LS
Lois Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Alabama
Our Model Tree links this Lois Smith across the 1930 and 1940 US Censuses in Marshall-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 11-person household.
Age 16
b. ~1924
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Alabama |
| Surname | Smith |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Huntsville city |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Highest Grade | Hs 5 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Huntsville City |
| Est. Birth Year | ~1924 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lois | Age | Birth yr |
|---|---|---|---|---|
| Lilla Smith | Daughter | — | 12 | ~1928 |
| Ola Smith | Daughter | — | 25 | ~1915 |
| Stella Smith | Daughter | — | 10 | ~1930 |
| Opal Smith | Daughter | — | 21 | ~1919 |
| Lois Smith | Daughter | — | 16 | ~1924 |
| Jimmie Smith | Daughter | — | 18 | ~1922 |
| Sarah Smith | Daughter | — | 26 | ~1914 |
| Patrie Smith | Daughter | — | 20 | ~1920 |
| Ira Smith | Daughter | — | 23 | ~1917 |
| Dora Smith | Head | — | 42 | ~1898 |
| Floyd Smith | Son | — | 7 | ~1933 |
Census Appearances
1930
Marshall, Alabama
Daughter, age 5
Marshall, Alabama · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lois |
| 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 |
1940
Marshall-County, Alabama
Daughter, age 16
Marshall-County, Alabama · implied b. ~1924 — 11 household members
| Surname | Smith |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Huntsville city |
| 1935 Residence (County) | Marshall |
| Highest Grade | Hs 5 |
| 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 Lois Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Smith
Daughter · 1940 · age 16 · b. ~1924 · Alabama
★ You are viewing this record
Sibling
Opal Smith
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sarah Smith
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Smith
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stella Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ira Smith
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ola Smith
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jimmie Smith
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrie Smith
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lilla Smith
Sibling · 1940 · age 12
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 — Marshall-County, Alabama
Open full size
1940 US Federal Census — Marshall-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00060-00078)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marie Cowan | 15 | Sister in law | — | Alabama |
| 2 | David May | 32 | Head | Farmer | Alabama |
| 3 | Mollie May | 26 | Wife | — | Tennessee |
| 4 | Ross Higgins | 31 | Lodger | Mechanic | Alabama |
| 5 | Steve Cottle | 49 | Lodger | Weaver | Georgia |
| 6 | Sherman Kelley | 45 | Head | — | Alabama |
| 7 | Teresa Kelley | 48 | Wife | — | Alabama |
| 8 | William Kelley | 26 | Head | Truck Driver | Alabama |
| 9 | Lorine Kelley | 26 | Wife | Spinner | Alabama |
| 10 | James William Kelley | 2 | Son | — | Alabama |
| 11 | Mary Ann Hugg | 69 | Head | — | Alabama |
| 12 | John Carroll | 42 | Head | Attendant | Alabama |
| 13 | Lillie Carroll | 40 | Wife | — | Alabama |
| 14 | Arnold Carroll | 21 | Son | — | Alabama |
| 15 | John L Carroll | 20 | Son | Salesman | Georgia |
| 16 | Lois Carroll | 16 | Daughter | — | Alabama |
| 17 | Millie Sue Carroll | 7 | Daughter | — | Alabama |
| 18 | Homer Smith | 33 | Head | Weaver | Alabama |
| 19 | Mauree Smith | 17 | Daughter | — | Oklahoma |
| 20 | Thomas Smith | 15 | Son | — | Oklahoma |
| 21 | Ann Smith | 12 | Son | — | Alabama |
| 22 | Paul Smith | 9 | Son | — | Alabama |
| 23 | Homer Smith | 7 | Son | — | Alabama |
| 24 | Clara Smith | 5 | Son | — | Alabama |
| 25 | Dora Smith | 42 | Head | — | Alabama |
| 26 | Sarah Smith | 26 | Daughter | Spin | Alabama |
| 27 | Ola Smith | 25 | Daughter | — | Alabama |
| 28 | Ira Smith | 23 | Daughter | Spin | Alabama |
| 29 | Opal Smith | 21 | Daughter | Spinner | Alabama |
| 30 | Patrie Smith | 20 | Daughter | Spin | Alabama |
| 31 | Jimmie Smith | 18 | Daughter | — | Alabama |
| 32 | Lois Smith THIS PERSON | 16 | Daughter | — | Alabama |
| 33 | Lilla Smith | 12 | Daughter | — | Alabama |
| 34 | Stella Smith | 10 | Daughter | — | Alabama |
| 35 | Floyd Smith | 7 | Son | — | Alabama |
| 36 | William H Payne | 44 | Head | Carpenter | Alabama |
| 37 | Hester Payne | 35 | Wife | — | Alabama |
| 38 | Ira Payne | 19 | Son | — | Alabama |
| 39 | William Jr Payne | 17 | Son | — | Alabama |
| 40 | Robert Payne | 15 | Son | — | 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)