WS
William Spencer — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Pennsylvania
Our Model Tree links this William Spencer across the 1910, 1920, 1930 and 1940 US Censuses in Washington-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Frank & Pearl — first a son (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Male
Son
Born: WEST VIRGINIA
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Pennsylvania |
| Surname | SPENCER |
| Given Name | WILLIAM |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | WEST VIRGINIA |
| 1935 Residence (City) | AVELLA |
| 1935 Residence (County) | WASHINGTON |
| Additional Details | |
| Occupation | LABORER |
| Industry | STATE HIGHWAY |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 700 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Laborer |
| Township / Ward | Avella |
| Est. Birth Year | ~1902 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Pearl Spencer | Head | — | 57 | ~1883 |
| Floyd Spencer | Other | — | 13 | ~1927 |
| Carl Spencer | Other | — | 10 | ~1930 |
| William Spencer | Son | — | 38 | ~1902 |
| Frank Spencer | Son | — | 29 | ~1911 |
| Kenneth Spencer | Son | — | 21 | ~1919 |
Census Appearances
1910
Washington, Pennsylvania
Son, age 8
Washington, Pennsylvania · implied b. ~1902 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Ohio |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1920
Washington, Pennsylvania
Son, age 17
Washington, Pennsylvania · implied b. ~1903 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Ohio |
| Mother's Birthplace | West Virginia |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1930
Washington, Pennsylvania
Son, age 28
Washington, Pennsylvania · implied b. ~1902 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | William C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | Ohio |
| Mother's Birthplace | West Virginia |
| Occupation | Truck Driver |
| Industry | Road work |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Washington-County, Pennsylvania
Son, age 38
Washington-County, Pennsylvania · implied b. ~1902 — 6 household members
| Surname | SPENCER |
| Given Name | WILLIAM |
| Relationship to Head | SON |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | WEST VIRGINIA |
| 1935 Residence (City) | AVELLA |
| 1935 Residence (County) | WASHINGTON |
| Occupation | LABORER |
| Industry | STATE HIGHWAY |
| Class of Worker | GW |
| Hours Worked | 24 |
| Income (1939) | 700 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west 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 William Spencer across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Spencer (~0.92 confidence) and mother Pearl Spencer (~0.92 confidence) and mother Pearl Spencer (~0.92 confidence) and mother Cora Spencer (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Spencer
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Pearl Spencer
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Pearl Spencer
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Cora Spencer
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Spencer
Son · 1940 · age 38 · b. ~1902 · Pennsylvania
★ You are viewing this record
Sibling
Frank Spencer
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Spencer
Sibling · 1940 · age 21
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 — Washington-County, Pennsylvania
Open full size
1940 US Federal Census — Washington-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03624-00111)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Stefka | 20 | SON | Loader | PENNSYLVANIA |
| 2 | Anna Stefka | 16 | DAUGHTER | None | PENNSYLVANIA |
| 3 | Adam Mriska | 55 | HEAD | Loader | CZECHO-SLOVAKIA |
| 4 | Joanna Mcadoo | 68 | HEAD | None | PENNSYLVANIA |
| 5 | Daunic Wright | 35 | HOUSEKEEPER | Domestic | PENNSYLVANIA |
| 6 | Pearl Spencer | 57 | HEAD | None | WEST VIRGINIA |
| 7 | William Spencer THIS PERSON | 38 | SON | Laborer | WEST VIRGINIA |
| 8 | Frank Spencer | 29 | SON | Laborer | PENNSYLVANIA |
| 9 | Kenneth Spencer | 21 | SON | Laborer | PENNSYLVANIA |
| 10 | Floyd Spencer | 13 | GRANDSON | None | PENNSYLVANIA |
| 11 | Carl Spencer | 10 | GRANDSON | None | PENNSYLVANIA |
| 12 | Samuel Robison | 53 | HEAD | Farm Hand | PENNSYLVANIA |
| 13 | Emma Robison | 49 | WIFE | None | PENNSYLVANIA |
| 14 | Frederick Robison | 21 | SON | Farm Hand | PENNSYLVANIA |
| 15 | Elisabeth Robison | 26 | DAUGHTER | None | PENNSYLVANIA |
| 16 | Donald Robison | 4 | GRANDSON | None | PENNSYLVANIA |
| 17 | A. Clyde Griffith | 60 | HEAD | Carpenter | WEST VIRGINIA |
| 18 | Nannie J. Griffith | 63 | WIFE | None | WEST VIRGINIA |
| 19 | Gladys Griffith | 22 | DAUGHTER | New Worker | PENNSYLVANIA |
| 20 | William Sheppard | 43 | HEAD | Carpenter | WEST VIRGINIA |
| 21 | Alice Sheppard | 21 | WIFE | None | PENNSYLVANIA |
| 22 | Hardin Sheppard | 16 | SON | None | PENNSYLVANIA |
| 23 | Alvin Sheppard | 13 | SON | None | PENNSYLVANIA |
| 24 | George Myer | 70 | HEAD | Proprietor | PENNSYLVANIA |
| 25 | Rose L. Myer | 65 | WIFE | None | OHIO |
| 26 | Edwin Myer | 34 | SON | Proprietor | WEST VIRGINIA |
| 27 | Hilma Myer | 35 | DAUGHTER-IN-LAW | Helper | PENNSYLVANIA |
| 28 | Kate Myer | 79 | SISTER | None | WEST VIRGINIA |
| 29 | Mckinley Crow | 43 | HEAD | Farm Hand | WEST VIRGINIA |
| 30 | Martha Crow | 43 | WIFE | None | PENNSYLVANIA |
| 31 | Stella M. Crow | 18 | DAUGHTER | Seamstress | PENNSYLVANIA |
| 32 | Zella Crow | 17 | DAUGHTER | New Worker | WEST VIRGINIA |
| 33 | Helen Crow | 16 | DAUGHTER | New Worker | WEST VIRGINIA |
| 34 | Martha Crow | 15 | DAUGHTER | None | WEST VIRGINIA |
| 35 | Pearl Crow | 13 | DAUGHTER | None | WEST VIRGINIA |
| 36 | Mckinley Jr. Crow | 12 | SON | None | WEST VIRGINIA |
| 37 | John Crow | 10 | SON | None | WEST VIRGINIA |
| 38 | Joseph Kurpil | 23 | HEAD | Laborer | WEST VIRGINIA |
| 39 | Irene Kurpil | 21 | WIFE | None | WEST VIRGINIA |
Pedigree Summary
William + 2 siblings
Gen 1 · 4 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)