MR
Martha Ross — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Berrien-County, Michigan
Our Model Tree links this Martha Ross across the 1930 and 1940 US Censuses in Berrien-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1906), then head of a 8-person household.
Age 34
b. ~1906
Female
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Berrien-County, Michigan |
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | St Joseph |
| 1935 Residence (County) | Berrien |
| Additional Details | |
| Occupation | Housewife |
| Industry | Home |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 480 |
| Highest Grade | H-3 |
| 1935 Residence | Michigan |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Housewife |
| Township / Ward | St Joseph |
| Est. Birth Year | ~1906 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martha | Age | Birth yr |
|---|---|---|---|---|
| Lany Orsella | Other | — | 18 | ~1922 |
| Charlotte Ross | Daughter | — | 8 | ~1932 |
| Jean Donley | Other | — | 24 | ~1916 |
| Martha Ross | Head | — | 34 | ~1906 |
| Edwin Ross | Spouse | — | 36 | ~1904 |
| Beora Bell | Other | — | 29 | ~1911 |
| Lottie Brzezinski | Other | — | 26 | ~1914 |
| John Ross | Son | — | 10 | ~1930 |
Census Appearances
1930
Berrien, Michigan
Other, age 24
Berrien, Michigan · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 21 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | eaterer |
| Industry | Country Club |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Berrien-County, Michigan
Head, age 34
Berrien-County, Michigan · implied b. ~1906 — 8 household members
| Surname | Ross |
| Given Name | Martha |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | St Joseph |
| 1935 Residence (County) | Berrien |
| Occupation | Housewife |
| Industry | Home |
| Class of Worker | OA |
| Hours Worked | 40 |
| Income (1939) | 480 |
| Highest Grade | H-3 |
| 1935 Residence | Michigan |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Martha Ross across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Martha Ross
Head · 1940 · age 34 · b. ~1906 · Michigan
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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 — Berrien-County, Michigan
Open full size
1940 US Federal Census — Berrien-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01733-00356)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John N. Johnson | 48 | Head | Custodian | Sweden |
| 2 | Edith Johnson | 47 | Wife | Housewife | Sweden |
| 3 | John Rice | 62 | Head | Salesman | Michigan |
| 4 | Myrtle M. Rice | 61 | Wife | Manager | Michigan |
| 5 | Dorothy M. Rice | 31 | Daughter | Teacher | Michigan |
| 6 | Louis H. Schoff | 67 | Head | Independent | Illinois |
| 7 | Lulu Schoff | 61 | Wife | Housewife | Russia |
| 8 | Herbert Schoff | 26 | Son | Meat Cutter | Germany |
| 9 | Robert J. Schoff | 23 | Son | Housewife | Michigan |
| 10 | Marion Schoff | 15 | Daughter | — | Michigan |
| 11 | Bettie Schoff | 13 | Daughter | — | Michigan |
| 12 | Mary Karr | 17 | Housekeeper | Housekeeper | Indiana |
| 13 | Frank Tappenden | 65 | Head | Janitor | England |
| 14 | Lucy C. Tappenden | 54 | Wife | Housekeeper | France |
| 15 | Blanche E. Underwood | 24 | Head | Machine Operator | Kansas |
| 16 | Viola B. Underwood | 24 | Wife | Housewife | Illinois |
| 17 | Henry F. Richter | 56 | Head | Retail Hardware | Michigan |
| 18 | Eleanor Richter | 55 | Wife | Housewife | Michigan |
| 19 | June E. Richter | 22 | Daughter | Librarian | Michigan |
| 20 | Harry D. Hahn | 41 | Head | Pharmacist Registered | Michigan |
| 21 | Dorothy A. Hahn | 37 | Wife | Housewife | Michigan |
| 22 | Corrine M. Hahn | 13 | Daughter | — | Michigan |
| 23 | Robert H. Hahn | 10 | Son | — | Michigan |
| 24 | Marilyn J. Hahn | 6 | Daughter | — | Michigan |
| 25 | Frederick A. Hansen | 32 | Head | Drawing Teacher | New York |
| 26 | Louise A. Hansen | 32 | Wife | Housewife | Michigan |
| 27 | Thomas F. Hansen | 7 | Son | — | Ohio |
| 28 | Janet C. Hansen | 4 | Daughter | — | Ohio |
| 29 | Martha Ross THIS PERSON | 34 | Head | Housewife | Ohio |
| 30 | Edwin T. Ross | 36 | Husband | Bookkeeper | Pennsylvania |
| 31 | John L. Ross | 10 | Son | — | Ohio |
| 32 | Charlotte E. Ross | 8 | Daughter | — | Ohio |
| 33 | Lany Orsella | 18 | Housekeeper | Housekeeper | N. Dakota |
| 34 | Beora Mae Bell | 29 | Lodger | Elementary Teacher | Michigan |
| 35 | Lottie J. Brzezinski | 26 | Lodger | History Teacher | Michigan |
| 36 | Jean Y. Donley | 24 | Lodger | Physical Education | Michigan |
| 37 | Oscar R. Wait | 58 | Head | Baker | Michigan |
| 38 | Fanny E. Wait | 44 | Wife | Housewife | Illinois |
| 39 | Evelyn R. Wait | 14 | Daughter | Helper | Illinois |
| 40 | Joe V. Werdowly | 29 | Son | Service Man | Illinois |
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)