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Mary Blackwell — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Conecuh, Alabama
Our Model Tree links this Mary Blackwell across the 1910 and 1920 US Censuses in Conecuh, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1905), then head of a 9-person household.
Age 15
b. ~1905
Female
Daughter
Born: Alabama
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Conecuh, Alabama |
| Surname | Blackwell |
| Given Name | Mary E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Home Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Farm Laborer |
| Township / Ward | Precinct 13 |
| Est. Birth Year | ~1905 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Annie Blackwell | Spouse | — | 46 | ~1874 |
| Duncan Blackwell | Head | — | 56 | ~1864 |
| Leroy Blackwell | Son | — | 24 | ~1896 |
| Carl Blackwell | Son | — | 17 | ~1903 |
| Stanley Blackwell | Son | — | 2 | ~1918 |
| Mary Blackwell | Daughter | — | 15 | ~1905 |
| Eugene Blackwell | Son | — | 8 | ~1912 |
| Claude Blackwell | Son | — | 16 | ~1904 |
| Nancy Blackwell | Daughter | — | 9 | ~1911 |
Census Appearances
1910
Conecuh, Alabama
Daughter, age 5
Conecuh, Alabama · implied b. ~1905 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blackwell |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Conecuh, Alabama
Daughter, age 15
Conecuh, Alabama · implied b. ~1905 — 9 household members
| Surname | Blackwell |
| Given Name | Mary E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Farm laborer |
| Industry | Home Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Blackwell across 2 US Census years (1910 and 1920) in Conecuh, Alabama, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Blackwell
Daughter · 1920 · age 15 · b. ~1905 · Alabama
★ You are viewing this record
Sibling
Nancy Blackwell
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Blackwell
Sibling · 1920 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Blackwell
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claude Blackwell
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Blackwell
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Blackwell
Sibling · 1920 · age 8
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
1920 US Federal Census — Conecuh, Alabama
Open full size
1920 US Federal Census — Conecuh, Alabama
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu9unit:1162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William G Griffin | 28 | son | — | Florida |
| 2 | Thomas H Griffin | 27 | head | Carpenter | Alabama |
| 3 | Annie C Griffin | 24 | wife | Farmer | Alabama |
| 4 | Rosa E Griffin | 6 | daughter | None | Alabama |
| 5 | Geneva Griffin | 4 | daughter | None | Alabama |
| 6 | John H Griffin | 2 | son | None | Alabama |
| 7 | William L Williamson | 49 | head | None | Alabama |
| 8 | Margaret A Williamson | 40 | wife | Farmer | Alabama |
| 9 | Jessie M Williamson | 19 | daughter | None | Alabama |
| 10 | William E Williamson | 17 | son | None | Alabama |
| 11 | James H Williamson | 14 | son | Farm Laborer | Alabama |
| 12 | Bama G Williamson | 12 | daughter | Farm Laborer | Alabama |
| 13 | Angus G Williamson | 9 | son | None | Alabama |
| 14 | Annie L Williamson | 7 | son | None | Alabama |
| 15 | Emmet E Williamson | 3 | son | None | Alabama |
| 16 | Arthur L Williamson | 1 | son | None | Alabama |
| 17 | Duncan Blackwell | 56 | head | None | Alabama |
| 18 | Annie E Blackwell | 46 | wife | Farmer | Alabama |
| 19 | Leroy Blackwell | 24 | son | None | Alabama |
| 20 | Carl G Blackwell | 17 | son | Salesman | Alabama |
| 21 | Claude W Blackwell | 16 | son | Farm Laborer | Alabama |
| 22 | Mary E Blackwell THIS PERSON | 15 | daughter | Farm Laborer | Alabama |
| 23 | Nancy L Blackwell | 9 | daughter | None | Alabama |
| 24 | Eugene L Blackwell | 8 | son | None | Alabama |
| 25 | Stanley M Blackwell | 2 | son | None | Alabama |
| 26 | James Barnes | 50 | head | None | Alabama |
| 27 | Evaline Barnes | 49 | wife | Farmer | Alabama |
| 28 | Sam J Mixson | 28 | son | None | Alabama |
| 29 | Mordica Mixson | 23 | stepson | Farmer | Alabama |
| 30 | James T Barnes | 14 | son | Farmer | Alabama |
| 31 | Annie E Barnes | 12 | daughter | Farm Laborer | Alabama |
| 32 | Robert L Barnes | 10 | son | None | Alabama |
| 33 | Annie M Barnes | 6 | daughter | None | Alabama |
| 34 | M Mixson | 4 | son | None | Alabama |
| 35 | Robert Bradley | 26 | head | None | Alabama |
| 36 | Estelle Bradley | 17 | wife | Farmer | Alabama |
| 37 | Walter C Evans | 27 | head | None | Alabama |
| 38 | Nelia Evans | 24 | wife | Farmer | Alabama |
| 39 | Vera Evans | 1 | daughter | None | Alabama |
| 40 | Moses Page | 21 | head | None | Alabama |
| 41 | Addie P Page | 18 | wife | Farmer | Alabama |
| 42 | Henry Robert | None | lodger | None | Alabama |
| 43 | Sylvester Brooks | 53 | head | Farmer | Alabama |
| 44 | Annie Brooks | 35 | wife | Farm Laborer | Alabama |
| 45 | Albert Brooks | 9 | son | None | Alabama |
| 46 | Cleveland Brooks | 8 | son | None | Alabama |
| 47 | Pinkney Brooks | 15 | son | None | Alabama |
| 48 | Paul Brooks | 16 | son | Farm Laborer | Alabama |
| 49 | Jasper Brooks | 17 | son | Farm Laborer | Alabama |
| 50 | Sam Griffin | 59 | head | Laborer | Georgia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)