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Joseph Roberts — 1940 US Census Record
Model Tree available1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this Joseph Roberts across the 1920, 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & Mary — first a son (b.~1918), then head of a 10-person household.
Age 22
b. ~1918
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Roberts |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Loader |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 471 |
| Highest Grade | No 2 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Loader |
| Township / Ward | Philadelphia |
| Est. Birth Year | ~1918 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Mary Roberts | Head | — | 58 | ~1882 |
| Francis Roberts | Son | — | 11 | ~1929 |
| Daniel Roberts | Son | — | 14 | ~1926 |
| Joseph Roberts | Son | — | 22 | ~1918 |
| Alice Roberts | Other | — | 34 | ~1906 |
| Carl Roberts | Son | — | 14 | ~1926 |
| Earl Roberts | Son | — | 37 | ~1903 |
| Samuel Roberts | Son | — | 40 | ~1900 |
| Antonia Roberts | Daughter | — | 10 | ~1930 |
| Agnes Roberts | Other | — | 43 | ~1897 |
Census Appearances
1920
Philadelphia, Pennsylvania
Son, age 2
Philadelphia, Pennsylvania · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Son, age 12
Philadelphia, Pennsylvania · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | North Carolina |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Philadelphia-County, Pennsylvania
Son, age 22
Philadelphia-County, Pennsylvania · implied b. ~1918 — 10 household members
| Surname | Roberts |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Occupation | Loader |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 471 |
| Highest Grade | No 2 |
| 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.
Our Model Tree links Joseph Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Roberts (~0.92 confidence) and mother Mary Roberts (~0.92 confidence) and mother Mary Roberts (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Roberts
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary Roberts
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mary Roberts
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Roberts
Son · 1940 · age 22 · b. ~1918 · Pennsylvania
★ You are viewing this record
Sibling
Carl Roberts
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Antonia Roberts
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Roberts
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Roberts
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Roberts
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Roberts
Sibling · 1940 · age 37
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 — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03725-00360)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bennings Stafford | 45 | Head | Track Man | Alabama |
| 2 | Helen Stafford | 35 | Wife | House Work | Virginia |
| 3 | Elton Stafford | 17 | Son | — | Virginia |
| 4 | Caroline Dunaway | 54 | Head | — | Virginia |
| 5 | Nevada Dunaway | 26 | Daughter | — | Virginia |
| 6 | Arglean Dunaway | 23 | Daughter | Clothes Washer | Virginia |
| 7 | Elizabeth Dunaway | 5 | Granddaughter | — | Pennsylvania |
| 8 | Fred Hagen | 48 | Lodger | Janitor | Virginia |
| 9 | Wm Stewart | 63 | Lodger | Door Man | Pennsylvania |
| 10 | Mathews Hamlin | 50 | Head | Minister | Virginia |
| 11 | Henrietta Hamlin | 50 | Wife | — | Delaware |
| 12 | Mary Mccoy | 65 | Sister-in-law | — | Delaware |
| 13 | Levi Mccoy | 71 | Brother-in-law | — | New York |
| 14 | Maud Williams | 5 | Foster-child | — | Pennsylvania |
| 15 | William Smith | 32 | Head | Janitor | Pennsylvania |
| 16 | Dorothy Smith | 20 | Wife | — | Pennsylvania |
| 17 | William Jr Smith | 10 | Son | — | Pennsylvania |
| 18 | John Clark | 40 | Head | Attendant | Virginia |
| 19 | Bessie Clark | 46 | Wife | — | Washington D.C. |
| 20 | Mary Roberts | 58 | Head | Agent | North Carolina |
| 21 | Samuel Roberts | 40 | Son | — | Pennsylvania |
| 22 | Earl Roberts | 37 | Son | Clerk | Pennsylvania |
| 23 | Joseph Roberts THIS PERSON | 22 | Son | Loader | Pennsylvania |
| 24 | Alice Roberts | 34 | Daughter-in-law | Child Nurse | Pennsylvania |
| 25 | Carl Roberts | 14 | Son | — | Pennsylvania |
| 26 | Francis Roberts | 11 | Son | — | Pennsylvania |
| 27 | Antonia Roberts | 10 | Daughter | — | Pennsylvania |
| 28 | Agnes Roberts | 43 | Daughter-in-law | Servant | Maryland |
| 29 | Daniel Roberts | 14 | Son | — | Pennsylvania |
| 30 | Ethel Johnson | 48 | Head | Maid | Maryland |
| 31 | Dorothy Wharton | 31 | Sister | — | Maryland |
| 32 | Carol Wharton | 9 | Niece | — | Pennsylvania |
| 33 | James Wharton | 8 | Nephew | — | Pennsylvania |
| 34 | John Wharton | 6 | Niece | — | Pennsylvania |
| 35 | Janet Blay | 7 | Niece | — | Pennsylvania |
| 36 | Harriett Blay | 26 | Niece | Servant | Maryland |
| 37 | Carl Johnson | 28 | Brother | Laborer | Maryland |
| 38 | Charles Blay | 29 | Nephew | Mechanic | Maryland |
| 39 | Daisy Ford | 47 | Head | Maid | Pennsylvania |
| 40 | Robert Ford | 21 | Son | Trucker | Pennsylvania |
Pedigree Summary
Joseph + 6 siblings
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)