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Mary Black — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Smith-County, Texas
Our Model Tree links this Mary Black across the 1920, 1930 and 1940 US Censuses in Smith-County, Texas (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Female
Spouse
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Smith-County, Texas |
| Surname | Black |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Tyler City |
| 1935 Residence (County) | Smith |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Tyler City |
| Est. Birth Year | ~1888 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Naomi Black | Daughter | — | 25 | ~1915 |
| Bernice Black | Daughter | — | 23 | ~1917 |
| Charlie Black | Head | — | 56 | ~1884 |
| Horton Lee | Other | — | 15 | ~1925 |
| Mary Black | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Smith, Texas
Spouse, age 32
Smith, Texas · implied b. ~1888 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Smith, Texas
Spouse, age 42
Smith, Texas · implied b. ~1888 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Black |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Texas |
| Age at First Marriage | 21 |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Smith-County, Texas
Spouse, age 52
Smith-County, Texas · implied b. ~1888 — 5 household members
| Surname | Black |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Tyler City |
| 1935 Residence (County) | Smith |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Black 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 Black
Spouse · 1940 · age 52 · b. ~1888 · Texas
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Smith-County, Texas
Open full size
1940 US Federal Census — Smith-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04137-00338)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | B. L. Rhodes | 35 | Head | Yard Man | Texas |
| 2 | Jessie Rhodes | 29 | Wife | Laundress | Texas |
| 3 | Louis Mckelvy | 36 | Head | Helper | Texas |
| 4 | Tessa Mckelvy | 28 | Wife | — | Texas |
| 5 | Lace Mckelvy | 5 | Son | — | Texas |
| 6 | James E. Mckelvy | 6 | Son | — | Texas |
| 7 | Martha J. Mckelvy | 4 | Daughter | — | Texas |
| 8 | Clara Mckelvy | 2 | Daughter | — | Texas |
| 9 | Maudie Williams | 27 | Head | Maid | Texas |
| 10 | Julia Williams | 26 | Sister | Cook | Texas |
| 11 | Caree Marchall | 24 | Head | Iron Breaker | Texas |
| 12 | Ruby Marchall | 26 | Wife | — | Texas |
| 13 | Bryant Dorothy Marchall | 5 | Daughter | — | Texas |
| 14 | Clance Broughton | 32 | Head | Cook-Porter | Texas |
| 15 | Ellie Broughton | 28 | Wife | Cook | Texas |
| 16 | Charlie Black | 56 | Head | — | Texas |
| 17 | Mary Black THIS PERSON | 52 | Wife | — | Texas |
| 18 | Naomi Black | 25 | Daughter | Common Laborer | Texas |
| 19 | Bernice B. Black | 23 | Daughter | — | Texas |
| 20 | Horton Lee | 15 | Lodger | — | Texas |
| 21 | J. B. Browning | 24 | Head | Attendant | Texas |
| 22 | Odessa Browning | 19 | Wife | Maid | Texas |
| 23 | Clemine Ramsay | 25 | Lodger | Maid | Texas |
| 24 | Wylie Ramsay | 32 | Lodger | Yardman | Arkansas |
| 25 | Henry Walker | 30 | Head | Attendant | Texas |
| 26 | Della Walker | 29 | Wife | Laundress | Texas |
| 27 | Nellie M. Walker | 11 | Daughter | — | Texas |
| 28 | Ruth F. Walker | 9 | Daughter | — | Texas |
| 29 | Henry Walker | 7 | Son | — | Texas |
| 30 | Lula Hudson | 28 | Sister | Laundress | Texas |
| 31 | Ruby P. Hudson | 12 | Niece | — | Texas |
| 32 | Leonel Dennis | 45 | Head | Carpenter | Louisiana |
| 33 | Stella Dennis | 46 | Wife | — | Texas |
| 34 | Bonnie Dennis | 16 | Daughter | — | Texas |
| 35 | A. J. Dennis | 15 | Son | — | Texas |
| 36 | Imogene Dennis | 13 | Daughter | — | Texas |
| 37 | Margie L. Dennis | 11 | Daughter | — | Texas |
| 38 | C. Russell Gass | 4 | Grand-son | — | Texas |
| 39 | Corlieta Bailey | 35 | Head | Driver | Texas |
| 40 | Alex Bailey | 42 | Lodger | — | Texas |
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)