MS
Mary Spencer — 1920 US Census Record
Model Tree available1920 United States Federal Census · Jefferson, Alabama
Our Model Tree links this Mary Spencer across the 1920, 1930 and 1940 US Censuses in Jefferson, Alabama (XGBoost, ~Confirmed), with identified parents Malachi & Ed — first a daughter (b.~1916), then head of a 8-person household.
Age 4
b. ~1916
Female
Daughter
Born: Alabama
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Jefferson, Alabama |
| Surname | Spencer |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | none |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Precinct 9 Part Of |
| Est. Birth Year | ~1916 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Spencer | Daughter | — | 4 | ~1916 |
| Ninnie Spencer | Daughter | — | 12 | ~1908 |
| Mattie Spencer | Daughter | — | 16 | ~1904 |
| Martha Spencer | Daughter | — | 2 | ~1918 |
| Malachi Spencer | Head | — | 49 | ~1871 |
| James Spencer | Son | — | 6 | ~1914 |
| Sidney Spencer | Son | — | 8 | ~1912 |
| Thomas Spencer | Son | — | 14 | ~1906 |
Census Appearances
1920
Jefferson, Alabama
Daughter, age 4
Jefferson, Alabama · implied b. ~1916 — 8 household members
| Surname | Spencer |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Daughter, age 14
Jefferson, Alabama · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | Mabel E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 24
Jefferson-County, Alabama · implied b. ~1916 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | Mabel E. (AB) |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham |
| 1935 Residence (County) | Jefferson |
| Highest Grade | H-4 |
| 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 Spencer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Malachi Spencer (~0.92 confidence) and father Ed Spencer (~0.92 confidence) and father Edward Spencer (~0.92 confidence) and mother Mabel Spencer (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Malachi Spencer
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Ed Spencer
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Edward Spencer
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mabel Spencer
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Spencer
Daughter · 1920 · age 4 · b. ~1916 · Alabama
★ You are viewing this record
Sibling
Mattie Spencer
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Spencer
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Spencer
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ninnie Spencer
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Spencer
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sidney Spencer
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 — Jefferson, Alabama
Open full size
1920 US Federal Census — Jefferson, Alabama
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu020unit:0652)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ilona | 45 | wife | None | Georgia |
| 2 | Annabel Mulberry | 23 | Cousin | Cook | Alabama |
| 3 | William Eason | 49 | Head | Miner | Alabama |
| 4 | Alice Eason | 38 | wife | None | Alabama |
| 5 | Alex Gallimore | 42 | Head | Miner | Alabama |
| 6 | Sissie Gallimore | 40 | wife | None | Alabama |
| 7 | Billy Gallimore | 13 | daughter | None | Alabama |
| 8 | Hattie Gallimore | 11 | daughter | None | Alabama |
| 9 | Willie Gallimore | 6 | son | None | Alabama |
| 10 | Henry Houston | 25 | Head | Miner | Alabama |
| 11 | Ada Houston | 23 | wife | Washer | Alabama |
| 12 | Eliza Houston | 4 | daughter | None | Alabama |
| 13 | Malachi Spencer | 49 | Head | Merchant | Alabama |
| 14 | Mattie Spencer | 16 | daughter | None | Alabama |
| 15 | Thomas Spencer | 14 | son | None | Alabama |
| 16 | Ninnie Spencer | 12 | daughter | None | Alabama |
| 17 | Sidney Spencer | 8 | son | None | Alabama |
| 18 | James Spencer | 6 | son | None | Alabama |
| 19 | Mary Spencer THIS PERSON | 4 | daughter | None | Alabama |
| 20 | Martha Spencer | 2 | daughter | None | Alabama |
| 21 | John Baston | 35 | Head | Miner | Georgia |
| 22 | Annie Baston | 31 | wife | None | Alabama |
| 23 | Ruben Baston | 10 | son | None | Alabama |
| 24 | Callie Baston | 8 | daughter | None | Alabama |
| 25 | Annie L. Baston | 6 | daughter | None | Alabama |
| 26 | Ruby Baston | 4 | daughter | None | Alabama |
| 27 | Clara Gray | 38 | Sister | Washer | Alabama |
| 28 | Jessie James | 35 | Head | Miner | Alabama |
| 29 | Mamie James | 32 | wife | None | Alabama |
| 30 | Silly James | 14 | daughter | None | Alabama |
| 31 | Grace James | 12 | daughter | None | Alabama |
| 32 | William James | 10 | son | None | Alabama |
| 33 | Jessie James | 7 | son | None | Alabama |
| 34 | Thomas Upsher | 32 | Cousin | Miner | Alabama |
| 35 | Richard Orange | 62 | Head | Laborer | Georgia |
| 36 | Beulah Orange | 47 | wife | None | Alabama |
| 37 | Alice Green | 27 | daughter | None | Alabama |
| 38 | Willie Fields | 28 | Head | Miner | Alabama |
| 39 | Hessie Fields | 18 | wife | Washer | Georgia |
| 40 | John Wood | 64 | Head | Miner | Alabama |
| 41 | James A. Keala | 26 | roomer | Miner | Alabama |
| 42 | Mattie Crayton | 62 | Head | None | Alabama |
| 43 | Willie Crayton | 30 | son | Miner | Alabama |
| 44 | Dixon Crayton | 21 | son | Miner | Alabama |
| 45 | Mason Crayton | 17 | son | Miner | Alabama |
| 46 | Walter Washington | 35 | Head | Miner | Alabama |
| 47 | Mattie Washington | 29 | wife | None | Alabama |
| 48 | Hattie Washington | 7 | son | None | Alabama |
| 49 | Washington | 6 | son | None | Alabama |
| 50 | Goldstein Davis | 25 | brother-in-law | Miner | Alabama |
Pedigree Summary
Mary + 6 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)