JH
John Hess — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Shelby, Iowa
Our Model Tree links this John Hess across the 1930 and 1940 US Censuses in Shelby, Iowa (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 1
b. ~1929
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Shelby, Iowa |
| Surname | Hess |
| Given Name | John K. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Jackson Township |
| Est. Birth Year | ~1929 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ruby Hess | Daughter | — | 9 | ~1921 |
| Edna Hess | Daughter | — | 7 | ~1923 |
| Amy Hess | Daughter | — | 3 | ~1927 |
| Adolf Hess | Head | — | 43 | ~1887 |
| James Hess | Son | — | 6 | ~1924 |
| John Hess | Son | — | 1 | ~1929 |
| Russel Hess | Son | — | 4 | ~1926 |
| Johanna Hess | Spouse | — | 37 | ~1893 |
Census Appearances
1930
Shelby, Iowa
Son, age 1
Shelby, Iowa · implied b. ~1929 — 8 household members
| Surname | Hess |
| Given Name | John K. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Denmark |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
Son, age 11
Shelby-County, Iowa · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Haas |
| Given Name | John K |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jackson Township |
| 1935 Residence (County) | Shelby |
| Highest Grade | No 6 |
| 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 John Hess across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Hess
Son · 1930 · age 1 · b. ~1929 · Iowa
★ You are viewing this record
Sibling
Ruby Hess
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amy Hess
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Hess
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russel Hess
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Hess
Sibling · 1930 · age 7
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
1930 US Federal Census — Shelby, Iowa
Open full size
1930 US Federal Census — Shelby, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel682:0718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Hans E. Hansen | 28 | Son | Farm Laborer | Iowa |
| 52 | Marie E. Hansen | 25 | Daughter | — | Iowa |
| 53 | Raymond Hansen | 21 | Son | — | Iowa |
| 54 | Alta V. Hansen | 18 | Daughter | — | Iowa |
| 55 | Chris Y. Hess | 47 | Head | Farmer | Iowa |
| 56 | Mildred Hess | 40 | Wife | — | Iowa |
| 57 | Evelyn W. Hess | 19 | Daughter | — | Iowa |
| 58 | Gordon S. Hess | 17 | Son | — | Iowa |
| 59 | Phillip Christensen | 33 | Head | Farmer | Iowa |
| 60 | Blanche F. Christensen | 29 | Wife | — | Iowa |
| 61 | Marjorie M. Christensen | 0 | Daughter | — | Iowa |
| 62 | Elsa J. Thorsen | 62 | Mother-in-law | — | Illinois |
| 63 | Leonard Christensen | 18 | Laborer | Farm Laborer | Iowa |
| 64 | Nicolas H. Ohms | 62 | Head | Farmer | Denmark |
| 65 | Anna M. Ohms | 57 | Wife | — | Denmark |
| 66 | Mabel E. Ohms | 21 | Daughter | — | Iowa |
| 67 | Marion A. Hansen | 16 | Nephew | — | Iowa |
| 68 | Ivan O. Ohms | 12 | Son | — | Iowa |
| 69 | Melburn J. Kringler | 18 | Lodger | Farm Laborer | Iowa |
| 70 | Herman Hess | 43 | Head | Farmer | Iowa |
| 71 | Blanche Hess | 32 | Wife | — | Iowa |
| 72 | June J. Hess | 11 | Daughter | — | Iowa |
| 73 | Dorothea J. Hess | 9 | Daughter | — | Iowa |
| 74 | Wayne W. Hess | 8 | Son | — | Iowa |
| 75 | Lyle L. Hess | 4 | Son | — | Iowa |
| 76 | Soren Nelson | 37 | Laborer | Farm Laborer | Denmark |
| 77 | Adolf Hess | 43 | Head | Farmer | Illinois |
| 78 | Johanna K. Hess | 37 | Wife | — | Denmark |
| 79 | Ruby A. Hess | 9 | Daughter | — | Iowa |
| 80 | Edna A. Hess | 7 | Daughter | — | Iowa |
| 81 | James A. Hess | 6 | Son | — | Iowa |
| 82 | Russel Hess | 4 | Son | — | Iowa |
| 83 | Amy A. Hess | 3 | Daughter | — | Iowa |
| 84 | John K. Hess THIS PERSON | 1 | Son | — | Iowa |
| 85 | Glen W. Domgaard | 35 | Head | Farmer | Iowa |
| 86 | Mary C. Domgaard | 33 | Wife | — | Iowa |
| 87 | Fern L. Domgaard | 10 | Daughter | — | Iowa |
| 88 | James Peterson | 45 | Head | Farmer | Iowa |
| 89 | Anne Peterson | 45 | Wife | — | Iowa |
| 90 | Elva F. Peterson | 19 | Daughter | — | Iowa |
| 91 | Gladys A. Peterson | 14 | Daughter | — | Iowa |
| 92 | Lester L. Peterson | 9 | Son | — | Iowa |
| 93 | Leon V. Peterson | 8 | Son | — | Iowa |
| 94 | Chris Knudsen | 19 | Laborer | Farm Laborer | Denmark |
| 95 | Dew H. Mathisen | 48 | Head | Farmer | Iowa |
| 96 | Delmar M. Mathisen | 48 | Wife | — | Denmark |
| 97 | Henry Mathisen | 22 | Son | — | Iowa |
| 98 | Enid Mathisen | 20 | Daughter | — | Iowa |
| 99 | Ernest Hess | 41 | Head | Farmer | Iowa |
| 100 | Rosabell Hess | 38 | Wife | — | Iowa |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)