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William Collier — 1940 US Census Record

Linked across censuses

1940 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 7-person household.

Age 14 b. ~1926 Male Son Born: Pennsylvania Single

1940 Census Record Details

Census Year1940
LocationChester-County, Pennsylvania
SurnameCollier
Given NameWilliam
Relationship to HeadSon
SexM
Color / RaceBlack
Age14
Marital StatusSingle
BirthplacePennsylvania
1935 Residence (City)Downingtown
1935 Residence (County)Chester
Additional Details
Class of Worker0
Highest GradeNo 6
1935 ResidenceSame House
Birth StatePennsylvania
Birth CountryUnited States
Birthplace (normalized)pennsylvania
Township / WardDowningtown
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.

7 people recorded at the same address in the 1940 census.

Name Relation to head Relative to William Age Birth yr
Sinnie Collier Head — 40 ~1900
Lawrence Robertson Other — 15 ~1925
Albert Collier Son — 6 ~1934
Evelyn Collier Daughter — 3 ~1937
Alberta Collier Daughter — 6 ~1934
Urtha Collier Daughter — 9 ~1931
William Collier Son — 14 ~1926

Census Appearances

1930
Chester, Pennsylvania
Son, age 4
Chester, Pennsylvania · implied b. ~1926 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Collier
Given Name William
Relationship to Head Son
Sex M
Color / Race Black
Age 4
Marital Status Single
Birthplace Pennsylvania
Father's Birthplace South Carolina
Mother's Birthplace South Carolina
Birth State Pennsylvania
Birth Country United States
Birthplace (normalized) pennsylvania
1940
Chester-County, Pennsylvania
Son, age 14
Chester-County, Pennsylvania · implied b. ~1926 — 7 household members
Surname Collier
Given Name William
Relationship to Head Son
Sex M
Color / Race Black
Age 14
Marital Status Single
Birthplace Pennsylvania
1935 Residence (City) Downingtown
1935 Residence (County) Chester
Class of Worker 0
Highest Grade No 6
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.
Linked across censuses
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
Albert Collier
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Collier
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Urtha Collier
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Collier
Sibling · 1940 · age 3
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

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03464-00671)

Line Name Age Relation Occupation Birthplace
41 Samuel Smith 44 Head Houseman Virginia
42 Catherine Smith 44 Wife — Virginia
43 Carrie Smith 24 Daughter Maid Virginia
44 Samuel Oscar Smith 22 Son Truck Driver West Virginia
45 Grant Smith 20 Son — West Virginia
46 Betty Smith 15 Daughter — West Virginia
47 Dudley Smith 13 Son — West Virginia
48 Geneva Smith 10 Daughter — Pennsylvania
49 George Van Ness 23 Son-in-law Truck Driver New Jersey
50 Mary Van Ness 18 Daughter Maid West Virginia
51 Frank Whitely 40 Head Stone Mason Pennsylvania
52 Grace Whitely 29 Wife — Pennsylvania
53 Frank Richmond Whitely 12 Son — Pennsylvania
54 Joan Charles Whitely 11 Son — Pennsylvania
55 Esther Blanche Whitely 7 Daughter — Pennsylvania
56 Howard Warren Whitely 5 Son — Pennsylvania
57 Lillian Mae Whitely 1 Daughter — Pennsylvania
58 Sinnie Collier 40 Head — South Carolina
59 William Collier THIS PERSON 14 Son — Pennsylvania
60 Urtha Collier 9 Daughter — Pennsylvania
61 Alberta Collier 6 Daughter — Pennsylvania
62 Albert Collier 6 Son — Pennsylvania
63 Evelyn Collier 3 Daughter — Pennsylvania
64 Lawrence Robertson 15 Boarder — Pennsylvania
65 Alfonz Bucci 50 Head Watchman Italy
66 Mary Bucci 39 Wife — Italy
67 Thomas Bucci 18 Son Laborer Pennsylvania
68 Rose Bucci 15 Daughter — Pennsylvania
69 Anna Bucci 13 Daughter — Pennsylvania
70 Lena Bucci 11 Daughter — Pennsylvania
71 Elizabeth Bucci 8 Daughter — Pennsylvania
72 Francis Nostyer 31 Head Driver'S Helper Pennsylvania
73 Hilda Nostyer 22 Wife — Pennsylvania
74 Frances Nostyer 5 Daughter — Pennsylvania
75 William Patterson 58 Head Laborer North Carolina
76 Rosie Patterson 50 Wife — North Carolina
77 Pete Patterson 20 Son Hod Carrier Delaware
78 Maxine Patterson 13 Daughter — Pennsylvania
79 Lincoln Patterson 12 Son — Pennsylvania
80 Percy Asparagus 47 Head Common Laborer Pennsylvania

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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)

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