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Gertrude Robinson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Cass, Iowa
Our Model Tree links this Gertrude Robinson across the 1910 and 1920 US Censuses in Cass, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1902), then head of a 7-person household.
Age 18
b. ~1902
Female
Daughter
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cass, Iowa |
| Surname | Robinson |
| Given Name | Gertrude M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Lincoln Township |
| Est. Birth Year | ~1902 |
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 1920 census.
| Name | Relation to head | Relative to Gertrude | Age | Birth yr |
|---|---|---|---|---|
| N Robinson | Daughter | — | 16 | ~1904 |
| Charles Robinson | Head | — | 55 | ~1865 |
| Beryl Robinson | Son | — | 11 | ~1909 |
| Gertrude Robinson | Daughter | — | 18 | ~1902 |
| Allen Robinson | Son | — | 20 | ~1900 |
| Jennie Robinson | Spouse | — | 45 | ~1875 |
| C Robinson | Son | — | 14 | ~1906 |
Census Appearances
1910
Cass, Iowa
Daughter, age 8
Cass, Iowa · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Gertrude |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Cass, Iowa
Daughter, age 18
Cass, Iowa · implied b. ~1902 — 7 household members
| Surname | Robinson |
| Given Name | Gertrude M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 2 US Census years (1910 and 1920) in Cass, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Gertrude Robinson
Daughter · 1920 · age 18 · b. ~1902 · Iowa
★ You are viewing this record
Sibling
Beryl Robinson
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
C Robinson
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Allen Robinson
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
N Robinson
Sibling · 1920 · age 16
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
1920 US Federal Census — Cass, Iowa
Open full size
1920 US Federal Census — Cass, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu481unit:0468)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hazel N. | 23 | Daughter | — | Iowa |
| 2 | Frank Stimmell | 75 | Head | Retired | Luxemburg |
| 3 | Bertha B. Stimmell | 64 | Wife | — | Iowa |
| 4 | Nettie M. Stimmell | 42 | Daughter | Nurse | Iowa |
| 5 | Amber A. Stimmell | 39 | Daughter | Poultry | Iowa |
| 6 | Charles Robinson | 55 | Head | Farmer | Iowa |
| 7 | Jennie A. Robinson | 45 | Wife | — | Canada English |
| 8 | Allen K. Robinson | 20 | Son | — | Iowa |
| 9 | Gertrude M. Robinson THIS PERSON | 18 | Daughter | — | Iowa |
| 10 | N. June Robinson | 16 | Daughter | — | Iowa |
| 11 | C. Delbert Robinson | 14 | Son | — | Iowa |
| 12 | Beryl R. Robinson | 11 | Son | — | Iowa |
| 13 | Wm J. Gifford | 36 | Head | Farmer | Iowa |
| 14 | Amanda A. Gifford | 31 | Wife | — | Iowa |
| 15 | Irma L. Gifford | 19 | Daughter | — | Iowa |
| 16 | Mary J. M. Gifford | 11 | Son | — | Iowa |
| 17 | Charles Dresher | 34 | Head | — | Iowa |
| 18 | Carrie L. Dresher | 33 | Wife | — | Iowa |
| 19 | Raymond H. Dresher | 11 | Son | — | Iowa |
| 20 | Lila Dresher | 8 | Daughter | — | Iowa |
| 21 | Fred B. Dresher | 2 | Son | — | Iowa |
| 22 | Fred P. Good | 27 | Border | — | Iowa |
| 23 | Winfield H. Stevenson | 31 | Head | — | Ohio |
| 24 | Mae E. Stevenson | 31 | Wife | — | West Virginia |
| 25 | Sonia H. Stevenson | 5 | Daughter | — | Ohio |
| 26 | Pearl E. Stevenson | 3 | Daughter | — | Iowa |
| 27 | William Watson | 50 | Head | W | Scotland English |
| 28 | Annie Watson | 43 | Wife | — | Iowa |
| 29 | Pearl M. Watson | 20 | Daughter | — | Iowa |
| 30 | Richard H. Watson | 17 | Son | — | Iowa |
| 31 | Charles Ehlers | 50 | Border | W | Germany German |
| 32 | James R. Crawley | 33 | Head | General Farm | Iowa |
| 33 | Rose R. Crawley | 29 | Wife | — | Iowa |
| 34 | Duval G. Crawley | 10 | Son | — | Iowa |
| 35 | Ruby L. Crawley | 8 | Daughter | — | Nebraska |
| 36 | Charles L. Crawley | 4 | Son | — | Iowa |
| 37 | Irvin W. Ivy | 34 | Head | Farmer | Iowa |
| 38 | Sadie E. Ivy | 32 | Wife | — | Iowa |
| 39 | Estella A. Ivy | 9 | Daughter | — | Iowa |
| 40 | Maxwell Dementer | 49 | Head | Farmer | Illinois |
| 41 | Mary M. Dementer | 47 | Wife | — | Illinois |
| 42 | Fred E. Dementer | 26 | Son | — | Illinois |
| 43 | Hazel E. Dementer | 22 | Daughter-in-law | — | Illinois |
| 44 | Lester L. Dementer | 22 | Son | — | Iowa |
| 45 | Anna M. Dementer | 20 | Daughter-in-law | W | Iowa |
| 46 | John Dementer | 24 | Son | — | Iowa |
| 47 | Lulu Dementer | 18 | Daughter-in-law | — | Iowa |
| 48 | Clarence Dementer | 17 | Son | — | Iowa |
| 49 | Lester Dementer | 14 | Son | — | Iowa |
| 50 | Lulu Dementer | 12 | Daughter | — | Iowa |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)