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Harold Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marshall-County, Iowa
Our Model Tree links this Harold Robinson across the 1920, 1930 and 1940 US Censuses in Marshall-County, Iowa (XGBoost, ~Confirmed), with identified parents Edward & Ellwood — first a son (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Iowa |
| Surname | Robinson |
| Given Name | Harold L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Eden Twp |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Eden Twp |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Richard Robinson | Son | — | 18 | ~1922 |
| Ellwood Robinson | Head | — | 55 | ~1885 |
| Harold Robinson | Son | — | 30 | ~1910 |
| Clara Robinson | Spouse | — | 52 | ~1888 |
| Marie Robinson | Daughter | — | 28 | ~1912 |
Census Appearances
1920
Marshall, Iowa
Son, age 9
Marshall, Iowa · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Harold E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Marshall, Iowa
Son, age 20
Marshall, Iowa · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Harold A |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Marshall-County, Iowa
Son, age 30
Marshall-County, Iowa · implied b. ~1910 — 5 household members
| Surname | Robinson |
| Given Name | Harold L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Eden Twp |
| 1935 Residence (County) | Marshall |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| 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 Harold Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Robinson (~0.92 confidence) and father Ellwood Robinson (~0.92 confidence) and father Elwood Robinson (~0.92 confidence) and mother Clara Robinson (~0.92 confidence) and mother Elva Robinson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Robinson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Ellwood Robinson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Elwood Robinson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Clara Robinson
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Elva Robinson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Robinson
Son · 1940 · age 30 · b. ~1910 · Iowa
★ You are viewing this record
Sibling
Marie Robinson
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Robinson
Sibling · 1940 · age 18
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 — Marshall-County, Iowa
Open full size
1940 US Federal Census — Marshall-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01182-00036)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry E. Connelly | 38 | Head | Laborer | Iowa |
| 42 | Esther E. Connelly | 41 | Wife | — | Iowa |
| 43 | Harry E. Jr. Connelly | 14 | Son | — | Iowa |
| 44 | Gene Connelly | 8 | Son | — | Iowa |
| 45 | Horace L. Pauthrin | 41 | Head | Farmer | Iowa |
| 46 | Alma G. Pauthrin | 43 | Wife | — | Illinois |
| 47 | Joyce M. Pauthrin | 11 | Daughter | — | Iowa |
| 48 | Neil A. Pauthrin | 4 | Son | — | Iowa |
| 49 | Loren P. Rhoads | 26 | Head | Laborer | Missouri |
| 50 | Elizabeth A. Rhoads | 24 | Wife | — | Iowa |
| 51 | Lawrence D. Rhoads | 5 | Son | — | Iowa |
| 52 | Ada F. Rhoads | 3 | Daughter | — | Iowa |
| 53 | Robert W. Rhoads | 2 | Son | — | Iowa |
| 54 | Lester Halter | 47 | Head | Farmer | Iowa |
| 55 | Alice M. Halter | 39 | Wife | — | Nebraska |
| 56 | Ray L. Halter | 14 | Son | — | Iowa |
| 57 | Mary G. Halter | 10 | Daughter | — | Iowa |
| 58 | Maff L. Halter | 7 | Son | — | Iowa |
| 59 | Larry D. Halter | 4 | Son | — | Iowa |
| 60 | William H. Halter | 2 | Son | — | Iowa |
| 61 | Henry C. Halter | 57 | Head | Farmer | Iowa |
| 62 | Verna A. Halter | 49 | Wife | — | Nebraska |
| 63 | Laurence E. Halter | 20 | Son | Helper | Iowa |
| 64 | Virginia N. Halter | 18 | Daughter | — | Iowa |
| 65 | Norma J. Halter | 12 | Daughter | — | Iowa |
| 66 | Marjorie Halter | 10 | Daughter | — | Iowa |
| 67 | Melill D. Halter | 8 | Son | — | Iowa |
| 68 | Charles W. Jackson | 59 | Head | Farmer | Iowa |
| 69 | Gertrude Jackson | 53 | Wife | — | Iowa |
| 70 | Samuel C. Jackson | 23 | Son | Farmer | Missouri |
| 71 | Wynona M. Jackson | 20 | Daughter | — | Iowa |
| 72 | Ellwood E. Robinson | 55 | Head | Farmer | Illinois |
| 73 | Clara L. Robinson | 52 | Wife | — | Iowa |
| 74 | Harold L. Robinson THIS PERSON | 30 | Son | Farmer | Iowa |
| 75 | Marie A. Robinson | 28 | Daughter | Secretary | Iowa |
| 76 | Richard K. Robinson | 18 | Son | Laborer | Iowa |
| 77 | John C. Guckert | 47 | Head | Farmer | Iowa |
| 78 | Bessie M. Guckert | 45 | Wife | — | Iowa |
| 79 | Margaret A. Guckert | 19 | Daughter | Teacher | Iowa |
| 80 | John J. Guckert | 16 | Son | — | Iowa |
Related Census Records
Pedigree Summary
Harold + 2 siblings
Gen 1 · 5 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)