WP
William Pratt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Indiana
Our Model Tree links this William Pratt across the 1930 and 1940 US Censuses in Marshall-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Male
Son
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Indiana |
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Oregon |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Oregon |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Township / Ward | North Twp |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Drucilla Pratt | Daughter | — | 3 | ~1937 |
| Wilma Pratt | Daughter | — | 14 | ~1926 |
| Eloise Pratt | Daughter | — | 19 | ~1921 |
| Dan Pratt | Head | — | 52 | ~1888 |
| Dean Pratt | Son | — | 6 | ~1934 |
| Dale Pratt | Son | — | 9 | ~1931 |
| Wolford Pratt | Son | — | 16 | ~1924 |
| William Pratt | Son | — | 17 | ~1923 |
| Neal Pratt | Son | — | 11 | ~1929 |
| Hazel Pratt | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Marshall, Indiana
Son, age 7
Marshall, Indiana · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Marshall-County, Indiana
Son, age 17
Marshall-County, Indiana · implied b. ~1923 — 10 household members
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Oregon |
| Class of Worker | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Oregon |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Pratt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Pratt
Son · 1940 · age 17 · b. ~1923 · Indiana
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Sibling
Neal Pratt
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eloise Pratt
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Pratt
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wolford Pratt
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dean Pratt
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Drucilla Pratt
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilma Pratt
Sibling · 1940 · age 14
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 — Marshall-County, Indiana
Open full size
1940 US Federal Census — Marshall-County, Indiana
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01077-00457)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry R. Miller | 32 | Head | Attendant | Indiana |
| 2 | Hattie Miller | 27 | Wife | — | Indiana |
| 3 | Alice Snyder | 64 | Head | — | Indiana |
| 4 | Ida Snyder | 70 | Wife | — | Ohio |
| 5 | Russell Silentright | 44 | Head | Farmer | Indiana |
| 6 | Ruth Silentright | 44 | Wife | — | Indiana |
| 7 | Hubert Silentright | 18 | Son | Laborer | Indiana |
| 8 | Jonathan Silentright | 16 | Son | — | Indiana |
| 9 | Ruth Joy Silentright | 9 | Daughter | — | Kentucky |
| 10 | Ralph Burger | 47 | Head | Farmer | Indiana |
| 11 | Agnes Burger | 48 | Wife | — | Indiana |
| 12 | La Mar Burger | 16 | Son | — | Indiana |
| 13 | Rufus Gaurd | 40 | Head | Laborer | Indiana |
| 14 | Bertha Gaurd | 31 | Wife | — | Indiana |
| 15 | Gerald Gaurd | 13 | Son | — | Indiana |
| 16 | Edward Gaurd | 7 | Son | — | Indiana |
| 17 | Doris Gaurd | 5 | Daughter | — | Indiana |
| 18 | Devon Gaurd | 2 | Son | — | Indiana |
| 19 | Edward Gaurd | 36 | Head | Sheet Metal | Indiana |
| 20 | Vida Gaurd | 33 | Wife | — | Indiana |
| 21 | Orval Gaurd | 30 | Head | Farmer | Indiana |
| 22 | Lois Gaurd | 27 | Wife | — | Indiana |
| 23 | Donald Gaurd | 11 | Son | — | Indiana |
| 24 | Ralph Gaurd | 4 | Son | — | Indiana |
| 25 | Aril Sullivan | 23 | Head | Laborer | Indiana |
| 26 | Iona Sullivan | 21 | Wife | — | Indiana |
| 27 | Aril Dale Sullivan | 4 | Son | — | Indiana |
| 28 | Jean Louise Sullivan | 2 | Daughter | — | Indiana |
| 29 | Arlene Sullivan | 0 | Daughter | — | Indiana |
| 30 | Dan Pratt | 52 | Head | Laborer | Kentucky |
| 31 | Hazel Pratt | 40 | Wife | — | Missouri |
| 32 | Eloise Pratt | 19 | Daughter | Maid | Colorado |
| 33 | William Pratt THIS PERSON | 17 | Son | — | Oregon |
| 34 | Wolford Pratt | 16 | Son | — | Indiana |
| 35 | Wilma Pratt | 14 | Daughter | — | Indiana |
| 36 | Neal Pratt | 11 | Son | — | Oregon |
| 37 | Dale Pratt | 9 | Son | — | Indiana |
| 38 | Dean Pratt | 6 | Son | — | Indiana |
| 39 | Drucilla Pratt | 3 | Daughter | — | Indiana |
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)