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William Welch — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kent-County, Michigan
Our Model Tree links this William Welch across the 1920, 1930 and 1940 US Censuses in Kent-County, Michigan (XGBoost, ~Confirmed), with identified parents Leroy & Jennie — first a head (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Michigan |
| Surname | Welch |
| Given Name | William R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | Kent |
| Additional Details | |
| Occupation | truck operator |
| Industry | Electric Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1900 |
| Highest Grade | H 4 |
| 1935 Residence | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Truck Operator |
| Township / Ward | North Park |
| Est. Birth Year | ~1911 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Welch | Head | — | 29 | ~1911 |
| Harmon Welch | Son | — | ~1940 | |
| Marjorie Welch | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Kent, Michigan
Son, age 9
Kent, Michigan · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | William R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Kent, Michigan
Son, age 19
Kent, Michigan · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welch |
| Given Name | William R |
| 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 | Assistant operator |
| Industry | Power House Department |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Kent-County, Michigan
Head, age 29
Kent-County, Michigan · implied b. ~1911 — 3 household members
| Surname | Welch |
| Given Name | William R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | Kent |
| Occupation | truck operator |
| Industry | Electric Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1900 |
| Highest Grade | H 4 |
| 1935 Residence | Michigan |
| 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 William Welch across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Leroy Welch (~0.92 confidence) and mother Jennie Welch (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Leroy Welch
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Jennie Welch
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Welch
Head · 1940 · age 29 · b. ~1911 · 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 — Kent-County, Michigan
Open full size
1940 US Federal Census — Kent-County, Michigan
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01774-00826)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jerome | 5 | son | — | Michigan |
| 42 | Janice | 1 | daughter | — | Michigan |
| 43 | Mildred Mitchell | 20 | sister in law | Stenographer | Michigan |
| 44 | Walter R. Matthews | 35 | Head | Sales Manager | Michigan |
| 45 | Mary E. Matthews | 31 | wife | — | Michigan |
| 46 | Walter R. Jr. Matthews | 5 | son | — | Michigan |
| 47 | Cheryl E. Matthews | 3 | daughter | — | Michigan |
| 48 | Harry Denge | 60 | Head | Receiving Clerk | Michigan |
| 49 | Winnie Denge | 62 | wife | — | Pennsylvania |
| 50 | Sumner M. Jr. Wells | 50 | Head | Medical Doctor | Michigan |
| 51 | Marian M. Wells | 45 | wife | — | Michigan |
| 52 | Matilda Richley | 44 | housekeeper | Housekeeper | Grand Rapids |
| 53 | James C. Haugerhyde | 60 | Head | — | Michigan |
| 54 | Lara M. Haugerhyde | 60 | wife | — | Michigan |
| 55 | Lavina A. Haugerhyde | 66 | Head | — | Michigan |
| 56 | James A. Cauley | 55 | Head | Owner | Canada-English |
| 57 | Alice Cauley | 55 | wife | — | Michigan |
| 58 | Charles E. Bunnell | 37 | Head | Agent | Colorado |
| 59 | Olive M. Bunnell | 30 | wife | — | Minnesota |
| 60 | Donald Bunnell | 6 | son | — | Michigan |
| 61 | Grant H. Bunnell | 2 | son | — | Michigan |
| 62 | John D. Bunnell | 0 | son | — | Michigan |
| 63 | Myron Kirkpatrick | 39 | Head | Superintendent Of Mail Agents | Nebraska |
| 64 | Allie Kirkpatrick | 35 | wife | — | Iowa |
| 65 | Diane Kirkpatrick | 6 | daughter | — | Michigan |
| 66 | Bruce Kirkpatrick | 1 | son | — | Michigan |
| 67 | William R. Welch THIS PERSON | 29 | Head | Truck Operator | Michigan |
| 68 | Marjorie Welch | 27 | wife | — | Michigan |
| 69 | Harmon R. Welch | 0 | son | — | Michigan |
| 70 | Victor A. Blandford | 50 | Head | Realtor | Michigan |
| 71 | Marion E. Blandford | 48 | wife | — | Michigan |
| 72 | Victor A. Jr. Blandford | 17 | son | — | Michigan |
| 73 | Laura M. Blandford | 8 | daughter | — | Michigan |
| 74 | Mary A. Blandford | 7 | daughter | — | Michigan |
| 75 | William C. Blandford | 4 | son | — | Michigan |
| 76 | Dorothy Mae Mcduffee | 18 | maid | House Work | Michigan |
| 77 | Charles F. Ellinger | 66 | Head | Superintendent | Michigan |
| 78 | Dora E. Ellinger | 59 | wife | — | Michigan |
Pedigree Summary
William
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)