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Mary Byrd — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Arkansas
Our Model Tree links this Mary Byrd across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Arkansas (XGBoost, ~Confirmed) — first a spouse (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Female
Spouse
Born: Arkansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Arkansas |
| Surname | Byrd |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Arkansas |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Township / Ward | Dudley Lake Township |
| Est. Birth Year | ~1902 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Ferdie Byrd | Head | — | 43 | ~1897 |
| Ferdie Byrd | Son | — | 11 | ~1929 |
| Willie Martin | Other | — | 1 | ~1939 |
| Jessie Pipkin | Other | — | 5 | ~1935 |
| Delia Byrd | Daughter | — | 17 | ~1923 |
| Mary Byrd | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Jefferson, Arkansas
Other, age 14
Jefferson, Arkansas · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrd |
| Given Name | Mary |
| Relationship to Head | Niece |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | Farm laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1930
Jefferson, Arkansas
Other, age 28
Jefferson, Arkansas · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Byrd |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 15 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Jefferson-County, Arkansas
Spouse, age 38
Jefferson-County, Arkansas · implied b. ~1902 — 6 household members
| Surname | Byrd |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Arkansas |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Jefferson |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Arkansas |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Byrd across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Byrd
Spouse · 1940 · age 38 · b. ~1902 · Arkansas
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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 — Jefferson-County, Arkansas
Open full size
1940 US Federal Census — Jefferson-County, Arkansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00145-00235)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Moore | 54 | Head | Farmer | Missouri |
| 42 | Pearl Moore | 49 | Wife | — | Illinois |
| 43 | Lois Moore | 17 | Daughter | — | Arkansas |
| 44 | Ida Evelyn Moore | 14 | Daughter | — | Arkansas |
| 45 | Mildred Mae Moore | 14 | Niece | — | Arkansas |
| 46 | James W. Rotten | 51 | Head | Farmer | Arkansas |
| 47 | Fannie Rotten | 46 | Wife | — | Arkansas |
| 48 | Elbert Rotten | 20 | Son | Farmer | Arkansas |
| 49 | Evelyn Rotten | 17 | Daughter | — | Arkansas |
| 50 | J. E. Rotten | 13 | Son | — | Arkansas |
| 51 | Arcill Rotten | 8 | Daughter | — | Arkansas |
| 52 | Claude Moore | 24 | Head | Farmer | Arkansas |
| 53 | Grace Helen Moore | 22 | Wife | — | Arkansas |
| 54 | Elizabeth Moore | 4 | Daughter | — | Arkansas |
| 55 | Carrol D. Moore | 0 | Son | — | Arkansas |
| 56 | Earnest Robinson | 32 | Head | Farmer | Arkansas |
| 57 | Emma Robinson | 27 | Wife | — | Arkansas |
| 58 | Billie Robinson | 3 | Son | — | Arkansas |
| 59 | Ferdie Byrd | 43 | Head | Farmer | Arkansas |
| 60 | Mary Byrd THIS PERSON | 38 | Wife | — | Arkansas |
| 61 | Delia Byrd | 17 | Daughter | — | Arkansas |
| 62 | Ferdie Jr. Byrd | 11 | Son | — | Arkansas |
| 63 | Jessie Lee Pipkin | 5 | Grandson | — | Arkansas |
| 64 | Willie Lee Martin | 1 | Grandson | — | Arkansas |
| 65 | Amos Harris | 38 | Head | Farmer | Arkansas |
| 66 | Sherrick Harris | 36 | Brother | Farmer | Arkansas |
| 67 | Frank Brown | 65 | Head | Farmer | Mississippi |
| 68 | Agnes Nixon Brown | 65 | Wife | — | Arkansas |
| 69 | Willie Mae Nixon | 12 | Granddaughter | — | Arkansas |
| 70 | James Ed. Walker | 7 | Grandson | — | Arkansas |
| 71 | Arenza Breedlove | 30 | Head | Farmer | Arkansas |
| 72 | Clemmie Breedlove | 26 | Wife | — | Arkansas |
| 73 | Arenza Breedlove | 10 | Son | — | Arkansas |
| 74 | Ora Lee Breedlove | 6 | Daughter | — | Arkansas |
| 75 | George Hall | 40 | Head | Laborer | Arkansas |
| 76 | Gertrude Hall | 31 | Wife | — | Arkansas |
| 77 | Clebe Hall | 6 | Daughter | — | Arkansas |
| 78 | C. W. Martin | 65 | Head | — | Arkansas |
| 79 | Eddie Roundtree | 48 | Head | Laborer | Arkansas |
| 80 | Martha Roundtree | 38 | Wife | — | Arkansas |
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)