RK
Ralph King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Le-Flore-County, Oklahoma
Our Model Tree links this Ralph King across the 1930 and 1940 US Censuses in Le-Flore-County, Oklahoma (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Le-Flore-County, Oklahoma |
| Surname | King |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Some house |
| 1935 Residence (County) | Some house |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Some house |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Braden Twp Township |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Ida King | Spouse | — | 44 | ~1896 |
| Clara King | Daughter | — | 16 | ~1924 |
| Gene King | Son | — | 4 | ~1936 |
| Hallie King | Head | — | 43 | ~1897 |
| Jimmie King | Son | — | 2 | ~1938 |
| Ralph King | Son | — | 12 | ~1928 |
| Mitchel King | Son | — | 9 | ~1931 |
Census Appearances
1930
Le Flore, …
Son, age 2
Le Flore, Oklahoma · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Ralph A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Iowa |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Le-Flore-County, Oklahoma
Son, age 12
Le-Flore-County, Oklahoma · implied b. ~1928 — 7 household members
| Surname | King |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Some house |
| 1935 Residence (County) | Some house |
| Highest Grade | No 6 |
| 1935 Residence | Some house |
| 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 Ralph King across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ralph King
Son · 1940 · age 12 · b. ~1928 · Oklahoma
★ You are viewing this record
Sibling
Mitchel King
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara King
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jimmie King
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gene King
Sibling · 1940 · age 4
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 — Le-Flore-County, Oklahoma
Open full size
1940 US Federal Census — Le-Flore-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03304-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eunice Strickland | 47 | Head | H | Arkansas |
| 42 | Monroe Strickland | 22 | Son | Laborer | Arkansas |
| 43 | Artie Strickland | 14 | Daughter | At | Oklahoma |
| 44 | Florence Conrad | 58 | Head | U | Arkansas |
| 45 | J. V. Conrad | 21 | Son | Laborer | Arkansas |
| 46 | Herbert Conrad | 15 | Son | At | Oklahoma |
| 47 | Zeno Bivens | 53 | Brother | Laborer | Arkansas |
| 48 | A. W. Laughlin | 63 | Head | Farmer | Missouri |
| 49 | Ella Laughlin | 58 | Wife | H | Missouri |
| 50 | Calvin Laughlin | 15 | Son | S | Oklahoma |
| 51 | Albert Carter | 34 | Head | Farmer | Arkansas |
| 52 | Lena Carter | 30 | Wife | H | Mississippi |
| 53 | Mary Lou Carter | 14 | Daughter | S | Oklahoma |
| 54 | Lorrine Carter | 12 | Daughter | S | Oklahoma |
| 55 | Marvin Carter | 10 | Son | — | Oklahoma |
| 56 | Juduan Carter | 9 | Daughter | — | Oklahoma |
| 57 | Dorthy Carter | 8 | Daughter | — | Oklahoma |
| 58 | Pearl Carter | 5 | Daughter | — | Oklahoma |
| 59 | Freddie Carter | 3 | Son | — | Oklahoma |
| 60 | Daniel Carter | 0 | Son | — | Oklahoma |
| 61 | Alva Belcher | 39 | Head | Farmer | Oklahoma |
| 62 | Mitta Belcher | 37 | Wife | H | Oklahoma |
| 63 | Leona Belcher | 14 | Daughter | S | Oklahoma |
| 64 | Gertrude Belcher | 8 | Daughter | — | Oklahoma |
| 65 | Elbert Clark | 27 | Head | Stave Polisher | Oklahoma |
| 66 | Alice Clark | 25 | Wife | H | Oklahoma |
| 67 | Billy Clark | 6 | Son | — | Oklahoma |
| 68 | Wandalee Clark | 4 | Daughter | — | Oklahoma |
| 69 | L. B. Clark | 1 | Son | — | Oklahoma |
| 70 | Lillie Glaspy | 53 | Head | U | Arkansas |
| 71 | Jacob C. Merchant | 43 | Head | Carpenter | Texas |
| 72 | Thelma Merchant | 36 | Wife | H | Arkansas |
| 73 | Edna Mae Merchant | 14 | Daughter | S | Arkansas |
| 74 | Hallie King | 43 | Head | Farmer | Arkansas |
| 75 | Ida King | 44 | Wife | H | Iowa |
| 76 | Clara King | 16 | Daughter | S | Oklahoma |
| 77 | Ralph King THIS PERSON | 12 | Son | — | Oklahoma |
| 78 | Mitchel King | 9 | Son | — | Oklahoma |
| 79 | Gene King | 4 | Son | — | Oklahoma |
| 80 | Jimmie King | 2 | 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)