JS
John Spencer — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wyoming-County, New York
Our Model Tree links this John Spencer across the 1920, 1930 and 1940 US Censuses in Wyoming-County, New York (XGBoost, ~Confirmed), with identified parents Sylvester & Mary — first a son (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wyoming-County, New York |
| Surname | Spencer |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | West Palm Beach |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 350 |
| Highest Grade | No 8 |
| 1935 Residence | Florida |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Farm Laborer |
| Township / Ward | Pike |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Sylvester Spencer | Head | — | 66 | ~1874 |
| John Spencer | Son | — | 30 | ~1910 |
| Carlos Spencer | Son | — | 22 | ~1918 |
| Arthur Spencer | Son | — | 19 | ~1921 |
| Mary Spencer | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Wyoming, New …
Son, age 10
Wyoming, New York · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | John G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Wyoming, New …
Son, age 19
Wyoming, New York · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Wyoming-County, New …
Son, age 30
Wyoming-County, New York · implied b. ~1910 — 5 household members
| Surname | Spencer |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | West Palm Beach |
| Occupation | Farm Laborer |
| Industry | Farming |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 350 |
| Highest Grade | No 8 |
| 1935 Residence | Florida |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Spencer across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Sylvester Spencer (~0.92 confidence) and mother Mary Spencer (~0.92 confidence) and mother May Spencer (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sylvester Spencer
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Mary Spencer
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
May Spencer
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Spencer
Son · 1940 · age 30 · b. ~1910 · New York
★ You are viewing this record
Sibling
Arthur Spencer
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carlos Spencer
Sibling · 1940 · age 22
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 — Wyoming-County, New York
Open full size
1940 US Federal Census — Wyoming-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02816-00723)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert C. Remington | 25 | Head | Farm Laborer | New York |
| 2 | Margaret L. Remington | 24 | Wife | — | New York |
| 3 | Sylvia J. Remington | 4 | Daughter | — | New York |
| 4 | Howard H. Smith | 40 | Head | Owner-Operator | New York |
| 5 | Helen E. Smith | 39 | Wife | — | New York |
| 6 | Howard Jr. Smith | 13 | Son | — | New York |
| 7 | James R. Smith | 11 | Son | — | New York |
| 8 | Eva W. Stoutenburg | 73 | Mother-in-law | — | Iowa |
| 9 | Homer C. Madson | 74 | Head | — | New York |
| 10 | Mary M. Madson | 72 | Wife | — | Pennsylvania |
| 11 | Roscoe C. Ahl | 53 | Head | Farm Laborer | New York |
| 12 | Bessie C. Ahl | 53 | Wife | — | New York |
| 13 | Julia M. Curtis | 83 | Mother-in-law | — | New York |
| 14 | Glenn W. Moore | 54 | Head | Owner-Operator | New York |
| 15 | Elva D. Moore | 40 | Wife | — | New York |
| 16 | Laura E. Gelsir | 15 | Step-Daughter | — | New York |
| 17 | Merle W. Stout | 44 | Head | Owner-Operator | Pennsylvania |
| 18 | Mabelle M. Stout | 44 | Wife | — | New York |
| 19 | Grant G. Stout | 17 | Son | — | New York |
| 20 | Marjorie M. Stout | 15 | Daughter | — | New York |
| 21 | Helen K. Stout | 12 | Daughter | — | New York |
| 22 | Lewis H. Acker | 55 | Head | — | New York |
| 23 | Mary C. Acker | 55 | Wife | — | New York |
| 24 | Richard C. Campbell | 55 | Lodger | — | Pennsylvania |
| 25 | Sylvester S. Spencer | 66 | Head | Owner-Operator | New York |
| 26 | Mary E. Spencer | 64 | Wife | — | New York |
| 27 | John L. Spencer THIS PERSON | 30 | Son | Farm Laborer | New York |
| 28 | Carlos H. Spencer | 22 | Son | Farm Laborer | New York |
| 29 | Arthur J. Spencer | 19 | Son | Farm Laborer | New York |
| 30 | Ethlyn M. Gillette | 52 | Head | — | New York |
| 31 | Frank W. Gillette | 20 | Son | — | New York |
| 32 | Harmon W. Washburn | 28 | Head | Farm Laborer | New York |
| 33 | Hazel M. Washburn | 27 | Wife | — | New York |
| 34 | John A. Fisher | 52 | Head | Farm Laborer | New York |
| 35 | Amanda E. Fisher | 48 | Wife | — | New York |
| 36 | Velma A. Fisher | 14 | Daughter | — | New York |
| 37 | Alfred Fisher | 11 | Son | — | New York |
| 38 | Donald R. Fisher | 9 | Son | — | New York |
| 39 | Orrin A. Remington | 33 | Head | Owner-Operator | New York |
| 40 | Lillian M. Remington | 30 | Wife | — | New York |
Related Census Records
Pedigree Summary
John + 2 siblings
Gen 1 · 3 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)