RS
Robert Stewart — 1940 US Census Record
Model Tree available1940 United States Federal Census · Harrison-County, Iowa
Our Model Tree links this Robert Stewart across the 1920, 1930 and 1940 US Censuses in Harrison-County, Iowa (XGBoost, ~Confirmed), with identified parents Joseph & Joe — first a son (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Iowa |
| Surname | Stewart |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Magnolia |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Occupation | Helper |
| Industry | Farming |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Helper |
| Township / Ward | Magnolia |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Shirley Stewart | Daughter | — | 12 | ~1928 |
| Betty Stewart | Daughter | — | 14 | ~1926 |
| Frances Stewart | Daughter | — | 16 | ~1924 |
| Joseph Stewart | Head | — | 53 | ~1887 |
| Robert Stewart | Son | — | 23 | ~1917 |
| Clara Stewart | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Harrison, Iowa
Son, age 3
Harrison, Iowa · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Harrison, Iowa
Son, age 13
Harrison, Iowa · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stewart |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Harrison-County, Iowa
Son, age 23
Harrison-County, Iowa · implied b. ~1917 — 6 household members
| Surname | Stewart |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Magnolia |
| 1935 Residence (County) | Harrison |
| Occupation | Helper |
| Industry | Farming |
| Class of Worker | NP |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | Hs 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 Robert Stewart across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Stewart (~0.92 confidence) and father Joe Stewart (~0.92 confidence) and mother Clara Stewart (~0.92 confidence) and mother Marie Stewart (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Stewart
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Joe Stewart
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Clara Stewart
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Marie Stewart
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Stewart
Son · 1940 · age 23 · b. ~1917 · Iowa
★ You are viewing this record
Sibling
Betty Stewart
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Stewart
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Stewart
Sibling · 1940 · 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
1940 US Federal Census — Harrison-County, Iowa
Open full size
1940 US Federal Census — Harrison-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01166-00409)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry J. Michael | 45 | Head | Farmer | Iowa |
| 2 | Minnie Michael | 35 | Wife | — | Iowa |
| 3 | Peggy Anne Michael | 14 | Daughter | — | Iowa |
| 4 | Gloria Michael | 8 | Daughter | — | Iowa |
| 5 | Louis J. Michael | 45 | Head | Farmer | Iowa |
| 6 | Irene Michael | 42 | Wife | — | Iowa |
| 7 | Marilyn Michael | 7 | Daughter | — | Iowa |
| 8 | Duane Michael | 3 | Son | — | Iowa |
| 9 | Joseph P. Stewart | 53 | Head | Farmer | Iowa |
| 10 | Clara M. Stewart | 48 | Wife | — | Iowa |
| 11 | Robert Stewart THIS PERSON | 23 | Son | Helper | Iowa |
| 12 | Frances Stewart | 16 | Daughter | — | Iowa |
| 13 | Betty Jean Stewart | 14 | Daughter | — | Iowa |
| 14 | Shirley Stewart | 12 | Daughter | — | Iowa |
| 15 | Theo. Niedermyer | 63 | Head | Farmer | Iowa |
| 16 | Mayme Niedermyer | 54 | Wife | — | Iowa |
| 17 | Harlan Niedermyer | 21 | Son | Helper | Iowa |
| 18 | Henry Niedermyer | 62 | Head | Farmer | Iowa |
| 19 | Helen Niedermyer | 54 | Wife | — | Iowa |
| 20 | Milton Niedermyer | 15 | Son | Helper | Iowa |
| 21 | Francis Stewart | 52 | Head | Farmer | Iowa |
| 22 | Ellen Stewart | 49 | Wife | — | Iowa |
| 23 | Richard Stewart | 30 | Son | Helper | Iowa |
| 24 | Maurice Stewart | 27 | Son | Helper | Iowa |
| 25 | Phyllis Stewart | 13 | Daughter | — | Iowa |
| 26 | Donald Stewart | 9 | Son | — | Iowa |
| 27 | Keith Stewart | 7 | Son | — | Iowa |
| 28 | Harold Mensching | 28 | Head | Farmer | Iowa |
| 29 | Myrtle Mensching | 25 | Wife | — | Missouri |
| 30 | Roger Mensching | 1 | Son | — | Iowa |
| 31 | Carol Mensching | 0 | Daughter | — | Iowa |
| 32 | Henry Mensching | 57 | Head | Farmer | Iowa |
| 33 | Harry Mensching | 23 | Son | Helper | Iowa |
| 34 | Herman Mensching | 14 | Son | Helper | Iowa |
| 35 | Mette Gunderson | 64 | Housekeeper | Housekeeper | Denmark |
| 36 | Francis Michael | 38 | Head | Farmer | Iowa |
| 37 | Alice Michael | 32 | Wife | — | Iowa |
| 38 | Paul Michael | 5 | Son | — | Iowa |
| 39 | Kermit Taepper | 30 | Head | Farmer | Kansas |
| 40 | Mildred Taepper | 26 | Wife | — | Iowa |
Pedigree Summary
Robert + 3 siblings
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)