |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Township / Ward | Berwyn |
| Est. Birth Year | ~1926 |
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 |
|---|---|---|---|---|
| Gertrude Collier | Other | — | 39 | ~1901 |
| Margaret Collier | Daughter | — | 42 | ~1898 |
| Raymond Collier | Son | — | 39 | ~1901 |
| William Collier | Son | — | 14 | ~1926 |
| Louise Collier | Spouse | — | 72 | ~1868 |
| William Collier | Head | — | 73 | ~1867 |
Census Appearances
1930
Chester, Pennsylvania
Son, age 4
Chester, Pennsylvania · implied b. ~1926 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collier |
| Given Name | William L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Industry | Home |
| Can Read/Write | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Chester-County, Pennsylvania
Son, age 14
Chester-County, Pennsylvania · implied b. ~1926 — 6 household members
| Surname | Collier |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Berwyn |
| 1935 Residence (County) | Chester |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 14 · b. ~1926 · Pennsylvania
★ You are viewing this record
Sibling
Raymond Collier
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Collier
Sibling · 1940 · age 42
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 — Chester-County, Pennsylvania
Open full size
1940 US Federal Census — Chester-County, Pennsylvania
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03465-00047)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Leary | 34 | Head | — | Penna |
| 42 | James Ledry | 32 | Son | Electrician | Penna |
| 43 | William Ledry | 30 | Son | Clerk | Penna |
| 44 | Luther Shadel | 32 | Head | Teacher | Penna |
| 45 | Doris Shadel | 34 | Wife | — | Penna |
| 46 | Janet Shadel | 2 | daughter | — | Penna |
| 47 | George Regester | 52 | Head | — | Penna |
| 48 | Kathryn Regester | 48 | Wife | — | Penna |
| 49 | Robert Regester | 25 | Son | Retail | Penna |
| 50 | Ethel Regester | 20 | daughter | — | Penna |
| 51 | Robert Armstrong | 60 | Head | Carpenter | Penna |
| 52 | Helen Armstrong | 59 | Wife | — | Penna |
| 53 | Paul J. Davis | 42 | Head | Assistant Sec. | Illinois |
| 54 | Anna Davis | 50 | Wife | — | New York |
| 55 | Henry Parkhurst | 44 | Head | Civil Engineer | Illinois |
| 56 | Isabel Parkhurst | 42 | Wife | — | New York |
| 57 | Henry Jr. Parkhurst | 15 | Son | — | Penna |
| 58 | Ruth Parkhurst | 13 | daughter | — | Penna |
| 59 | Clara Folster | 52 | Head | — | Penna |
| 60 | Thomas Folster | 23 | Son | — | Penna |
| 61 | Richard Folster | 21 | Son | — | Penna |
| 62 | Fannie Morrison | 72 | Head | — | Penna |
| 63 | Charles A. Alexander | 30 | Head | Contractor | Penna |
| 64 | Virginia Alexander | 25 | Wife | — | Australia |
| 65 | Julia Mary Alexander | 4 | daughter | — | Penna |
| 66 | Charles A. Jr. Alexander | 2 | Son | — | Penna |
| 67 | Anna Alexander | 0 | daughter | — | Penna |
| 68 | Ruth Ails | 70 | Head | — | Penna |
| 69 | Margueritta Atkinson | 56 | Sister | School Teacher | Penna |
| 70 | Ora E. Victor | 59 | Head | Auditor | Penna |
| 71 | Mae M Victor | 59 | Wife | — | Penna |
| 72 | Mildred Victor | 26 | daughter | Bookkeeper | Penna |
| 73 | William Collier | 73 | Head | — | Penna |
| 74 | Louise Collier | 72 | Wife | — | Penna |
| 75 | Raymond Collier | 39 | Son | — | Penna |
| 76 | Gertrude Collier | 39 | daughter-in-law | Practical Nurse | Penna |
| 77 | William Collier THIS PERSON | 14 | Son | — | Penna |
| 78 | Margaret Collier | 42 | daughter | Secretary | Penna |
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)