RC
Robert Cunningham — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marshall-County, Kansas
Our Model Tree links this Robert Cunningham across the 1920, 1930 and 1940 US Censuses in Marshall-County, Kansas (XGBoost, ~Confirmed), with identified parents James & Mable — first a son (b.~1918), then head of a 9-person household.
Age 22
b. ~1918
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Kansas |
| Surname | Cunningham |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Nemaha |
| Additional Details | |
| Occupation | Laborer |
| Industry | Soil Conservat |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 360 |
| Highest Grade | No 8 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Laborer |
| Township / Ward | Guittard |
| Est. Birth Year | ~1918 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Theresa Cunningham | Daughter | — | 11 | ~1929 |
| Freda Cunningham | Daughter | — | 7 | ~1933 |
| Mary Cunningham | Daughter | — | 16 | ~1924 |
| Rose Cunningham | Daughter | — | 9 | ~1931 |
| Mary Cunningham | Head | — | 46 | ~1894 |
| Edward Cunningham | Son | — | 15 | ~1925 |
| Joseph Cunningham | Son | — | 19 | ~1921 |
| Robert Cunningham | Son | — | 22 | ~1918 |
| Walter Cunningham | Son | — | 14 | ~1926 |
Census Appearances
1920
Marshall, Kansas
Son, age 1
Marshall, Kansas · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Robert J. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Marshall, Kansas
Son, age 12
Marshall, Kansas · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Marshall-County, Kansas
Son, age 22
Marshall-County, Kansas · implied b. ~1918 — 9 household members
| Surname | Cunningham |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Nemaha |
| Occupation | Laborer |
| Industry | Soil Conservat |
| Class of Worker | GW |
| Hours Worked | 25 |
| Income (1939) | 360 |
| Highest Grade | No 8 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 James Cunningham (~0.92 confidence) and mother Mable Cunningham (~0.92 confidence) and father James Cunningham (~0.92 confidence) and mother Mary Cunningham (~0.92 confidence) and mother Mary Cunningham (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Cunningham
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Mable Cunningham
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
James Cunningham
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Mary Cunningham
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Mary Cunningham
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Cunningham
Son · 1940 · age 22 · b. ~1918 · Kansas
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Sibling
Joseph Cunningham
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Cunningham
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Cunningham
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Cunningham
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Cunningham
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Cunningham
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Freda Cunningham
Sibling · 1940 · age 7
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 — Marshall-County, Kansas
Open full size
1940 US Federal Census — Marshall-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01245-00207)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paul L. Mason | 17 | Son | — | Kansas |
| 42 | Emma Craig | 52 | Head | — | Kansas |
| 43 | Fredie Craig | 24 | Son | Com Labor | Kansas |
| 44 | Donald Craig | 20 | Son | Common Laborer | Kansas |
| 45 | Kenneth L. Craig | 19 | Son | Laborer | Kansas |
| 46 | Billie D. Craig | 17 | Son | Laborer | Kansas |
| 47 | Geraldine Craig | 16 | Daughter | Sewing | Kansas |
| 48 | Norma Craig | 14 | Daughter | — | Kansas |
| 49 | Raymond Craig | 13 | Son | — | Kansas |
| 50 | Rita Craig | 12 | Daughter | — | Kansas |
| 51 | Donald L. Godbout | 36 | Head | Laborer | Kansas |
| 52 | Teresa Godbout | 42 | Wife | — | Kansas |
| 53 | Philip S. Becker | 16 | Step-son | — | Kansas |
| 54 | Donald E. Becker | 15 | Step-son | — | Kansas |
| 55 | Leroy Becker | 13 | Step-son | — | Kansas |
| 56 | Alice Becker | 12 | S. Daughter | — | Kansas |
| 57 | Richard Godbout | 5 | Son | — | Kansas |
| 58 | Mary J. Godbout | 3 | Daughter | — | Kansas |
| 59 | Ronald D. Godbout | 1 | Son | — | Kansas |
| 60 | Lyle L. Cassidy | 37 | Head | Farmer | Kansas |
| 61 | Vollie A. Cassidy | 40 | Wife | — | Iowa |
| 62 | Elaine M. Cassidy | 15 | Daughter | — | Kansas |
| 63 | Francis D. Totten | 48 | Head | Farmer | Kansas |
| 64 | Gertie E. Totten | 42 | Wife | — | Kentucky |
| 65 | Mary E. Totten | 13 | Daughter | — | Kansas |
| 66 | James R. Totten | 10 | Son | — | Kansas |
| 67 | Nels E. Petterson | 76 | Head | — | Sweden |
| 68 | Brita Petterson | 75 | Wife | — | Sweden |
| 69 | Frank Sontup | 78 | Head | — | Czechoslovakia |
| 70 | Francis Sontup | 66 | Wife | — | Missouri |
| 71 | Alba M. Sontup | 38 | Daughter | Farming | Nebraska |
| 72 | Mary Cunningham | 46 | Head | — | Kansas |
| 73 | Robert J. Cunningham THIS PERSON | 22 | Son | Laborer | Kansas |
| 74 | Joseph T. Cunningham | 19 | Son | — | Kansas |
| 75 | Mary Cunningham | 16 | Daughter | — | Kansas |
| 76 | Edward M. Cunningham | 15 | Son | — | Kansas |
| 77 | Walter J. Cunningham | 14 | Son | — | Kansas |
| 78 | Theresa E. Cunningham | 11 | Daughter | — | Kansas |
| 79 | Rose M. Cunningham | 9 | Daughter | — | Kansas |
| 80 | Freda E. Cunningham | 7 | Daughter | — | Kansas |
Related Census Records
Pedigree Summary
Robert + 7 siblings
Gen 1 · 5 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)