BJ
Benjamin Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clark-County, Ohio
Our Model Tree links this Benjamin Johnson across the 1930 and 1940 US Censuses in Clark-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 12-person household.
Age 11
b. ~1929
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clark-County, Ohio |
| Surname | Johnson |
| Given Name | Benjamin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Clark |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Springfield |
| Est. Birth Year | ~1929 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Benjamin | Age | Birth yr |
|---|---|---|---|---|
| William Johnson | Head | — | 46 | ~1894 |
| Helen Johnson | Daughter | — | 22 | ~1918 |
| Ralph Johnson | Son | — | 1 | ~1939 |
| Amanda Johnson | Daughter | — | 12 | ~1928 |
| Emma Johnson | Daughter | — | 14 | ~1926 |
| Betty Johnson | Daughter | — | 8 | ~1932 |
| William Johnson | Son | — | 16 | ~1924 |
| Bernice Johnson | Daughter | — | 7 | ~1933 |
| Benjamin Johnson | Son | — | 11 | ~1929 |
| Melissa Johnson | Spouse | — | 40 | ~1900 |
| Carl Johnson | Son | — | 5 | ~1935 |
| Frances Johnson | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Clark, Ohio
Son, age 1
Clark, Ohio · implied b. ~1929 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Benjamin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Georgia |
| Mother's Birthplace | Georgia |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Clark-County, Ohio
Son, age 11
Clark-County, Ohio · implied b. ~1929 — 12 household members
| Surname | Johnson |
| Given Name | Benjamin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Clark |
| Highest Grade | No 3 |
| 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 Benjamin Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Benjamin Johnson
Son · 1940 · age 11 · b. ~1929 · Ohio
★ You are viewing this record
Sibling
Frances Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amanda Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Johnson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Johnson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Johnson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Johnson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Johnson
Sibling · 1940 · age 14
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 — Clark-County, Ohio
Open full size
1940 US Federal Census — Clark-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03039-00594)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florence Beard | 50 | Wife | Maid | Kentucky |
| 2 | Harry Hunter | 68 | Head | — | Kentucky |
| 3 | Ivory Hunter | 65 | Wife | Maid | Kentucky |
| 4 | Anna Taylor | 64 | Head | — | Kentucky |
| 5 | Lee Jones | 47 | Head | Case Setter | Alabama |
| 6 | Lenora Jones | 34 | Wife | — | Tennessee |
| 7 | William Jones | 17 | Son | — | Ohio |
| 8 | Roger Jones | 15 | Son | — | Ohio |
| 9 | Charles Jones | 13 | Son | — | Ohio |
| 10 | James Jones | 11 | Son | — | Ohio |
| 11 | Catherine Jones | 9 | Daughter | — | Ohio |
| 12 | Julia Jones | 7 | Son | — | Ohio |
| 13 | Constance Jones | 5 | Daughter | — | Ohio |
| 14 | Martha Jones | 2 | Daughter | — | Ohio |
| 15 | Robert Jones | 0 | Son | — | Ohio |
| 16 | William Johnson | 46 | Head | Janitor | Georgia |
| 17 | Melissa Johnson | 40 | Wife | — | Georgia |
| 18 | Helen Johnson | 22 | Daughter | Maid | Georgia |
| 19 | Frances Johnson | 17 | Daughter | — | Georgia |
| 20 | William Jr. Johnson | 16 | Son | — | Georgia |
| 21 | Emma Jean Johnson | 14 | Daughter | — | Ohio |
| 22 | Amanda Johnson | 12 | Daughter | — | Ohio |
| 23 | Benjamin Johnson THIS PERSON | 11 | Son | — | Ohio |
| 24 | Betty Jane Johnson | 8 | Daughter | — | Ohio |
| 25 | Bernice Johnson | 7 | Daughter | — | Ohio |
| 26 | Carl Eugene Johnson | 5 | Son | — | Ohio |
| 27 | Ralph Johnson | 1 | Son | — | Ohio |
| 28 | William H. Woods | 24 | Head | Dishwasher | Indiana |
| 29 | Elizabeth Woods | 19 | Wife | — | Georgia |
| 30 | Barbara A. Woods | 2 | Daughter | — | Ohio |
| 31 | Phyllis Mae Woods | 1 | Daughter | — | Ohio |
| 32 | Fred Jackson | 51 | Head | Chauffeur | Ohio |
| 33 | Alvin Jackson | 28 | Nephew | Truck Driver | Ohio |
| 34 | Giles Jackson | 40 | Head | Laborer | Virginia |
| 35 | Merilda Jackson | 44 | Wife | — | Mississippi |
| 36 | Corrine Ross | 44 | Lodger | Maid | Tennessee |
| 37 | Lillian Chears | 32 | Lodger | Waitress | Ohio |
| 38 | William Robinson | 56 | Head | — | Kentucky |
| 39 | Clara Parsley | 70 | Partner | — | Ohio |
| 40 | Clara Roberts | 39 | Partner | Seamstress | 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)