RN
Robert Nichols — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Woodford-County, Kentucky
Our Model Tree links this Robert Nichols across the 1930 and 1940 US Censuses in Woodford-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Woodford-County, Kentucky |
| Surname | Nichols |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Woodford |
| 1935 Residence (County) | Woodford |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Est. Birth Year | ~1923 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Emma Nichols | Daughter | — | 19 | ~1921 |
| Benjamin Nichols | Son | — | 14 | ~1926 |
| Robert Nichols | Son | — | 17 | ~1923 |
| Daisy Nichols | Daughter | — | 10 | ~1930 |
| Alice Nichols | Spouse | — | 44 | ~1896 |
| Rosa Nichols | Daughter | — | 12 | ~1928 |
| Clarence Nichols | Head | — | 53 | ~1887 |
| Charley Nichols | Son | — | 5 | ~1935 |
| Clarence Nichols | Son | — | 16 | ~1924 |
Census Appearances
1930
Franklin, Kentucky
Son, age 6
Franklin, Kentucky · implied b. ~1924 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nichols |
| Given Name | Robert L Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Woodford-County, Kentucky
Son, age 17
Woodford-County, Kentucky · implied b. ~1923 — 9 household members
| Surname | Nichols |
| Given Name | Robert T. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Woodford |
| 1935 Residence (County) | Woodford |
| Highest Grade | Hs 2 |
| 1935 Residence | Kentucky |
| 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 Robert Nichols across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Nichols
Son · 1940 · age 17 · b. ~1923 · Kentucky
★ You are viewing this record
Sibling
Benjamin Nichols
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charley Nichols
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daisy Nichols
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Nichols
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Nichols
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosa Nichols
Sibling · 1940 · age 12
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 — Woodford-County, Kentucky
Open full size
1940 US Federal Census — Woodford-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01364-00591)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Willard H. Antrubus | 24 | Son | Farm Laborer | Kentucky |
| 42 | Carl M. Antrubus | 18 | Son | Farm Laborer | Kentucky |
| 43 | Elsie L. Antrubus | 15 | Son | — | Kentucky |
| 44 | Scottie Antrubus | 3 | Son | — | Kentucky |
| 45 | Joe T. Roberts | 58 | Head | Farm Tenant | Kentucky |
| 46 | Mary E. D. Roberts | 58 | Wife | — | Kentucky |
| 47 | Mildred L. Harrod | 11 | Niece by marriage | — | Kentucky |
| 48 | Keaner S. Hagar | 33 | Head | Farm Tenant | Kentucky |
| 49 | Lilly F. Hagar | 31 | Wife | — | Kentucky |
| 50 | Helen F. Hagar | 9 | Daughter | — | Kentucky |
| 51 | John E. Hagar | 60 | Father | Farm Tenant | Kentucky |
| 52 | Clarence Nichols | 53 | Head | Farm Tenant | Kentucky |
| 53 | Alice Nichols | 44 | Wife | — | Kentucky |
| 54 | Emma P. Nichols | 19 | Daughter | — | Kentucky |
| 55 | Robert T. Nichols THIS PERSON | 17 | Son | — | Kentucky |
| 56 | Clarence G. Nichols | 16 | Son | Farm Helper | Kentucky |
| 57 | Benjamin F. Nichols | 14 | Son | Farm Helper | Kentucky |
| 58 | Rosa M. Nichols | 12 | Daughter | — | Kentucky |
| 59 | Daisy D. Nichols | 10 | Daughter | — | Kentucky |
| 60 | Charley J. Nichols | 5 | Son | — | Kentucky |
| 61 | Fred J. Raider | 65 | Head | Farm Operator | Kentucky |
| 62 | America D. Raider | 71 | Wife | — | Kentucky |
| 63 | Jestin Fox | 90 | Mother in law | — | Kentucky |
| 64 | Delbert T. Raider | 43 | Head | R. R. Agent | Kentucky |
| 65 | Florance Raider | 41 | Wife | — | Kentucky |
| 66 | Delbert T. Jr. Raider | 21 | Son | Farm Operator | Kentucky |
| 67 | Anna B. Raider | 19 | Daughter | — | Kentucky |
| 68 | Mildred J. Raider | 17 | Daughter | — | Kentucky |
| 69 | Alma D. Raider | 14 | Daughter | — | Kentucky |
| 70 | Kenneth R. Raider | 11 | Son | — | Kentucky |
| 71 | Phyllis J. Raider | 9 | Daughter | — | Kentucky |
| 72 | Jeffie L. Raider | 7 | Daughter | — | Kentucky |
| 73 | Ruth B. Raider | 3 | Daughter | — | Kentucky |
| 74 | James R. Sr. Case | 52 | Head | Farm Tenant | Kentucky |
| 75 | Mattie Case | 42 | Wife | — | Kentucky |
| 76 | John J. Case | 25 | Son | Farm Laborer | Kentucky |
| 77 | James R. Jr. Case | 22 | Son | Farm Laborer | Kentucky |
| 78 | Virginia M. Case | 20 | Daughter | Cook | Kentucky |
| 79 | Winnie B. Case | 19 | Daughter | Cook | Kentucky |
| 80 | Thelma D. Case | 16 | Daughter | Farm Laborer | Kentucky |
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)