MC
Mary Crane — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Mary Crane across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 5-person household.
Age 18
b. ~1922
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Crane |
| Given Name | Mary Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1922 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Herbert Crane | Son | — | 14 | ~1926 |
| Joyce Crane | Daughter | — | 16 | ~1924 |
| Thelma Crane | Spouse | — | 36 | ~1904 |
| Herbert Crane | Head | — | 40 | ~1900 |
| Mary Crane | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Jefferson, Kentucky
Daughter, age 8
Jefferson, Kentucky · implied b. ~1922 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crane |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| 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 18
Jefferson-County, Kentucky · implied b. ~1922 — 5 household members
| Surname | Crane |
| Given Name | Mary Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville City |
| 1935 Residence (County) | Jefferson |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| 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 Crane across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Crane
Daughter · 1940 · age 18 · b. ~1922 · Kentucky
★ You are viewing this record
Sibling
Herbert Crane
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Crane
Sibling · 1940 · age 16
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-t0627-01376-00456)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Hinkel | 19 | Son | — | Kentucky |
| 2 | Doris Hinkel | 15 | Daughter | — | Kentucky |
| 3 | Elaine Hinkel | 10 | Daughter | — | Kentucky |
| 4 | R. W. Cantrell | 48 | Head | Salesman | Kentucky |
| 5 | Geneva Cantrell | 46 | Wife | — | Kentucky |
| 6 | Theodore Cantrell | 30 | Son | Salesman | Kentucky |
| 7 | Rhoda Mae Cantrell | 29 | Daughter-in-law | Stenographer | Kentucky |
| 8 | Arthur Borders | 43 | Head | Repairer | Kentucky |
| 9 | Henrietta Borders | 39 | Wife | — | California |
| 10 | Alan Borders | 9 | Son | — | Kentucky |
| 11 | Henry Glenn Greene | 40 | Head | Mail Clerk | Georgia |
| 12 | Lura Greene | 40 | Wife | — | Georgia |
| 13 | Eleanor Greene | 12 | Daughter | — | Florida |
| 14 | Patricia Greene | 7 | Daughter | — | Florida |
| 15 | Herbert Sr. Crane | 40 | Head | Buyer & Salesman | Kentucky |
| 16 | Thelma Crane | 36 | Wife | — | Kentucky |
| 17 | Mary Lee Crane THIS PERSON | 18 | Daughter | — | Kentucky |
| 18 | Joyce Crane | 16 | Daughter | — | Kentucky |
| 19 | Herbert Jr. Crane | 14 | Son | — | Kentucky |
| 20 | Herbert Findley | 45 | Head | Supervisor | Kentucky |
| 21 | Katie O. Findley | 48 | Wife | — | Kentucky |
| 22 | Viola Findley | 19 | Daughter | — | Kentucky |
| 23 | Frank Findley | 11 | Son | — | Kentucky |
| 24 | Franklin Roy Sanders | 35 | Head | Machinist | Kentucky |
| 25 | Lora W. Sanders | 34 | Wife | — | Kentucky |
| 26 | Billy Sanders | 16 | Son | — | Kentucky |
| 27 | Harry Sanders | 5 | Son | — | Kentucky |
| 28 | Jenny Lynn Sanders | 2 | Daughter | — | Kentucky |
| 29 | James R. Adams | 37 | Head | Machinist | Kentucky |
| 30 | Ruby Adams | 30 | Wife | — | Kentucky |
| 31 | — | None | — | — | — |
| 32 | Harry Berry | 41 | Head | Machinist | Kentucky |
| 33 | Mary Berry | 37 | Wife | — | Kentucky |
| 34 | June Berry | 14 | Daughter | — | Kentucky |
| 35 | Carl Berry | 3 | Son | — | Kentucky |
| 36 | John Bryan | 24 | Head | Radio Service Man | Kentucky |
| 37 | Grace Bryan | 24 | Wife | — | Indiana |
| 38 | Pattie Bryan | 5 | Daughter | — | Kentucky |
| 39 | James Findley | 29 | Head | Lineman | Kentucky |
| 40 | Juanita Findley | 24 | Wife | — | Indiana |
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)