MA
Mary Armstrong — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Jefferson, Alabama
Our Model Tree links this Mary Armstrong across the 1910 and 1920 US Censuses in Jefferson, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1907), then head of a 12-person household.
Age 13
b. ~1907
Female
Daughter
Born: Alabama
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Jefferson, Alabama |
| Surname | Armstrong |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Mulga Coal Mining Camp Precinct 49 |
| Est. Birth Year | ~1907 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eliza Armstrong | Daughter | — | 4 | ~1916 |
| Mary Armstrong | Daughter | — | 13 | ~1907 |
| Susan Armstrong | Daughter | — | 16 | ~1904 |
| Margaret Armstrong | Daughter | — | 6 | ~1914 |
| Ella Armstrong | Daughter | — | 1 | ~1919 |
| William Armstrong | Head | — | 45 | ~1875 |
| Jesse Armstrong | Son | — | 10 | ~1910 |
| Roy Armstrong | Son | — | 2 | ~1918 |
| William Armstrong | Son | — | 17 | ~1903 |
| James Armstrong | Son | — | 8 | ~1912 |
| Ingram Armstrong | Son | — | 11 | ~1909 |
| Pretty Armstrong | Spouse | — | 31 | ~1889 |
Census Appearances
1910
Jefferson, Alabama
Daughter, age 2
Jefferson, Alabama · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Jefferson, Alabama
Daughter, age 13
Jefferson, Alabama · implied b. ~1907 — 12 household members
| Surname | Armstrong |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| 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 Armstrong across 2 US Census years (1910 and 1920) in Jefferson, Alabama, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Armstrong
Daughter · 1920 · age 13 · b. ~1907 · Alabama
★ You are viewing this record
Sibling
William Armstrong
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Armstrong
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Armstrong
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jesse Armstrong
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eliza Armstrong
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Armstrong
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Armstrong
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ingram Armstrong
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Armstrong
Sibling · 1920 · 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
1920 US Federal Census — Jefferson, Alabama
Open full size
1920 US Federal Census — Jefferson, Alabama
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu022unit:0345)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alonzo Lane | 27 | Head | Miner | Alabama |
| 2 | Mary Lane | 23 | Wife | — | Alabama |
| 3 | Eugene Lane | 2 | Son | — | Alabama |
| 4 | James Linson | 41 | Head | Miner | Alabama |
| 5 | Hattie Linson | 35 | Wife | — | Alabama |
| 6 | John Linson | 17 | Son | Miner | Alabama |
| 7 | Nathan Linson | 15 | Son | — | Alabama |
| 8 | Mary J. Linson | 13 | Daughter | — | Alabama |
| 9 | Lucy Linson | 11 | Daughter | — | Alabama |
| 10 | Alice Linson | 8 | Daughter | — | Alabama |
| 11 | Gertrude Linson | 6 | Daughter | — | Alabama |
| 12 | Margaret Linson | 4 | Daughter | — | Alabama |
| 13 | Lou Linson | 2 | Son | — | Alabama |
| 14 | Robert Jones | 23 | Head | Miner | Alabama |
| 15 | Ida Jones | 20 | Wife | — | Alabama |
| 16 | Joseph Sanders | 20 | Head | Miner | Alabama |
| 17 | Irene Sanders | 19 | Wife | — | Alabama |
| 18 | Martha Sanders | 40 | Mother | — | Alabama |
| 19 | William Armstrong | 45 | Head | Miner | Alabama |
| 20 | Pretty Armstrong | 31 | Wife | — | Alabama |
| 21 | William Armstrong | 17 | Son | Miner | Alabama |
| 22 | Susan Armstrong | 16 | Daughter | — | Alabama |
| 23 | Mary Armstrong THIS PERSON | 13 | Daughter | — | Alabama |
| 24 | Ingram Armstrong | 11 | Son | — | Alabama |
| 25 | Jesse Armstrong | 10 | Son | — | Alabama |
| 26 | James Armstrong | 8 | Son | — | Alabama |
| 27 | Margaret Armstrong | 6 | Daughter | — | Alabama |
| 28 | Eliza Armstrong | 4 | Daughter | — | Alabama |
| 29 | Roy Armstrong | 2 | Son | — | Alabama |
| 30 | Ella Armstrong | 1 | Daughter | — | Alabama |
| 31 | John Edwards | 45 | Head | Miner | Alabama |
| 32 | Ella Edwards | 46 | Wife | — | Alabama |
| 33 | Mason Clyburn | 47 | Head | Miner | South Carolina |
| 34 | Rebecca Clyburn | 45 | Wife | — | South Carolina |
| 35 | Henry Mobley | 26 | Head | Miner | Mississippi |
| 36 | Florida Mobley | 23 | Wife | — | Alabama |
| 37 | Arthur Horton | 52 | Head | Miner | South Carolina |
| 38 | Cornelia Horton | 45 | Wife | — | South Carolina |
| 39 | Andrew Batty | 45 | Head | Miner | Alabama |
| 40 | Celia Batty | 40 | Wife | — | Alabama |
| 41 | John H. Handley | 14 | Nephew | — | Alabama |
| 42 | Ruth Malissa Handley | 50 | Sister-in-law | — | Alabama |
| 43 | Jesse Shelton | 24 | Head | Miner | Alabama |
| 44 | Bessie Shelton | 26 | Wife | — | Alabama |
| 45 | Sam Hicks | 28 | Head | Miner | Alabama |
| 46 | Rosa Hicks | 26 | Wife | — | Alabama |
| 47 | Mary Hicks | 9 | Daughter | — | Alabama |
| 48 | Edna Kemp | 55 | Mother-in-law | — | Alabama |
| 49 | Bradley Kemp | 24 | Brother-in-law | Miner | Alabama |
| 50 | James Kemp | 19 | Brother-in-law | Miner | Alabama |
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)