MK
Mary Kramer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cedar-County, Nebraska
Our Model Tree links this Mary Kramer across the 1930 and 1940 US Censuses in Cedar-County, Nebraska (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 7-person household.
Age 59
b. ~1881
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cedar-County, Nebraska |
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Precinct 8 |
| 1935 Residence (County) | Cedar |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Precinct 8 |
| Est. Birth Year | ~1881 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Cyril Kramer | Son | — | 16 | ~1924 |
| Richard Kramer | Son | — | 30 | ~1910 |
| Julius Kramer | Head | — | 63 | ~1877 |
| Mary Kramer | Spouse | — | 59 | ~1881 |
| Elsie Kramer | Daughter | — | 18 | ~1922 |
| Alomen Kramer | Son | — | 19 | ~1921 |
| Martin Kramer | Son | — | 24 | ~1916 |
Census Appearances
1930
Cedar, Nebraska
Other, age 49
Cedar, Nebraska · implied b. ~1881 — 45 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farm laborer |
| Industry | farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Cedar-County, Nebraska
Spouse, age 59
Cedar-County, Nebraska · implied b. ~1881 — 7 household members
| Surname | Kramer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Precinct 8 |
| 1935 Residence (County) | Cedar |
| Class of Worker | 0 |
| Highest Grade | 4 |
| 1935 Residence | Same place |
| 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 Kramer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Kramer
Spouse · 1940 · age 59 · b. ~1881 · Nebraska
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cedar-County, Nebraska
Open full size
1940 US Federal Census — Cedar-County, Nebraska
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-02240-00133)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alma Kruse | 19 | Daughter | — | Nebraska |
| 2 | Marion Kruse | 17 | Son | — | Nebraska |
| 3 | Jennie Plumberg | 46 | Head | — | Nebraska |
| 4 | Mary Plumberg | 44 | Sister | — | Nebraska |
| 5 | Bernard Plumberg | 42 | Brother | Farmer | Nebraska |
| 6 | John Plumberg | 40 | Brother | Farmer | Nebraska |
| 7 | Barbara Plumberg | 37 | Sister | — | Nebraska |
| 8 | Dorothy Plumberg | 35 | Sister | — | Nebraska |
| 9 | Albert Plumberg | 32 | Brother | — | Nebraska |
| 10 | Casper Cromer | 43 | Head | — | Nebraska |
| 11 | Lucy Cromer | 45 | Wife | — | Nebraska |
| 12 | Alfred Cromer | 22 | Son | Farmer | Nebraska |
| 13 | Irene Cromer | 12 | Daughter | — | Nebraska |
| 14 | John Promes | 49 | Head | Farmer | Nebraska |
| 15 | Mary Promes | 46 | Wife | — | Nebraska |
| 16 | Rosella Promes | 7 | Daughter | — | Nebraska |
| 17 | Hugo Thing | 24 | Head | Farmer | Nebraska |
| 18 | Julia Thing | 22 | Wife | — | Nebraska |
| 19 | Julius Kramer | 63 | Head | Farmer | Germany |
| 20 | Mary Kramer THIS PERSON | 59 | Wife | — | Nebraska |
| 21 | Richard Kramer | 30 | Son | Farmer | Nebraska |
| 22 | Martin Kramer | 24 | Son | Farmer | Nebraska |
| 23 | Alomen Kramer | 19 | Son | Farmer | Nebraska |
| 24 | Elsie Kramer | 18 | Daughter | — | Nebraska |
| 25 | Cyril Kramer | 16 | Son | — | Nebraska |
| 26 | Enoch Isackson | 54 | Head | Agent | Sweden |
| 27 | Caroline Isackson | 52 | Wife | Helper | Nebraska |
| 28 | Fred Schwartzen | 67 | Lodger | Day Laborer | Iowa |
| 29 | Fred Bannick | 39 | Head | Laborer | Germany |
| 30 | Anna Bannick | 42 | Wife | — | Nebraska |
| 31 | Margaret Bannick | 17 | Daughter | — | Nebraska |
| 32 | Anna Marie Bannick | 16 | Daughter | — | Nebraska |
| 33 | Robert Bannick | 15 | Son | — | Nebraska |
| 34 | Nellie Bannick | 12 | Daughter | — | Nebraska |
| 35 | Mary Ann Bannick | 3 | Daughter | — | Nebraska |
| 36 | Sarah Mackey | 34 | Sister-in-law | — | Nebraska |
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)