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Mary Tyler — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Mary Tyler across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed), with identified parents Francis & George — first a daughter (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Tyler |
| Given Name | Mary, A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1917 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Tyler | Head | — | 44 | ~1896 |
| William Tyler | Son | — | 19 | ~1921 |
| Mary Tyler | Daughter | — | 23 | ~1917 |
Census Appearances
1920
Jefferson, Kentucky
Daughter, age 2
Jefferson, Kentucky · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Jefferson, Kentucky
Daughter, age 13
Jefferson, Kentucky · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tyler |
| Given Name | Margaret E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 23
Jefferson-County, Kentucky · implied b. ~1917 — 3 household members
| Surname | Tyler |
| Given Name | Mary, A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Mary Tyler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Francis Tyler (~0.92 confidence) and father George Tyler (~0.92 confidence) and mother Mary Tyler (~0.92 confidence) and mother Minnie Tyler (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Francis Tyler
b. ~1880
Source father
● Household
· direct · ~0.92
Father
George Tyler
b. ~1847
Source father
● Household
· direct · ~0.92
Mother
Mary Tyler
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Minnie Tyler
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Tyler
Daughter · 1940 · age 23 · b. ~1917 · Kentucky
★ You are viewing this record
Sibling
William Tyler
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 — Jefferson-County, Kentucky
Open full size
1940 US Federal Census — Jefferson-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01366-01032)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gahm, W. Dwight Gehm | 20 | Son | — | Ohio |
| 2 | Extra Line Gehm | None | — | — | — |
| 3 | Avery, L. Edsell | 40 | Head | Sales Manager | Kansas |
| 4 | Leta, H. Edsell | 38 | Wife | — | Alabama |
| 5 | Annette Edsell | 18 | Daughter | — | Alabama |
| 6 | Allan, L. Edsell | 16 | Son | — | Louisiana |
| 7 | Herman, J. Edsell | 10 | Son | — | Alabama |
| 8 | Lawrence, D. Venhoff | 43 | Head | Accounting | Illinois |
| 9 | Emily, S. Venhoff | 43 | Wife | — | Indiana |
| 10 | Sarah, D. Venhoff | 17 | Daughter | — | Michigan |
| 11 | Elizabeth, C. Venhoff | 13 | Daughter | — | Indiana |
| 12 | Harry, C. Haford | 43 | Head | Executive | Kentucky |
| 13 | Virginia, S. Haford | 41 | Wife | — | Kentucky |
| 14 | Craig, M. Haford | 18 | Son | — | Kentucky |
| 15 | Betty, J. Haford | 14 | Daughter | — | Florida |
| 16 | Hamilton, D. Haford | 8 | Son | — | Kentucky |
| 17 | Mary, C. Tyler | 44 | Head | — | Kentucky |
| 18 | Mary, A. Tyler THIS PERSON | 23 | Daughter | — | Kentucky |
| 19 | William, J. Tyler | 19 | Son | — | Kentucky |
| 20 | D. Loren Davis | 42 | Head | Industrial Engineer | Iowa |
| 21 | Elsa, M. Davis | 31 | Wife | — | Sweden |
| 22 | D. Loren, Jr. Davis | 15 | Son | — | Iowa |
| 23 | Margaret, E. Davis | 8 | Daughter | — | Illinois |
| 24 | Donald, E. Cryer | 26 | Head | Buyer | Indiana |
| 25 | Margaret, E. Cryer | 25 | Wife | — | Indiana |
| 26 | D. Thomas Eskew | 48 | Head | Auditor | Kentucky |
| 27 | Minnie, L. Eskew | 39 | Wife | — | Kentucky |
| 28 | Thomas, Jr. Eskew | 17 | Son | — | Kentucky |
| 29 | Mary, L. Eskew | 14 | Daughter | — | Kentucky |
| 30 | Alfred, W. Homberger | 56 | Head | Chemistry Professor | Wisconsin |
| 31 | Lia, G. Homberger | 46 | Wife | — | Illinois |
| 32 | Edward, J. Carney | 47 | Head | Salesman | Ohio |
| 33 | Gladys, M. Carney | 42 | Wife | — | Ohio |
| 34 | John, C. Carney | 21 | Son | Salesman | Kentucky |
| 35 | Mary, E. Carney | 23 | Daughter | Clerk | Kentucky |
| 36 | Norma, J. Carney | 12 | Daughter | — | Kentucky |
| 37 | Charles, H. Perry | 40 | Lodger | Salesman | Ohio |
| 38 | Margaret, H. Perry | 29 | Lodger | — | Colorado |
| 39 | Charles, D. Perry | 6 | Lodger | — | Ohio |
| 40 | Jerald, E. Perry | 4 | Lodger | — | Michigan |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 4 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)