GR
Gertrude Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clinton-County, Iowa
Our Model Tree links this Gertrude Robinson across the 1920, 1930 and 1940 US Censuses in Clinton-County, Iowa (XGBoost, ~Confirmed), with identified parents George & Quake — first a daughter (b.~1916), then head of a 7-person household.
Age 24
b. ~1916
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clinton-County, Iowa |
| Surname | Robinson |
| Given Name | Gertrude |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Additional Details | |
| Occupation | housekeeper |
| Industry | housework |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 100 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Housekeeper |
| Township / Ward | Clinton City |
| Est. Birth Year | ~1916 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Gertrude | Age | Birth yr |
|---|---|---|---|---|
| Freeman Robinson | Son | — | 17 | ~1923 |
| Nadine Robinson | Daughter | — | 19 | ~1921 |
| George Wilder | Other | — | 34 | ~1906 |
| George Robinson | Head | — | 63 | ~1877 |
| Susie Robinson | Spouse | — | 52 | ~1888 |
| Gertrude Robinson | Daughter | — | 24 | ~1916 |
| Harold Robinson | Son | — | 37 | ~1903 |
Census Appearances
1920
Clinton, Iowa
Daughter, age 5
Clinton, Iowa · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Clinton, Iowa
Daughter, age 14
Clinton, Iowa · implied b. ~1916 — 16 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Clinton-County, Iowa
Daughter, age 24
Clinton-County, Iowa · implied b. ~1916 — 7 household members
| Surname | Robinson |
| Given Name | Gertrude |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Occupation | housekeeper |
| Industry | housework |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 100 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Gertrude Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Robinson (~0.92 confidence) and mother Quake Robinson (~0.92 confidence) and mother Susie Robinson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Robinson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Quake Robinson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Susie Robinson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Gertrude Robinson
Daughter · 1940 · age 24 · b. ~1916 · Iowa
★ You are viewing this record
Sibling
Nadine Robinson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Robinson
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Freeman Robinson
Sibling · 1940 · age 17
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 — Clinton-County, Iowa
Open full size
1940 US Federal Census — Clinton-County, Iowa
Page Contents
34 people indexed on this census page (nara:1940:m-t0627-01150-00190)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Julia Clay | 76 | head | — | Missouri |
| 2 | Charles Vebreigen|Vebrigen | 20 | grandson | Laborer | Iowa |
| 3 | Gertrude Vebreigen|Vebrigen | 18 | granddaughter | — | Iowa |
| 5 | Mary A Conners | 72 | head | — | Illinois |
| 6 | August Hansen | 64 | lodger | Tailor | Iowa |
| 7 | Bennett Hartman | 23 | head | Laborer | Iowa |
| 8 | Lois Hartman | 18 | wife | — | Iowa |
| 9 | Daniel Hartman | 0 | son | — | Iowa |
| 15 | Peter J Boulton | 65 | head | Engineer | Iowa |
| 16 | Lyle C Mallory | 21 | son-in-law | Laborer | Iowa |
| 17 | Iden|Idon Mallory | 26 | daughter | — | Iowa |
| 18 | Lyle Jerry Mallory | 5 | grandson | — | Iowa |
| 19 | Paul John Mallory | 2 | grandson | — | Iowa |
| 20 | John Joseph Mallory | 1 | grandson | — | Iowa |
| 21 | Mary Elizabeth Mallory | 0 | granddaughter | — | Iowa |
| 22 | Oliver J Walsh | 41 | head | Mail Carrier | Iowa |
| 23 | Louise Walsh | 35 | wife | — | Iowa |
| 24 | William Walsh | 14 | son | — | Iowa |
| 25 | Mary Lou Walsh | 12 | daughter | — | Iowa |
| 26 | Norman Walsh | 11 | son | — | Iowa |
| 27 | Norma Walsh | 11 | daughter | — | Iowa |
| 28 | Frances Lundie | 64 | head | Dressmaker | Illinois |
| 29 | Scott Robinson | 45 | head | — | Missouri |
| 30 | Martha Robinson | 74 | wife | — | Missouri |
| 31 | Isaac Robinson | 39 | son | Elevator Operator | Missouri |
| 32 | Gilbert J Doney | 53 | head | Janitor | Missouri |
| 33 | George Robinson | 63 | head | Water Carrier | Missouri |
| 34 | Susie Robinson | 52 | wife | — | Missouri |
| 35 | Gertrude Robinson THIS PERSON | 24 | daughter | Housekeeper | Iowa |
| 36 | Nadine Robinson | 19 | daughter | — | Iowa |
| 37 | Freeman Robinson | 17 | son | — | Iowa |
| 38 | Harold Robinson | 37 | son | Laborer | Missouri |
| 39 | George Wilder | 34 | lodger | Laborer | Illinois |
| 40 | Clara Hubbard | 60 | head | Housekeeper | Iowa |
Related Census Records
Pedigree Summary
Gertrude + 3 siblings
Gen 1 · 3 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)