JG
John Griffith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this John Griffith across the 1920, 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Male
Son
Born: England
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Griffith |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | England |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Columbus |
| Est. Birth Year | ~1897 |
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 Griffith | Head | — | 64 | ~1876 |
| John Griffith | Son | — | 43 | ~1897 |
| Hannah Griffith | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Franklin, Ohio
Son, age 27
Franklin, Ohio · implied b. ~1893 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffith |
| Given Name | John Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | England |
| Year of Immigration | 1903 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Brickmason |
| Industry | Gen. Contractor |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1915 |
| Birthplace (normalized) | england |
1930
Franklin, Ohio
Son, age 37
Franklin, Ohio · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffith |
| Given Name | John T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1903 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Franklin-County, Ohio
Son, age 43
Franklin-County, Ohio · implied b. ~1897 — 3 household members
| Surname | Griffith |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | England |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Naturalization Status | Naturalized |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Griffith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Griffith (~0.92 confidence) and father John Griffith (~0.92 confidence) and mother Hannah Griffith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Griffith
b. ~1870
Source father
● Household
· direct · ~0.92
Father
John Griffith
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Hannah Griffith
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Griffith
Son · 1940 · age 43 · b. ~1897 · 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 — Franklin-County, Ohio
Open full size
1940 US Federal Census — Franklin-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03250-00476)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles S. Breming | 21 | Head | Milk Deliveryman | Ohio |
| 2 | Ada J. Breming | 18 | Daughter | — | Ohio |
| 3 | Ruth M. Breming | 16 | Daughter | — | Ohio |
| 4 | Jos. C. Jr. Breming | 13 | Son | — | Ohio |
| 5 | Roy L. Breming | 12 | Son | — | Ohio |
| 6 | Norma S. Breming | 9 | Daughter | — | Ohio |
| 7 | Gladys Breming | 4 | Daughter | — | Ohio |
| 8 | Alice B. Schultz | 36 | Head | Music Teacher | Michigan |
| 9 | Charles J. Schultz | 17 | Son | — | Michigan |
| 10 | Stanley L. Schultz | 12 | Son | — | Ohio |
| 11 | George B. Newton | 42 | Head | Teacher | Ohio |
| 12 | Lucile Newton | 41 | Wife | — | Illinois |
| 13 | John C. Newton | 6 | Son | — | Ohio |
| 14 | Alma Mae Boyle | 65 | Mother-in-law | — | Illinois |
| 15 | John Griffith | 64 | Head | Brick-Mason | England |
| 16 | Hannah Griffith | 58 | Wife | — | England |
| 17 | John J. Griffith THIS PERSON | 43 | Son | — | England |
| 18 | Henry B. Siegfried | 53 | Head | Accountant | Pennsylvania |
| 19 | Edna M. Siegfried | 55 | Wife | — | Pennsylvania |
| 20 | Dorothy G. Siegfried | 27 | Daughter | Stenographer | Pennsylvania |
| 21 | William H. Siegfried | 11 | Son | — | Ohio |
| 22 | Harold Hynes | 37 | Head | Proprietor | Ohio |
| 23 | Elizabeth Hynes | 35 | Wife | Clerk | Ohio |
| 24 | Willard Barnhart | 56 | Head | Bookkeeper | Ohio |
| 25 | Maybelle Barnhart | 53 | Wife | — | Ohio |
| 26 | Lucile Barnhart | 27 | Daughter | Bookkeeper | Ohio |
| 27 | William H. Barnhart | 25 | Son | Attendant | Ohio |
| 28 | Rose Mary Barnhart | 19 | Daughter | Receptionist | Ohio |
| 29 | Paul Bucher | 47 | Head | Mech. Eng. Teach. | Pennsylvania |
| 30 | Florence Bucher | 36 | Wife | — | Ohio |
| 31 | Mary Bucher | 3 | Daughter | — | Ohio |
| 32 | Harry L. Mcclain | 52 | Head | Train Service | Ohio |
| 33 | Florence K. Mcclain | 59 | Wife | — | Ohio |
| 34 | Clyde S. Nesbitt | 59 | Head | Teacher | Ohio |
| 35 | Gertrude W. Nesbitt | 55 | Wife | Librarian | Ohio |
| 36 | Alonzo M. Fritz | 83 | Father-in-law | Plasterer | Ohio |
| 37 | Clement F. Kunkler | 44 | Head | Proprietor | Ohio |
| 38 | Grace L. Kunkler | 40 | Wife | Saleswoman | Ohio |
| 39 | Tom J. Burnshaber | 40 | Head | English Teacher | Ohio |
| 40 | Grace S. Burnshaber | 41 | Wife | — | 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)