WS
William Simpson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Ohio
Our Model Tree links this William Simpson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Ohio (XGBoost, ~Confirmed), with identified parents Frances & William — first a son (b.~1919), then head of a 10-person household.
Age 21
b. ~1919
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Ohio |
| Surname | Simpson |
| Given Name | William (ab) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Island Creek Township |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Industry | 6 |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Island Creek Township |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Gale Simpson | Daughter | — | 11 | ~1929 |
| Dora Simpson | Daughter | — | 20 | ~1920 |
| Faye Simpson | Daughter | — | 15 | ~1925 |
| William Simpson | Head | — | 44 | ~1896 |
| Earl Simpson | Son | — | 16 | ~1924 |
| Charley Simpson | Son | — | 13 | ~1927 |
| William Simpson | Son | — | 21 | ~1919 |
| Carl Simpson | Son | — | 18 | ~1922 |
| Lee Simpson | Son | — | 10 | ~1930 |
| Frances Simpson | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Jefferson, Ohio
Son, age 1
Jefferson, Ohio · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Jefferson, Ohio
Son, age 11
Jefferson, Ohio · implied b. ~1919 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | William J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Jefferson-County, Ohio
Son, age 21
Jefferson-County, Ohio · implied b. ~1919 — 10 household members
| Surname | Simpson |
| Given Name | William (ab) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Island Creek Township |
| 1935 Residence (County) | Jefferson |
| Industry | 6 |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 William Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Frances Simpson (~0.92 confidence) and father William Simpson (~0.92 confidence) and father William Simpson (~0.92 confidence) and mother Frances Simpson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Frances Simpson
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
William Simpson
b. ~1896
Source father
● Household
· direct · ~0.92
Father
William Simpson
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Frances Simpson
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Simpson
Son · 1940 · age 21 · b. ~1919 · Ohio
★ You are viewing this record
Sibling
Earl Simpson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gale Simpson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charley Simpson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dora Simpson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Faye Simpson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Simpson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Simpson
Sibling · 1940 · age 18
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 — Jefferson-County, Ohio
Open full size
1940 US Federal Census — Jefferson-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03090-00359)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charlie Morrow | 69 | Head | — | Ohio |
| 2 | Anna Morrow | 70 | Wife | — | Kansas |
| 3 | Thelma (A) Risler | 29 | Daughter | Servant | Ohio |
| 4 | Henry Jean (A) Risler | 9 | Grandson | — | Ohio |
| 5 | Elizabeth Risler (A) Risler | 5 | Granddaughter | — | Ohio |
| 6 | Emmett Thayer | 40 | Head | Coal Miner | Ohio |
| 7 | Lillie Thayer | 24 | Wife | — | Ohio |
| 8 | Robert S Thayer | 2 | Son | — | Ohio |
| 9 | Elizabeth M Thayer | 1 | Daughter | — | Ohio |
| 10 | Sephelia Speedy | 68 | Head | — | Nevada |
| 11 | Addison Duke | 77 | Head | — | West Virginia |
| 12 | Clarence Moore | 36 | Head | Laborer | Ohio |
| 13 | Mildred Moore | 36 | Wife | — | Ohio |
| 14 | Ord Dobbs | 58 | Head | Stable Care Taker | Ohio |
| 15 | Edgar Fitzgerald | 35 | Head | Bar Piler | Ohio |
| 16 | Lenora Fitzgerald | 30 | Wife | — | Ohio |
| 17 | Mary Ann Fitzgerald | 3 | Daughter | — | Ohio |
| 18 | Benjamin F Maley | 55 | Head | Carpenter | West Virginia |
| 19 | Jessie Maley | 55 | Wife | — | Maryland |
| 20 | Sherman Jackson | 44 | Head | Bar Piler | Tennessee |
| 21 | Thornton Mattie Jackson | 42 | Housekeeper | Private Home | Alabama |
| 22 | Baker Eliza Jackson | 84 | Mother | — | Alabama |
| 23 | Robert H Lee | 51 | Head | Bar Piler | Virginia |
| 24 | Flossie E Lee | 46 | Wife | — | Georgia |
| 25 | James Hill | 39 | Head | Bar Piler | North Carolina |
| 26 | Rosie M Hill | 40 | Wife | — | Ohio |
| 27 | Thomas Whatley | 36 | Head | Bar Piler | Alabama |
| 28 | Bertha Whatley | 29 | Wife | — | Georgia |
| 29 | Thomas Whatley | 2 | Son | — | Ohio |
| 30 | John Baker | 48 | Head | Shearman Helper | Alabama |
| 31 | William Simpson | 44 | Head | Construction Carpenter | Ohio |
| 32 | Frances Simpson | 47 | Wife | — | Ohio |
| 33 | William (Ab) Simpson THIS PERSON | 21 | Son | — | Ohio |
| 34 | Dora M Simpson | 20 | Daughter | Servant | Ohio |
| 35 | Carl Simpson | 18 | Son | — | Ohio |
| 36 | Earl Simpson | 16 | Son | — | Ohio |
| 37 | Faye Simpson | 15 | Daughter | — | Ohio |
| 38 | Charley Simpson | 13 | Son | — | Ohio |
| 39 | Gale Simpson | 11 | Daughter | — | Ohio |
| 40 | Lee Simpson | 10 | Son | — | Ohio |
Pedigree Summary
William + 7 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)