FS
Frank Simmons — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bay-County, Michigan
Our Model Tree links this Frank Simmons across the 1920, 1930 and 1940 US Censuses in Bay-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 3-person household.
Age 62
b. ~1878
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bay-County, Michigan |
| Surname | Simmons |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Bay City |
| 1935 Residence (County) | Bay |
| Additional Details | |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 750 |
| Highest Grade | No 2 |
| 1935 Residence | Same House |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Miner |
| Township / Ward | Bay City |
| Est. Birth Year | ~1878 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Charlotte Simmons | Spouse | — | 51 | ~1889 |
| Frank Simmons | Head | — | 62 | ~1878 |
| Frank Simmons | Son | — | 23 | ~1917 |
Census Appearances
1920
Bay, Michigan
Head, age 43
Bay, Michigan · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Frank H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Miner |
| Industry | Coal |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Bay, Michigan
Head, age 53
Bay, Michigan · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Frank H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 30 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Coal Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1400 |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Bay-County, Michigan
Head, age 62
Bay-County, Michigan · implied b. ~1878 — 3 household members
| Surname | Simmons |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Bay City |
| 1935 Residence (County) | Bay |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 750 |
| Highest Grade | No 2 |
| 1935 Residence | Same House |
| 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 Frank Simmons across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Frank Simmons
Head · 1940 · age 62 · b. ~1878 · Michigan
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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
38 people indexed on this census page (nara:1940:m-t0627-01728-00854)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph F Jean | 57 | Head | Frame Maker | Michigan |
| 2 | Cora Jean | 55 | Wife | — | Michigan |
| 3 | Genevieve Jean | 32 | Daughter | Seamer | Michigan |
| 4 | Bernard Jean | 23 | Son | Bookkeeper | Michigan |
| 5 | Elizabeth Jean | 17 | Daughter | — | Michigan |
| 6 | Fred La Plante | 57 | Head | Fireman | Michigan |
| 7 | George La Plante | 58 | Brother | Drill Press Operator | Michigan |
| 8 | Marian La Plante | 16 | Daughter | — | Michigan |
| 9 | Minnie Belanger | 63 | Housekeeper | Housekeeper | Michigan |
| 10 | Raymond Jean | 35 | Head | Riveter | Michigan |
| 11 | Beulah Jean | 30 | Wife | Cutter | Michigan |
| 12 | Antoinette Patterson | 32 | Head | — | New York |
| 14 | Solomon Sharkey | 60 | Head | Laborer | Michigan |
| 15 | Johanna Sharkey | 57 | Wife | — | Germany |
| 16 | Theodore Sharkey | 33 | Son | — | Michigan |
| 17 | Charles Hill | 57 | Lodger | Watchman | Michigan |
| 18 | Ora Devine | 28 | Head | Chemist | Indiana |
| 19 | Edith Devine | 26 | Wife | — | Indiana |
| 20 | Thomas A Devine | 2 | Son | — | Indiana |
| 21 | Mary J Devine | 1 | Daughter | — | Michigan |
| 22 | Henry Bohm | 45 | Head | Laborer | Michigan |
| 23 | Gladys Bohm | 36 | Wife | — | Ohio |
| 24 | Edith M Bohm | 17 | Daughter | — | Michigan |
| 25 | William Bohm | 16 | Son | — | Michigan |
| 26 | Dorothy Bohm | 15 | Daughter | — | Michigan |
| 27 | Grace L Bohm | 7 | Daughter | — | Michigan |
| 28 | Henry C Bohm | 6 | Son | — | Michigan |
| 29 | Robert Bohm | 4 | Son | — | Michigan |
| 30 | Mary J Bohm | 2 | Daughter | — | Michigan |
| 31 | Arthur Mercier | 40 | Head | Machinist | Michigan |
| 32 | Sylvia Mercier | 36 | Wife | — | Michigan |
| 33 | James Mercier | 9 | Son | — | Michigan |
| 34 | Minnie Saunders | 62 | Head | Clerk | Michigan |
| 35 | Frank Simmons THIS PERSON | 62 | Head | Miner | Michigan |
| 36 | Charlotte Simmons | 51 | Wife | — | Michigan |
| 37 | Frank C Simmons | 23 | Son | Miner | Michigan |
| 39 | Arthur Ditzel | 69 | Head | — | Michigan |
| 40 | Pearl Ditzel | 53 | Wife | — | 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)