RS
Robert Spencer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shiawassee-County, Michigan
Our Model Tree links this Robert Spencer across the 1930 and 1940 US Censuses in Shiawassee-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shiawassee-County, Michigan |
| Surname | Spencer |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | New Haven Twp |
| 1935 Residence (County) | Saginaw |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | New Haven Twp |
| Est. Birth Year | ~1926 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Samuel Spencer | Son | — | 18 | ~1922 |
| Samuel Spencer | Head | — | 40 | ~1900 |
| Milo Spencer | Son | — | 10 | ~1930 |
| Jack Spencer | Son | — | 12 | ~1928 |
| Lyle Spencer | Son | — | 8 | ~1932 |
| Robert Spencer | Son | — | 14 | ~1926 |
| Gladys Spencer | Spouse | — | 35 | ~1905 |
| Daniel Spencer | Son | — | 16 | ~1924 |
Census Appearances
1930
Shiawassee, Michigan
Son, age 4
Shiawassee, Michigan · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Spencer |
| Given Name | Robert E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Shiawassee-County, Michigan
Son, age 14
Shiawassee-County, Michigan · implied b. ~1926 — 8 household members
| Surname | Spencer |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | New Haven Twp |
| 1935 Residence (County) | Saginaw |
| Highest Grade | 7 |
| 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 Robert Spencer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Spencer
Son · 1940 · age 14 · b. ~1926 · Michigan
★ You are viewing this record
Sibling
Daniel Spencer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Spencer
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milo Spencer
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lyle Spencer
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Spencer
Sibling · 1940 · age 12
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 — Shiawassee-County, Michigan
Open full size
1940 US Federal Census — Shiawassee-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01820-00394)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Samuel Spencer | 40 | Head | Machinist | Michigan |
| 2 | Gladys Spencer | 35 | Wife | — | Michigan |
| 3 | Samuel Jr Spencer | 18 | Son | Laborer | Michigan |
| 4 | Daniel Spencer | 16 | Son | Laborer | Michigan |
| 5 | Robert Spencer THIS PERSON | 14 | Son | — | Michigan |
| 6 | Jack Spencer | 12 | Son | — | Michigan |
| 7 | Milo Spencer | 10 | Son | — | Michigan |
| 8 | Lyle Spencer | 8 | Son | — | Michigan |
| 9 | Lloyd Race | 31 | Head | Laborer | Michigan |
| 10 | Katherine Race | 30 | Wife | — | Michigan |
| 11 | Viggie Race | 7 | Daughter | — | Michigan |
| 12 | Eugene Race | 3 | Son | — | Michigan |
| 13 | Edward Lefevre | 43 | Head | Laborer | Michigan |
| 14 | Imogene Lefevre | 33 | Wife | Laborer | Michigan |
| 15 | William Lefevre | 15 | Son | New Carrier | Michigan |
| 16 | Harrison Herbert Lefevre | 12 | Son | — | Michigan |
| 17 | John J. Hare | 70 | Head | Farmer | Ireland |
| 18 | Mary Hare | 36 | Wife | — | Ireland |
| 19 | Geraldine Hare | 10 | Daughter | — | Michigan |
| 20 | C. J. Smith | 82 | Head | — | Michigan |
| 21 | Emeline Smith | 78 | Wife | — | Michigan |
| 22 | Nora Smith | 46 | Daughter | — | Michigan |
| 23 | Jay Danis | 26 | Head | Grinder | Michigan |
| 24 | Florence Danis | 22 | Wife | — | Michigan |
| 25 | Guy Smith | 51 | Head | Farmer | Michigan |
| 26 | Katherine Smith | 42 | Wife | — | Michigan |
| 27 | Gale Smith | 22 | Son | Farmer | Michigan |
| 28 | Jean Smith | 21 | Daughter | — | Canada |
| 29 | Betty Smith | 20 | Daughter | Clerk Sales | Michigan |
| 30 | Neil Smith | 18 | Son | Laborer | Michigan |
| 31 | Guy Jr. Smith | 15 | Son | — | Michigan |
| 32 | Charles Hammond | 52 | Head | Machinist | Michigan |
| 33 | Julia Hammond | 45 | Wife | — | Michigan |
| 34 | Audrey Hammond | 3 | Daughter | — | Michigan |
| 35 | Justin Fuller | 47 | Head | Farmer | Michigan |
| 36 | Florence Fuller | 22 | Wife | Laborer | Michigan |
| 37 | Verna Fuller | 14 | Daughter | — | Michigan |
| 38 | Marian Fuller | 12 | Daughter | — | Michigan |
| 39 | Doris Fuller | 10 | Daughter | — | Michigan |
| 40 | Victor Goddard | 27 | Head | Farmer | Michigan |
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)