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Ruby Harris — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Alabama
Our Model Tree links this Ruby Harris across the 1930 and 1940 US Censuses in Jefferson-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1905), then head of a 11-person household.
Age 35
b. ~1905
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Alabama |
| Surname | Harris |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham City Precinct 52 |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Addressograph operator |
| Industry | Sales Agency |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Addressograph Operator |
| Township / Ward | Birmingham City Precinct 52 |
| Est. Birth Year | ~1905 |
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 Ruby | Age | Birth yr |
|---|---|---|---|---|
| Ruby Harris | Daughter | — | 35 | ~1905 |
| Allen Harris | Son | — | 15 | ~1925 |
| Blanch Harris | Daughter | — | 26 | ~1914 |
| Norma Kelson | Other | — | 16 | ~1924 |
| Wanda Harris | Daughter | — | 17 | ~1923 |
| Herman Harris | Son | — | 22 | ~1918 |
| John Harris | Head | — | 61 | ~1879 |
| Carmen Kelson | Other | — | 18 | ~1922 |
| James Harris | Son | — | 30 | ~1910 |
| Marie Harris | Daughter | — | 20 | ~1920 |
| Stella Harris | Spouse | — | 59 | ~1881 |
Census Appearances
1930
Jefferson, Alabama
Spouse, age 25
Jefferson, Alabama · implied b. ~1905 — 16 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Ruby |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 18 |
| 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 35
Jefferson-County, Alabama · implied b. ~1905 — 11 household members
| Surname | Harris |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Birmingham City Precinct 52 |
| 1935 Residence (County) | Jefferson |
| Occupation | Addressograph operator |
| Industry | Sales Agency |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| 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 Ruby Harris across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruby Harris
Daughter · 1940 · age 35 · b. ~1905 · Alabama
★ You are viewing this record
Sibling
Allen Harris
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Harris
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herman Harris
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Harris
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanch Harris
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Harris
Sibling · 1940 · age 30
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
39 people indexed on this census page (nara:1940:m-t0627-00098-00825)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James P. Thomas | 38 | Head | Machinist | Alabama |
| 2 | Ester Thomas | 32 | Wife | — | Alabama |
| 3 | Betty J. Thomas | 14 | Daughter | — | Alabama |
| 4 | Maxine Thomas | 12 | Daughter | — | Alabama |
| 5 | Mary E. Thomas | 5 | Daughter | — | Alabama |
| 6 | James P. Jr. Thomas | 3 | Son | — | Alabama |
| 7 | Elizabeth J. Williams | 59 | Mother-in-law | — | Alabama |
| 8 | John H. Harris | 61 | Head | Carpenter | Georgia |
| 9 | Stella Harris | 59 | Wife | — | Alabama |
| 10 | Ruby Harris THIS PERSON | 35 | Daughter | Addressograph Operator | Alabama |
| 11 | James Harris | 30 | Son | Open Hearth Helper | Alabama |
| 12 | Blanch Harris | 26 | Daughter | — | Alabama |
| 13 | Herman Harris | 22 | Son | Burner | Alabama |
| 14 | Marie Harris | 20 | Daughter | — | Alabama |
| 15 | Wanda Harris | 17 | Daughter | — | Alabama |
| 16 | Allen Harris | 15 | Son | — | Alabama |
| 17 | Carmen Kelson | 18 | Granddaughter | New Worker | Alabama |
| 18 | Norma Kelson | 16 | Granddaughter | — | Alabama |
| 19 | Thomas L. Johnson | 53 | Head | Switchman | Alabama |
| 20 | M. Florence Johnson | 52 | Wife | — | Alabama |
| 21 | Tommie Creel | 34 | Son-in-law | Steel Inspector | Alabama |
| 22 | Irene Creel | 30 | Daughter | — | Alabama |
| 23 | Peggy J. Creel | 10 | Granddaughter | — | Alabama |
| 24 | John Cook | 57 | Head | Machinist | Georgia |
| 25 | Novice Cook | 53 | Wife | — | Georgia |
| 26 | Ernest Cook | 17 | Son | — | Alabama |
| 27 | Mildred Cook | 13 | Daughter | — | Alabama |
| 28 | Will J. Jayne | 49 | Head | Machinist | Alabama |
| 29 | M. Inez Jayne | 60 | Wife | — | Illinois |
| 30 | Horace Williams | 31 | Head | Painter | Alabama |
| 31 | Velma L. Williams | 29 | Wife | — | Alabama |
| 32 | Velma J. Williams | 6 | Daughter | — | Alabama |
| 33 | John E. Williams | 1 | Son | — | Alabama |
| 34 | Robert S. Williams | 23 | Head | Machinist | Alabama |
| 35 | Anne Williams | 19 | Wife | — | Alabama |
| 36 | J. Walter Johnson | 50 | Head | Car Repairer | Georgia |
| 37 | Loney Johnson | 45 | Wife | — | Georgia |
| 38 | Emma Johnson | 25 | Daughter | Saleswoman | Georgia |
| 39 | Eloise Johnson | 17 | Daughter | — | Georgia |
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)