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John Rowe — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Codington-County, South Dakota
Our Model Tree links this John Rowe across the 1930 and 1940 US Censuses in Codington-County, South Dakota (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 8-person household.
Age 23
b. ~1917
Male
Son
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Codington-County, South Dakota |
| Surname | Rowe |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Codington S. D. |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | South Dakota |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farmer |
| Township / Ward | Phipps Twp |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Wilma Rowe | Daughter | — | 16 | ~1924 |
| Mary Rowe | Daughter | — | 13 | ~1927 |
| William Rowe | Son | — | 16 | ~1924 |
| Myron Rowe | Head | — | 44 | ~1896 |
| Robert Rowe | Son | — | 9 | ~1931 |
| John Rowe | Son | — | 23 | ~1917 |
| James Rowe | Son | — | 6 | ~1934 |
| Nelsenia Rowe | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Codington, South …
Son, age 13
Codington, South Dakota · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rowe |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Codington-County, South …
Son, age 23
Codington-County, South Dakota · implied b. ~1917 — 8 household members
| Surname | Rowe |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Codington S. D. |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | South Dakota |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 John Rowe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Rowe
Son · 1940 · age 23 · b. ~1917 · South Dakota
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Sibling
Mary Rowe
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Rowe
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Rowe
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Rowe
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilma Rowe
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 — Codington-County, South Dakota
Open full size
1940 US Federal Census — Codington-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03852-00160)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mamie Mesoden | 28 | Daughter | Teacher | So. Dak |
| 2 | B Mesoden | 27 | Daughter | Teacher | So. Dak |
| 3 | Ray Mesoden | 25 | Son | Laborer | So. Dak |
| 4 | Walter D. Geiger | 33 | Head | Farmer | Canada Alberta |
| 5 | Edith Geiger | 39 | Wife | — | Minnesota |
| 6 | Eugene Geiger | 11 | Son | — | So. Dak |
| 7 | Marion Geiger | 8 | Son | — | So. Dak |
| 8 | John D. Morden | 78 | Head | Farmer | Canada English |
| 9 | Elmer D. Cabb | 58 | Hired Hand | Laborer | Iowa |
| 10 | Edgar D. Kingsley | 34 | Head | Farmer | Minnesota |
| 11 | Sybil Kingsley | 22 | Wife | — | Iowa |
| 12 | Elgar Kingsley | 5 | Son | — | So. Dak |
| 13 | Treat Kingsley | 4 | Son | — | So. Dak |
| 14 | Patty Kingsley | 2 | Daughter | — | So. Dak |
| 15 | Rose Kingsley | 0 | Daughter | — | So. Dak |
| 16 | Albert Rowe | 20 | Half brother | Laborer | Minnesota |
| 17 | Fred A. Crawford | 41 | Head | Farmer | So. Dak |
| 18 | Leah D. Crawford | 42 | Wife | — | So. Dak |
| 19 | Cleo Crawford | 19 | Daughter | — | So. Dak |
| 20 | Richard Crawford | 14 | Son | — | So. Dak |
| 21 | Virgil Crawford | 19 | Brother | Laborer | So. Dak |
| 22 | Eva Shum | 22 | Lodger | Teacher | So. Dak |
| 23 | Myron W. Rowe | 44 | Head | Farmer | Missouri |
| 24 | Nelsenia D. Rowe | 45 | Wife | — | Iowa |
| 25 | John Rowe THIS PERSON | 23 | Son | Farmer | Missouri |
| 26 | William Rowe | 16 | Son | — | So. Dak |
| 27 | Wilma Rowe | 16 | Daughter | — | So. Dak |
| 28 | Mary Jane Rowe | 13 | Daughter | — | So. Dak |
| 29 | Robert Rowe | 9 | Son | — | So. Dak |
| 30 | James Rowe | 6 | Son | — | So. Dak |
| 31 | Robert Nichols | 45 | Head | Farmer | Iowa |
| 32 | Gathel D. Nichols | 38 | Wife | — | Oklahoma |
| 33 | Raymond Nichols | 19 | Son | Laborer | So. Dak |
| 34 | Cleo Nichols | 12 | Daughter | — | So. Dak |
| 35 | Anna Mae Nichols | 6 | Daughter | — | So. Dak |
| 36 | Robert J. Nichols | 3 | Son | — | So. Dak |
| 37 | Donald Nichols | 1 | Son | — | So. Dak |
| 38 | Glen Campbell | 38 | Head | Farmer | So. Dak |
| 39 | Alice D. Campbell | 30 | Wife | — | Minnesota |
| 40 | Robert F. Campbell | 6 | Son | — | So. Dak |
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)