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Leona Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Belmont-County, Ohio
Our Model Tree links this Leona Williams across the 1930 and 1940 US Censuses in Belmont-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 8-person household.
Age 21
b. ~1919
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Belmont-County, Ohio |
| Surname | Williams |
| Given Name | Leona |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | St Clairsville |
| 1935 Residence (County) | Belmont |
| Additional Details | |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Provident |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Leona | Age | Birth yr |
|---|---|---|---|---|
| Leona Williams | Daughter | — | 21 | ~1919 |
| Golda Williams | Spouse | — | 38 | ~1902 |
| Lorena Williams | Daughter | — | 8 | ~1932 |
| Harris Williams | Son | — | 14 | ~1926 |
| Robert Williams | Son | — | 11 | ~1929 |
| Hazel Williams | Daughter | — | 16 | ~1924 |
| Robert Williams | Head | — | 42 | ~1898 |
| Helen Williams | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Belmont, Ohio
Daughter, age 10
Belmont, Ohio · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Leona |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Belmont-County, Ohio
Daughter, age 21
Belmont-County, Ohio · implied b. ~1919 — 8 household members
| Surname | Williams |
| Given Name | Leona |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | St Clairsville |
| 1935 Residence (County) | Belmont |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Leona Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Leona Williams
Daughter · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Helen Williams
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorena Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harris Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Williams
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Williams
Sibling · 1940 · age 11
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 — Belmont-County, Ohio
Open full size
1940 US Federal Census — Belmont-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03030-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Campbell | 19 | Wife | — | W. Virginia |
| 42 | Geraldine Campbell | 3 | Daughter | 0 | Ohio |
| 43 | Barbara Jean Campbell | 1 | Daughter | 0 | Ohio |
| 44 | John M. Bumba | 28 | Head | Proprietor | Ohio |
| 45 | Wanda Bumba | 25 | Wife | — | Ohio |
| 46 | John M. Jr. Bumba | 2 | Son | 0 | Ohio |
| 47 | Rachel Ann Bumba | 0 | Daughter | 0 | Ohio |
| 48 | Rose Miller | 27 | Sister-in-law | Kitchen Helper | Ohio |
| 49 | Charlie Conwell | 37 | Head | Laborer | North Carolina |
| 50 | Margaret Conwell | 39 | Wife | — | North Carolina |
| 51 | John Conwell | 20 | Son | Laborer | North Carolina |
| 52 | Andrew Davis | 36 | Head | Miner | Tennessee |
| 53 | Pearl Davis | 25 | Wife | — | Ohio |
| 54 | Robert Lee Davis | 4 | Son | 0 | Ohio |
| 55 | Lloyd Bolden | 45 | Head | Custodian | Virginia |
| 56 | Missouri Bolden | 38 | Wife | Kitchen Helper | Tennessee |
| 57 | Kenneth G. Bolden | 20 | Son | Laborer | W. Virginia |
| 58 | William Davis | 66 | Father-in-law | — | Kentucky |
| 59 | Robert Williams | 42 | Head | Steam Shovel Oper. | Ohio |
| 60 | Golda Williams | 38 | Wife | — | Ohio |
| 61 | Helen Williams | 22 | Daughter | — | Ohio |
| 62 | Leona Williams THIS PERSON | 21 | Daughter | — | Ohio |
| 63 | Hazel Williams | 16 | Daughter | — | W. Virginia |
| 64 | Harris Williams | 14 | Son | — | W. Virginia |
| 65 | Robert Williams | 11 | Son | — | Ohio |
| 66 | Lorena Williams | 8 | Daughter | — | Ohio |
| 67 | Andrew Prokop | 57 | Head | Laborer | Poland |
| 68 | Stephani Prokop | 41 | Wife | — | Poland |
| 69 | Stephani Prokop | 17 | Daughter | — | Ohio |
| 70 | Sophy Prokop | 15 | Daughter | — | Ohio |
| 71 | Roy Denham | 30 | Head | Truck Driver | Ohio |
| 72 | Gussie Denham | 28 | Wife | — | Ohio |
| 73 | Robert Denham | 9 | Son | — | Ohio |
| 74 | William Denham | 8 | Son | — | Ohio |
| 75 | Frederick Nedved | 37 | Head | — | Ohio |
| 76 | Leannah Nedved | 25 | Wife | — | W. Virginia |
| 77 | Harold Frederick Nedved | 6 | Son | — | Ohio |
| 78 | Maskrey Nedved | 4 | Son | — | Ohio |
| 79 | Richard Eugene Nedved | 0 | Son | — | Ohio |
| 80 | Jasper F. Jones | 65 | Head | — | West Virginia |
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)