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Grace Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Butler-County, Kentucky
Our Model Tree links this Grace Martin across the 1920, 1930 and 1940 US Censuses in Butler-County, Kentucky (XGBoost, ~Confirmed), with identified parents John & Ethel — first a daughter (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Butler-County, Kentucky |
| Surname | Martin |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag District 1 |
| 1935 Residence (County) | Butler |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag District 1 |
| Est. Birth Year | ~1900 |
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 Grace | Age | Birth yr |
|---|---|---|---|---|
| Grace Martin | Daughter | — | 40 | ~1900 |
| Ethie Martin | Head | — | 69 | ~1871 |
| Sallie Martin | Daughter | — | 41 | ~1899 |
Census Appearances
1920
Butler, Kentucky
Daughter, age 20
Butler, Kentucky · implied b. ~1900 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Teacher |
| Industry | Rural School |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Butler, Kentucky
Daughter, age 30
Butler, Kentucky · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Teacher |
| Industry | Public school |
| Class of Worker | 9494 |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Butler-County, Kentucky
Daughter, age 40
Butler-County, Kentucky · implied b. ~1900 — 3 household members
| Surname | Martin |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag District 1 |
| 1935 Residence (County) | Butler |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | Hs 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 Grace Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Martin (~0.92 confidence) and mother Ethel Martin (~0.92 confidence) and mother Effie Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Martin
b. ~1845
Source father
● Household
· direct · ~0.92
Mother
Ethel Martin
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Effie Martin
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Grace Martin
Daughter · 1940 · age 40 · b. ~1900 · Kentucky
★ You are viewing this record
Sibling
Sallie Martin
Sibling · 1940 · age 41
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 — Butler-County, Kentucky
Open full size
1940 US Federal Census — Butler-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01287-00096)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Tommie J Searsy | 28 | Head | Farmer | Kentucky |
| 2 | Trudy Searsy | 29 | Wife | — | Kentucky |
| 3 | Troy K Searsy | 6 | Son | — | Kentucky |
| 4 | Loretta J Searsy | 3 | Daughter | — | Kentucky |
| 5 | Millie L Haynes | 83 | Head | — | Tennessee |
| 6 | Matt Haynes | 45 | Son | Farmer | Kentucky |
| 7 | Robert E Haynes | 58 | Head | — | Kentucky |
| 8 | Hazel E Haynes | 51 | Wife | — | Kentucky |
| 9 | Glenn Haynes | 23 | Head | Laborer | Kentucky |
| 10 | Corene Haynes | 25 | Wife | — | Kentucky |
| 11 | Kelvin Haynes | 1 | Daughter | — | Kentucky |
| 12 | Richard L Anderson | 53 | Head | Farmer | Tennessee |
| 13 | Lina Anderson | 44 | Wife | — | Kentucky |
| 14 | Richard L Anderson | 10 | Son | — | Illinois |
| 15 | Lloyd T Anderson | 5 | Son | — | Illinois |
| 16 | Tommy G Butler | 28 | Head | Farmer | Kentucky |
| 17 | Lucil Butler | 24 | Wife | — | Kentucky |
| 18 | Ethie R Martin | 69 | Head | — | Kentucky |
| 19 | Sallie F Martin | 41 | Daughter | Manager | Kentucky |
| 20 | Grace Martin THIS PERSON | 40 | Daughter | — | Kentucky |
| 21 | Wendell Amis | 49 | Head | Teacher | Kentucky |
| 22 | Annie Amis | 46 | Wife | Farmer | Kentucky |
| 23 | Anis A Amis | 28 | Daughter | — | Kentucky |
| 24 | Ester Corner | 63 | Servant | — | Kentucky |
| 25 | Ralph S Brown | 33 | Boarder | House Keeper | Minnesota |
| 26 | James E Drennan | 26 | Boarder | Archaeological Excavator | Colorado |
| 27 | Doris B Drennan | 24 | Wife | Archaeological Excavator | Colorado |
| 28 | Charles T Amis | 45 | Head | Farmer | Kentucky |
| 29 | Lagrada L Amis | 33 | Wife | — | Kentucky |
| 30 | Harry Jr Amis | 49 | Head | Fireman | Kentucky |
| 31 | Sally M Amis | 34 | Wife | — | Kentucky |
| 32 | Murray D Amis | 16 | Son | — | Kentucky |
| 33 | Edward H Amis | 11 | Son | — | Kentucky |
| 34 | David R Amis | 1 | Son | — | Kentucky |
| 35 | Lina M Amis | 42 | Head | Teacher | Kentucky |
| 36 | Maggie E Hill | 34 | Sister | Manager | Kentucky |
| 37 | Richard E Thomas | 44 | Head | Farmer | Kentucky |
| 38 | Hattie Thomas | 44 | Wife | Manager | Kentucky |
| 39 | John E Thomas | 21 | Son | Manager | Kentucky |
| 40 | Frances M Thomas | 16 | Daughter | — | Kentucky |
Pedigree Summary
Grace + 1 sibling
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)