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William Oliver — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this William Oliver across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1859), then head of a 4-person household.
Age 81
b. ~1859
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Oliver |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 81 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Avalon Boro |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H-8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Avalon Boro |
| Est. Birth Year | ~1859 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Carrie Oliver | Daughter | — | 46 | ~1894 |
| William Oliver | Head | — | 81 | ~1859 |
| William Oliver | Son | — | 44 | ~1896 |
| Carrie Oliver | Spouse | — | 74 | ~1866 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 61
Allegheny, Pennsylvania · implied b. ~1859 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | William H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | H. J. Heinz Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 71
Allegheny, Pennsylvania · implied b. ~1859 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | William H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 26 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 81
Allegheny-County, Pennsylvania · implied b. ~1859 — 4 household members
| Surname | Oliver |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 81 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Avalon Boro |
| 1935 Residence (County) | Allegheny |
| Income (1939) | 0 |
| Highest Grade | H-8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Oliver across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Oliver
Head · 1940 · age 81 · b. ~1859 · 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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03397-00281)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Fisher | 48 | Brother | Mechanic | Pennsylvania |
| 2 | Arthur Dooley | 60 | Head | — | Pennsylvania |
| 3 | Martha A. Dooley | 58 | Sister | Hairdresser | Pennsylvania |
| 4 | Minnie Walmesley | 55 | Sister | — | Pennsylvania |
| 5 | Catherine Johns | 76 | Mother-in-law | — | Virginia |
| 6 | Elizabeth Johns | 23 | Niece | Typist | Pennsylvania |
| 7 | Charles Prittan | 72 | Head | — | Indiana |
| 8 | Charlotte Prittan | 70 | Wife | — | Pennsylvania |
| 9 | Agnes Murdock | 60 | Sister-in-law | — | Pennsylvania |
| 10 | John E. Wright | 52 | Head | Laborer | Pennsylvania |
| 11 | Elizabeth Wright | 52 | Wife | — | Pennsylvania |
| 12 | John Jr. Wright | 30 | Son | Auditor | Pennsylvania |
| 13 | Thomas Wright | 24 | Son | Salesman | Pennsylvania |
| 14 | Phillip Finley | 57 | Head | Salesman | Pennsylvania |
| 15 | Florence Finley | 53 | Wife | Organist | Pennsylvania |
| 16 | Peter Glassen | 63 | Head | Broker | Pennsylvania |
| 17 | Catherine Glassen | 62 | Wife | — | Pennsylvania |
| 18 | Thelma Wolff | 35 | Daughter | — | Pennsylvania |
| 19 | Norman Wolff | 36 | Son-in-law | Engineer | Pennsylvania |
| 20 | Barbara Wolff | 12 | Granddaughter | — | Pennsylvania |
| 21 | Norman Jr. Wolff | 9 | Grandson | — | Pennsylvania |
| 22 | Jack Wolff | 3 | Grandson | — | Pennsylvania |
| 23 | Albert Piddell | 58 | Head | Lawyer | Pennsylvania |
| 24 | Florence Piddell | 57 | Wife | — | Pennsylvania |
| 25 | Joseph S. Piddell | 23 | Son | — | Pennsylvania |
| 26 | Charles Piddell | 17 | Son | — | Pennsylvania |
| 27 | Mary Jane Piddell | 15 | Daughter | — | Pennsylvania |
| 28 | Babette Friant | 39 | Lodger | Servant | Germany |
| 29 | Elsa Shaney | 35 | Head | Bus Driver | Pennsylvania |
| 30 | Elvira Shaney | 28 | Wife | — | Oklahoma |
| 31 | June S. Shaney | 1 | Son | — | Pennsylvania |
| 32 | John Hastner | 37 | Head | Traveling Salesman | Pennsylvania |
| 33 | Lucille Hastner | 39 | Wife | Teacher | Pennsylvania |
| 34 | William Oliver THIS PERSON | 81 | Head | — | Pennsylvania |
| 35 | Carrie Oliver | 74 | Wife | — | Pennsylvania |
| 36 | Carrie Oliver | 46 | Daughter | Saleslady | Pennsylvania |
| 37 | William Jr. Oliver | 44 | Son | Accountant | Pennsylvania |
| 38 | Sidney Smith | 60 | Head | Bookkeeper | Pennsylvania |
| 39 | Florence Smith | 56 | Wife | — | Pennsylvania |
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)