MG
Mary Grant — 1940 US Census Record
Model Tree available1940 United States Federal Census · Adair-County, Kentucky
Our Model Tree links this Mary Grant across the 1920, 1930 and 1940 US Censuses in Adair-County, Kentucky (XGBoost, ~Confirmed), with identified parents Joe & Jas — first a daughter (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Adair-County, Kentucky |
| Surname | Grant |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 3 |
| 1935 Residence (County) | Adair |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 3 |
| Est. Birth Year | ~1901 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Montra Rippetoe | Daughter | — | 38 | ~1902 |
| Mary Grant | Daughter | — | 39 | ~1901 |
| Joe Grant | Head | — | 76 | ~1864 |
| Jim Rippetoe | Other | — | 38 | ~1902 |
| Ralph Rippetoe | Other | — | 10 | ~1930 |
| Ezekiel Grant | Son | — | 42 | ~1898 |
| Malcolm Grant | Son | — | 30 | ~1910 |
Census Appearances
1920
Adair, Kentucky
Daughter, age 20
Adair, Kentucky · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Adair, Kentucky
Daughter, age 29
Adair, Kentucky · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Grant |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Adair-County, Kentucky
Daughter, age 39
Adair-County, Kentucky · implied b. ~1901 — 7 household members
| Surname | Grant |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 3 |
| 1935 Residence (County) | Adair |
| Class of Worker | 0 |
| Highest Grade | No 3 |
| 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 Grant across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joe Grant (~0.92 confidence) and father Jas Grant (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joe Grant
b. ~1864
Source father
● Household
· direct · ~0.92
Father
Jas Grant
b. ~1874
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Grant
Daughter · 1940 · age 39 · b. ~1901 · Kentucky
★ You are viewing this record
Sibling
Montra Rippetoe
Sibling · 1940 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ezekiel Grant
Sibling · 1940 · age 42
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Malcolm Grant
Sibling · 1940 · age 30
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 — Adair-County, Kentucky
Open full size
1940 US Federal Census — Adair-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01276-00193)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas Aaron | 69 | Head | — | Kentucky |
| 42 | Cora Lee Aaron | 63 | Wife | — | Kentucky |
| 43 | Allie B Wilson | 55 | Head | — | Kentucky |
| 44 | Ruth Wilson | 22 | Daughter | — | Kentucky |
| 45 | Aris Wilson | 22 | Son | Farmer | Kentucky |
| 46 | Vinnie D Grant | 47 | Head | Farmer | Kentucky |
| 47 | Zittie Grant | 41 | Wife | — | Kentucky |
| 48 | James Grant | 16 | Son | Farmer | Kentucky |
| 49 | Art Grant | 81 | Father | — | Kentucky |
| 50 | Hoid Collins | 46 | Head | Farmer | Kentucky |
| 51 | Ellie V Collins | 42 | Wife | — | Kentucky |
| 52 | Ruth Collins | 19 | Daughter | — | Kentucky |
| 53 | Ruby Collins | 17 | Daughter | — | Kentucky |
| 54 | Laura Collins | 15 | Daughter | — | Kentucky |
| 55 | Marie Collins | 13 | Daughter | — | Kentucky |
| 56 | Monroe Huddleston | 66 | Head | — | Kentucky |
| 57 | Elmer Huddleston | 36 | Son | — | Kentucky |
| 58 | Jim D Bradshaw | 31 | Head | Farmer | Kentucky |
| 59 | Mary Bradshaw | 27 | Wife | — | Kentucky |
| 60 | Lee Blair | 52 | Head | Farmer | Kentucky |
| 61 | Mattie Blair | 46 | Wife | — | Kentucky |
| 62 | Mickie Blair | 27 | Daughter | — | Kentucky |
| 63 | Cinnie Blair | 22 | Daughter | — | Kentucky |
| 64 | Alta Blair | 17 | Daughter | — | Kentucky |
| 65 | Will Blair | 61 | Head | Farmer | Kentucky |
| 66 | Vista Blair | 56 | Wife | — | Kentucky |
| 67 | Clint D Blair | 35 | Head | Farmer | Kentucky |
| 68 | Sally Blair | 24 | Wife | — | Kentucky |
| 69 | Mary Blair | 12 | Daughter | — | Kentucky |
| 70 | Jewell Blair | 11 | Daughter | — | Kentucky |
| 71 | William Blair | 9 | Son | — | Kentucky |
| 72 | Imagine Blair | 6 | Daughter | — | Kentucky |
| 73 | Yvonne Blair | 1 | Daughter | — | Kentucky |
| 74 | Joe Tom Grant | 76 | Head | — | Kentucky |
| 75 | Ezekiel Grant | 42 | Son | Farmer | Kentucky |
| 76 | Mary E Grant THIS PERSON | 39 | Daughter | — | Kentucky |
| 77 | Malcolm Grant | 30 | Son | Farmer | Kentucky |
| 78 | Montra Rippetoe | 38 | Daughter | — | Kentucky |
| 79 | Jim Rippetoe | 38 | Son-in-law | Farmer | Kentucky |
| 80 | Ralph E Rippetoe | 10 | Gr-son | — | Kentucky |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 2 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)