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Mary Barr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Chickasaw-County, Mississippi
Our Model Tree links this Mary Barr across the 1930 and 1940 US Censuses in Chickasaw-County, Mississippi (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 7-person household.
Age 10
b. ~1930
Female
Daughter
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chickasaw-County, Mississippi |
| Surname | Barr |
| Given Name | Mary Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Chickasaw |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1930 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| J Barr | Head | — | 32 | ~1908 |
| J Barr | Son | — | 6 | ~1934 |
| Ethel Barr | Spouse | — | 28 | ~1912 |
| Louise Barr | Daughter | — | 8 | ~1932 |
| Elizabeth Barr | Daughter | — | 5 | ~1935 |
| Dallas Barr | Son | — | 3 | ~1937 |
| Mary Barr | Daughter | — | 10 | ~1930 |
Census Appearances
1930
Chickasaw, Mississippi
Daughter, age 5
Chickasaw, Mississippi · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barr |
| Given Name | Mary Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | No |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Chickasaw-County, Mississippi
Daughter, age 10
Chickasaw-County, Mississippi · implied b. ~1930 — 7 household members
| Surname | Barr |
| Given Name | Mary Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 4 |
| 1935 Residence (County) | Chickasaw |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Barr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Barr
Daughter · 1940 · age 10 · b. ~1930 · Mississippi
★ You are viewing this record
Sibling
Dallas Barr
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Barr
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Barr
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
J Barr
Sibling · 1940 · age 6
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 — Chickasaw-County, Mississippi
Open full size
1940 US Federal Census — Chickasaw-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02013-00497)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lora Garn | 31 | Wife | — | Mississippi |
| 42 | Francis Garn | 15 | Daughter | — | Mississippi |
| 43 | E. F. Hair | 27 | Head | Laborer | Mississippi |
| 44 | Bernnymar Hair | 22 | Wife | — | Mississippi |
| 45 | Dorothy M. Hair | 4 | Daughter | — | Mississippi |
| 46 | James J. Hair | 2 | Son | — | Mississippi |
| 47 | J. L. Barr | 32 | Head | Laborer | Mississippi |
| 48 | Ethel L. Barr | 28 | Wife | — | Mississippi |
| 49 | Mary Lee Barr THIS PERSON | 10 | Daughter | — | Mississippi |
| 50 | Louise Barr | 8 | Daughter | — | Mississippi |
| 51 | J. L. Jr. Barr | 6 | Son | — | Mississippi |
| 52 | Elizabeth Barr | 5 | Daughter | — | Mississippi |
| 53 | Dallas Barr | 3 | Son | — | Mississippi |
| 54 | Rob Luster | 53 | Head | Laborer | Mississippi |
| 55 | Elvira Luster | 53 | Wife | — | Mississippi |
| 56 | Irvin Luster | 19 | Son | Laborer | Mississippi |
| 57 | Maidarene Luster | 15 | Daughter | — | Mississippi |
| 58 | Essie Lee Luster | 13 | Daughter | Laborer | Mississippi |
| 59 | Rich Luster | 31 | Head | Laborer | Mississippi |
| 60 | Melissa Luster | 16 | Wife | — | Mississippi |
| 61 | Doss Dill | 115 | Uncle | — | Mississippi |
| 62 | Curley Graham | 26 | Head | Laborer | Mississippi |
| 63 | Annie May Graham | 25 | Wife | — | Mississippi |
| 64 | Lee Dell Graham | 5 | Son | — | Mississippi |
| 65 | Robert L. Wofford | 32 | Head | Laborer | Mississippi |
| 66 | Carene Wofford | 28 | Wife | — | Mississippi |
| 67 | Nella M. Wofford | 9 | Daughter | — | Mississippi |
| 68 | Elizabeth Wofford | 6 | Daughter | — | Mississippi |
| 69 | Florene Graham | 22 | Niece | — | Mississippi |
| 70 | Robert Graham | 4 | Nephrew | — | Mississippi |
| 71 | Horace H. Kilgore | 30 | Head | Laborer | Mississippi |
| 72 | Mattie F. Kilgore | 23 | Wife | — | Mississippi |
| 73 | James H. Kilgore | 12 | Son | — | Mississippi |
| 74 | Lucine Kilgore | 8 | Daughter | — | Mississippi |
| 75 | Maylene Kilgore | 5 | Daughter | — | Mississippi |
| 76 | David Earl Kilgore | 3 | Son | — | Mississippi |
| 77 | Roy Evans Kilgore | 2 | Son | — | Mississippi |
| 78 | Anna Huddleston | 75 | Head | — | Mississippi |
| 79 | Maiela Huddleston | 46 | Daughter | Laborer | Mississippi |
| 80 | Ava B. Huddleston | 22 | Grand Daughter | Laborer | Mississippi |
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)