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James Black — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this James Black across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 11-person household.
Age 16
b. ~1924
Male
Son
Born: Penna
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Black |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Phila |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
| Est. Birth Year | ~1924 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Catherine Black | Daughter | — | 14 | ~1926 |
| Laura Black | Daughter | — | 31 | ~1909 |
| Theresa Black | Daughter | — | 7 | ~1933 |
| Mary Black | Daughter | — | 12 | ~1928 |
| Margaret Black | Daughter | — | 10 | ~1930 |
| Hugh Black | Head | — | 63 | ~1877 |
| Robert Black | Son | — | 17 | ~1923 |
| James Black | Son | — | 16 | ~1924 |
| Anthony Black | Son | — | 24 | ~1916 |
| Archie Black | Son | — | 20 | ~1920 |
| Frances Black | Spouse | — | 43 | ~1897 |
Census Appearances
1930
Philadelphia, Pennsylvania
Son, age 6
Philadelphia, Pennsylvania · implied b. ~1924 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | James W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Penna |
| Father's Birthplace | Penna |
| Mother's Birthplace | Penna |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
1940
Philadelphia-County, Pennsylvania
Son, age 16
Philadelphia-County, Pennsylvania · implied b. ~1924 — 11 household members
| Surname | Black |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Penna |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Phila |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | penna |
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 James Black across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Black
Son · 1940 · age 16 · b. ~1924 · Pennsylvania
★ You are viewing this record
Sibling
Theresa Black
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Black
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Black
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Black
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anthony Black
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Black
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Black
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Archie Black
Sibling · 1940 · age 20
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-t0627-03734-00052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jack Dougherty | 4 | Grandson | — | Penna |
| 42 | William Dougherty | 3 | Grandson | — | Penna |
| 43 | John E. Kordasck | 27 | Head | Clerk | Penna |
| 44 | Mary Kordasck | 28 | Wife | — | Penna |
| 45 | John Kordasck | 2 | Son | — | Penna |
| 46 | Harry Kerby | 27 | Head | Chauffeur | Penna |
| 47 | Helen Kerby | 25 | Wife | — | Penna |
| 48 | Eleanor Kerby | 4 | Daughter | — | Penna |
| 49 | Claire Kerby | 0 | Daughter | — | Penna |
| 50 | Carl Kratzberg | 62 | Father-in-law | Stevedore | Penna |
| 51 | Marie Hunt | 40 | Head | — | Penna |
| 52 | Samuel Stymitac | 40 | Boarder | — | Penna |
| 53 | Thomas Blyna | 38 | Head | Stevedore | Penna |
| 54 | Anna Blyna | 38 | Wife | — | Penna |
| 55 | Catherine Blyna | 11 | Daughter | — | Penna |
| 56 | Frances Blyna | 7 | Daughter | — | Penna |
| 57 | Marilyn Blyna | 4 | Daughter | — | Penna |
| 58 | Michael Augustin | 50 | Head | Stevedore | Penna |
| 59 | Emma Augustin | 41 | Wife | — | Penna |
| 60 | Andrew Rand | 52 | Head | Laborer | Austria |
| 61 | Mary Rand | 62 | Wife | — | Penna |
| 62 | Samuel Schaffer | 60 | Head | Mail Carrier | Penna |
| 63 | Anna Schaffer | 49 | Wife | — | Norway |
| 64 | Dorothy Schaffer | 17 | Daughter | Clerk | Penna |
| 65 | Hugh Black | 63 | Head | Cooper | Penna |
| 66 | Frances Black | 43 | Wife | — | Penna |
| 67 | Laura Black | 31 | Daughter | Secretary | Penna |
| 68 | Anthony Black | 24 | Son | Laborer | Penna |
| 69 | Archie Black | 20 | Son | Stevedore | Penna |
| 70 | Robert Black | 17 | Son | New Worker | Penna |
| 71 | James Black THIS PERSON | 16 | Son | — | Penna |
| 72 | Catherine Black | 14 | Daughter | — | Penna |
| 73 | Mary Black | 12 | Daughter | — | Penna |
| 74 | Margaret Black | 10 | Daughter | — | Penna |
| 75 | Theresa Black | 7 | Daughter | — | Penna |
| 76 | Christian Hartmann | 38 | Head | Counter Helper | Penna |
| 77 | Ella Hartmann | 34 | Wife | — | Penna |
| 78 | Norma Hartmann | 10 | Daughter | — | Penna |
| 79 | Harry Murphy | 37 | Brother-in-law | Chauffeur | Penna |
| 80 | Anna Thomson | 57 | Head | Waitress | Massachusetts |
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)