WP
William Pratt — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Philadelphia-County, Pennsylvania
Our Model Tree links this William Pratt across the 1930 and 1940 US Censuses in Philadelphia-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 11-person household.
Age 53
b. ~1887
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Philadelphia-County, Pennsylvania |
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Philadelphia |
| Additional Details | |
| Occupation | Supervisor |
| Industry | Gas Firm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Supervisor |
| Township / Ward | Phila |
| Est. Birth Year | ~1887 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Ann Pratt | Daughter | — | 5 | ~1935 |
| Elsie Pratt | Daughter | — | 11 | ~1929 |
| Mary Pratt | Daughter | — | 19 | ~1921 |
| William Pratt | Head | — | 53 | ~1887 |
| Lloyd Pratt | Son | — | 18 | ~1922 |
| Phillip Pratt | Son | — | 14 | ~1926 |
| Francis Pratt | Son | — | 13 | ~1927 |
| Louis Pratt | Son | — | 15 | ~1925 |
| William Pratt | Son | — | 9 | ~1931 |
| John Pratt | Son | — | 19 | ~1921 |
| Elizabeth Pratt | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Philadelphia, Pennsylvania
Head, age 42
Philadelphia, Pennsylvania · implied b. ~1888 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 24 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Supervisor |
| Industry | Gas Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 28 |
| Radio Set | R |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Philadelphia-County, Pennsylvania
Head, age 53
Philadelphia-County, Pennsylvania · implied b. ~1887 — 11 household members
| Surname | Pratt |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Philadelphia |
| Occupation | Supervisor |
| Industry | Gas Firm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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.
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This person
Anchor record
William Pratt
Head · 1940 · age 53 · b. ~1887 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Philadelphia-County, Pennsylvania
Open full size
1940 US Federal Census — Philadelphia-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03711-00586)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna R. Yatman | 77 | Head | — | Penna |
| 2 | Raymond Hartman | 31 | Head | Bookbinder | New Jersey |
| 3 | Margaret R. Hartman | 33 | Wife | Press Operator | Penna |
| 4 | Allen F. Fink | 31 | Head | Brakeman | Penna |
| 5 | Eleanor D. Fink | 30 | Wife | — | Penna |
| 6 | Gloria Fink | 7 | Daughter | — | Penna |
| 7 | Philomena Fink | 6 | Daughter | — | Penna |
| 8 | Joan Fink | 4 | Daughter | — | Penna |
| 9 | Carol Fink | 2 | Daughter | — | Penna |
| 10 | Levi Beecher | 39 | Head | Clerk | Virginia |
| 11 | Mary A. Beecher | 41 | Wife | — | Penna |
| 12 | Mary J. Beecher | 13 | Niece | — | Virginia |
| 13 | Mary A. Viles | 70 | Mother-in-law | — | Penna |
| 14 | Edward Emery | 25 | Nephew | New Worker | Penna |
| 15 | William Emery | 22 | Nephew | Elevator Operator | Penna |
| 16 | Francis Emery | 19 | Nephew | New Worker | Penna |
| 17 | James Emery | 14 | Nephew | — | Penna |
| 18 | Conchetta Cingola | 37 | Head | Machine Operator | Italy |
| 19 | Ralph Cingola | 35 | Husband | — | Italy |
| 20 | Priscilla Cingola | 10 | Daughter | — | Penna |
| 21 | Letizia Cingola | 8 | Daughter | — | Penna |
| 22 | Marianna Cingola | 6 | Daughter | — | Penna |
| 23 | George D. Pfeiffer | 42 | Head | Shipping Clerk | Penna |
| 24 | Lena Pfeiffer | 71 | Mother | — | Germany |
| 25 | Helen Pfeiffer | 34 | Sister | Operator Helper | Penna |
| 26 | Catherine Mcvey | 67 | Head | Matron | Delaware |
| 27 | Emily B. Mingle | 37 | Lodger | Telephone Operator | Penna |
| 28 | Ann T. Mcclasky | 22 | Lodger | Telephone Operator | Penna |
| 29 | William Pratt THIS PERSON | 53 | Head | Supervisor | Wisconsin |
| 30 | Elizabeth Pratt | 39 | Wife | — | Wisconsin |
| 31 | John Pratt | 19 | Son | New Worker | Penna |
| 32 | Mary Pratt | 19 | Daughter | Machine Operator | Penna |
| 33 | Lloyd Pratt | 18 | Son | New Worker | Penna |
| 34 | Louis Pratt | 15 | Son | — | Penna |
| 35 | Phillip Pratt | 14 | Son | — | Penna |
| 36 | Francis Pratt | 13 | Son | — | Penna |
| 37 | Elsie Pratt | 11 | Daughter | — | Penna |
| 38 | William Pratt | 9 | Son | — | Penna |
| 39 | Ann Pratt | 5 | Daughter | — | Penna |
| 40 | Margaret Tobin | 78 | Head | — | Ireland |
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)