JL
John Linn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Elkhart-County, Indiana
Our Model Tree links this John Linn across the 1930 and 1940 US Censuses in Elkhart-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Elkhart-County, Indiana |
| Surname | Linn |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Nappanee |
| 1935 Residence (County) | Elkhart |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Nappanee |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| John Linn | Head | — | 46 | ~1894 |
| Richard Linn | Son | — | 10 | ~1930 |
| Beatrice Linn | Daughter | — | 14 | ~1926 |
| Dora Linn | Daughter | — | 18 | ~1922 |
| June Linn | Daughter | — | 12 | ~1928 |
| John Linn | Son | — | 15 | ~1925 |
| Helen Linn | Daughter | — | 17 | ~1923 |
| Mona Linn | Spouse | — | 44 | ~1896 |
| Miner Linn | Other | — | 81 | ~1859 |
Census Appearances
1930
Elkhart, Indiana
Son, age 5
Elkhart, Indiana · implied b. ~1925 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Linn |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Elkhart-County, Indiana
Son, age 15
Elkhart-County, Indiana · implied b. ~1925 — 9 household members
| Surname | Linn |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Nappanee |
| 1935 Residence (County) | Elkhart |
| Highest Grade | 8 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Linn across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Linn
Son · 1940 · age 15 · b. ~1925 · Indiana
★ You are viewing this record
Sibling
June Linn
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dora Linn
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Linn
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Linn
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Linn
Sibling · 1940 · 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
1940 US Federal Census — Elkhart-County, Indiana
Open full size
1940 US Federal Census — Elkhart-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01041-00584)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | David Miller | 21 | Son | Clothing Cleaner | Indiana |
| 42 | Betty Miller | 15 | Daughter | — | Indiana |
| 43 | Catherine Miller | 14 | Daughter | — | Indiana |
| 44 | Calvin Leslie | 33 | Head | Farmer | Indiana |
| 45 | Etta Leslie | 30 | Wife | — | Indiana |
| 46 | Ray F. Thomas | 38 | Head | Garage Mechanic | Indiana |
| 47 | Nettie D. Thomas | 37 | Wife | — | Ohio |
| 48 | Mary D. Thomas | 20 | Daughter | Servant | Indiana |
| 49 | Nora Thomas | 14 | Daughter | — | Indiana |
| 50 | James Thomas | 11 | Son | — | Indiana |
| 51 | Raymond Thomas | 4 | Son | — | Indiana |
| 52 | Mary Lepp | 68 | Head | — | Germany |
| 53 | Pauline Lepp | 30 | Daughter | Waitress | Indiana |
| 54 | Lucy Klotz | 70 | Sister | Dairyman | Indiana |
| 55 | Paul Hochstetler | 21 | Lodger | — | Indiana |
| 56 | John Linn | 46 | Head | Dry Mill Mechanic | Indiana |
| 57 | Mona E. Linn | 44 | Wife | — | Indiana |
| 58 | Dora Linn | 18 | Daughter | Housework | Indiana |
| 59 | Helen Linn | 17 | Daughter | — | Indiana |
| 60 | John Jr. Linn THIS PERSON | 15 | Son | — | Indiana |
| 61 | Beatrice Linn | 14 | Daughter | — | Indiana |
| 62 | June Linn | 12 | Daughter | — | Indiana |
| 63 | Richard Linn | 10 | Son | — | Indiana |
| 64 | Miner Linn | 81 | Father | — | Indiana |
| 65 | Barbra Musser | 53 | Head | — | Indiana |
| 66 | Hazel M. Holderman | 41 | Daughter | — | Indiana |
| 67 | Alba R. Holderman | 5 | Son | — | Indiana |
| 68 | Joyce E. Holderman | 3 | Daughter | — | Indiana |
| 69 | Martha Slough | 75 | Head | — | Indiana |
| 70 | William H. Woodbury | 77 | Head | — | Indiana |
| 71 | Jane Woodbury | 73 | Wife | — | Indiana |
| 72 | Levi Troup | 78 | Head | Fireman | Indiana |
| 73 | Anna Troup | 71 | Wife | — | Indiana |
| 74 | Benney Weaver | 74 | Head | — | Ohio |
| 75 | Nellie Weaver | 63 | Wife | — | Indiana |
| 76 | Levi Farmwald | 65 | Head | — | Indiana |
| 77 | Orra Farmwald | 59 | Wife | — | Indiana |
| 78 | Alpheus Lehman | 57 | Head | Erecting Case | Indiana |
| 79 | Alberta Lehman | 49 | Wife | Sewing Room | Nebraska |
| 80 | Isabela Rinebarger | 16 | Daughter | — | Indiana |
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)