AD
Ada Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Roger-Mills-County, Oklahoma
Our Model Tree links this Ada Davis across the 1930 and 1940 US Censuses in Roger-Mills-County, Oklahoma (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Roger-Mills-County, Oklahoma |
| Surname | Davis |
| Given Name | Ada R. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Meridian Township |
| 1935 Residence (County) | Roger Mills |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | Meridian 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ada | Age | Birth yr |
|---|---|---|---|---|
| Russell Davis | Son | — | 18 | ~1922 |
| Theola Davis | Daughter | — | 21 | ~1919 |
| Harvey Davis | Son | — | 14 | ~1926 |
| Warren Davis | Son | — | 4 | ~1936 |
| William Davis | Head | — | 48 | ~1892 |
| Ada Davis | Daughter | — | 12 | ~1928 |
| Alva Davis | Son | — | 17 | ~1923 |
| Pearl Davis | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Roger Mills, …
Daughter, age 1
Roger Mills, Oklahoma · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Ada R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Texas |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Roger-Mills-County, Oklahoma
Daughter, age 12
Roger-Mills-County, Oklahoma · implied b. ~1928 — 8 household members
| Surname | Davis |
| Given Name | Ada R. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | Meridian Township |
| 1935 Residence (County) | Roger Mills |
| Highest Grade | No 4 |
| 1935 Residence | Same 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 Ada Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ada Davis
Daughter · 1940 · age 12 · b. ~1928 · Oklahoma
★ You are viewing this record
Sibling
Harvey Davis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alva Davis
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Warren Davis
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Davis
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theola Davis
Sibling · 1940 · age 21
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 — Roger-Mills-County, Oklahoma
Open full size
1940 US Federal Census — Roger-Mills-County, Oklahoma
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03329-00770)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruby Robinson | 35 | wife | — | Oklahoma |
| 42 | William A. Davis | 48 | Head | Farmer | Arkansas |
| 43 | Pearl M. Davis | 39 | wife | — | Texas |
| 44 | Theola P. Davis | 21 | daughter | Housework | Oklahoma |
| 45 | Russell G. Davis | 18 | son | — | Oklahoma |
| 46 | Alva C. Davis | 17 | son | — | Oklahoma |
| 47 | Harvey L. Davis | 14 | son | — | Oklahoma |
| 48 | Ada R. Davis THIS PERSON | 12 | daughter | — | Oklahoma |
| 49 | Warren W. Davis | 4 | son | — | Oklahoma |
| 50 | Wayne W. Davis | 22 | Head | Farmer | Oklahoma |
| 51 | Beuna G. Davis | 20 | wife | — | Oklahoma |
| 52 | Reuben C. Reed | 36 | Head | Farming | Oklahoma |
| 53 | Melva K. Reed | 30 | wife | — | Oklahoma |
| 54 | Elta M. Reed | 6 | daughter | — | Oklahoma |
| 55 | Francis R. Reed | 3 | son | — | Texas |
| 56 | Robert B. Palmer | 52 | Head | Farmer | Missouri |
| 57 | Goldie M. Palmer | 49 | wife | — | Missouri |
| 58 | Loureta C. Palmer | 17 | daughter | — | Oklahoma |
| 59 | Woodrow W. Myers | 26 | Head | Farmer | Oklahoma |
| 60 | Mildred V. Myers | 18 | wife | — | Oklahoma |
| 61 | Joseph A. B. Loll | 68 | Head | Farmer | Arkansas |
| 62 | Alona Loll | 64 | wife | — | Arkansas |
| 63 | Hazel T. Loll | 38 | daughter | — | Texas |
| 64 | Herbert J. Loll | 29 | son | Farmer | Arkansas |
| 65 | Lloyd H. Wallace | 45 | Head | Laborer | Texas |
| 66 | Addie Wallace | 49 | wife | — | Texas |
| 67 | Freeland Wallace | 8 | son | — | Oklahoma |
| 68 | Inez Wallace | 5 | daughter | — | Oklahoma |
| 69 | Hubert L. Cantrell | 42 | Head | Farmer | Texas |
| 70 | Lyra M. Cantrell | 43 | wife | — | Texas |
| 71 | Juanita E. Cantrell | 17 | daughter | — | Oklahoma |
| 72 | Levi M. Cantrell | 14 | son | — | Oklahoma |
| 73 | Tressie L. Cantrell | 12 | daughter | — | Oklahoma |
| 74 | Duane R. Cantrell | 4 | son | — | Oklahoma |
| 75 | Sanford R. Hodges | 24 | Head | Farmer | Oklahoma |
| 76 | Anna B. Hodges | 17 | wife | — | Oklahoma |
| 77 | Sanford S. Hodges | 0 | son | — | Oklahoma |
| 78 | James P. Goodwin | 52 | Head | Farmer | Oklahoma |
| 79 | Lulla Goodwin | 40 | wife | — | Texas |
| 80 | James K. Goodwin | 12 | 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)