HG
Henry Griffin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mayes-County, Oklahoma
Our Model Tree links this Henry Griffin across the 1920, 1930 and 1940 US Censuses in Mayes-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Wm & Lucy — first a head (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Head
Born: Oklahoma
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mayes-County, Oklahoma |
| Surname | Griffin |
| Given Name | Henry C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Murphy Township |
| 1935 Residence (County) | Mayes |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 50 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Occupation | Farmer |
| Township / Ward | Murphy Township |
| Est. Birth Year | ~1906 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Henry | Age | Birth yr |
|---|---|---|---|---|
| Mary Griffin | Daughter | — | 10 | ~1930 |
| Henry Griffin | Head | — | 34 | ~1906 |
| Billie Griffin | Son | — | 14 | ~1926 |
| Florence Griffin | Spouse | — | 31 | ~1909 |
Census Appearances
1920
Mayes, Oklahoma
Son, age 14
Mayes, Oklahoma · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffin |
| Given Name | Henry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Arkansas |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1930
Mayes, Oklahoma
Head, age 24
Mayes, Oklahoma · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffin |
| Given Name | Henry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| Age at First Marriage | 19 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | Tenant |
| Class of Worker | VVVV O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Mayes-County, Oklahoma
Head, age 34
Mayes-County, Oklahoma · implied b. ~1906 — 4 household members
| Surname | Griffin |
| Given Name | Henry C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Murphy Township |
| 1935 Residence (County) | Mayes |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 50 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
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 Henry Griffin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Wm Griffin (~0.92 confidence) and mother Lucy Griffin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Wm Griffin
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Lucy Griffin
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Griffin
Head · 1940 · age 34 · b. ~1906 · Oklahoma
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mayes-County, Oklahoma
Open full size
1940 US Federal Census — Mayes-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03311-00646)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William M. Griffin | 76 | Head | Farmer | Tennessee |
| 2 | L. E. Griffin | 56 | Wife | Housework | Arkansas |
| 3 | D. E. Griffin | 33 | Son | Farmer | Oklahoma |
| 4 | M. J. Griffin | 19 | Daughter | Helper | Oklahoma |
| 5 | Emmet Mcfarland | 59 | Head | Farmer | Missouri |
| 6 | Elzora Mcfarland | 56 | Wife | Helper | Missouri |
| 7 | Keith Mcfarland | 23 | Son | Farmer | Oklahoma |
| 8 | Hall Mcfarland | 21 | Daughter | Domestic | Oklahoma |
| 9 | Maxine Mcfarland | 19 | Daughter | Domestic | Oklahoma |
| 10 | Dolores Mcfarland | 17 | Daughter | Domestic | Oklahoma |
| 11 | Nell Mcfarland | 14 | Daughter | Domestic | Oklahoma |
| 12 | Nollie Sue Mcfarland | 10 | Daughter | Domestic | Oklahoma |
| 13 | H. E. Mcfarland | 31 | Head | Farmer | Oklahoma |
| 14 | Virginia Ruth Mcfarland | 23 | Wife | Domestic | Arkansas |
| 15 | Wilma Mcfarland | 3 | Daughter | — | Oklahoma |
| 16 | Margrette Mcfarland | 1 | Daughter | — | Oklahoma |
| 17 | Henry C. Griffin THIS PERSON | 34 | Head | Farmer | Oklahoma |
| 18 | Florence Griffin | 31 | Wife | Housework | Oklahoma |
| 19 | Billie Griffin | 14 | Son | — | Oklahoma |
| 20 | Mary Lou Griffin | 10 | Daughter | — | Oklahoma |
| 21 | T. W. Davis | 68 | Head | Farmer | Missouri |
| 22 | Lillie Davis | 55 | Wife | Domestic | Missouri |
| 23 | H. L. Davis | 32 | Son | Farmer | Missouri |
| 24 | R. L. Davis | 28 | Son | Farmer | Missouri |
| 25 | T. M. Davis | 24 | Son | Book Work | Missouri |
| 26 | S. M. Davis | 20 | Son | Carpenter | Missouri |
| 27 | C. L. Falcone | 39 | Head | Farmer | Oklahoma |
| 28 | Vinnie Falcone | 47 | Wife | Domestic | Oklahoma |
| 29 | Vinnie Falcone | 15 | Daughter | Domestic | Oklahoma |
| 30 | J. H. Edney | 40 | Head | Farmer | Arkansas |
| 31 | Lola S. Edney | 34 | Wife | Domestic | Arkansas |
| 32 | Maselle Edney | 15 | Daughter | — | Oklahoma |
| 33 | Leota Edney | 12 | Daughter | — | Oklahoma |
| 34 | Carolyn Sue Edney | 4 | Daughter | — | Oklahoma |
| 35 | H. E. Rass | 30 | Head | Farmer | Oklahoma |
| 36 | Lucy Rass | 28 | Wife | Domestic | Oklahoma |
| 37 | R. L. Rass | 7 | Son | — | Oklahoma |
| 38 | Thelma Rass | 5 | Daughter | — | Oklahoma |
| 39 | Noah Wayne Rass | 3 | Son | — | Oklahoma |
| 40 | Jimmy Earl Rass | 0 | Son | — | Oklahoma |
Pedigree Summary
Henry
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)