RM
Rosa Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lancaster-County, Nebraska
Our Model Tree links this Rosa Martin across the 1920, 1930 and 1940 US Censuses in Lancaster-County, Nebraska (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 4-person household.
Age 55
b. ~1885
Female
Spouse
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lancaster-County, Nebraska |
| Surname | Martin |
| Given Name | Rosa E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Lincoln City |
| Est. Birth Year | ~1885 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Rosa | Age | Birth yr |
|---|---|---|---|---|
| Rosa Martin | Spouse | — | 55 | ~1885 |
| Dennis Martin | Son | — | 19 | ~1921 |
| Elbert Martin | Head | — | 61 | ~1879 |
| Wayne Martin | Son | — | 21 | ~1919 |
Census Appearances
1920
Lancaster, Nebraska
Spouse, age 34
Lancaster, Nebraska · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Rosa E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1889 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1930
Lancaster, Nebraska
Other, age 44
Lancaster, Nebraska · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Rosa E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1893 |
| Age at First Marriage | 30 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Housekeeper |
| Industry | State |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Unknown |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Lancaster-County, Nebraska
Spouse, age 55
Lancaster-County, Nebraska · implied b. ~1885 — 4 household members
| Surname | Martin |
| Given Name | Rosa E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Lincoln City |
| 1935 Residence (County) | Lancaster |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Rosa Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Rosa Martin
Spouse · 1940 · age 55 · b. ~1885 · 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 — Lancaster-County, Nebraska
Open full size
1940 US Federal Census — Lancaster-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02253-00552)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph L. Carter | 51 | Head | Baker | Nebraska |
| 2 | Nora E. Carter | 51 | Wife | Clerk | Nebraska |
| 3 | Joseph L. Jr. Carter | 28 | Son | Baker | Nebraska |
| 4 | Ruth Carter | 27 | Daughter-in-law | — | Nebraska |
| 5 | Barbara Carter | 8 | Granddaughter | — | Nebraska |
| 6 | Sandra Carter | 5 | Granddaughter | — | Nebraska |
| 7 | Joseph Iii Carter | 4 | Grandson | — | Nebraska |
| 8 | Karen Carter | 3 | Granddaughter | — | Nebraska |
| 9 | Jack Paulson | 46 | Head | Barber | Nebraska |
| 10 | Freda Paulson | 39 | Wife | — | Kansas |
| 11 | Robert Paulson | 13 | Son | — | Nebraska |
| 12 | Phyllis Paulson | 8 | Daughter | — | Nebraska |
| 13 | Banka Gelhar | 59 | Head | — | Russia |
| 14 | Jake Gelhar | 24 | Son | Butcher | New York |
| 15 | Elbert L. Martin | 61 | Head | Night Watchman | Iowa |
| 16 | Rosa E. Martin THIS PERSON | 55 | Wife | — | Germany |
| 17 | Wayne E. Martin | 21 | Son | Guard | Nebraska |
| 18 | Dennis E. Martin | 19 | Son | Book Shelving And Mending | Nebraska |
| 19 | Helen Biltoft | 46 | Head | Maid | Illinois |
| 20 | Ernest Biltoft | 18 | Son | Janitor | Nebraska |
| 21 | Verna Biltoft | 13 | Daughter | — | Nebraska |
| 22 | John Heath | 72 | Head | Proprietor | Illinois |
| 23 | Alice Heath | 64 | Wife | — | Nebraska |
| 24 | Fay Hart | 39 | Head | Service Man | Nebraska |
| 25 | Mildred Hart | 31 | Wife | — | Nebraska |
| 26 | Richard John Hart | 5 | Son | — | Nebraska |
| 27 | Ralph Harding | 31 | Head | Stone Cutter | Nebraska |
| 28 | Marie Harding | 28 | Wife | — | Nebraska |
| 29 | Joan Harding | 7 | Daughter | — | Nebraska |
| 30 | Roger Harding | 3 | Son | — | Nebraska |
| 31 | Ronald Harding | 2 | Son | — | Nebraska |
| 32 | Gerald Trisler | 25 | Head | Laborer | Nebraska |
| 33 | Louise Trisler | 24 | Wife | — | Russia |
| 34 | Beverly Jean Trisler | 5 | Daughter | — | Nebraska |
| 35 | Geraldine Louise Trisler | 2 | Daughter | — | Nebraska |
| 36 | Reuben L. Kelley | 43 | Head | Brakeman | Arkansas |
| 37 | Mildred Kelley | 33 | Wife | — | Missouri |
| 38 | Mary Louise Kelley | 15 | Daughter | — | Missouri |
| 39 | Lloyd Lee Kelley | 13 | Son | — | Arkansas |
| 40 | Billy Eugene Kelley | 10 | Son | — | Missouri |
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)