FA
Frank Arnold — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ottawa-County, Michigan
Our Model Tree links this Frank Arnold across the 1920, 1930 and 1940 US Censuses in Ottawa-County, Michigan (XGBoost, ~Confirmed), with identified parents Alexander & Elizabeth — first a head (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ottawa-County, Michigan |
| Surname | Arnold |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Park Township |
| Additional Details | |
| Occupation | Machinist |
| Industry | Machine Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | S 8 |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Machinist |
| Township / Ward | Park Township |
| Est. Birth Year | ~1901 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Bradley Arnold | Son | — | 5 | ~1935 |
| Gordon Arnold | Son | — | 12 | ~1928 |
| Zella Arnold | Spouse | — | 34 | ~1906 |
| Frank Arnold | Head | — | 39 | ~1901 |
| Twyla Arnold | Daughter | — | 10 | ~1930 |
| Douglas Arnold | Son | — | 15 | ~1925 |
| Waneda Arnold | Daughter | — | 1 | ~1939 |
Census Appearances
1920
Ottawa, Michigan
Son, age 19
Ottawa, Michigan · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Cutter |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ottawa, Michigan
Head, age 29
Ottawa, Michigan · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 23 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Machine Hand |
| Industry | Furniture F. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 14 |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ottawa-County, Michigan
Head, age 39
Ottawa-County, Michigan · implied b. ~1901 — 7 household members
| Surname | Arnold |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Park Township |
| Occupation | Machinist |
| Industry | Machine Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | S 8 |
| 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 Arnold across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alexander Arnold (~0.92 confidence) and mother Elizabeth Arnold (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Arnold
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Arnold
b. ~1856
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Arnold
Head · 1940 · age 39 · b. ~1901 · 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 — Ottawa-County, Michigan
Open full size
1940 US Federal Census — Ottawa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01809-00354)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paul O Fallis | 39 | Head | Caretaker | Indiana |
| 42 | Adeline Fallis | 38 | Wife | — | Ohio |
| 43 | Joe Botte | 30 | Head | Keeper | Michigan |
| 44 | Ruth A Botte | 27 | Wife | — | Michigan |
| 45 | Robert Botte | 6 | Son | — | Michigan |
| 46 | Herman Van Kampen | 37 | Head | Shipping Clerk | Michigan |
| 47 | Evelyn A Van Kampen | 35 | Wife | — | Michigan |
| 48 | Warren Van Kampen | 13 | Son | — | Michigan |
| 49 | Donald Van Kampen | 12 | Son | — | Michigan |
| 50 | Dick J. Slagh | 66 | Head | Caretaker | Michigan |
| 51 | Hurley Jappinga | 35 | Head | Welder | Michigan |
| 52 | Mary Jappinga | 31 | Wife | Maid | Michigan |
| 53 | Theodore Sheff | 35 | Head | Gen. Mgr. | Michigan |
| 54 | Katherine Sheff | 50 | Wife | — | Ohio |
| 55 | George Chortie | 34 | Head | Draftsman | Michigan |
| 56 | Estelle Chortie | 32 | Wife | — | Michigan |
| 57 | Joan D. Chortie | 8 | Daughter | — | Michigan |
| 58 | Donna J. Chortie | 7 | Daughter | — | Michigan |
| 59 | Lawrence L. Holk | 35 | Head | Secretary | Iowa |
| 60 | Helena L. Holk | 31 | Wife | — | Michigan |
| 61 | Kathryn K. Holk | 7 | Daughter | — | Michigan |
| 62 | Geraldine Gleason | 26 | Head | Maid | Michigan |
| 63 | Louise Landwehr | 58 | Head | — | Ohio |
| 64 | Norma Landwehr | 19 | Daughter | — | Michigan |
| 65 | Margaret Lampen | 25 | Maid | Maid | Michigan |
| 66 | Edgar Landwehr | 26 | Head | Asst. Production Manager | Michigan |
| 67 | Helen Landwehr | 27 | Wife | — | Michigan |
| 68 | John P. Landwehr | 1 | Son | — | Michigan |
| 69 | Jennie De Jonge | 35 | Maid | Maid | Michigan |
| 70 | Carl O. Moller | 27 | Head | Laborer | Michigan |
| 71 | Elva Moller | 24 | Wife | — | Michigan |
| 72 | Charlotte Moller | 4 | Daughter | — | Michigan |
| 73 | Dennis Moller | 1 | Son | — | Michigan |
| 74 | Frank Arnold THIS PERSON | 39 | Head | Machinist | Michigan |
| 75 | Zella Arnold | 34 | Wife | — | Michigan |
| 76 | Douglas Arnold | 15 | Son | — | Michigan |
| 77 | Gordon Arnold | 12 | Son | — | Michigan |
| 78 | Twyla Arnold | 10 | Daughter | — | Michigan |
| 79 | Bradley Arnold | 5 | Son | — | Michigan |
| 80 | Waneda Arnold | 1 | Daughter | — | Michigan |
Pedigree Summary
Frank
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)