MU
Mary Underwood — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bullock-County, Alabama
Our Model Tree links this Mary Underwood across the 1930 and 1940 US Censuses in Bullock-County, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1908), then head of a 10-person household.
Age 32
b. ~1908
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bullock-County, Alabama |
| Surname | Underwood |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | E. P. 8 Greenwood |
| 1935 Residence (County) | Bullock |
| Additional Details | |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | E P 8 Greenwood |
| Est. Birth Year | ~1908 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Underwood | Spouse | — | 32 | ~1908 |
| George Underwood | Son | — | 13 | ~1927 |
| Nellie Underwood | Daughter | — | 5 | ~1935 |
| Willie Underwood | Son | — | 10 | ~1930 |
| Mattie Underwood | Daughter | — | 4 | ~1936 |
| Walter Underwood | Head | — | 40 | ~1900 |
| Jennie Underwood | Daughter | — | 9 | ~1931 |
| Louanna Underwood | Daughter | — | 18 | ~1922 |
| Dock Underwood | Son | — | 21 | ~1919 |
| Margaret Underwood | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Bullock, Alabama
Daughter, age 24
Bullock, Alabama · implied b. ~1906 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Widowed |
| Birthplace | Alabama |
| Age at First Marriage | 18 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Bullock-County, Alabama
Spouse, age 32
Bullock-County, Alabama · implied b. ~1908 — 10 household members
| Surname | Underwood |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | E. P. 8 Greenwood |
| 1935 Residence (County) | Bullock |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Underwood across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Underwood
Spouse · 1940 · age 32 · b. ~1908 · Alabama
★ 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 — Bullock-County, Alabama
Open full size
1940 US Federal Census — Bullock-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00006-00397)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ben Williams | 75 | Head | — | Alabama |
| 2 | Mary Williams | 49 | Daughter | — | Alabama |
| 3 | Leslie Stovall | 25 | Head | Laborer | Alabama |
| 4 | Willie Weird | 40 | Head | Farmer | Alabama |
| 5 | Mary Weird | 32 | Wife | — | Alabama |
| 6 | John Weird | 11 | Son | — | Alabama |
| 7 | Arthur Weird | 9 | Son | — | Alabama |
| 8 | Mary Weird | 6 | Daughter | — | Alabama |
| 9 | Martha Weird | 4 | Daughter | — | Alabama |
| 10 | James Simpson | 22 | Head | Laborer | Alabama |
| 11 | Mattie Simpson | 19 | Wife | — | Alabama |
| 12 | Will Lancaster | 57 | Head | Farmer | Alabama |
| 13 | Lula Lancaster | 42 | Wife | — | Alabama |
| 14 | Jimmie Brooks | 19 | Hired help | Laborer | Alabama |
| 15 | Joe Foster | 21 | Head | Farmer | Alabama |
| 16 | Mattie Foster | 25 | Daughter | — | Alabama |
| 17 | Katie Youngblood | 46 | Head | Farmer | Alabama |
| 18 | Nellie Youngblood | 23 | Son | Laborer | Alabama |
| 19 | Della Youngblood | 21 | Daughter | Laborer | Alabama |
| 20 | Willie Kay Youngblood | 17 | Daughter | — | Alabama |
| 21 | Preston Youngblood | 9 | Son | — | Alabama |
| 22 | Johnie Mae Youngblood | 6 | Daughter | — | Alabama |
| 23 | M. C. Youngblood | 2 | Son | — | Alabama |
| 24 | Walter Underwood | 40 | Head | Farmer | Alabama |
| 25 | Mary Underwood THIS PERSON | 32 | Wife | — | Alabama |
| 26 | Dock Underwood | 21 | Son | Laborer | Alabama |
| 27 | Louanna Underwood | 18 | Daughter | Laborer | Alabama |
| 28 | Margaret Underwood | 16 | Daughter | — | Alabama |
| 29 | George Underwood | 13 | Son | — | Alabama |
| 30 | Willie Underwood | 10 | Son | — | Alabama |
| 31 | Jennie Mae Underwood | 9 | Daughter | — | Alabama |
| 32 | Nellie Underwood | 5 | Daughter | — | Alabama |
| 33 | Mattie Underwood | 4 | Daughter | — | Alabama |
| 34 | Riley Underwood | 59 | Head | Farmer | Alabama |
| 35 | Gold Underwood | 39 | Wife | — | Alabama |
| 36 | Riley Jr. Underwood | 14 | Son | — | Alabama |
| 37 | Ora Lee Underwood | 12 | Daughter | — | Alabama |
| 38 | Limmie Underwood | 10 | Son | — | Alabama |
| 39 | Kyhenia Underwood | 8 | Son | — | Alabama |
| 40 | Lela Mae Underwood | 5 | Daughter | — | Alabama |
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)