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Robert Jacobs — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stark-County, Ohio
Our Model Tree links this Robert Jacobs across the 1930 and 1940 US Censuses in Stark-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 14-person household.
Age 12
b. ~1928
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Stark-County, Ohio |
| Surname | Jacobs |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Massillon |
| 1935 Residence (County) | Stark |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Massillon |
| Est. Birth Year | ~1928 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Florence Jacobs | Daughter | — | 17 | ~1923 |
| Leona Jacobs | Daughter | — | 18 | ~1922 |
| Janet Jacobs | Daughter | — | 6 | ~1934 |
| Robert Jacobs | Son | — | 12 | ~1928 |
| Ruth Jacobs | Daughter | — | 19 | ~1921 |
| Mary Jacobs | Spouse | — | 43 | ~1897 |
| Ernest Jacobs | Head | — | 44 | ~1896 |
| Betty Jacobs | Daughter | — | 8 | ~1932 |
| Donald Jacobs | Son | — | 14 | ~1926 |
| Richard Jacobs | Son | — | 10 | ~1930 |
| Marie Jacobs | Daughter | — | 7 | ~1933 |
| James Jacobs | Son | — | 15 | ~1925 |
| Charles Jacobs | Son | — | 1 | ~1939 |
| Roy Jacobs | Son | — | 3 | ~1937 |
Census Appearances
1930
Stark, Ohio
Son, age 2
Stark, Ohio · implied b. ~1928 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jacobs |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Stark-County, Ohio
Son, age 12
Stark-County, Ohio · implied b. ~1928 — 14 household members
| Surname | Jacobs |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Massillon |
| 1935 Residence (County) | Stark |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Jacobs across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Jacobs
Son · 1940 · age 12 · b. ~1928 · Ohio
★ You are viewing this record
Sibling
Charles Jacobs
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Jacobs
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Jacobs
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Jacobs
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Jacobs
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leona Jacobs
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Jacobs
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Jacobs
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Jacobs
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Jacobs
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Jacobs
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 — Stark-County, Ohio
Open full size
1940 US Federal Census — Stark-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03148-00076)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Hardy | 15 | son | — | Ohio |
| 42 | Robert Hardy | 14 | son | — | Ohio |
| 43 | Ernest Jacobs | 44 | Head | Machine Operator | Ohio |
| 44 | Mary Jacobs | 43 | wife | — | Ohio |
| 45 | Ruth Jacobs | 19 | daughter | — | Ohio |
| 46 | Leona Jacobs | 18 | daughter | Housework | Ohio |
| 47 | Florence Jacobs | 17 | daughter | Housework | Ohio |
| 48 | James Jacobs | 15 | son | — | Ohio |
| 49 | Donald Jacobs | 14 | son | — | Ohio |
| 50 | Robert Jacobs THIS PERSON | 12 | son | — | Ohio |
| 51 | Richard Jacobs | 10 | son | — | Ohio |
| 52 | Betty Jacobs | 8 | daughter | — | Ohio |
| 53 | Marie Jacobs | 7 | daughter | — | Ohio |
| 54 | Janet Lee Jacobs | 6 | daughter | — | Ohio |
| 55 | Roy Jacobs | 3 | son | — | Ohio |
| 56 | Charles David Jacobs | 1 | son | — | Ohio |
| 57 | Alvin Henry | 36 | Head | Laborer | Ohio |
| 58 | Ethel Henry | 33 | wife | — | Ohio |
| 59 | Virginia Henry | 15 | daughter | — | Ohio |
| 60 | Mildred Henry | 14 | daughter | — | Ohio |
| 61 | Robert Henry | 12 | son | — | Ohio |
| 62 | Donald Henry | 10 | son | — | Ohio |
| 63 | Lawrence Henry | 8 | son | — | Ohio |
| 64 | Marian Henry | 7 | daughter | — | Ohio |
| 65 | Andy Bednar | 60 | Head | Laborer | Czechoslovakia |
| 66 | Mary Bednar | 54 | wife | — | Czechoslovakia |
| 67 | Mary Bednar | 24 | daughter | Laborer | Ohio |
| 68 | Anna Bednar | 18 | daughter | — | Ohio |
| 69 | Mike Bednar | 16 | son | — | Ohio |
| 70 | Mike Eleveally | Elevally | 41 | Head | Burner | Czechoslovakia |
| 71 | Anna Eleveally | Elevally | 32 | wife | — | Ohio |
| 72 | Mike Jr Eleveally | Elevally | 14 | son | — | Ohio |
| 73 | Eugene Eleveally | Elevally | 11 | son | — | Ohio |
| 74 | Lillian Eleveally | Elevally | 9 | daughter | — | Ohio |
| 75 | Donald Eleveally | Elevally | 3 | son | — | Ohio |
| 76 | Robert Eleveally | Elevally | 2 | son | — | Ohio |
| 77 | Ralph White | 31 | Head | Pattern Maker | Ohio |
| 78 | Mary White | 24 | wife | — | Ohio |
| 79 | Edward White | 9 | son | — | Ohio |
| 80 | Barbara White | 5 | daughter | — | 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)