JC
Joseph Collins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Joseph Collins across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & John — 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 | Allegheny-County, Pennsylvania |
| Surname | Collins |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Unincorporated place McVey Place |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Machinist |
| Industry | Cork Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Machinist |
| Township / Ward | Unincorporated Place Mcvey Place |
| 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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Karol Collins | Daughter | — | 2 | ~1938 |
| Joseph Collins | Head | — | 25 | ~1915 |
| Mary Collins | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1915 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Josiah |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Scotland |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1915 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 25
Allegheny-County, Pennsylvania · implied b. ~1915 — 3 household members
| Surname | Collins |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Unincorporated place McVey Place |
| 1935 Residence (County) | Allegheny |
| Occupation | Machinist |
| Industry | Cork Works |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H-4 |
| 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 Joseph Collins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Collins (~0.92 confidence) and father John Collins (~0.92 confidence) and mother Mamie Collins (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Collins
b. ~1871
Source father
● Household
· direct · ~0.92
Father
John Collins
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Mamie Collins
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Collins
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03413-00348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Violet Kaufman | 34 | Wife | — | Pennsylvania |
| 42 | George Kaufman | 13 | Son | — | Pennsylvania |
| 43 | Ruth Kaufman | 11 | Daughter | — | Pennsylvania |
| 44 | Joseph Collins THIS PERSON | 25 | Head | Machinist | Pennsylvania |
| 45 | Mary Collins | 24 | Wife | — | Pennsylvania |
| 46 | Karol Collins | 2 | Daughter | — | Pennsylvania |
| 47 | Michael Shearson | 33 | Head | Laborer | Pennsylvania |
| 48 | Julia E. Shearson | 37 | Wife | — | Pennsylvania |
| 49 | Mary J. Shearson | 5 | Daughter | — | Pennsylvania |
| 50 | Thomas Penberthy | 45 | Head | Operator | Pennsylvania |
| 51 | Helen Penberthy | 42 | Wife | — | Pennsylvania |
| 52 | Clyde Penberthy | 21 | Son | — | Pennsylvania |
| 53 | Martin Penberthy | 20 | Son | Clerk | Pennsylvania |
| 54 | Ralph Mcelhany | 35 | Head | Operator | Pennsylvania |
| 55 | Dorothy Mcelhany | 35 | Wife | — | Pennsylvania |
| 56 | Joseph Mcelhany | 9 | Son | — | Pennsylvania |
| 57 | Carl Mcelhany | 7 | Son | — | Pennsylvania |
| 58 | Gail Mcelhany | 5 | Daughter | — | Pennsylvania |
| 59 | Jean Mcelhany | 4 | Daughter | — | Pennsylvania |
| 60 | John Mcelhany | 1 | Son | — | Pennsylvania |
| 61 | Gustave Winters | 58 | Head | Stable Boss | Pennsylvania |
| 62 | Hortense Winters | 57 | Wife | — | Pennsylvania |
| 63 | Joseph Winters | 22 | Head | Miner | Pennsylvania |
| 64 | Edna Winters | 20 | Wife | — | Pennsylvania |
| 65 | Thomas Clinton | 62 | Head | Laborer | Pennsylvania |
| 66 | Jennie M. Clinton | 62 | Wife | — | Pennsylvania |
| 67 | Adolph Pletincks | 74 | Head | Clerk | Belgium |
| 68 | Celina Pletincks | 69 | Wife | — | Belgium |
| 69 | Victor Baily | 49 | Step-son | Helper | Pennsylvania |
| 70 | Marie Baily | 46 | Daughter | — | Pennsylvania |
| 71 | Ellen Giamino | 52 | Head | Mail Carrier | Pennsylvania |
| 72 | William Giamino | 29 | Son | Laborer | Pennsylvania |
| 73 | Sylvester Giamino | 21 | Son | — | Pennsylvania |
| 74 | Seemon Williams | 56 | Brother | Checkweighman | Belgium |
| 75 | Elmer Grimes | 35 | Head | Air Compressor Operator | Pennsylvania |
| 76 | Alvia Grimes | 32 | Wife | — | Pennsylvania |
| 77 | Shirley Grimes | 13 | Daughter | — | Pennsylvania |
| 78 | Darlene Grimes | 12 | Daughter | — | Pennsylvania |
| 79 | Joan Grimes | 11 | Daughter | — | Pennsylvania |
Related Census Records
Pedigree Summary
Joseph
Gen 1 · 3 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)