WC
William Collins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this William Collins across the 1920, 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Collins |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | YOUNGSTOWN |
| 1935 Residence (County) | MAHONING |
| Additional Details | |
| Occupation | Weighmaster |
| Industry | Steel Plant |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 160 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Weighmaster |
| Township / Ward | Youngstown |
| Est. Birth Year | ~1919 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| June Collins | Daughter | — | 22 | ~1918 |
| Marion Collins | Daughter | — | 25 | ~1915 |
| William Collins | Head | — | 53 | ~1887 |
| William Collins | Son | — | 21 | ~1919 |
| Ellen Collins | Spouse | — | 55 | ~1885 |
Census Appearances
1920
Mahoning, Ohio
Son, age
Mahoning, Ohio · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | William M. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Mahoning, Ohio
Son, age 11
Mahoning, Ohio · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Mahoning-County, Ohio
Son, age 21
Mahoning-County, Ohio · implied b. ~1919 — 5 household members
| Surname | Collins |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | YOUNGSTOWN |
| 1935 Residence (County) | MAHONING |
| Occupation | Weighmaster |
| Industry | Steel Plant |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 160 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Collins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Collins (~0.92 confidence) and father William Collins (~0.92 confidence) and father William Collins (~0.92 confidence) and mother Ellen Collins (~0.92 confidence) and mother Ellen Collins (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Collins
b. ~1885
Source father
● Household
· direct · ~0.92
Father
William Collins
b. ~1888
Source father
● Household
· direct · ~0.92
Father
William Collins
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Ellen Collins
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Ellen Collins
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Collins
Son · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
June Collins
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Collins
Sibling · 1940 · age 25
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 — Mahoning-County, Ohio
Open full size
1940 US Federal Census — Mahoning-County, Ohio
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03273-00214)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Andres | 9 | Son | — | Ohio |
| 42 | John Andres | 6 | Son | — | Ohio |
| 43 | Anthony Jr. Andres | 1 | Son | — | Ohio |
| 44 | Frank Grybos | 52 | Head | Pipe Cutter | Poland |
| 45 | Lucy Grybos | 42 | Wife | — | Poland |
| 46 | Anthony Grybos | 24 | Son | Machinist | Ohio |
| 47 | Theodore Grybos | 23 | Son | Loader | Ohio |
| 48 | Leonard Grybos | 20 | Son | Shipper | Ohio |
| 49 | Helen Grybos | 17 | Daughter | — | Ohio |
| 50 | Daniel Grybos | 15 | Son | — | Ohio |
| 51 | Irene Grybos | 10 | Daughter | — | Ohio |
| 52 | Thomas Dolecki | 47 | Head | Die Setter | Poland |
| 53 | Josephine Dolecki | 43 | Wife | — | Poland |
| 54 | Joseph Jr. Dolecki | 22 | Son | — | Ohio |
| 55 | Lottie Dolecki | 20 | Daughter | Cleaner | Ohio |
| 56 | William Dolecki | 18 | Son | Orderly | Ohio |
| 57 | Wanda Dolecki | 13 | Daughter | — | Ohio |
| 58 | Michael Kardas | 47 | Head | Mill Wright | Poland |
| 59 | Mary Kardas | 44 | Wife | — | Poland |
| 61 | Stella Kardas | 21 | Daughter | — | Ohio |
| 62 | Catherine Kardas | 19 | Daughter | — | Ohio |
| 63 | Michael Kardas | 14 | Son | — | Ohio |
| 64 | Hellen Kardas | 11 | Daughter | — | Ohio |
| 65 | Jean Kardas | 7 | Daughter | — | Ohio |
| 66 | George J. Bezjak | 31 | Head | Service Man | Ohio |
| 67 | Marie Bezjak | 29 | Wife | — | Ohio |
| 68 | Delores Bezjak | 8 | Daughter | — | Ohio |
| 69 | Paul G. Bezjak | 5 | Son | — | Ohio |
| 70 | John Vranekovic | 24 | Brother in Law | Dock Hand | Ohio |
| 72 | William Collins | 53 | Head | Mechanical Engineer | Ohio |
| 73 | Ellen A. Collins | 55 | Wife | — | Ohio |
| 74 | Marion L. Collins | 25 | Daughter | — | Ohio |
| 75 | June A. Collins | 22 | Daughter | Packer | Ohio |
| 76 | William Jr. Collins THIS PERSON | 21 | Son | Weighmaster | Ohio |
| 77 | Joseph Tocicki | 47 | Head | Boiler Fireman | Poland |
| 78 | Frances Tocicki | 45 | Wife | — | Poland |
| 79 | Edward Tocicki | 18 | Son | Helper | Ohio |
| 80 | Helen Tocicki | 16 | Daughter | — | Ohio |
Pedigree Summary
William + 2 siblings
Gen 1 · 5 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)