JN
John Nichols — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Owen-County, Indiana
Our Model Tree links this John Nichols across the 1920, 1930 and 1940 US Censuses in Owen-County, Indiana (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 10-person household.
Age 50
b. ~1890
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Owen-County, Indiana |
| Surname | Nichols |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Owen |
| Additional Details | |
| Occupation | Truck |
| Industry | Log Co. |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 420 |
| Highest Grade | No 5 |
| 1935 Residence | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Truck |
| Township / Ward | Jackson Twp |
| Est. Birth Year | ~1890 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Wanita Nichols | Daughter | — | 20 | ~1920 |
| Kathaleen Nichols | Daughter | — | 16 | ~1924 |
| Maxine Nichols | Daughter | — | 18 | ~1922 |
| Marjorie Nichols | Daughter | — | 17 | ~1923 |
| John Nichols | Head | — | 50 | ~1890 |
| Albert Rubeck | Other | — | 38 | ~1902 |
| Hershel Nichols | Son | — | 11 | ~1929 |
| John Nichols | Son | — | 13 | ~1927 |
| Amis Nichols | Son | — | 24 | ~1916 |
| Bertha Nichols | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Owen, Indiana
Head, age 30
Owen, Indiana · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Owen, Indiana
Head, age 40
Owen, Indiana · implied b. ~1890 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 21 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Owen-County, Indiana
Head, age 50
Owen-County, Indiana · implied b. ~1890 — 10 household members
| Surname | Nichols |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Owen |
| Occupation | Truck |
| Industry | Log Co. |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 420 |
| Highest Grade | No 5 |
| 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 Nichols across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Nichols
Head · 1940 · age 50 · b. ~1890 · Indiana
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Owen-County, Indiana
Open full size
1940 US Federal Census — Owen-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01083-00566)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jacob Anderson | 80 | Brother-in-law | — | Indiana |
| 42 | Claude Smith | 33 | Head | Farmer | Indiana |
| 43 | Opal Smith | 28 | Wife | — | Indiana |
| 44 | Lavina May Smith | 10 | Daughter | — | Indiana |
| 45 | Ronald Smith | 7 | Son | — | Indiana |
| 46 | Eugene Smith | 5 | Son | — | Indiana |
| 47 | Zelda Smith | 4 | Daughter | — | Indiana |
| 48 | James Edward Smith | 1 | Son | — | Indiana |
| 49 | Benson Smith | 67 | Head | Farmer | Indiana |
| 50 | Maude Smith | 59 | Wife | — | Indiana |
| 51 | Herbert W. Savage | 77 | Head | Farmer Retired | Maine |
| 52 | Herman Rubert | 49 | Head | Farmer | Indiana |
| 53 | Olive Rubert | 27 | Wife | — | Indiana |
| 54 | Leo Rubert | 23 | Son | Farmer | Indiana |
| 55 | John Nichols THIS PERSON | 50 | Head | Truck | Indiana |
| 56 | Bertha E. Nichols | 51 | Wife | — | Indiana |
| 57 | Amis W. (Ab) Nichols | 24 | Son | Check Meat | Indiana |
| 58 | Wanita M. Nichols | 20 | Daughter | — | Indiana |
| 59 | Marjorie M. Nichols | 17 | Daughter | — | Indiana |
| 60 | Kathaleen Nichols | 16 | Daughter | — | Indiana |
| 61 | Maxine Nichols | 18 | Daughter | — | Indiana |
| 62 | John Jr. Nichols | 13 | Son | — | Indiana |
| 63 | Hershel Nichols | 11 | Son | — | Indiana |
| 64 | Albert Rubeck | 38 | Brother-in-law | Laborer | Indiana |
| 65 | Hugh Pierce | 71 | Head | Farmer | Indiana |
| 66 | Lottie Pierce | 62 | Wife | — | Indiana |
| 67 | Polly A. Knoll | 88 | Mother-in-law | — | Indiana |
| 68 | Allie Kitzinger | 53 | Head | Superintendent | Penn. |
| 69 | Floy Kitzinger | 40 | Wife | — | Indiana |
| 70 | John Kitzinger | 13 | Son | — | Indiana |
| 71 | Thelma J. Kitzinger | 9 | Daughter | — | Indiana |
| 72 | Anna M. Kitzinger | 4 | Daughter | — | Indiana |
| 73 | Max Standley | 19 | Step-son | Farmer | Indiana |
| 74 | Elmer Anderson | 59 | Head | Farmer | Indiana |
| 75 | Eliza Anderson | 93 | Mother | — | Ohio |
| 76 | Corda Akers | 51 | Housekeeper | Housekeeper | Indiana |
| 77 | Charles Schultz | 70 | Head | Farmer | Indiana |
| 78 | Laura Schultz | 34 | Wife | — | Indiana |
| 79 | Roy Smith | 42 | Head | 60 | Indiana |
| 80 | Calarcie Smith | 39 | Wife | — | 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)