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Mary Griffith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Floyd-County, Kentucky
Our Model Tree links this Mary Griffith across the 1930 and 1940 US Censuses in Floyd-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Floyd-County, Kentucky |
| Surname | Griffith |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Floyd |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Eastern |
| Est. Birth Year | ~1928 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Lillie Griffith | Daughter | — | 1 | ~1939 |
| Maudie Griffith | Daughter | — | 5 | ~1935 |
| Mary Griffith | Daughter | — | 12 | ~1928 |
| Herbert Griffith | Head | — | 35 | ~1905 |
| Charles Griffith | Son | — | 16 | ~1924 |
| James Griffith | Son | — | 10 | ~1930 |
| Lonny Griffith | Son | — | 3 | ~1937 |
| Wayne Griffith | Son | — | 7 | ~1933 |
| Edna Griffith | Spouse | — | 38 | ~1902 |
Census Appearances
1930
Floyd, Kentucky
Daughter, age 2
Floyd, Kentucky · implied b. ~1928 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffith |
| Given Name | Margie M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Floyd-County, Kentucky
Daughter, age 12
Floyd-County, Kentucky · implied b. ~1928 — 9 household members
| Surname | Griffith |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Floyd |
| Highest Grade | 6 |
| 1935 Residence | Kentucky |
| 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 Griffith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Griffith
Daughter · 1940 · age 12 · b. ~1928 · Kentucky
★ You are viewing this record
Sibling
Lillie Griffith
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Griffith
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Griffith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maudie Griffith
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lonny Griffith
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Griffith
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 — Floyd-County, Kentucky
Open full size
1940 US Federal Census — Floyd-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01305-00626)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Virginia Osborne | 17 | daughter | — | Kentucky |
| 42 | Charles Osborne | 12 | son | — | Kentucky |
| 43 | Shirley Hall | 22 | head | Laborer | Kentucky |
| 44 | Ada Hall | 17 | wife | Housework | Kentucky |
| 45 | Oscar Hall | 0 | son | — | Kentucky |
| 46 | B. H. Patton | 66 | head | Farmer | Kentucky |
| 47 | Nancy Patton | 60 | wife | Housework | Kentucky |
| 48 | Jack Patton | 20 | son | Farmer | Kentucky |
| 49 | Willie Justice | 39 | head | Laborer | Kentucky |
| 50 | Bettie Justice | 42 | wife | Housework | Kentucky |
| 51 | Stella Justice | 15 | daughter | — | Kentucky |
| 52 | Claude Justice | 13 | son | — | Kentucky |
| 53 | Vernon Justice | 9 | son | — | Kentucky |
| 54 | Herbert Griffith | 35 | head | Miner | Kentucky |
| 55 | Edna Griffith | 38 | wife | — | Kentucky |
| 56 | Mary Griffith THIS PERSON | 12 | daughter | — | Kentucky |
| 57 | James Griffith | 10 | son | — | Kentucky |
| 58 | Wayne Griffith | 7 | son | — | Kentucky |
| 59 | Maudie Griffith | 5 | daughter | — | Kentucky |
| 60 | Lonny Griffith | 3 | son | — | Kentucky |
| 61 | Lillie Lee Griffith | 1 | daughter | — | Kentucky |
| 62 | Charles Griffith | 16 | son | — | Kentucky |
| 63 | D. C. Conner | 39 | head | Laborer | West Virginia |
| 64 | Sybil Conner | 33 | wife | — | Kentucky |
| 65 | Susan Osborne | 61 | mother-in-law | — | Kentucky |
| 66 | Walter Fraley | 44 | head | Miner | Kentucky |
| 67 | Florence Fraley | 43 | wife | — | Kentucky |
| 68 | Bert Fraley | 22 | son | Miner | Kentucky |
| 69 | Marie Fraley | 18 | daughter | — | Kentucky |
| 70 | Ray Gayheart | 22 | head | Teacher | Kentucky |
| 71 | Audrey Gayheart | 20 | wife | — | Kentucky |
| 72 | Gary Ray Gayheart | 0 | son | — | Kentucky |
| 73 | Kathern Gayheart | 64 | head | — | Kentucky |
| 74 | Clova Gayheart | 29 | daughter | Teacher | Kentucky |
| 75 | Lafyette Gayheart | 26 | son | Truck Driver | Kentucky |
| 76 | Bascom Osborne | 33 | head | Truck Driver | Kentucky |
| 77 | Bernie Osborne | 23 | brother | Teacher | Kentucky |
| 78 | Rhoda Osborne | 69 | mother | — | Kentucky |
| 79 | Aster Osborne | 25 | head | Teacher | Kentucky |
| 80 | Gracie Osborne | 21 | wife | Teacher | Kentucky |
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)