RB
Robert Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winneshiek-County, Iowa
Our Model Tree links this Robert Brown across the 1920, 1930 and 1940 US Censuses in Winneshiek-County, Iowa (XGBoost, ~Confirmed), with identified parents Reuben & Reuben — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Winneshiek-County, Iowa |
| Surname | Brown |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Austin |
| 1935 Residence (County) | Mower |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 68 |
| Income (1939) | 420 |
| Highest Grade | No 4 |
| 1935 Residence | Minnesota |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Laborer |
| Township / Ward | Madison Twp |
| Est. Birth Year | ~1913 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Reuben Brown | Head | — | 52 | ~1888 |
| Robert Brown | Son | — | 27 | ~1913 |
| Beryl Brown | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Winneshiek, Iowa
Son, age 7
Winneshiek, Iowa · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Winneshiek, Iowa
Son, age 17
Winneshiek, Iowa · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Robert A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Winneshiek-County, Iowa
Son, age 27
Winneshiek-County, Iowa · implied b. ~1913 — 3 household members
| Surname | Brown |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Austin |
| 1935 Residence (County) | Mower |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 68 |
| Income (1939) | 420 |
| Highest Grade | No 4 |
| 1935 Residence | Minnesota |
| 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 Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Reuben Brown (~0.92 confidence) and father Reuben Brown (~0.92 confidence) and father Walter Brown (~0.92 confidence) and mother Beryl Brown (~0.92 confidence) and mother Beryl Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Reuben Brown
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Reuben Brown
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Walter Brown
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Beryl Brown
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Beryl Brown
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Brown
Son · 1940 · age 27 · b. ~1913 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Winneshiek-County, Iowa
Open full size
1940 US Federal Census — Winneshiek-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01213-00896)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Philip J. Knutson | 42 | Head | Farmer | Iowa |
| 2 | Cara Knutson | 42 | Wife | — | Iowa |
| 3 | Phyllis Knutson | 15 | Daughter | — | Iowa |
| 4 | Jeanette Knutson | 11 | Daughter | — | Iowa |
| 5 | Elias G. Rindall | 60 | Hired hand | — | Norway |
| 6 | Reuben A. Brown | 52 | Head | Laborer | Minnesota |
| 7 | Beryl Brown | 47 | Wife | Farmer | Iowa |
| 8 | Robert A. Brown THIS PERSON | 27 | Son | Laborer | Iowa |
| 9 | John C. Fretheim | 34 | Head | Farmer | Iowa |
| 10 | Edrie Fretheim | 32 | Wife | — | Iowa |
| 11 | Darlene Fretheim | 11 | Daughter | — | Iowa |
| 12 | Jeanine Fretheim | 4 | Daughter | — | Iowa |
| 13 | Elmer O. Evenson | 40 | Head | Farmer | Minnesota |
| 14 | Mabel Evenson | 35 | Wife | — | Iowa |
| 15 | Olaf D. Fretheim | 43 | Head | Farmer | Iowa |
| 16 | Ruby Fretheim | 38 | Wife | — | Iowa |
| 17 | Herbert Fretheim | 18 | Son | Laborer | Iowa |
| 18 | Stewart W. Baker | 53 | Head | Farmer | Iowa |
| 19 | Lula Baker | 50 | Wife | — | Iowa |
| 20 | Robert Baker | 23 | Son | Laborer | Iowa |
| 21 | Virginia Baker | 16 | Daughter | — | Iowa |
| 22 | Clem R. Dinger | 25 | Head | Laborer | Iowa |
| 23 | Tena Dinger | 41 | Wife | — | Iowa |
| 24 | Vernon Herman | 28 | Head | Farmer | Iowa |
| 25 | Hazel Herman | 22 | Wife | — | Iowa |
| 26 | Vincent Herman | 1 | Son | — | Iowa |
| 27 | Gunhild Gulrudsen | 75 | Head | — | Iowa |
| 28 | Carl Gulrudsen | 40 | Son | Farmer | Iowa |
| 29 | Marie Gulrudsen | 76 | Mother | — | Norway |
| 30 | Lucille Horn | 23 | Servant | Servant | Iowa |
| 31 | Bertha Gudvick | 82 | Lodger | — | Norway |
| 32 | Thomas Horn | 16 | Hired hand | Laborer | Iowa |
| 33 | Joseph G. Dahle | 38 | Head | Farmer | Iowa |
| 34 | Edith Dahle | 36 | Wife | — | Iowa |
| 35 | Elaine Dahle | 12 | Daughter | — | Iowa |
| 36 | Lorraine Dahle | 10 | Daughter | — | Iowa |
| 37 | Marion Dahle | 8 | Daughter | — | Iowa |
| 38 | Melvin Dahl | 24 | Hired hand | Laborer | Iowa |
| 39 | Oscar Vick | 55 | Head | Farmer | Iowa |
| 40 | Alida Vick | 52 | Wife | — | Iowa |
Pedigree Summary
Robert
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)