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Charles Carroll — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bay-County, Michigan
Our Model Tree links this Charles Carroll across the 1920, 1930 and 1940 US Censuses in Bay-County, Michigan (XGBoost, ~Confirmed), with identified parents Michael & Anna — first a son (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bay-County, Michigan |
| Surname | Carroll |
| Given Name | Charles ab |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Bay City |
| 1935 Residence (County) | Bay |
| Additional Details | |
| Occupation | Instructor |
| Industry | Sewing |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1691 |
| Highest Grade | C 3 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Instructor |
| Township / Ward | Bay City |
| Est. Birth Year | ~1919 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Thomas Carroll | Son | — | 20 | ~1920 |
| Charles Carroll | Son | — | 21 | ~1919 |
| Margaret Carroll | Daughter | — | 15 | ~1925 |
| Michael Carroll | Head | — | 59 | ~1881 |
| John Carroll | Son | — | 17 | ~1923 |
| Anna Carroll | Spouse | — | 52 | ~1888 |
| Joan Carroll | Daughter | — | 12 | ~1928 |
Census Appearances
1920
Bay, Michigan
Son, age
Bay, Michigan · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Bay, Michigan
Son, age 11
Bay, Michigan · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Charles A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Bay-County, Michigan
Son, age 21
Bay-County, Michigan · implied b. ~1919 — 7 household members
| Surname | Carroll |
| Given Name | Charles ab |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Bay City |
| 1935 Residence (County) | Bay |
| Occupation | Instructor |
| Industry | Sewing |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 1691 |
| Highest Grade | C 3 |
| 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 Charles Carroll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Carroll (~0.92 confidence) and mother Anna Carroll (~0.92 confidence) and mother Emma Carroll (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Carroll
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Anna Carroll
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Emma Carroll
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Carroll
Son · 1940 · age 21 · b. ~1919 · Michigan
★ You are viewing this record
Sibling
Margaret Carroll
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Carroll
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Carroll
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Carroll
Sibling · 1940 · age 20
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 — Bay-County, Michigan
Open full size
1940 US Federal Census — Bay-County, Michigan
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01727-00321)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Kennedy | 42 | Head | Salesman | Michigan |
| 2 | Helen Kennedy | 43 | Wife | Teller | Michigan |
| 3 | Peter De Roche | 29 | Head | Salesman | Michigan |
| 4 | Minnie De Roche | 59 | Wife | — | Michigan |
| 5 | Virgil Kelly | 20 | Head | Spotter | Illinois |
| 6 | Marie Kelly | 21 | Wife | — | Illinois |
| 7 | Gordon Kelly | 1 | Son | — | Illinois |
| 8 | Ray Wilson | 51 | Head | Engineer | Illinois |
| 9 | Frances Wilson | 50 | Wife | — | Michigan |
| 10 | Evalyne Wilson | 21 | Daughter | — | Michigan |
| 11 | Virginia Wilson | 19 | Daughter | — | Michigan |
| 12 | Michael Carroll | 59 | Head | Executive | Michigan |
| 13 | Anna Carroll | 52 | Wife | Instructor | Michigan |
| 14 | Charles Ab Carroll THIS PERSON | 21 | Son | Instructor | Michigan |
| 15 | Thomas Ab Carroll | 20 | Son | — | Michigan |
| 16 | John Carroll | 17 | Son | — | Michigan |
| 17 | Margaret Carroll | 15 | Daughter | — | Michigan |
| 18 | Joan Carroll | 12 | Daughter | — | Michigan |
| 19 | Laura Harnois | 71 | Head | — | Michigan |
| 20 | Charles Auker | 54 | Head | Owner | Michigan |
| 21 | Florence Auker | 45 | Wife | — | Michigan |
| 22 | Frank Moore | 23 | Son | Owner | Michigan |
| 23 | Jackson Moore | 21 | Step-Son | Owner | Michigan |
| 24 | Idalough Way | 43 | Sister-in-law | — | Michigan |
| 25 | — | None | — | — | — |
| 26 | Harriet Majock | 38 | Head | — | Michigan |
| 27 | Earl Majock | 18 | Son | — | Michigan |
| 28 | Charles Majock | 17 | Son | — | Michigan |
| 29 | Leroy Majock | 15 | Son | — | Michigan |
| 30 | Pearl Majock | 12 | Daughter | — | Michigan |
| 31 | Geraldine Majock | 10 | Daughter | — | Michigan |
| 32 | Donald Majock | 9 | Son | — | Michigan |
| 33 | Earl Eickhorn | 47 | Head | Merchant | Michigan |
| 34 | Fern Eickhorn | 45 | Wife | Executive | Michigan |
| 35 | Anna Eickhorn | 66 | Mother | — | Michigan |
| 36 | Anna Stahl | 45 | Servant | Maid | Ohio |
| 37 | Charles Stringer | 69 | Head | Agent | Michigan |
| 38 | Ethel Stringer | 59 | Wife | — | Michigan |
| 39 | William Harnois | 26 | Lodger | Teacher | Indiana |
Pedigree Summary
Charles + 4 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)