JW
John Washington — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Washington across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 9-person household.
Age 54
b. ~1886
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Washington |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | PITTSBURGH |
| 1935 Residence (County) | ALLEGHENY |
| Additional Details | |
| Class of Worker | 365 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1886 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Washington | Daughter | — | 18 | ~1922 |
| Louise Washington | Daughter | — | 16 | ~1924 |
| Kitty Washington | Daughter | — | 20 | ~1920 |
| John Washington | Head | — | 54 | ~1886 |
| James Washington | Son | — | 24 | ~1916 |
| Thomas Washington | Son | — | 15 | ~1925 |
| Louis Washington | Son | — | 12 | ~1928 |
| Richard Washington | Son | — | 22 | ~1918 |
| Bessie Washington | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Allegheny, Pennsylvania
Head, age 42
Allegheny, Pennsylvania · implied b. ~1888
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Washington |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Huckster |
| Industry | Vegetables |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Veteran | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Allegheny-County, Pennsylvania
Head, age 54
Allegheny-County, Pennsylvania · implied b. ~1886 — 9 household members
| Surname | Washington |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | PITTSBURGH |
| 1935 Residence (County) | ALLEGHENY |
| Class of Worker | 365 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Washington across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Washington
Head · 1940 · age 54 · b. ~1886 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03666-00061)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Stephen Bespalho | 18 | Son | — | Penna |
| 42 | Michael Bespalho | 16 | Son | — | Penna |
| 43 | George Sawchuk | 75 | Head | — | Ukrainia |
| 44 | John O'Brien | 56 | Head | Salesman | Penna |
| 45 | Elizabeth O'Brien | 54 | Wife | — | Penna |
| 46 | William O'Brien | 20 | Son | Upholsterer | Ohio |
| 47 | Benjamin Klawansky | 58 | Head | Laborer | Russia |
| 48 | Rose Klawansky | 38 | Wife | — | Russia |
| 49 | Sam Klawansky | 17 | Son | — | Russia |
| 50 | Ethyl Klawansky | 14 | Daughter | — | Penna |
| 51 | Rachel Klawansky | 12 | Daughter | — | Penna |
| 52 | Anna Klawansky | 11 | Daughter | — | Penna |
| 53 | Solomon Klawansky | 9 | Son | — | Penna |
| 54 | Sylvia Klawansky | 6 | Daughter | — | Penna |
| 55 | Harry Perry | 47 | Head | Laborer | Penna |
| 56 | Helen Perry | 46 | Wife | — | Penna |
| 57 | Carey Perry | 24 | Daughter | — | Penna |
| 58 | Peter Perry | 21 | Son | Laborer | Penna |
| 59 | Amelia Perry | 15 | Daughter | — | Penna |
| 60 | Harry Jr. Perry | 10 | Son | — | Penna |
| 61 | Geraldine Perry | 2 | Daughter | — | Penna |
| 62 | John Washington THIS PERSON | 54 | Head | — | Virginia |
| 63 | Bessie Washington | 46 | Wife | — | Virginia |
| 64 | James Washington | 24 | Son | Car Washer | Maryland |
| 65 | Richard Washington | 22 | Son | Laborer | Virginia |
| 66 | Kitty Lee Washington | 20 | Daughter | Typist | Virginia |
| 67 | Elizabeth Washington | 18 | Daughter | — | Pennsylvania |
| 68 | Louise Washington | 16 | Daughter | — | Penna |
| 69 | Thomas Washington | 15 | Son | — | Penna |
| 70 | Louis Washington | 12 | Son | — | Penna |
| 71 | Catherine Conroy | 52 | Head | — | Penna |
| 72 | John Conroy | 26 | Son | Chipper | Penna |
| 73 | Howard Conroy | 21 | Son | Laborer | Penna |
| 74 | Margaret Conroy | 18 | Daughter | — | Penna |
| 75 | Here Ends Block 9 And | None | BEGINS BLOCK 10 | — | — |
| 76 | Pauline Sipior | 43 | Head | Laborer | Poland |
| 77 | Mathew Sipior | 60 | Husband | — | Poland |
| 78 | John Sipior | 24 | Son | Shine Boy | Penna |
| 79 | Walter Sipior | 22 | Son | Helper | Penna |
| 80 | Sophie Sipior | 20 | Daughter | Packer | Penna |
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)