RH
Ruby Harris — 1940 US Census Record
Model Tree available1940 United States Federal Census · Caddo-County, Louisiana
Our Model Tree links this Ruby Harris across the 1920, 1930 and 1940 US Censuses in Caddo-County, Louisiana (XGBoost, ~Confirmed), with identified parents Mattie & Sam — first a daughter (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Female
Daughter
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Caddo-County, Louisiana |
| Surname | Harris |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 8 |
| Additional Details | |
| Occupation | Farm laborer |
| Industry | Plantation farm |
| Class of Worker | NP |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Occupation | Farm Laborer |
| Township / Ward | Ward 8 |
| Est. Birth Year | ~1918 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruby | Age | Birth yr |
|---|---|---|---|---|
| Mattie Harris | Head | — | 62 | ~1878 |
| Ruby Harris | Daughter | — | 22 | ~1918 |
| Helen Harris | Daughter | — | 12 | ~1928 |
Census Appearances
1920
Bossier, Louisiana
Daughter, age 4
Bossier, Louisiana · implied b. ~1916 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Ruby Lee |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
Caddo, Louisiana
Daughter, age 14
Caddo, Louisiana · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
Caddo-County, Louisiana
Daughter, age 22
Caddo-County, Louisiana · implied b. ~1918 — 3 household members
| Surname | Harris |
| Given Name | Ruby |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 8 |
| Occupation | Farm laborer |
| Industry | Plantation farm |
| Class of Worker | NP |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Mattie Harris (~0.92 confidence) and father Sam Harris (~0.92 confidence) and mother Convate Harris (~0.92 confidence) and father Henry Harris (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mattie Harris
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Sam Harris
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Convate Harris
b. ~1894
Source mother
● Household
· direct · ~0.92
Father
Henry Harris
b. ~1895
Source father
● Household
· direct · ~0.92
This person
Anchor record
Ruby Harris
Daughter · 1940 · age 22 · b. ~1918 · Louisiana
★ You are viewing this record
Sibling
Helen Harris
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 — Caddo-County, Louisiana
Open full size
1940 US Federal Census — Caddo-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01389-00405)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilda Sato | 3 | Daughter | — | Louisiana |
| 2 | Joe Jr. Sato | 1 | Son | — | Louisiana |
| 3 | Abram Singleton | 29 | Head | Farmer | Louisiana |
| 4 | Willie Singleton | 20 | Wife | Farm Laborer | Louisiana |
| 5 | Maud Alice Singleton | 1 | Daughter | — | Louisiana |
| 6 | Etherine Singleton | None | Daughter | — | Louisiana |
| 7 | Charlie Moore | 30 | Head | Farmer | Louisiana |
| 8 | Rosilla Moore | 23 | Wife | Farm Laborer | Louisiana |
| 9 | Willie Lee Moore | 5 | Son | — | Louisiana |
| 10 | Mattie Johnson | 57 | Mother-in-law | — | North Carolina |
| 11 | Ray Williams | 35 | Head | Farmer | Louisiana |
| 12 | Rosa Williams | 38 | Wife | Farm Laborer | Louisiana |
| 13 | Mradell Coleman | 13 | Niece | — | Louisiana |
| 14 | Alec Jackson | 45 | Head | Farm Laborer | Louisiana |
| 15 | Mary Jackson | 45 | Wife | Servant | Louisiana |
| 16 | Charles Edwards | 11 | Nephew | — | Louisiana |
| 17 | Will Bigham | 39 | Head | Farmer | Louisiana |
| 18 | Mera Bigham | 32 | Wife | Farm Laborer | Louisiana |
| 19 | Alvin Collins | 49 | Head | Farmer | Louisiana |
| 20 | Dallie Collins | 31 | Wife | Farm Laborer | Louisiana |
| 21 | R. F. Collins | 8 | Son | — | Louisiana |
| 22 | Bennett Richardson | 63 | Head | Farm | Texas |
| 23 | Fanny Richardson | 46 | Wife | Farm Laborer | Louisiana |
| 24 | Bennett Jr. Richardson | 11 | Son | — | Louisiana |
| 25 | Ruth Anne Harris | 34 | Lodger | Farm Laborer | Louisiana |
| 26 | Mccurry Watson | 15 | Lodger's Son | Farm Laborer | Louisiana |
| 27 | Lenoy Wiggins | 12 | Lodger's Son | — | Louisiana |
| 28 | Lucy Wiggins | 7 | Lodger's Daughter | — | Louisiana |
| 29 | Mattie Harris | 62 | Head | Farmer | Louisiana |
| 30 | Ruby Harris THIS PERSON | 22 | Daughter | Farm Laborer | Louisiana |
| 31 | Helen Harris | 12 | Daughter | — | Louisiana |
| 32 | Willie Ralston | 48 | Head | Farmer | Louisiana |
| 33 | Arine Ralston | 45 | Wife | Farm Laborer | Louisiana |
| 34 | Levi Johnson | 35 | Head | Farmer | Louisiana |
| 35 | Angie Mae Johnson | 18 | Wife | Farm Laborer | Louisiana |
| 36 | Lucy Lee Johnson | 1 | Daughter | — | Louisiana |
| 37 | Barry Williams | 30 | Head | Farmer | Louisiana |
| 38 | Georgia Williams | 28 | Wife | Farm Laborer | Louisiana |
| 39 | Alvis Lee Kildare | 9 | Step-son | — | Louisiana |
| 40 | Cicero Jones | 39 | Head | Farmer | Louisiana |
Pedigree Summary
Ruby + 1 sibling
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 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)