MC
Mary Cunningham — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Nebraska
Our Model Tree links this Mary Cunningham across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Nebraska (XGBoost, ~Confirmed) — first a spouse (b.~1903), then head of a 9-person household.
Age 37
b. ~1903
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Nebraska |
| Surname | Cunningham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Antelope Precinct |
| Est. Birth Year | ~1903 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Agnes Cunningham | Daughter | — | 16 | ~1924 |
| Alice Cunningham | Daughter | — | 11 | ~1929 |
| John Cunningham | Head | — | 42 | ~1898 |
| Joe Cunningham | Son | — | 8 | ~1932 |
| Richard Cunningham | Son | — | 4 | ~1936 |
| Marvin Cunningham | Son | — | 6 | ~1934 |
| Charles Cunningham | Son | — | 2 | ~1938 |
| John Cunningham | Son | — | 14 | ~1926 |
| Mary Cunningham | Spouse | — | 37 | ~1903 |
Census Appearances
1920
Jefferson, Nebraska
Spouse, age 19
Jefferson, Nebraska · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Mary J. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Jefferson, Nebraska
Spouse, age 29
Jefferson, Nebraska · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cunningham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 17 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Jefferson-County, Nebraska
Spouse, age 37
Jefferson-County, Nebraska · implied b. ~1903 — 9 household members
| Surname | Cunningham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jefferson |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Mary Cunningham across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cunningham
Spouse · 1940 · age 37 · b. ~1903 · Nebraska
★ 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 — Jefferson-County, Nebraska
Open full size
1940 US Federal Census — Jefferson-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02251-00007)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Tillis Wilkerson | 15 | Daughter | — | Nebraska |
| 42 | Donnie Wilkerson | 10 | Son | — | Nebraska |
| 43 | Clinton Wilkerson | 9 | Son | — | Nebraska |
| 44 | Donald Wilkerson | 5 | Son | — | Nebraska |
| 45 | I. D. Bower | 57 | Head | Farmer | Nebraska |
| 46 | Jennie Bower | 56 | Wife | — | Iowa |
| 47 | Velma A. Bower | 34 | Daughter | House Work | Nebraska |
| 48 | Harold Bower | 31 | Head | Common Labor | Nebraska |
| 49 | Faith I. Bower | 31 | Wife | Waitress | Nebraska |
| 50 | John Cunningham | 42 | Head | Farmer | Nebraska |
| 51 | Mary Cunningham THIS PERSON | 37 | Wife | — | Nebraska |
| 52 | Agnes Cunningham | 16 | Daughter | — | Nebraska |
| 53 | John E. Cunningham | 14 | Son | — | Nebraska |
| 54 | Alice Cunningham | 11 | Daughter | — | Nebraska |
| 55 | Joe Cunningham | 8 | Son | — | Nebraska |
| 56 | Marvin Cunningham | 6 | Son | — | Nebraska |
| 57 | Richard Cunningham | 4 | Son | — | Nebraska |
| 58 | Charles Cunningham | 2 | Son | — | Nebraska |
| 59 | Lorine Jakobson | 70 | Head | — | Denmark |
| 60 | Elmer D. Jakobson | 44 | Son | Farmer | Nebraska |
| 61 | Delia Jakobson | 41 | Daughter | — | Nebraska |
| 62 | Milton Mckee | 37 | Head | Labor | Iowa |
| 63 | Leata D. Mckee | 31 | Wife | — | Oklahoma |
| 64 | Geraldine Mckee | 7 | Daughter | — | Nebraska |
| 65 | Joyce Mckee | 5 | Daughter | — | Nebraska |
| 66 | Will E. Welch | 55 | Head | Farmer | Nebraska |
| 67 | Otto Nan | 47 | Head | Farmer | Wisconsin |
| 68 | A. Faith Nan | 45 | Wife | — | Nebraska |
| 69 | Estella Nan | 14 | Daughter | — | Colorado |
| 70 | Elwin L. Harrold | 56 | Head | Common Labor | Missouri |
| 71 | Pearl Harrold | 55 | Wife | — | Nebraska |
| 72 | Arthur H. Harrold | 35 | Son | — | Kansas |
| 73 | Clyde D. Wilson | 47 | Head | Farmer | Nebraska |
| 74 | Minnie D. Wilson | 42 | Wife | — | Nebraska |
| 75 | Virginia Wilson | 19 | Daughter | School Teacher | Nebraska |
| 76 | Arlene Wilson | 18 | Daughter | — | Nebraska |
| 77 | Mavis Wilson | 13 | Daughter | — | Nebraska |
| 78 | Dale Wilson | 11 | Son | — | Nebraska |
| 79 | Edward F. Pieper | 48 | Head | Farmer | Nebraska |
| 80 | Louise R. Pieper | 48 | Wife | — | Nebraska |
Related Census Records
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)