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John Strong — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this John Strong across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Clara & Elmer — first a head (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Strong |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Pumpman |
| Industry | Soap Mfg. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H-4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Pumpman |
| Township / Ward | Cincinnati |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Strong | Head | — | 27 | ~1913 |
| Opal Strong | Spouse | — | 22 | ~1918 |
| John Strong | Son | — | 3 | ~1937 |
Census Appearances
1920
Hamilton, Ohio
Son, age 6
Hamilton, Ohio · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Strong |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Son, age 17
Hamilton, Ohio · implied b. ~1913 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Strong |
| Given Name | John B |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Messenger |
| Industry | Soap |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Head, age 27
Hamilton-County, Ohio · implied b. ~1913 — 3 household members
| Surname | Strong |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Occupation | Pumpman |
| Industry | Soap Mfg. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | H-4 |
| 1935 Residence | Ohio |
| 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 John Strong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Clara Strong (~0.92 confidence) and father Elmer Strong (~0.92 confidence) and father Elow Strong (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Clara Strong
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
Elmer Strong
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Elow Strong
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Strong
Head · 1940 · age 27 · b. ~1913 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03201-00142)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leonard Biehl | 30 | Head | Carpenter | Indiana |
| 42 | Edwin Biehl | 27 | Brother | Carpenter | Florida |
| 43 | Flora Hauck | 57 | Mother | — | Ohio |
| 44 | Dorothy Hauck | 10 | Sister | — | Ohio |
| 45 | Thomas A. Hall | 56 | Head | Superintendent | Ohio |
| 46 | Louise Hall | 55 | Wife | — | Ohio |
| 47 | Thomas F. Hall | 27 | Son | Foreman | Kentucky |
| 48 | James L. Hall | 23 | Son | Tool Room | Kentucky |
| 49 | Kathleen Hall | 14 | Daughter | — | Kentucky |
| 50 | Ed. R. Alexander | 62 | Head | Attorney | Ohio |
| 51 | Edith Alexander | 56 | Wife | — | Ohio |
| 52 | De Witt G. Gerstle | 33 | Boarder | Ass. Metallurgist | Ohio |
| 53 | Milly Groselu | 65 | Head | — | Ohio |
| 54 | Caroline Brummer | 60 | Sister | — | Ohio |
| 55 | Joseph H. Rohling | 46 | Head | Roofer | Kentucky |
| 56 | Agnes Rohling | 45 | Wife | — | Ohio |
| 57 | Ralph M. Rohling | 23 | Son | Roofer | Ohio |
| 58 | Robert Rohling | 21 | Son | Roofer | Ohio |
| 59 | Louis Rohling | 15 | Son | — | Ohio |
| 60 | Stanley Rohling | 13 | Son | — | Ohio |
| 61 | Joseph Rohling | 10 | Son | — | Ohio |
| 62 | William Fehrman | 73 | Head | Carpenter | Ohio |
| 63 | Anna Fehrman | 68 | Wife | — | Ohio |
| 64 | Alexander Drieck | 34 | Head | Printer | Ohio |
| 65 | Eleanor Drieck | 31 | Wife | — | Ohio |
| 66 | Jane Drieck | 10 | Daughter | — | Ohio |
| 67 | Glenn Drieck | 7 | Son | — | Ohio |
| 68 | Harry Berman | 37 | Head | Varnish Maker | Ohio |
| 69 | Mildred Berman | 37 | Wife | — | Ohio |
| 70 | Lois Berman | 12 | Daughter | — | Ohio |
| 71 | Donald Berman | 11 | Son | — | Ohio |
| 72 | John Strong THIS PERSON | 27 | Head | Pumpman | Ohio |
| 73 | Opal Strong | 22 | Wife | — | Ohio |
| 74 | John Jr. Strong | 3 | Son | — | Ohio |
| 75 | Henry C. Ries | 67 | Head | Off. Manager | Ohio |
| 76 | Emma Ries | 62 | Wife | — | Ohio |
| 77 | Thomas Magaw | 55 | Head | Bookkeeper | Ohio |
| 78 | Edna Magaw | 45 | Wife | — | Ohio |
| 79 | Carl Tesseler | 75 | Father-in-law | — | Germany |
| 80 | George Retterman | 44 | Head | Bookkeeper | Ohio |
Pedigree Summary
John
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)