HW
Harold Wilson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ionia-County, Michigan
Our Model Tree links this Harold Wilson across the 1920, 1930 and 1940 US Censuses in Ionia-County, Michigan (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ionia-County, Michigan |
| Surname | Wilson |
| Given Name | Harold S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Portland Twp. |
| 1935 Residence (County) | Ionia |
| Additional Details | |
| Occupation | laborer |
| Industry | Auto Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | Portland Twp |
| Est. Birth Year | ~1909 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Donna Wilson | Daughter | — | 1 | ~1939 |
| Harold Wilson | Head | — | 31 | ~1909 |
| Gladys Wilson | Spouse | — | 36 | ~1904 |
Census Appearances
1920
Ionia, Michigan
Son, age 11
Ionia, Michigan · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Harold F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ionia, Michigan
Son, age 21
Ionia, Michigan · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | Harold J. |
| 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 | Laborer |
| Industry | farm |
| Class of Worker | VVVV W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ionia-County, Michigan
Head, age 31
Ionia-County, Michigan · implied b. ~1909 — 3 household members
| Surname | Wilson |
| Given Name | Harold S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Portland Twp. |
| 1935 Residence (County) | Ionia |
| Occupation | laborer |
| Industry | Auto Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 8 |
| 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 Harold Wilson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Wilson (~0.92 confidence) and father Frank Wilson (~0.92 confidence) and mother Harriet Wilson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Wilson
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Frank Wilson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Harriet Wilson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Wilson
Head · 1940 · age 31 · b. ~1909 · 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 — Ionia-County, Michigan
Open full size
1940 US Federal Census — Ionia-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01764-00963)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Martina Bell | 39 | Wife | — | Michigan |
| 42 | Charlene A. Bell | 14 | Daughter | — | Michigan |
| 43 | William H. Saunders | 16 | Lodger | — | Michigan |
| 44 | June Begen | 14 | May | — | Michigan |
| 45 | Henry Diehl | 52 | Head | Farmer | Wisconsin |
| 46 | Kearney J. Diehl | 38 | Wife | — | Switzerland |
| 47 | Alfred H. Diehl | 14 | Son | Labour | Wisconsin |
| 48 | Barbara M. Diehl | 13 | Daughter | — | Michigan |
| 49 | Rosemary Diehl | 11 | Daughter | — | Michigan |
| 50 | John James Diehl | 9 | Son | — | Michigan |
| 51 | Earl E. Monks | 54 | Head | Farmer | Michigan |
| 52 | Sadie Monks | 39 | Wife | — | So. Dakota |
| 53 | Louis Bell | 12 | Nephew | Labour | Michigan |
| 54 | Alice E. Dutcher | 53 | Head | — | Michigan |
| 55 | Donald C. Dutcher | 23 | Son | Labour | Michigan |
| 56 | Raymond E. Dutcher | 19 | Son | — | Michigan |
| 57 | Gerald P. Dutcher | 17 | Son | — | Michigan |
| 58 | Lillie M. Dutcher | 14 | Daughter | — | Michigan |
| 59 | Betty E. Dutcher | 14 | Daughter | — | Michigan |
| 60 | Frank H. Wilson | 59 | Head | Farmer | Michigan |
| 61 | Harriet E. Wilson | 54 | Wife | — | Michigan |
| 62 | Richard G. Wilson | 21 | Son | Farmer | Michigan |
| 63 | Maude E. Baugh | 68 | Head | — | Michigan |
| 64 | Laurence A. Almy | 33 | Head | Farmer | Michigan |
| 65 | Verna M. Almy | 37 | Wife | — | Michigan |
| 66 | Donald L. Almy | 11 | Son | — | Michigan |
| 67 | Ben Krantz | 56 | Head | Farmer | Michigan |
| 68 | Nellie A. Krantz | 56 | Wife | — | Michigan |
| 69 | Lawrence E. Krantz | 8 | Grandson | — | Michigan |
| 70 | Gerald D. Krantz | 6 | Grandson | — | Michigan |
| 71 | Ole B. Burnand | 61 | Hired hand | Labour | Michigan |
| 72 | Clay A. Patterson | 60 | Head | Storekeeper | Michigan |
| 73 | Maude A. Patterson | 63 | Wife | — | Michigan |
| 74 | Japhith C. Cross | 71 | Head | — | Michigan |
| 75 | Harold S. Wilson THIS PERSON | 31 | Head | Laborer | Michigan |
| 76 | Gladys R. Wilson | 36 | Wife | Operator | Michigan |
| 77 | Donna J. Wilson | 1 | Daughter | — | Michigan |
| 78 | Alman L. Almy | 60 | Head | Farmer | Maryland |
| 79 | Blanche L. Almy | 58 | Wife | — | Michigan |
| 80 | Joseph Gehart | 51 | Head | Labour | Michigan |
Pedigree Summary
Harold
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)