WS
William Spencer — 1940 US Census Record
Model Tree available1940 United States Federal Census · Isabella-County, Michigan
Our Model Tree links this William Spencer across the 1920, 1930 and 1940 US Censuses in Isabella-County, Michigan (XGBoost, ~Confirmed), with identified parents Millard & Frances — first a head (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Isabella-County, Michigan |
| Surname | Spencer |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Coldwater Twp |
| 1935 Residence (County) | Isabella |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 43 |
| Income (1939) | 264 |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | Coldwater Twp |
| Est. Birth Year | ~1899 |
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 |
|---|---|---|---|---|
| Erma Spencer | Daughter | — | 12 | ~1928 |
| Charlotte Spencer | Daughter | — | 9 | ~1931 |
| William Spencer | Head | — | 41 | ~1899 |
| Lillie Spencer | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Isabella, Michigan
Son, age 21
Isabella, Michigan · implied b. ~1899 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Farm Labor |
| Industry | General farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Isabella, Michigan
Head, age 31
Isabella, Michigan · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | William H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Isabella-County, Michigan
Head, age 41
Isabella-County, Michigan · implied b. ~1899 — 4 household members
| Surname | Spencer |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Coldwater Twp |
| 1935 Residence (County) | Isabella |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 43 |
| Income (1939) | 264 |
| Highest Grade | G 6 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Millard Spencer (~0.92 confidence) and mother Frances Spencer (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Millard Spencer
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Frances Spencer
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Spencer
Head · 1940 · age 41 · b. ~1899 · Michigan
★ 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 — Isabella-County, Michigan
Open full size
1940 US Federal Census — Isabella-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01766-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hiram Sperry | 30 | Head | Laborer | Michigan |
| 2 | Gertrude Sperry | 24 | Wife | — | Michigan |
| 3 | Margaret Sperry | 7 | Daughter | — | Michigan |
| 4 | Bobby Sperry | 3 | Son | — | Michigan |
| 5 | Patricia Sperry | 1 | Daughter | — | Michigan |
| 6 | Jack Hopkins | 24 | Head | Farmer | Michigan |
| 7 | Muriel Hopkins | 21 | Wife | — | Michigan |
| 8 | Patricia Hopkins | 3 | Daughter | — | Michigan |
| 9 | Robert Hopkins | 0 | Son | — | Michigan |
| 10 | Lyle Sperry | 30 | Head | — | Michigan |
| 11 | Archie Woodbury | 30 | Head | Carpenter | Michigan |
| 12 | Daisy Woodbury | 36 | Wife | — | Michigan |
| 13 | Esther Johnston | 15 | Daughter | — | Michigan |
| 14 | Emerson Johnston | 10 | Step-son | — | Michigan |
| 15 | Edwin Graber | 44 | Head | Farmer | Michigan |
| 16 | Mary Graber | 44 | Wife | Laborer | Michigan |
| 17 | Lauver Graber | 24 | Son | Laborer | Michigan |
| 18 | Richard Graber | 19 | Son | Draftsman | Michigan |
| 19 | Edwin Graber | 7 | Son | — | Michigan |
| 20 | Dale Graber | 4 | Son | — | Michigan |
| 21 | William Spencer THIS PERSON | 41 | Head | Laborer | Michigan |
| 22 | Lillie Spencer | 44 | Wife | — | Michigan |
| 23 | Erma Spencer | 12 | Daughter | — | Michigan |
| 24 | Charlotte Spencer | 9 | Daughter | — | Michigan |
| 25 | Arthur Bezaire | 51 | Head | Farmer | Canada |
| 26 | Lola Bezaire | 48 | Wife | — | Michigan |
| 27 | Loyd Bezaire | 28 | Son | Laborer | Michigan |
| 28 | Bernice Bezaire | 19 | Daughter | Maid | Michigan |
| 29 | Levi Smith | 33 | Head | Carpenter | Michigan |
| 30 | Mildred Smith | 31 | Wife | — | Michigan |
| 31 | Geraldine Smith | 8 | Daughter | — | Michigan |
| 32 | Laura Smith | 7 | Daughter | — | Michigan |
| 33 | Henrietta Smith | 5 | Daughter | — | Michigan |
| 34 | Burnetta Smith | 4 | Daughter | — | Michigan |
| 35 | Marion Smith | 2 | Daughter | — | Michigan |
| 36 | Ronald Smith | 1 | Son | — | Michigan |
| 37 | Hamilton Nelson | 60 | Head | Farmer | Michigan |
| 38 | Nan Nelson | 52 | Wife | — | Michigan |
| 39 | C. J. Nelson | 21 | Son | Laborer | Michigan |
| 40 | Virginia Nelson | 19 | Daughter | Clerk | Michigan |
Pedigree Summary
William
Gen 1 · 2 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)