RB
Rachel Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mayes-County, Oklahoma
Our Model Tree links this Rachel Brown across the 1930 and 1940 US Censuses in Mayes-County, Oklahoma (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 6-person household.
Age 15
b. ~1925
Female
Daughter
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mayes-County, Oklahoma |
| Surname | Brown |
| Given Name | Rachel |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | River |
| 1935 Residence (County) | Mayes |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | River |
| Est. Birth Year | ~1925 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Rachel | Age | Birth yr |
|---|---|---|---|---|
| Lottie Brown | Daughter | — | 5 | ~1935 |
| Wayne Brown | Son | — | 10 | ~1930 |
| Ester Brown | Spouse | — | 32 | ~1908 |
| James Brown | Head | — | 38 | ~1902 |
| Sam Brown | Son | — | 13 | ~1927 |
| Rachel Brown | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Mayes, Oklahoma
Daughter, age 5
Mayes, Oklahoma · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Rachel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | American Indian |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Cherokee |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Mayes-County, Oklahoma
Daughter, age 15
Mayes-County, Oklahoma · implied b. ~1925 — 6 household members
| Surname | Brown |
| Given Name | Rachel |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | River |
| 1935 Residence (County) | Mayes |
| Class of Worker | 0 |
| Highest Grade | G 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 Rachel Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Rachel Brown
Daughter · 1940 · age 15 · b. ~1925 · Oklahoma
★ You are viewing this record
Sibling
Wayne Brown
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lottie Brown
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sam Brown
Sibling · 1940 · age 13
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 — 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-t0627-03311-00829)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carnie Downing | 8 | son | — | Oklahoma |
| 42 | Polly Downing | 6 | daughter | — | Oklahoma |
| 43 | Bobbie Downing | 3 | daughter | — | Oklahoma |
| 44 | Betty A. Downing | 1 | daughter | — | Oklahoma |
| 45 | Abraham Downing | 33 | Brother | Fisher Hunter | Oklahoma |
| 46 | Nelson Yrales | 73 | Head | — | Ohio |
| 47 | Lillie Yrales | 67 | Wife | — | Kansas |
| 48 | Albert G. Thompson | 34 | Head | Farming | Oklahoma |
| 49 | Mildred Thompson | 27 | Wife | — | Oklahoma |
| 50 | Eugene Thompson | 10 | son | — | Oklahoma |
| 51 | Janice Thompson | 5 | daughter | — | Oklahoma |
| 52 | David H. Cook | 50 | Head | — | Kansas |
| 53 | Lola Cook | 45 | wife | — | Oklahoma |
| 54 | Emma Ward | 68 | mother-in-law | — | Germany |
| 55 | W. C. Wyrley | 45 | Head | Farming | Oklahoma |
| 56 | Angie Wyrley | 40 | wife | — | Oklahoma |
| 57 | J. D. Carnes | 74 | father-in-law | — | Georgia |
| 58 | James H. Brown | 38 | Head | Laborer | Oklahoma |
| 59 | Ester J. Brown | 32 | wife | — | Missouri |
| 60 | Rachel Brown THIS PERSON | 15 | daughter | — | Oklahoma |
| 61 | Sam Jr. Brown | 13 | son | — | Oklahoma |
| 62 | Wayne Brown | 10 | son | — | Oklahoma |
| 63 | Lottie Brown | 5 | daughter | — | Oklahoma |
| 64 | Cecil E. Brown | 35 | Head | Laborer | Oklahoma |
| 65 | Mary Brown | 29 | wife | — | Oklahoma |
| 66 | Billy Brown | 11 | son | — | Oklahoma |
| 67 | Teresa Brown | 9 | daughter | — | Oklahoma |
| 68 | Homer Brown | 8 | son | — | Oklahoma |
| 69 | Buddy Brown | 5 | son | — | Oklahoma |
| 70 | Y. J. Brown | 3 | son | — | Oklahoma |
| 71 | Houston Johnson | 31 | Head | Farming | Oklahoma |
| 72 | Blanch Johnson | 31 | wife | — | Oklahoma |
| 73 | Juanita Johnson | 10 | daughter | — | Oklahoma |
| 74 | Doyle Johnson | 8 | son | — | Oklahoma |
| 75 | Alice J. Johnson | 5 | son | — | Oklahoma |
| 76 | Dennis Johnson | 1 | son | — | Oklahoma |
| 77 | Lawrence L. Newcomb | 39 | Head | Farming | Oklahoma |
| 78 | Gertie Newcomb | 35 | wife | — | Oklahoma |
| 79 | Lee Roy W. Newcomb | 16 | son | — | Oklahoma |
| 80 | Paul Newcomb | 13 | 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)