MS
Margaret Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Margaret Smith across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed), with identified parents Roy & W — first a daughter (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Smith |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Shelby |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Occupation | Saleslady |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 350 |
| Highest Grade | H-4 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Saleslady |
| Township / Ward | Precinct 55 |
| Est. Birth Year | ~1913 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Smith | Daughter | — | 27 | ~1913 |
| Garland Smith | Head | — | 49 | ~1891 |
| Jack Smith | Son | — | 14 | ~1926 |
| Jimmie Smith | Son | — | 19 | ~1921 |
Census Appearances
1920
Jefferson, Alabama
Daughter, age 6
Jefferson, Alabama · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Jefferson, Alabama
Daughter, age 16
Jefferson, Alabama · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Daughter, age 27
Jefferson-County, Alabama · implied b. ~1913 — 4 household members
| Surname | Smith |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Shelby |
| 1935 Residence (County) | Shelby |
| Occupation | Saleslady |
| Industry | Department Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 350 |
| Highest Grade | H-4 |
| 1935 Residence | Alabama |
| 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 Margaret Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Roy Smith (~0.92 confidence) and father W Smith (~0.92 confidence) and father Garland Smith (~0.92 confidence) and mother Amy Smith (~0.92 confidence) and mother Ruby Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Roy Smith
b. ~1888
Source father
● Household
· direct · ~0.92
Father
W Smith
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Garland Smith
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Amy Smith
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Ruby Smith
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Smith
Daughter · 1940 · age 27 · b. ~1913 · Alabama
★ You are viewing this record
Sibling
Jimmie Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Smith
Sibling · 1940 · age 14
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
1940 US Federal Census — Jefferson-County, Alabama
Open full size
1940 US Federal Census — Jefferson-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00047-00439)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Douglas Waits | 24 | Head | Pipefitter | Alabama |
| 2 | Margaret Waits | 21 | Wife | — | Ohio |
| 3 | Ewell Waits | 0 | Son | — | Alabama |
| 4 | William Monk | 38 | Head | Salesman | Texas |
| 5 | Ethel Monk | 43 | Wife | — | Alabama |
| 6 | James T Rogers | 68 | Head | Tamper | Alabama |
| 7 | Minnie E Rogers | 59 | Wife | — | Alabama |
| 8 | Velma J Rogers | 29 | Daughter | — | Alabama |
| 9 | Charlie Rogers | 27 | Son | Trackman | Alabama |
| 10 | Norma R Rogers | 15 | Daughter | — | Alabama |
| 11 | William Duke | 45 | Head | Steel Pourer | Alabama |
| 12 | Johnnie B Duke | 40 | Wife | — | Alabama |
| 13 | Garvin Duke | 18 | Son | — | Alabama |
| 14 | Maxine Duke | 15 | Daughter | — | Alabama |
| 15 | James Duke | 11 | Son | — | Alabama |
| 16 | Amory G Gallaher | 44 | Head | Burner | Alabama |
| 17 | Jackson Gallaher | 19 | Son | Electrician Helper | Alabama |
| 18 | Vincent Ross | 26 | Nephew | Welder Helper | Alabama |
| 19 | William B Gunnar | 60 | Head | Drain Operator | Alabama |
| 20 | Della S Gunnar | 60 | Wife | — | Alabama |
| 21 | William S Gunnar | 19 | Son | Delivery Boy | Texas |
| 22 | Amos W Jr Manley | 19 | Head | Moulder Helper | Alabama |
| 23 | Madge Manley | 19 | Wife | — | Alabama |
| 24 | James Jennings | 40 | Head | Electric Welder | Tennessee |
| 25 | Louise K Jennings | 37 | Wife | — | Alabama |
| 26 | Calvin Jennings | 15 | Son | — | Alabama |
| 27 | James Jr Jennings | 10 | Son | — | Alabama |
| 28 | Ralle Jennings | 4 | Son | — | Alabama |
| 29 | Garland Smith | 49 | Head | — | Georgia |
| 30 | Margaret Smith THIS PERSON | 27 | Daughter | Saleslady | Alabama |
| 31 | Jimmie Smith | 19 | Son | — | Alabama |
| 32 | Jack Smith | 14 | Son | — | Alabama |
| 33 | Otis Faulknor | 36 | Head | — | Alabama |
| 34 | Claudie Faulknor | 20 | Daughter | — | Alabama |
| 35 | Clide Harliss | 38 | Head | Minister | Alabama |
| 36 | Kathleen Harliss | 32 | Wife | — | Alabama |
| 37 | Charlie H Hamilton | 38 | Head | Electrician | Alabama |
| 38 | Annie J Hamilton | 34 | Wife | Owner | Alabama |
| 39 | Edna E Hamilton | 12 | Daughter | — | Alabama |
| 40 | James Hamilton | 10 | Son | — | Alabama |
Pedigree Summary
Margaret + 2 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)