LC
Laura Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Laura Clark across the 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 10-person household.
Age 43
b. ~1897
Female
Spouse
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Clark |
| Given Name | Laura |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Not Known |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Alabama |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Birmingham |
| Est. Birth Year | ~1897 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Laura | Age | Birth yr |
|---|---|---|---|---|
| Lavra Clark | Daughter | — | 22 | ~1918 |
| Laura Clark | Spouse | — | 43 | ~1897 |
| Pearus Clark | Other | — | 6 | ~1934 |
| Elnora Clark | Daughter | — | 15 | ~1925 |
| Will Clark | Head | — | 46 | ~1894 |
| Charlie Clark | Son | — | 18 | ~1922 |
| Lois Jackson | Daughter | — | 4 | ~1936 |
| Willie Clark | Son | — | 20 | ~1920 |
| Alma Jackson | Daughter | — | 8 | ~1932 |
| Pearus Clark | Son | — | 24 | ~1916 |
Census Appearances
1930
Jefferson, Alabama
Other, age 32
Jefferson, Alabama · implied b. ~1898 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Laura |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 16 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Coal loader |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Jefferson-County, Alabama
Spouse, age 43
Jefferson-County, Alabama · implied b. ~1897 — 10 household members
| Surname | Clark |
| Given Name | Laura |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Not Known |
| Class of Worker | 0 |
| Highest Grade | No 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 Laura Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Laura Clark
Spouse · 1940 · age 43 · b. ~1897 · Alabama
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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
23 people indexed on this census page (nara:1940:m-t0627-00094-00684)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Madeldia | Madeldra Roll | 47 | Wife | Washerwoman | Alabama |
| 42 | Eugene Merritt | 22 | Head | Laborer | Alabama |
| 43 | Margret | Margaret Merritt | 22 | Wife | Maid | Alabama |
| 44 | John Q. Corlis | Corlie | 64 | Head | Plate Presser | Alabama |
| 45 | Alma Elnora Reed | 34 | Head | Maid | Alabama |
| 46 | Willie Viliaks | Viliaks | 30 | Head | Labour | Alabama |
| 47 | Marie Viliaks | Viliaks | 26 | Wife | — | Alabama |
| 48 | Will Clark | 46 | Head | Labour | Alabama |
| 49 | Laura Clark THIS PERSON | 43 | Wife | — | Alabama |
| 50 | Pearus | Pearis Clark | 24 | Son | Labour | Alabama |
| 51 | Lavra | Laura Clark | 22 | Daughter | — | Alabama |
| 52 | Willie Clark | 20 | Son | Labour | Alabama |
| 53 | Charlie D. Clark | 18 | Son | Labour | Alabama |
| 54 | Elnora Clark | 15 | Daughter | — | Alabama |
| 55 | Alma Jackson | 8 | Daughter | — | Alabama |
| 56 | Lois Jackson | 4 | Daughter | — | Alabama |
| 57 | Pearus Jr. Clark | 6 | Grandson | — | Alabama |
| 58 | James Williams | 35 | Head | Motorman | Alabama |
| 59 | Oneal Q. Williams | 35 | Wife | — | Alabama |
| 60 | Jessie Ware | 44 | Head | Boiler Helper | Alabama |
| 61 | Rosie Q. Ware | 37 | Wife | — | Alabama |
| 62 | James Clark | 34 | Head | Track Walker | Alabama |
| 63 | Annie Mary Q. Clark | 29 | Wife | — | 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)