MY
Martha Young — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Kentucky
Our Model Tree links this Martha Young across the 1930 and 1940 US Censuses in Jefferson-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kentucky |
| Surname | Young |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Louisville City |
| Est. Birth Year | ~1927 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Betty Young | Daughter | — | 7 | ~1933 |
| Martha Young | Daughter | — | 13 | ~1927 |
| Amy Young | Daughter | — | 5 | ~1935 |
| Sylvia Young | Daughter | — | 17 | ~1923 |
| Bailey Young | Head | — | 52 | ~1888 |
| Charles Young | Son | — | 15 | ~1925 |
| Christopher Young | Son | — | 18 | ~1922 |
| John Young | Son | — | 16 | ~1924 |
| Sarah Young | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Jefferson, Kentucky
Daughter, age 3
Jefferson, Kentucky · implied b. ~1927 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Young |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Jefferson-County, Kentucky
Daughter, age 13
Jefferson-County, Kentucky · implied b. ~1927 — 9 household members
| Surname | Young |
| Given Name | Martha |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Louisville city |
| 1935 Residence (County) | Jefferson |
| Highest Grade | No 6 |
| 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 Martha Young across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Young
Daughter · 1940 · age 13 · b. ~1927 · Kentucky
★ You are viewing this record
Sibling
Sylvia Young
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amy Young
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Young
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christopher Young
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Young
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Young
Sibling · 1940 · age 7
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-t0627-01374-00556)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sophia Koch | 80 | wife | — | Indiana |
| 2 | Edward Sturgeon | 73 | head | Night Watchman | Kentucky |
| 3 | Lena O. Sturgeon | 63 | wife | — | Kentucky |
| 4 | Norma Impreariay | 22 | daughter | Ready To Wear Saleslady | Kentucky |
| 5 | Gale Jeffries | 4 | granddaughter | — | Kentucky |
| 6 | Katherine Schlechter | 37 | lodger | Twist Tagger | Indiana |
| 7 | Leo Fike | 43 | head | Club Steward | Kentucky |
| 8 | Elizabeth O. Fike | 39 | wife | Beautician | Kentucky |
| 9 | Dorothy Sheridan | 21 | daughter | Distillery Worker | Kentucky |
| 10 | Earl Sheridan | 18 | son | Clerk | Kentucky |
| 11 | Jesse Dickens | 34 | head | Assistant Foreman | Kentucky |
| 12 | Edna Dickens | 34 | wife | — | Kentucky |
| 13 | Norma Dickens | 12 | daughter | — | Kentucky |
| 14 | Thomas Dickens | 9 | son | — | Kentucky |
| 15 | Louis Judson | 31 | head | Butcher & Truck Driver | Ohio |
| 16 | Mildred Judson | 30 | wife | — | Kentucky |
| 17 | Eugene Judson | 9 | son | — | Kentucky |
| 18 | Mary Judson | 7 | daughter | — | Ohio |
| 19 | James Judson | 3 | son | — | Kentucky |
| 20 | Alice Judson | 1 | daughter | — | Kentucky |
| 21 | George Adams | 36 | uncle | Bricklayer | Kentucky |
| 22 | Bailey G. Young | 52 | head | Rotary Pressman | Kentucky |
| 23 | Sarah Young | 46 | wife | — | Kentucky |
| 24 | Christopher A. Young | 18 | son | — | Kentucky |
| 25 | Sylvia Young | 17 | daughter | — | Kentucky |
| 26 | John Young | 16 | son | Odd Jobs | Kentucky |
| 27 | Charles Jr. Young | 15 | son | — | Kentucky |
| 28 | Martha Young THIS PERSON | 13 | daughter | — | Kentucky |
| 29 | Betty Young | 7 | daughter | — | Kentucky |
| 30 | Amy Young | 5 | daughter | — | Kentucky |
| 31 | Wallace Hampton | 34 | head | Building Contractor | Kentucky |
| 32 | Cordelia Hampton | 35 | wife | — | Kentucky |
| 33 | James Hampton | 65 | father | — | Kentucky |
| 34 | Curtis A. Knight | 34 | head | Clerk | Indiana |
| 35 | Florence Knight | 33 | wife | — | Kentucky |
| 36 | Doris Ann Knight | 13 | daughter | — | Kentucky |
| 37 | Curtis Jr. Knight | 10 | son | — | Kentucky |
| 38 | Barbara Knight | 7 | daughter | — | Kentucky |
| 39 | Mamie Goldsmith | 55 | mother | — | Indiana |
| 40 | Louise Snyder | 54 | head | — | Wisconsin |
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)