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Robert Gregory — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mahoning-County, Ohio
Our Model Tree links this Robert Gregory across the 1930 and 1940 US Censuses in Mahoning-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 11-person household.
Age 15
b. ~1925
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mahoning-County, Ohio |
| Surname | Gregory |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Youngstown |
| 1935 Residence (County) | Mahoning |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Youngstown |
| Est. Birth Year | ~1925 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Gregory | Spouse | — | 39 | ~1901 |
| Sally Gregory | Daughter | — | 11 | ~1929 |
| Dorothy Englehardt | Daughter | — | 9 | ~1931 |
| Richard Englehardt | Son | — | 8 | ~1932 |
| Eleanor Englehardt | Daughter | — | 7 | ~1933 |
| Ryan Gregory | Daughter | — | 17 | ~1923 |
| Robert Gregory | Son | — | 15 | ~1925 |
| Fred Englehardt | Other | — | 32 | ~1908 |
| Ruth Gregory | Daughter | — | 19 | ~1921 |
| William Englehardt | Son | — | 5 | ~1935 |
| Arnold Gregory | Head | — | 41 | ~1899 |
Census Appearances
1930
Mahoning, Ohio
Son, age 5
Mahoning, Ohio · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gregory |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Mahoning-County, Ohio
Son, age 15
Mahoning-County, Ohio · implied b. ~1925 — 11 household members
| Surname | Gregory |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Youngstown |
| 1935 Residence (County) | Mahoning |
| Highest Grade | No 7 |
| 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 Gregory across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Gregory
Son · 1940 · age 15 · b. ~1925 · Ohio
★ You are viewing this record
Sibling
Richard Englehardt
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Englehardt
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Englehardt
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sally Gregory
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ryan Gregory
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Englehardt
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gregory
Sibling · 1940 · age 19
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
40 people indexed on this census page (nara:1940:m-t0627-03267-00013)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Lauccia | 58 | Head | Oper. | Italy |
| 42 | Antoinette Lauccia | 50 | Wife | — | Italy |
| 43 | Frank Sidoti | 52 | Head | Cement Finisher | Italy |
| 44 | Florence Sidoti | 40 | Wife | — | Italy |
| 45 | Rachael Sidoti | 18 | Daughter | — | Ohio |
| 46 | Carl Sidoti | 16 | Son | — | Ohio |
| 47 | Amelia Sidoti | 15 | Daughter | — | Ohio |
| 48 | Jane Sidoti | 13 | Daughter | — | Ohio |
| 49 | Joseph Sidoti | 10 | Son | — | Ohio |
| 50 | Frank Jr Sidoti | 8 | Son | — | Ohio |
| 51 | Dominic Sidoti | 5 | Son | — | Ohio |
| 52 | Theodore Petrucci | 37 | Brother in law | Laborer | Italy |
| 53 | Elmer Abel | 38 | Head | Shearman | W. Virginia |
| 54 | Helen Abel | 37 | Wife | — | Pennsylvania |
| 55 | Robert Cline | 26 | Head | Baggage Porter | Ohio |
| 56 | Margueritte Cline | 18 | Wife | — | Ohio |
| 57 | Robert E. Cline | 1 | Son | — | Ohio |
| 58 | Paul Cebulski | 49 | Head | Die Grinder | Czech-Slovakia |
| 59 | Anna Cebulski | 47 | Wife | — | Pennsylvania |
| 60 | Stephen Cebulski | 19 | Son | New Worker | Pennsylvania |
| 61 | William Cebulski | 17 | Son | — | Pennsylvania |
| 62 | Suzanne Cebulski | 12 | Daughter | — | Pennsylvania |
| 63 | James Cebulski | 9 | Son | — | Ohio |
| 64 | Leslie Storey | 36 | Head | Paint Dept | New York |
| 65 | Alice Storey | 33 | Wife | — | Ohio |
| 66 | Leslie Storey | 15 | Son | — | Ohio |
| 67 | Edmund Storey | 13 | Son | — | Ohio |
| 68 | Arlene Storey | 10 | Daughter | — | Ohio |
| 69 | Kenneth Storey | 6 | Son | — | Ohio |
| 70 | Arnold Gregory | 41 | Head | Assembler | Texas |
| 71 | Eleanor Gregory | 39 | Wife | — | Pennsylvania |
| 72 | Ruth Gregory | 19 | Daughter | — | Pennsylvania |
| 73 | Ryan Gregory | 17 | Daughter | — | Pennsylvania |
| 74 | Robert Gregory THIS PERSON | 15 | Son | — | Pennsylvania |
| 75 | Sally Gregory | 11 | Daughter | — | Ohio |
| 76 | Fred Englehardt | 32 | Brother in law | Roll Turner | Ohio |
| 77 | Dorothy Englehardt | 9 | Daughter | — | Ohio |
| 78 | Richard Englehardt | 8 | Son | — | Ohio |
| 79 | Eleanor Englehardt | 7 | Daughter | — | Ohio |
| 80 | William Englehardt | 5 | Son | — | Ohio |
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)