JN
James Nichols — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harrison-County, Indiana
Our Model Tree links this James Nichols across the 1930 and 1940 US Censuses in Harrison-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 11-person household.
Age 12
b. ~1928
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Indiana |
| Surname | Nichols |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Highest Grade | S 5 |
| 1935 Residence | Indiana |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Blue River |
| Est. Birth Year | ~1928 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Ruby Nichols | Daughter | — | 3 | ~1937 |
| Clara Nichols | Daughter | — | 16 | ~1924 |
| Annie Nichols | Daughter | — | 20 | ~1920 |
| Mary Nichols | Daughter | — | 21 | ~1919 |
| Millman Nichols | Head | — | 49 | ~1891 |
| Billy Nichols | Son | — | 2 | ~1938 |
| Harvey Nichols | Son | — | 18 | ~1922 |
| James Nichols | Son | — | 12 | ~1928 |
| Robert Nichols | Son | — | 8 | ~1932 |
| Ray Nichols | Son | — | 10 | ~1930 |
| Ollie Nichols | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Washington, Indiana
Son, age 2
Washington, Indiana · implied b. ~1928 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | James H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Harrison-County, Indiana
Son, age 12
Harrison-County, Indiana · implied b. ~1928 — 11 household members
| Surname | Nichols |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Washington |
| Highest Grade | S 5 |
| 1935 Residence | Indiana |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 James Nichols across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Nichols
Son · 1940 · age 12 · b. ~1928 · Indiana
★ You are viewing this record
Sibling
Ray Nichols
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Nichols
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Nichols
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Nichols
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Nichols
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Nichols
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Nichols
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billy Nichols
Sibling · 1940 · age 2
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 — Harrison-County, Indiana
Open full size
1940 US Federal Census — Harrison-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01051-00015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marion Mills | 14 | Daughter | — | Indiana |
| 42 | Mary Catherine Mills | 11 | Daughter | — | Indiana |
| 43 | Barbara Ann Mills | 4 | Daughter | — | Indiana |
| 44 | Sherman Miller | 55 | Head | Farmer | Indiana |
| 45 | Sarah E. Miller | 54 | Wife | — | Indiana |
| 46 | Ralph Miller | 17 | Son | — | Indiana |
| 47 | Clyde B. Miller | 15 | Son | — | Indiana |
| 48 | Clarence Spencer | 30 | Head | Hatchery | Indiana |
| 49 | Blanche Spencer | 27 | Wife | — | Illinois |
| 50 | Merlyn Spencer | 7 | Son | — | Indiana |
| 51 | Darrell Spencer | 3 | Son | — | Indiana |
| 52 | Guy R. Day | 23 | Head | Truck Driver | Indiana |
| 53 | Juanita Day | 19 | Wife | — | Indiana |
| 54 | Richard L. Day | 3 | Son | — | Indiana |
| 55 | James V. Lagle | 40 | Head | Farmer | Indiana |
| 56 | Bertha Lagle | 37 | Wife | — | Indiana |
| 57 | George Lagle | 16 | Son | — | Indiana |
| 58 | Hilda M. Lagle | 14 | Daughter | — | Indiana |
| 59 | Edward Simon | 56 | Head | Laborer | Indiana |
| 60 | Millman Nichols | 49 | Head | Foreman | Kentucky |
| 61 | Ollie Nichols | 40 | Wife | — | Kentucky |
| 62 | Mary Nichols | 21 | Daughter | — | Illinois |
| 63 | Annie Nichols | 20 | Daughter | — | Kentucky |
| 64 | Harvey Nichols | 18 | Son | Laborer | Kentucky |
| 65 | Clara Nichols | 16 | Daughter | — | Kentucky |
| 66 | James Nichols THIS PERSON | 12 | Son | — | Kentucky |
| 67 | Ray Nichols | 10 | Son | — | Kentucky |
| 68 | Robert Nichols | 8 | Son | — | Indiana |
| 69 | Ruby Nichols | 3 | Daughter | — | Indiana |
| 70 | Billy Nichols | 2 | Son | — | Indiana |
| 71 | Isaiah Stevens | 66 | Head | Farmer | Indiana |
| 72 | Ida Stevens | 61 | Wife | — | Indiana |
| 73 | Leslie Stevens | 24 | Son | Janitor | Indiana |
| 74 | Robert Stevens | 24 | Son | Presser | Indiana |
| 75 | Branson Stevens | 19 | Son | — | Indiana |
| 76 | Stanley Stevens | 14 | Son | — | Indiana |
| 77 | Claudia Whittaker | 22 | Daughter | Maid | Kentucky |
| 78 | Laura A. Seacat | 50 | Head | — | Indiana |
| 79 | John L. Briscoe | 28 | Son | Truck Driver | Indiana |
| 80 | Mona Briscoe | 23 | 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)