JT
John Tyler — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Miami-County, Ohio
Our Model Tree links this John Tyler across the 1930 and 1940 US Censuses in Miami-County, Ohio (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Miami-County, Ohio |
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Covington village |
| 1935 Residence (County) | Miami |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Covington Village |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Kyragene Tyler | Daughter | — | 21 | ~1919 |
| Frank Tyler | Head | — | 47 | ~1893 |
| William Tyler | Son | — | 14 | ~1926 |
| James Tyler | Son | — | 18 | ~1922 |
| John Tyler | Son | — | 11 | ~1929 |
| Mabel Tyler | Spouse | — | 45 | ~1895 |
| Charles Tyler | Son | — | 23 | ~1917 |
| Joyce Tyler | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Miami, Ohio
Son, age
Miami, Ohio · implied b. ~1930 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Miami-County, Ohio
Son, age 11
Miami-County, Ohio · implied b. ~1929 — 8 household members
| Surname | Tyler |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Covington village |
| 1935 Residence (County) | Miami |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| 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 Tyler across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Tyler
Son · 1940 · age 11 · b. ~1929 · Ohio
★ You are viewing this record
Sibling
Charles Tyler
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Tyler
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Tyler
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Tyler
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kyragene Tyler
Sibling · 1940 · age 21
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 — Miami-County, Ohio
Open full size
1940 US Federal Census — Miami-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03115-00635)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Loretta Worley | 76 | Head | — | Ohio |
| 2 | J. E. Kelsey | 60 | Head | Postal Clerk | Ohio |
| 3 | Vretie Kelsey | 57 | Wife | — | Ohio |
| 4 | Roscoe Sanse | 51 | Boarder | Carpenter | Ohio |
| 5 | P. L. Long | 56 | Head | Postal Clerk | Ohio |
| 6 | Nellie Long | 51 | Wife | — | Ohio |
| 7 | Frank W. Tyler | 47 | Head | Milkman | Indiana |
| 8 | Mabel Tyler | 45 | Wife | — | Ohio |
| 9 | Charles Tyler | 23 | Son | Assembler | Ohio |
| 10 | Kyragene Tyler | 21 | Daughter | Stenographer | Ohio |
| 11 | James Tyler | 18 | Son | — | Ohio |
| 12 | William Tyler | 14 | Son | — | Ohio |
| 13 | Joyce Tyler | 11 | Daughter | — | Ohio |
| 14 | John Tyler THIS PERSON | 11 | Son | — | Ohio |
| 15 | Clyde O'Roark | 50 | Head | Foreman | Virginia |
| 16 | Blanche O'Roark | 48 | Wife | — | Ohio |
| 17 | Hilda O'Roark | 25 | Daughter | Reporter | Ohio |
| 18 | Richard O'Roark | 23 | Son | Engineer | Ohio |
| 19 | Charles Manning | 43 | Head | Electrician | Ohio |
| 20 | Iva Manning | 44 | Wife | — | Ohio |
| 21 | J. William Manning | 23 | Son | Electrician | Ohio |
| 22 | Marjorie Manning | 19 | Daughter in Law | — | Ohio |
| 23 | Jack Manning | 20 | Son | Attendant | Ohio |
| 24 | Elizabeth Manning | 11 | Daughter | — | Ohio |
| 25 | Clara Beard | 63 | Head | House Keeping | Ohio |
| 26 | Beard | None | — | — | — |
| 27 | — | None | — | — | — |
| 28 | Charles Leonard | 40 | Head | Finisher | Ohio |
| 29 | Margaret Leonard | 34 | Wife | — | Ohio |
| 30 | Joan Leonard | 10 | Daughter | — | Ohio |
| 31 | Jack Leonard | 7 | Son | — | Ohio |
| 32 | Charles Jr Leonard | 5 | Son | — | Ohio |
| 33 | Minnie Moyer | 56 | Mother | — | Ohio |
| 34 | Joseph Bragg | 43 | Head | Machinist | Ohio |
| 35 | Florence Bragg | 40 | Wife | — | Ohio |
| 36 | Beatrice Bragg | 18 | Daughter | — | Ohio |
| 37 | Mary Bragg | 17 | Daughter | — | Ohio |
| 38 | Douglas Bragg | 2 | Son | — | Ohio |
| 39 | Agnes Boehringer | 70 | Head | — | Ohio |
| 40 | Christ Goerckelmann | 70 | Head | — | Germany |
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)