JW
John Wolf — 1940 US Census Record
Model Tree available1940 United States Federal Census · Williamson-County, Texas
Our Model Tree links this John Wolf across the 1920, 1930 and 1940 US Censuses in Williamson-County, Texas (XGBoost, ~Confirmed), with identified parents Thomas & Edward — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Texas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Williamson-County, Texas |
| Surname | Wolf |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 8 |
| 1935 Residence (County) | Williamson |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Township / Ward | Justice Precinct 8 |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Thomas Wolf | Head | — | 54 | ~1886 |
| Mitchell Wolf | Son | — | 25 | ~1915 |
| Howard Wolf | Son | — | 23 | ~1917 |
| John Wolf | Son | — | 21 | ~1919 |
| Thomas Wolf | Son | — | 8 | ~1932 |
| Mae Wolf | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Williamson, Texas
Son, age 1
Williamson, Texas · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Write | Yes |
| Speaks English | none |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Williamson, Texas
Son, age 11
Williamson, Texas · implied b. ~1919 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Williamson-County, Texas
Son, age 21
Williamson-County, Texas · implied b. ~1919 — 6 household members
| Surname | Wolf |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Texas |
| 1935 Residence (City) | Justice Precinct 8 |
| 1935 Residence (County) | Williamson |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 John Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Wolf (~0.92 confidence) and father Edward Wolf (~0.92 confidence) and mother Marguerite Wolf (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Wolf
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Edward Wolf
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Marguerite Wolf
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Wolf
Son · 1940 · age 21 · b. ~1919 · Texas
★ You are viewing this record
Sibling
Mitchell Wolf
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Wolf
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Wolf
Sibling · 1940 · age 8
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 — Williamson-County, Texas
Open full size
1940 US Federal Census — Williamson-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04166-01138)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thomas L. Wolf | 54 | Head | Farmer | Texas |
| 42 | Mae Wolf | 51 | Wife | — | Texas |
| 43 | Mitchell S. Wolf | 25 | Son | Carpenter | Texas |
| 44 | Howard Wolf | 23 | Son | Truck Driver | Texas |
| 45 | John Wolf THIS PERSON | 21 | Son | — | Texas |
| 46 | Thomas Wolf | 8 | Son | — | Texas |
| 47 | Norman Decker | 41 | Head | Rancher | Texas |
| 48 | Ellen L. Decker | 34 | Wife | — | Texas |
| 49 | Francis M. Decker | 13 | Daughter | — | Texas |
| 50 | David Ray Decker | 11 | Son | — | Texas |
| 51 | Helen Decker | 9 | Daughter | — | Texas |
| 52 | Donald Decker | 1 | Son | — | Texas |
| 53 | Olin Whitley | 50 | Head | Wood Cutter | Texas |
| 54 | Bernardo Mcclure | 68 | Head | Farmer | Texas |
| 55 | Bessie Mcclure | 62 | Sister | — | Texas |
| 56 | Willie Pearson | 40 | Boarder | Laborer | Texas |
| 57 | John B. Wallace | 60 | Boarder | Laborer | Kansas |
| 58 | Arthur Stewart | 63 | Head | Clerk Grocery | Texas |
| 59 | Haskell Maxwell | 58 | Head | Proprietor | Alabama |
| 60 | Lenora Maxwell | 58 | Wife | — | Kentucky |
| 61 | Mary Maxwell | 20 | Daughter | — | Texas |
| 62 | Haskell Maxwell | 16 | Son | — | Texas |
| 63 | Jesse C. Davidson | 61 | Head | — | Texas |
| 64 | William Davidson | 25 | Son | Siderman Machine | Texas |
| 65 | Ignacio Barreda | 34 | Head | Wood Chopper | Mexico |
| 66 | Pauline Barreda | 29 | Wife | — | Mexico |
| 67 | Stanislo Moncada | 70 | Lodger | Wood Chopper | Mexico |
| 68 | Clyde Allison | 27 | Head | Section Hand | Texas |
| 69 | May Allison | 25 | Wife | — | Texas |
| 70 | Alfred C. Wheeler | 56 | Head | Night Watchman | Texas |
| 71 | Florence Wheeler | 47 | Wife | — | Texas |
| 72 | A. C. Jr. Wheeler | 18 | Son | — | Texas |
| 73 | Walter Dixon | 34 | Head | Power Man | Texas |
| 74 | Millie Dixon | 28 | Wife | — | Indiana |
| 75 | Melvin Davis | 24 | Head | Stone Cutter | Texas |
| 76 | Inez Mae Davis | 24 | Wife | — | Texas |
| 77 | One Line Left | None | — | — | — |
| 78 | Bert Kelly | 48 | Head | Foreman | Indiana |
| 79 | Billie Kelly | 32 | Wife | — | Iowa |
| 80 | Leann Kelly | 5 | Daughter | — | Texas |
Pedigree Summary
John + 3 siblings
Gen 1 · 3 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)