RC
Robert Cunningham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kent-County, Michigan
Our Model Tree links this Robert Cunningham across the 1920, 1930 and 1940 US Censuses in Kent-County, Michigan (XGBoost, ~Confirmed), with identified parents Irvin & E — first a son (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Michigan |
| Surname | CUNNINGHAM |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | KENT |
| Additional Details | |
| Highest Grade | Hs 3 |
| 1935 Residence | Same House |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Grand Rapids |
| Est. Birth Year | ~1920 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Belva Cunningham | Daughter | — | 14 | ~1926 |
| Irvin Cunningham | Head | — | 56 | ~1884 |
| Robert Cunningham | Son | — | 20 | ~1920 |
| James Cunningham | Son | — | 17 | ~1923 |
| Ellen Cunningham | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Kent, Michigan
Son, age
Kent, Michigan · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| 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 10
Kent, Michigan · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Kent-County, Michigan
Son, age 20
Kent-County, Michigan · implied b. ~1920 — 5 household members
| Surname | CUNNINGHAM |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | KENT |
| Highest Grade | Hs 3 |
| 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 Robert Cunningham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Irvin Cunningham (~0.92 confidence) and father E Cunningham (~0.92 confidence) and mother Ella Cunningham (~0.92 confidence) and mother Nellie Cunningham (~0.92 confidence) and father Irvin Cunningham (~0.92 confidence) and mother Ellen Cunningham (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Irvin Cunningham
b. ~1884
Source father
● Household
· direct · ~0.92
Father
E Cunningham
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Ella Cunningham
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Nellie Cunningham
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Irvin Cunningham
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Ellen Cunningham
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Cunningham
Son · 1940 · age 20 · b. ~1920 · Michigan
★ You are viewing this record
Sibling
Belva Cunningham
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Cunningham
Sibling · 1940 · age 17
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 — Kent-County, Michigan
Open full size
1940 US Federal Census — Kent-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01901-00870)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Remmelts | 45 | Daughter | — | Michigan |
| 2 | Keith D. Remmelts | 15 | Son | — | Michigan |
| 3 | Mary Murphy | 63 | Head | — | Ireland |
| 4 | William Murphy | 29 | Son | Die Maker | Michigan |
| 5 | Bessie Murphy | 27 | Daughter-in-law | — | Kentucky |
| 6 | William Downs | 21 | Son-in-law | Machine Hand | Kentucky |
| 7 | John C. Kaneen | 65 | Head | Sander | Illinois |
| 8 | Frances Kaneen | 57 | Wife | — | Ohio |
| 9 | James Richey | 24 | Head | Press Operator | Michigan |
| 10 | Pearl Richey | 21 | Wife | — | Michigan |
| 11 | June Richey | 2 | Daughter | — | Michigan |
| 12 | James Richey | 0 | Son | — | Michigan |
| 13 | Lloyd Parrish | 54 | Head | — | Michigan |
| 14 | Rhoda Parrish | 36 | Wife | — | Illinois |
| 15 | Howard Parrish | 17 | Son | — | Michigan |
| 16 | Lillian Parrish | 15 | Daughter | — | Michigan |
| 17 | Dorothy Parrish | 13 | Daughter | — | Michigan |
| 18 | Edward Parrish | 18 | Son | New Worker | Michigan |
| 19 | Irvin Cunningham | 56 | Head | Salesman | Michigan |
| 20 | Ellen Cunningham | 52 | Wife | — | Michigan |
| 21 | Robert Cunningham THIS PERSON | 20 | Son | — | Michigan |
| 22 | James Cunningham | 17 | Son | New Worker | Michigan |
| 23 | Belva Cunningham | 14 | Daughter | — | Michigan |
| 24 | Claud Peet | 61 | Head | Car Inspector | Michigan |
| 25 | Laura Peet | 38 | Wife | — | Michigan |
| 26 | Wendell Smith | 34 | Head | — | Michigan |
| 27 | Russell Kiel | 22 | Head | Assembler | Michigan |
| 28 | Margaret Kiel | 23 | Wife | — | Michigan |
| 29 | Rose M. Kiel | 1 | Daughter | — | Michigan |
| 30 | Martin Boersma | 27 | Head | Electrician Helper | Michigan |
| 31 | Ella Boersma | 24 | Wife | — | Michigan |
| 32 | Lawrence Boersma | 5 | Son | — | Michigan |
| 33 | James Boersma | 3 | Son | — | Michigan |
| 34 | Lee Rood | 22 | Head | Bar Tender | Michigan |
| 35 | Rose Rood | 22 | Wife | — | Michigan |
| 36 | Rose T. Rood | 0 | Daughter | — | Michigan |
| 37 | Julius Parker | 57 | Head | Electrician | Ohio |
| 38 | Katherine Parker | 53 | Wife | — | Michigan |
| 39 | Viola Finks | 23 | Niece | New Worker | Ohio |
| 40 | Amelia Wendock | 72 | Mother in Law | — | Michigan |
Pedigree Summary
Robert + 2 siblings
Gen 1 · 6 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)