DJ
Donald Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Poweshiek-County, Iowa
Our Model Tree links this Donald Johnson across the 1920, 1930 and 1940 US Censuses in Poweshiek-County, Iowa (XGBoost, ~Confirmed), with identified parents Casper & Edgar — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Poweshiek-County, Iowa |
| Surname | Johnson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Sugar Creek Twp |
| 1935 Residence (County) | Poweshiek |
| 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 | Sugar Creek Twp |
| Est. Birth Year | ~1915 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| George Johnson | Other | — | 83 | ~1857 |
| Donald Johnson | Son | — | 25 | ~1915 |
| Kenneth Johnson | Son | — | 18 | ~1922 |
| Laura Johnson | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Poweshiek, Iowa
Son, age 5
Poweshiek, Iowa · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Poweshiek, Iowa
Son, age 15
Poweshiek, Iowa · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| 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
Poweshiek-County, Iowa
Son, age 25
Poweshiek-County, Iowa · implied b. ~1915 — 4 household members
| Surname | Johnson |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Sugar Creek Twp |
| 1935 Residence (County) | Poweshiek |
| 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 Donald Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Casper Johnson (~0.92 confidence) and father Edgar Johnson (~0.92 confidence) and mother Flossie Johnson (~0.92 confidence) and mother Laura Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Casper Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Edgar Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Flossie Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Laura Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Donald Johnson
Son · 1940 · age 25 · b. ~1915 · Iowa
★ You are viewing this record
Sibling
Kenneth Johnson
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 — 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-t0627-01200-00495)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Laura Johnson | 50 | Wife | — | Iowa |
| 42 | Donald Johnson THIS PERSON | 25 | Son | Farmer | Iowa |
| 43 | Kenneth Johnson | 18 | Son | Farm Laborer | Iowa |
| 44 | George M. Johnson | 83 | Father | — | Ohio |
| 45 | Cyril D. Arthur | 34 | Head | Farmer | Iowa |
| 46 | Phyllis Arthur | 30 | Wife | — | Iowa |
| 47 | Gayle Arthur | 9 | Daughter | — | Iowa |
| 48 | Marylin Arthur | 5 | Daughter | — | Iowa |
| 49 | Wade Arthur | 1 | Son | — | Iowa |
| 50 | Harold D. Macy | 41 | Head | Farmer | Iowa |
| 51 | Alta A. Macy | 43 | Wife | — | Iowa |
| 52 | Mildred L. Macy | 17 | Daughter | — | Iowa |
| 53 | Marilyn Macy | 15 | Daughter | — | Iowa |
| 54 | Head Harlan | None | M | Farm | — |
| 55 | Lauretta Harlan | 64 | Wife | — | Iowa |
| 56 | Wilbur Stanley | 30 | Head | Farmer | Iowa |
| 57 | Wife Stanley | None | F | — | — |
| 58 | Marian Stanley | 6 | Daughter | — | Iowa |
| 59 | Maxine Stanley | 5 | Daughter | — | Iowa |
| 60 | Edward Blaine | 22 | Head | Farmer | Iowa |
| 61 | Henrietta Blaine | 20 | Wife | — | Iowa |
| 62 | Eugene Blaine | 3 | Son | — | Iowa |
| 63 | Bertha Blaine | 1 | Daughter | — | Iowa |
| 64 | Aaron Vopiland | 63 | Head | Farmer | Iowa |
| 65 | Katie Vopiland | 57 | Wife | — | Iowa |
| 66 | Roy C. Vopiland | 26 | Son | Driving School Bus | Iowa |
| 67 | Ray Bracon | 67 | Head | Farm Laborer | Iowa |
| 68 | Olive Bracon | 60 | Wife | — | Iowa |
| 69 | Hazel Bracon | 40 | Daughter | — | Iowa |
| 70 | Harley B. Latham | 60 | Head | Farmer | Iowa |
| 71 | Florence Latham | 54 | Wife | — | Missouri |
| 72 | Clara Sparks | 32 | Housekeeper | Housekeeper | Iowa |
| 73 | Willard J. Hart | 39 | Head | Farmer | Nebraska |
| 74 | Martha Hart | 23 | Wife | — | Iowa |
| 75 | Thomas Lee Hart | 5 | Son | — | Iowa |
| 76 | Thomas J. Stanley | 32 | Head | Farmer | Iowa |
| 77 | Ruth Stanley | 30 | Wife | — | Iowa |
| 78 | Louise Stanley | 4 | Daughter | — | Iowa |
| 79 | Reverta Stanley | 2 | Daughter | — | Iowa |
| 80 | Glenwood Stanley | 1 | Son | — | Iowa |
Pedigree Summary
Donald + 1 sibling
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)