RB
Russell Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · Poweshiek-County, Iowa
Our Model Tree links this Russell Brown across the 1920, 1930 and 1940 US Censuses in Poweshiek-County, Iowa (XGBoost, ~Confirmed), with identified parents Carl & Carl — first a son (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Poweshiek-County, Iowa |
| Surname | Brown |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Grinnell City |
| 1935 Residence (County) | Poweshiek County |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 332 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Mechanic |
| Township / Ward | Grinnell City |
| Est. Birth Year | ~1919 |
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 Russell | Age | Birth yr |
|---|---|---|---|---|
| Russell Brown | Son | — | 21 | ~1919 |
| Gary Brown | Son | — | 1 | ~1939 |
| Judith Brown | Daughter | — | 2 | ~1938 |
| Carl Brown | Head | — | 52 | ~1888 |
| Frances Brown | Daughter | — | 13 | ~1927 |
| Olive Brown | Spouse | — | 48 | ~1892 |
| Ralph Brown | Son | — | 16 | ~1924 |
Census Appearances
1920
Poweshiek, Iowa
Son, age 1
Poweshiek, Iowa · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Poweshiek, Iowa
Son, age 11
Poweshiek, Iowa · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Poweshiek-County, Iowa
Son, age 21
Poweshiek-County, Iowa · implied b. ~1919 — 7 household members
| Surname | Brown |
| Given Name | Russell |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Grinnell City |
| 1935 Residence (County) | Poweshiek County |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 12 |
| Income (1939) | 332 |
| 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 Russell Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carl Brown (~0.92 confidence) and father Carl Brown (~0.92 confidence) and father Earl Brown (~0.92 confidence) and mother Olive Brown (~0.92 confidence) and mother Olive Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carl Brown
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Carl Brown
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Earl Brown
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Olive Brown
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Olive Brown
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Russell Brown
Son · 1940 · age 21 · b. ~1919 · Iowa
★ You are viewing this record
Sibling
Ralph Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Brown
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Judith Brown
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gary Brown
Sibling · 1940 · age 1
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 — Poweshiek-County, Iowa
Open full size
1940 US Federal Census — Poweshiek-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01200-00231)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James G. Davis | 5 | Son | — | Iowa |
| 2 | Pio Paul Davis | 6 | Son | — | Iowa |
| 3 | John C. Davis | 3 | Son | — | Iowa |
| 4 | Carl Brown | 52 | Head | Painter | Kansas |
| 5 | Olive Brown | 48 | Wife | — | Iowa |
| 6 | Russell Brown THIS PERSON | 21 | Son | Mechanic | Iowa |
| 7 | Ralph Brown | 16 | Son | — | Iowa |
| 8 | Frances Brown | 13 | Daughter | — | Iowa |
| 9 | Judith Brown | 2 | Daughter | — | Iowa |
| 10 | Gary Brown | 1 | Son | — | Iowa |
| 11 | Edward Wright | 42 | Head | House Mover | Missouri |
| 12 | Mary Wright | 41 | Wife | — | Missouri |
| 13 | Edward Wright | 18 | Son | — | Missouri |
| 14 | Virgil Wright | 15 | Son | — | Missouri |
| 15 | Florence Wright | 11 | Daughter | — | Iowa |
| 16 | Raymond Wright | 9 | Son | — | Iowa |
| 17 | Adeline Wright | 5 | Daughter | — | Iowa |
| 18 | Eva Harter | 80 | Head | — | Germany |
| 19 | Minnie Beavis | 71 | Head | — | Iowa |
| 20 | Amy Beavis | 37 | Daughter | — | Iowa |
| 21 | Alta Graham | 65 | Head | — | Iowa |
| 22 | Pearl Graham | 60 | Wife | — | Ohio |
| 23 | Ella Graham | 35 | Daughter | — | Iowa |
| 24 | Joseph Workman | 72 | Head | — | Washington |
| 25 | Birdell Workman | 70 | Wife | — | Iowa |
| 26 | Elizabeth Rossman | 51 | Head | Chambermaid | Illinois |
| 27 | John Rossman | 20 | Son | Cook | Illinois |
| 28 | Joe Rossman | 14 | Son | — | Iowa |
| 29 | Roseline Rossman | 10 | Daughter | — | Iowa |
| 30 | Richard Rossman | 8 | Son | — | Iowa |
| 31 | P. R. Johnson | 44 | Head | Road Foreman | Missouri |
| 32 | Rena Johnson | 40 | Wife | — | Missouri |
| 33 | Martin Johnson | 19 | Son | Truck Driver | Missouri |
| 34 | Gene Johnson | 13 | Son | — | Iowa |
| 35 | Robert Johnson | 12 | Son | — | Iowa |
| 36 | Duane Johnson | 9 | Son | — | Iowa |
| 37 | Neil Johnson | 6 | Son | — | Iowa |
| 38 | Frank Havard | 42 | Head | — | Wyoming |
| 39 | Elsie Havard | 39 | Wife | — | Iowa |
| 40 | Adam Krause | 69 | Head | — | Iowa |
Pedigree Summary
Russell + 4 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)