JC
John Case — 1920 US Census Record
Model Tree available1920 United States Federal Census · Henry, Iowa
Our Model Tree links this John Case across the 1900, 1910 and 1920 US Censuses in Henry, Iowa (XGBoost, ~Confirmed), with identified parents Charles & Cornelius — first a son (b.~1900), then head of a 6-person household.
Age 20
b. ~1900
Male
Son
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Henry, Iowa |
| Surname | Case |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Auto Mechanic |
| Township / Ward | Mt Pleasant City |
| Est. Birth Year | ~1900 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Marie Case | Daughter | — | 13 | ~1907 |
| Bertha Case | Spouse | — | 43 | ~1877 |
| John Case | Son | — | 20 | ~1900 |
| S Case | Head | — | 49 | ~1871 |
| Everett Case | Son | — | 17 | ~1903 |
| Charlie Case | Son | — | 15 | ~1905 |
Census Appearances
1900
Henry, Iowa
Son, age 1
Henry, Iowa · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Birth Month | Mch |
| Birth Year | 1899 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1910
Henry, Iowa
Son, age 11
Henry, Iowa · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Case |
| Given Name | John S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Henry, Iowa
Son, age 20
Henry, Iowa · implied b. ~1900 — 6 household members
| Surname | Case |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Case across 3 US Census years (1900, 1910 and 1920) in Henry, Iowa, using XGBoost record linkage. Identified parents: father Charles Case (~0.92 confidence) and father Cornelius Case (~0.92 confidence) and father S Case (~0.92 confidence) and mother Dora Case (~0.92 confidence) and mother Bertha Case (~0.92 confidence) and mother Bertha Case (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Case
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Cornelius Case
b. ~1871
Source father
● Household
· direct · ~0.92
Father
S Case
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Dora Case
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Bertha Case
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Bertha Case
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Case
Son · 1920 · age 20 · b. ~1900 · Iowa
★ You are viewing this record
Sibling
Marie Case
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlie Case
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Everett Case
Sibling · 1920 · age 17
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
1920 US Federal Census — Henry, Iowa
Open full size
1920 US Federal Census — Henry, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu493unit:0715)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lulu Lauterbach | 50 | Wife | Salesman | Iowa |
| 52 | Mary Cavanaugh | 24 | Daughter | Salesman | Iowa |
| 53 | Alice Cavanaugh | 13 | Daughter | — | Iowa |
| 54 | Mark Thomas | 39 | Head | Stenographer | Iowa |
| 55 | Dorothy Thomas | 10 | Daughter | — | Iowa |
| 56 | J. G. Miller | 51 | Head | Laborer | Iowa |
| 57 | Ray C. Smith | 36 | Head | Auto Mechanic | Illinois |
| 58 | Mary Smith | 37 | Wife | — | Illinois |
| 59 | Eva Smith | 18 | Daughter | — | Illinois |
| 60 | Ivan Smith | 13 | Son | — | Illinois |
| 61 | Mildred Smith | 9 | Daughter | — | Illinois |
| 62 | Charles C. Mclean | 55 | Head | Music Store | Iowa |
| 63 | Katherine Mclean | 42 | Wife | — | Iowa |
| 64 | Helen Mclean | 18 | Daughter | — | Iowa |
| 65 | Harold Mclean | 16 | Son | — | Iowa |
| 66 | Ruth Mclean | 14 | Daughter | — | Iowa |
| 67 | Thornton Mclean | 12 | Son | — | Iowa |
| 68 | Julia Mackin | 70 | Head | — | Ireland |
| 69 | George Meeker | 56 | Head | — | Ohio |
| 70 | Molly Meeker | 48 | Wife | — | Iowa |
| 71 | Laura Meeker | 22 | Daughter | Asst Postmaster | Iowa |
| 72 | Paul Meeker | 25 | Son | Farm Laborer | Iowa |
| 73 | Will Meeker | 18 | Son | Press Operator | Iowa |
| 74 | Julius Winter | 63 | Head | Music Teacher | Bohemia |
| 75 | C. C. Montgomery | 75 | Head | — | Pennsylvania |
| 76 | Martha Ann Montgomery | 68 | Wife | — | Indiana |
| 77 | S. C. Case | 49 | Head | — | Iowa |
| 78 | Bertha Case | 43 | Wife | — | Iowa |
| 79 | John Case THIS PERSON | 20 | Son | Auto Mechanic | Iowa |
| 80 | Everett Case | 17 | Son | — | Iowa |
| 81 | Charlie Case | 15 | Son | — | Iowa |
| 82 | Marie Case | 13 | Daughter | — | Iowa |
| 83 | W. F. Morris | 50 | Head | — | Missouri |
| 84 | Hattie Morris | 52 | Wife | — | Iowa |
| 85 | Eva Morris | 20 | Daughter | — | Iowa |
| 86 | Beatrice Morris | 16 | Daughter | — | Iowa |
| 87 | May Linder | 25 | Daughter | Foreman | Iowa |
| 88 | Dale Linder | 4 | Grandson | — | Iowa |
| 89 | Donald Linder | 3 | Grandson | — | Iowa |
| 90 | Edward V. Norris | 38 | Head | Gardener | Iowa |
| 91 | Grace Norris | 34 | Wife | — | Iowa |
| 92 | Jack Norris | 8 | Son | — | Iowa |
| 93 | Joe Norris | 8 | Son | — | Iowa |
| 94 | Alice Corcoran | 57 | Head | Farmer | Canada |
| 95 | Aura Lindsay | 46 | Head | Salesman | Idaho |
| 96 | Cleo Lindsay | 40 | Wife | — | Illinois |
| 97 | Audrey Lindsay | 14 | Daughter | — | Minnesota |
| 98 | Camille Lindsay | 13 | Daughter | — | Oklahoma |
| 99 | Worthington Lindsay | 11 | Son | — | Utah |
| 100 | Joe G. Lindsay | 4 | Son | — | Illinois |
Pedigree Summary
John + 3 siblings
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)