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Robert Jenkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Robert Jenkins across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1912), then head of a 7-person household.
Age 28
b. ~1912
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Jenkins |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Homestead Borough |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Labor |
| Industry | Steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 488 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Labor |
| Township / Ward | Homestead Borough |
| Est. Birth Year | ~1912 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Ethel Bedell | Daughter | — | 34 | ~1906 |
| Ed Thacker | Daughter | — | 36 | ~1904 |
| Charles Jenkins | Head | — | 70 | ~1870 |
| Truman Bedell | Other | — | 14 | ~1926 |
| Richard Henkel | Other | — | 4 | ~1936 |
| Robert Jenkins | Son | — | 28 | ~1912 |
| Helen Jenkins | Spouse | — | 67 | ~1873 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 7
Allegheny, Pennsylvania · implied b. ~1913 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Robert A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 18
Allegheny, Pennsylvania · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 28
Allegheny-County, Pennsylvania · implied b. ~1912 — 7 household members
| Surname | Jenkins |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Homestead Borough |
| 1935 Residence (County) | Allegheny |
| Occupation | Labor |
| Industry | Steel mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 488 |
| Highest Grade | Hs 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 Robert Jenkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Jenkins (~0.92 confidence) and father Charles Jenkins (~0.92 confidence) and mother Helen Jenkins (~0.92 confidence) and mother Helen Jenkins (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Jenkins
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Charles Jenkins
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Helen Jenkins
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Helen Jenkins
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Jenkins
Son · 1940 · age 28 · b. ~1912 · Pennsylvania
★ You are viewing this record
Sibling
Ethel Bedell
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ed Thacker
Sibling · 1940 · age 36
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03406-00309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | David Mccunn | 53 | Head | Railroad Co | Maryland |
| 2 | Ella Mccunn | 49 | Wife | — | Pennsylvania |
| 3 | Edna May Mccunn | 12 | Daughter | — | Pennsylvania |
| 4 | Gilbert Mccunn | 46 | Brother | Labor | Pennsylvania |
| 5 | Francis Lundberg | 50 | Head | Labor | Pennsylvania |
| 6 | Hamilton Irene Lundberg | 45 | Sister | — | Pennsylvania |
| 7 | Casey Sarah Lundberg | 74 | Mother | — | Pennsylvania |
| 8 | John Messmer | 47 | Head | Puncher | Pennsylvania |
| 9 | Martha Messmer | 47 | Wife | — | Pennsylvania |
| 10 | John Messmer | 20 | Son | Laborer | Pennsylvania |
| 11 | Marjorie Messmer | 16 | Daughter | — | Pennsylvania |
| 12 | Albert Bergman | 32 | Head | Shipper | Pennsylvania |
| 13 | Helen Bergman | 32 | Wife | — | Pennsylvania |
| 14 | Lois Bergman | 11 | Daughter | — | Pennsylvania |
| 15 | Madelyn Bergman | 2 | Daughter | — | Pennsylvania |
| 16 | Charles Redpath | 25 | Lodger | Machinist | Pennsylvania |
| 17 | Betty Redpath | 21 | Lodger | Clerk | Pennsylvania |
| 18 | Lewis Williams | 60 | Head | Machinist | Pennsylvania |
| 19 | Magdalene Williams | 53 | Wife | — | Pennsylvania |
| 20 | Howard Williams | 20 | Son | Clerk | Pennsylvania |
| 21 | Charles Jenkins | 70 | Head | — | Pennsylvania |
| 22 | Helen Jenkins | 67 | Wife | — | West Virginia |
| 23 | Robert Jenkins THIS PERSON | 28 | Son | Labor | Pennsylvania |
| 24 | Ed Thacker | 36 | Daughter | — | Pennsylvania |
| 25 | Ethel Bedell | 34 | Daughter | — | Pennsylvania |
| 26 | Richard Henkel | 4 | Grandson | — | Pennsylvania |
| 27 | Truman Bedell | 14 | Grandson | — | Pennsylvania |
| 28 | Arthur Baur | 41 | Head | Fitter | Germany |
| 29 | Emma Baur | 34 | Wife | — | Germany |
| 30 | Fred Baur | 8 | Son | — | Pennsylvania |
| 31 | Fred Littman | 72 | Father-in-law | Mechanic | Germany |
| 32 | Minna Littman | 71 | Wife | — | Germany |
| 33 | Cumberland Casey | 49 | Head | Officer (Ordinance) | Pennsylvania |
| 34 | Ethel Casey | 47 | Wife | — | Pennsylvania |
| 35 | Mary Casey | 24 | Daughter | Clerk | Pennsylvania |
| 36 | Ann Casey | 20 | Daughter | — | Pennsylvania |
| 37 | Beatrice Casey | 18 | Daughter | — | Pennsylvania |
| 38 | Raymond Brower | 30 | Son-in-law | Newswriter (Professional) | Ohio |
| 39 | Ethel Brower | 25 | Daughter | — | Pennsylvania |
| 40 | Evan Baker | 54 | Head | Dispatcher | Pennsylvania |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 4 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)