JP
John Post — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Osceola-County, Iowa
Our Model Tree links this John Post across the 1930 and 1940 US Censuses in Osceola-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Osceola-County, Iowa |
| Surname | Post |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Nobles |
| 1935 Residence (County) | Minnesota |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Fairview Township |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Janelle Post | Daughter | — | 8 | ~1932 |
| John Sleeper | Other | — | 40 | ~1900 |
| Gertrude Post | Head | — | 42 | ~1898 |
| Milton Post | Son | — | 10 | ~1930 |
| Eunice Post | Daughter | — | 18 | ~1922 |
| Lloyd Post | Son | — | 13 | ~1927 |
| Jean Post | Daughter | — | 11 | ~1929 |
| Joan Post | Daughter | — | 13 | ~1927 |
| John Post | Son | — | 16 | ~1924 |
Census Appearances
1930
Nobles, Minnesota
Son, age 6
Nobles, Minnesota · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Post |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Osceola-County, Iowa
Son, age 16
Osceola-County, Iowa · implied b. ~1924 — 9 household members
| Surname | Post |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Nobles |
| 1935 Residence (County) | Minnesota |
| Highest Grade | Hs 1 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Post across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Post
Son · 1940 · age 16 · b. ~1924 · Iowa
★ You are viewing this record
Sibling
Jean Post
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Post
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milton Post
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Post
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janelle Post
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eunice Post
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 — Osceola-County, Iowa
Open full size
1940 US Federal Census — Osceola-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01187-00655)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lucy Oates | 52 | Head | Housewife | So Dakota |
| 2 | Ray Oates | 29 | Son | Farm Laborer | So Dakota |
| 3 | Peter D. Oates | 22 | Son | Farm Laborer | So Dakota |
| 4 | Louis Oates | 17 | Son | Farm Laborer | So Dakota |
| 5 | Donald Oates | 14 | Son | Farm Laborer | So Dakota |
| 6 | William Hartwig | 45 | Head | Farm Operator | Iowa |
| 7 | De Los Hartwig | 22 | Son | Farm Laborer | Iowa |
| 8 | Arnold Bell | 24 | Hired hand | Farm Laborer | Iowa |
| 9 | Charles Christiansen | 17 | Hired hand | Farm Laborer | Iowa |
| 10 | Lena Gickert | 43 | Housekeeper | House Work | Iowa |
| 11 | Henry Ritter | 40 | Head | Farm Operator | Iowa |
| 12 | Evelyn Ritter | 24 | Wife | Housewife | Iowa |
| 13 | Marlis Ritter | 5 | Daughter | — | Iowa |
| 14 | Ling R. A. | 65 | Head | Farm Operator | Wisconsin |
| 15 | Ethel Ling | 63 | Wife | Housewife | Iowa |
| 16 | Martin Mortensen | 43 | Head | Farm Operator | Iowa |
| 17 | Esther Mortensen | 30 | Wife | Housewife | Illinois |
| 18 | Lois May Mortensen | 20 | Daughter | House Work | Iowa |
| 19 | Guild Jensen | 23 | Head | Farm Laborer | South Dakota |
| 20 | Lorraine Jensen | 19 | Wife | House Wife | Iowa |
| 21 | Hugo George Hagener | 54 | Head | Farm Operator | Iowa |
| 22 | Jessie Hagener | 53 | Wife | Housewife | Iowa |
| 23 | Clyde Palmer | 49 | Head | Farm Operator | Iowa |
| 24 | John K Mick | 31 | Head | Farm Operator | Iowa |
| 25 | Dorothy Mick | 30 | Wife | House Wife | Iowa |
| 26 | Kathleen Mick | 1 | Daughter | — | Iowa |
| 27 | Denny Lee Mick | 0 | Son | — | Iowa |
| 28 | John Grotel | 30 | Hired hand | Farm Operator | Iowa |
| 29 | Ethel Mick | 29 | Wife | Housewife | Iowa |
| 30 | Lydia Ellen Mick | 3 | Daughter | — | Iowa |
| 31 | Jerry John Mick | 1 | Son | — | Iowa |
| 32 | Gertrude Post | 42 | Head | Farm Operator | Iowa |
| 33 | Eunice Post | 18 | Daughter | — | Minnesota |
| 34 | John Post THIS PERSON | 16 | Son | — | Minnesota |
| 35 | Lloyd Post | 13 | Son | — | Minnesota |
| 36 | Joan Post | 13 | Daughter | — | Minnesota |
| 37 | Jean Post | 11 | Daughter | — | Minnesota |
| 38 | Milton Post | 10 | Son | — | Minnesota |
| 39 | Janelle Post | 8 | Daughter | — | Minnesota |
| 40 | John Sleeper | 40 | Hired hand | Farm Hand | Germany |
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)