RP
Robert Perkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dickinson-County, Iowa
Our Model Tree links this Robert Perkins across the 1920, 1930 and 1940 US Censuses in Dickinson-County, Iowa (XGBoost, ~Confirmed), with identified parents Benjamin & Lydia — first a head (b.~1905), then head of a 10-person household.
Age 35
b. ~1905
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dickinson-County, Iowa |
| Surname | Perkins |
| Given Name | Robert E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Dickinson |
| Additional Details | |
| Occupation | Farm operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farm Operator |
| Township / Ward | Richland Township |
| Est. Birth Year | ~1905 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Perkins | Spouse | — | 32 | ~1908 |
| Robert Perkins | Head | — | 35 | ~1905 |
| Reva Perkins | Daughter | — | 12 | ~1928 |
| Marjorie Perkins | Daughter | — | 9 | ~1931 |
| Helen Perkins | Daughter | — | 14 | ~1926 |
| Muriel Perkins | Daughter | — | 4 | ~1936 |
| Franklin Perkins | Son | — | 1 | ~1939 |
| Ruth Perkins | Daughter | — | 8 | ~1932 |
| Ralph Perkins | Son | — | 13 | ~1927 |
| Harry Perkins | Son | — | 7 | ~1933 |
Census Appearances
1920
Dickinson, Iowa
Son, age 15
Dickinson, Iowa · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perkins |
| Given Name | Robert E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Dickinson, Iowa
Head, age 25
Dickinson, Iowa · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perkins |
| Given Name | Robert E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 20 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Dickinson-County, Iowa
Head, age 35
Dickinson-County, Iowa · implied b. ~1905 — 10 household members
| Surname | Perkins |
| Given Name | Robert E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Dickinson |
| Occupation | Farm operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Iowa |
| 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 Perkins across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Benjamin Perkins (~0.92 confidence) and mother Lydia Perkins (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Benjamin Perkins
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Lydia Perkins
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Perkins
Head · 1940 · age 35 · b. ~1905 · 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 — Dickinson-County, Iowa
Open full size
1940 US Federal Census — Dickinson-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01157-00293)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Orpha R. Mathieson | 43 | Wife | — | Iowa |
| 2 | Roger G. Mathieson | 18 | Son | — | Iowa |
| 3 | Ruth M. Mathieson | 16 | Daughter | — | Iowa |
| 4 | Donna J. Mathieson | 13 | Daughter | — | Iowa |
| 5 | W. Otto Rowland | 66 | Head | Retired Farmer | Iowa |
| 6 | Connie Rowland | 62 | Wife | Farm Operator | Iowa |
| 7 | Lawrence Rowland | 26 | Son | Bartender | Iowa |
| 8 | Lucille Rowland | 13 | Granddaughter | — | Iowa |
| 9 | Robert E. Perkins THIS PERSON | 35 | Head | Farm Operator | Iowa |
| 10 | Gertrude M. Perkins | 32 | Wife | — | Iowa |
| 11 | Helen M. Perkins | 14 | Daughter | — | Iowa |
| 12 | Ralph B. Perkins | 13 | Son | — | Iowa |
| 13 | Reva D. Perkins | 12 | Daughter | — | Iowa |
| 14 | Marjorie A. Perkins | 9 | Daughter | — | Iowa |
| 15 | Ruth G. Perkins | 8 | Daughter | — | Iowa |
| 16 | Harry R. Perkins | 7 | Son | — | Iowa |
| 17 | Muriel E. Perkins | 4 | Daughter | — | Iowa |
| 18 | Franklin C. Perkins | 1 | Son | — | Iowa |
| 19 | Herman W. Dammann | 60 | Head | Farm Operator | Illinois |
| 20 | Maude E. Dammann | 55 | Wife | — | Iowa |
| 21 | Waldo H. Dammann | 28 | Son | Farm Operator | Iowa |
| 22 | Charles B. Lewis | 66 | Head | Farm Operator | Iowa |
| 23 | Edith M. Lewis | 59 | Wife | — | Iowa |
| 24 | Marie E. Lewis | 24 | Daughter | — | Iowa |
| 25 | Dale L. Lewis | 24 | Son | Farm Operator | Iowa |
| 26 | Ben H. Perkins | 61 | Head | Farm Operator | Illinois |
| 27 | Anna M. Perkins | 56 | Wife | — | Iowa |
| 28 | Andrew J. Christensen | 50 | Head | Farm Operator | Denmark |
| 29 | Carrie M. Christensen | 46 | Wife | — | Denmark |
| 30 | Robert K. Christensen | 22 | Son | Farm Operator | Iowa |
| 31 | Peter C. Christensen | 19 | Son | — | Iowa |
| 32 | Audrey C. Christensen | 15 | Daughter | — | Iowa |
| 33 | Sam Walker | 33 | Head | Horse Buyer | Illinois |
| 34 | Jessie Walker | 29 | Wife | — | Illinois |
| 35 | Eugene R. Hansen | 11 | Step son | — | Iowa |
| 36 | Mary Jane Hansen | 10 | Step daughter | — | Iowa |
| 37 | Wayne R. Ismail | 39 | Head | Farm Operator | Illinois |
| 38 | Eulalie Ismail | 39 | Wife | — | Iowa |
| 39 | Hugh W. Ismail | 10 | Son | — | Iowa |
| 40 | Russell Legat | 25 | Head | Farm Laborer | Iowa |
Pedigree Summary
Robert
Gen 1 · 2 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)