WU
William Underwood — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Barren-County, Kentucky
Our Model Tree links this William Underwood across the 1930 and 1940 US Censuses in Barren-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Barren-County, Kentucky |
| Surname | Underwood |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Barren |
| Additional Details | |
| Occupation | Farmer apprentice |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer Apprentice |
| Township / Ward | Magis Dist No 1 |
| Est. Birth Year | ~1924 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Lucille Underwood | Daughter | — | 21 | ~1919 |
| Mert Underwood | Head | — | 51 | ~1889 |
| Josie Underwood | Spouse | — | 44 | ~1896 |
| Betty Underwood | Daughter | — | 9 | ~1931 |
| William Underwood | Son | — | 16 | ~1924 |
| Zelma Underwood | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Barren, Kentucky
Son, age 6
Barren, Kentucky · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Underwood |
| Given Name | Willis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | No |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Barren-County, Kentucky
Son, age 16
Barren-County, Kentucky · implied b. ~1924 — 6 household members
| Surname | Underwood |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Barren |
| Occupation | Farmer apprentice |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 William Underwood across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Underwood
Son · 1940 · age 16 · b. ~1924 · Kentucky
★ You are viewing this record
Sibling
Lucille Underwood
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Zelma Underwood
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Underwood
Sibling · 1940 · age 9
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 — Barren-County, Kentucky
Open full size
1940 US Federal Census — Barren-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01278-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mert Underwood | 51 | Head | Farmer | Kentucky |
| 42 | Josie Underwood | 44 | Wife | — | Kentucky |
| 43 | Lucille Underwood | 21 | Daughter | — | Kentucky |
| 44 | Zelma Underwood | 19 | Daughter | — | Kentucky |
| 45 | William Underwood THIS PERSON | 16 | Son | Farmer Apprentice | Kentucky |
| 46 | Betty Underwood | 9 | Daughter | — | Kentucky |
| 47 | Edwin Owens | 26 | Head | Farmer | Kentucky |
| 48 | Thelma Owens | 22 | Wife | — | Kentucky |
| 49 | Robert Brown | 25 | Head | Farmer | Kentucky |
| 50 | Thelma Brown | 25 | Wife | — | Kentucky |
| 51 | Bolt Roy Brown | 2 | Son | — | Kentucky |
| 52 | David Ray Brown | 0 | Son | — | Kentucky |
| 53 | Lawrence Mansfield | 34 | Head | Farmer | Kentucky |
| 54 | Fanny Mansfield | 33 | Wife | — | Kentucky |
| 55 | Charles Mansfield | 2 | Son | — | Kentucky |
| 56 | Valdor Smith | 44 | Head | Farm Employee | Kentucky |
| 57 | Marcella Smith | 37 | Wife | — | Kentucky |
| 58 | Dick Christmas | 64 | Head | Farmer | Kentucky |
| 59 | Henrietta Christmas | 63 | Wife | — | Kentucky |
| 60 | Robert Young | 12 | Nephew | — | Kentucky |
| 61 | Parker Pitcock | 50 | Head | Farmer | Kentucky |
| 62 | Ella L. Pitcock | 44 | Wife | — | Kentucky |
| 63 | Anna Louise Pitcock | 19 | Daughter | — | Kentucky |
| 64 | Hilton Pitcock | 16 | Son | Farm Helper | Kentucky |
| 65 | Katie Jean Pitcock | 13 | Daughter | — | Kentucky |
| 66 | Ella Marie Pitcock | 10 | Daughter | — | Kentucky |
| 67 | Juanita Pitcock | 5 | Daughter | — | Kentucky |
| 68 | Joe C. Mansfield | 36 | Head | Farmer | Kentucky |
| 69 | Mary D. Mansfield | 33 | Wife | — | Kentucky |
| 70 | Maudie Mansfield | 7 | Daughter | — | Kentucky |
| 71 | George Mansfield | 5 | Son | — | Kentucky |
| 72 | Charlie M. Mansfield | 4 | Son | — | Kentucky |
| 73 | May Ella Mansfield | 1 | Daughter | — | Kentucky |
| 74 | Tishie Rich | 44 | Head | — | Kentucky |
| 75 | William M. Rich | 13 | Son | — | Kentucky |
| 76 | Elizabeth Rich | 10 | Daughter | — | Kentucky |
| 77 | Charlie Mansfield | 59 | Head | — | Kentucky |
| 78 | Lou Mansfield | 46 | Wife | — | Kentucky |
| 79 | Venie Mansfield | 20 | Daughter | — | Kentucky |
| 80 | Lorenza Mansfield | 20 | Son | Farmer | 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)