MH
Mary Holloway — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Tangipahoa-County, Louisiana
Our Model Tree links this Mary Holloway across the 1930 and 1940 US Censuses in Tangipahoa-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 13-person household.
Age 17
b. ~1923
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Tangipahoa-County, Louisiana |
| Surname | Holloway |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | St. Helena |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 888 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Laborer |
| Township / Ward | Ward 1 |
| Est. Birth Year | ~1923 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Charlie Holloway | Son | — | 20 | ~1920 |
| Harriet Holloway | Head | — | 58 | ~1882 |
| Lola Holloway | Daughter | — | 15 | ~1925 |
| Sadie Ross | Other | — | 2 | ~1938 |
| Henry Ross | Other | — | 1 | ~1939 |
| David Holloway | Son | — | 13 | ~1927 |
| Irvin Hall | Other | — | 10 | ~1930 |
| Mary Holloway | Daughter | — | 17 | ~1923 |
| Irma Bickham | Other | — | 14 | ~1926 |
| Jessie Holloway | Son | — | 10 | ~1930 |
| Shirley Ross | Other | — | 4 | ~1936 |
| Golden Burton | Other | — | 15 | ~1925 |
| Mercedes Ross | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Tangipahoa, Louisiana
Daughter, age 5
Tangipahoa, Louisiana · implied b. ~1925 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Halloway |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Tangipahoa-County, Louisiana
Daughter, age 17
Tangipahoa-County, Louisiana · implied b. ~1923 — 13 household members
| Surname | Holloway |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | St. Helena |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 40 |
| Income (1939) | 888 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Holloway across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Holloway
Daughter · 1940 · age 17 · b. ~1923 · Louisiana
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Sibling
Mercedes Ross
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Holloway
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlie Holloway
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessie Holloway
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lola Holloway
Sibling · 1940 · age 15
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 — Tangipahoa-County, Louisiana
Open full size
1940 US Federal Census — Tangipahoa-County, Louisiana
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-01456-00089)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harriet Holloway | 58 | Head | Farmer | Louisiana |
| 2 | Charlie Holloway | 20 | Son | Laborer | Louisiana |
| 3 | Mary Holloway THIS PERSON | 17 | Daughter | Laborer | Louisiana |
| 4 | Lola Holloway | 15 | Daughter | — | Louisiana |
| 5 | David Holloway | 13 | Son | — | Louisiana |
| 6 | Jessie Holloway | 10 | Son | — | Louisiana |
| 7 | Mercedes Ross | 22 | Daughter | — | Louisiana |
| 8 | Shirley Ross | 4 | Granddaughter | — | Louisiana |
| 9 | Sadie Mae Ross | 2 | Granddaughter | — | Louisiana |
| 10 | Henry Ross | 1 | Grandson | — | Louisiana |
| 11 | Golden Burton | 15 | Granddaughter | Laborer | Louisiana |
| 12 | Irma Bickham | 14 | Granddaughter | Laborer | Louisiana |
| 13 | Irvin Hall | 10 | Grandson | — | Louisiana |
| 14 | Lindsey Irvin | 26 | Head | Farmer | Louisiana |
| 15 | Poline Irvin | 25 | Wife | — | Louisiana |
| 16 | Lena Irvin | 8 | Daughter | — | Louisiana |
| 17 | Eatna Irvin | 7 | Daughter | — | Louisiana |
| 18 | Zema Lee Irvin | 5 | Daughter | — | Louisiana |
| 19 | Thomas Robinson | 23 | Head | Farmer | Louisiana |
| 20 | Emma Lee Robinson | 18 | Wife | — | Louisiana |
| 21 | John Robinson | 1 | Son | — | Louisiana |
| 22 | Lindsey Robinson | 0 | Son | — | Louisiana |
| 23 | Lena Lard | 47 | Mother | — | Louisiana |
| 25 | William Wilkinson | 54 | Head | Farmer | Louisiana |
| 26 | Bertha Wilkinson | 42 | Wife | — | Mississippi |
| 27 | Oree Wilkinson | 19 | Son | Laborer | Mississippi |
| 28 | Tildon Strickland | 5 | Stepson | — | Mississippi |
| 29 | John Schwartz | 45 | Head | Farmer | Louisiana |
| 30 | Lucilla H. Schwartz | 41 | Wife | — | Louisiana |
| 31 | Lee Schwartz | 10 | Son | — | Louisiana |
| 32 | Hollis Schwartz | 8 | Son | — | Louisiana |
| 33 | Aaron Schwartz | 6 | Son | — | Louisiana |
| 34 | June Schwartz | 5 | Daughter | — | Louisiana |
| 35 | Marie Schwartz | 2 | Daughter | — | Louisiana |
| 36 | Mariam Schwartz | 1 | Daughter | — | Louisiana |
| 37 | Jimmie Ray Schwartz | 0 | Son | — | Louisiana |
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)