MG
Mary Griffith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Woodward-County, Oklahoma
Our Model Tree links this Mary Griffith across the 1930 and 1940 US Censuses in Woodward-County, Oklahoma (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 8-person household.
Age 40
b. ~1900
Female
Spouse
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Woodward-County, Oklahoma |
| Surname | Griffith |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Webster Township |
| 1935 Residence (County) | Woodward |
| Additional Details | |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Webster Township |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mildred Griffith | Daughter | — | 18 | ~1922 |
| Roberta Griffith | Daughter | — | 13 | ~1927 |
| Mary Griffith | Daughter | — | 14 | ~1926 |
| H Griffith | Head | — | 41 | ~1899 |
| Melvin Griffith | Son | — | 10 | ~1930 |
| Harold Griffith | Son | — | 8 | ~1932 |
| Harlan Griffith | Son | — | 16 | ~1924 |
| Mary Griffith | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Woodward, Oklahoma
Spouse, age 30
Woodward, Oklahoma · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffith |
| Given Name | Mary C |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 20 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Woodward-County, Oklahoma
Spouse, age 40
Woodward-County, Oklahoma · implied b. ~1900 — 8 household members
| Surname | Griffith |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Webster Township |
| 1935 Residence (County) | Woodward |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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
Spouse · 1940 · age 40 · b. ~1900 · Oklahoma
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Woodward-County, Oklahoma
Open full size
1940 US Federal Census — Woodward-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03341-00719)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Vincent A. Young | 44 | Head | Farmer | Nebraska |
| 2 | Hilda Young | 45 | Wife | — | North Dakota |
| 3 | Mabel Young | 18 | Daughter | — | Oklahoma |
| 4 | H. B. Griffith | 41 | Head | Farmer | Illinois |
| 5 | Mary Griffith THIS PERSON | 40 | Wife | — | Kansas |
| 6 | Mildred Naomi Griffith | 18 | Daughter | — | Oklahoma |
| 7 | Harlan Eugene Griffith | 16 | Son | — | Oklahoma |
| 8 | Mary Winifred Griffith | 14 | Daughter | — | Oklahoma |
| 9 | Roberta Lee Griffith | 13 | Daughter | — | Oklahoma |
| 10 | Melvin Donald Griffith | 10 | Son | — | Oklahoma |
| 11 | Harold Boyd Griffith | 8 | Son | — | Oklahoma |
| 12 | Forest Sovere | 47 | Head | Farmer | Illinois |
| 13 | Mary Sovere | 44 | Wife | Sales Lady | Kansas |
| 14 | Aletha Sovere | 24 | Daughter | Teacher | Oklahoma |
| 15 | Dorothy Sovere | 22 | Daughter | Teacher | Oklahoma |
| 16 | Max Sovere | 20 | Son | — | Oklahoma |
| 17 | Carol Lee Sovere | 11 | Daughter | — | Oklahoma |
| 18 | Lola Sovere | 69 | Mother | — | Illinois |
| 19 | Arthur Mcginnis | 52 | Head | Manager | Kansas |
| 20 | Anna Mcginnis | 67 | Mother | — | Iowa |
| 21 | Earnest Mcginnis | 22 | Brother | Laborer | Oklahoma |
| 22 | Edna Mayhugh | 13 | Niece | — | Oklahoma |
| 23 | Lester Lewis | 31 | Partner | Partner | Oklahoma |
| 24 | Violet Lewis | 27 | Wife | — | Oklahoma |
| 25 | Arlene Lewis | 4 | Daughter | — | Oklahoma |
| 26 | Leroy Lewis | 2 | Son | — | Oklahoma |
| 27 | Clyde Symes | 37 | Head | Farm Operator | Oklahoma |
| 28 | Velva Symes | 32 | Wife | — | Oklahoma |
| 29 | Betty Symes | 13 | Daughter | — | Oklahoma |
| 30 | Bobbie Symes | 12 | Daughter | — | Oklahoma |
| 31 | Norma Symes | 9 | Daughter | — | Oklahoma |
| 32 | Hope Symes | 7 | Daughter | — | Colorado |
| 33 | Kent Symes | 2 | Son | — | Oklahoma |
| 34 | Myrna Symes | 1 | Daughter | — | Oklahoma |
| 35 | Gene Ellington | 47 | Head | Ranchman | Kansas |
| 36 | Ruth Ellington | 41 | Wife | — | Oregon |
| 37 | Billie Jeanne Ellington | 8 | Daughter | — | Oklahoma |
| 38 | O. B. Best | 43 | Head | Farmer | Missouri |
| 39 | Ona Best | 32 | Wife | — | Oklahoma |
| 40 | Harold Best | 17 | Son | — | Oklahoma |
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)