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Mary Mann — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cavalier-County, North Dakota
Our Model Tree links this Mary Mann across the 1930 and 1940 US Censuses in Cavalier-County, North Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 11-person household.
Age 51
b. ~1889
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cavalier-County, North Dakota |
| Surname | Mann |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Perry Township |
| 1935 Residence (County) | Cavalier |
| Naturalization Status | Naturalized |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Perry Township |
| Est. Birth Year | ~1889 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Chester Mann | Son | — | 18 | ~1922 |
| Philip Mann | Head | — | 56 | ~1884 |
| Thomas Mann | Son | — | 11 | ~1929 |
| Bernard Mann | Son | — | 22 | ~1918 |
| Roland Mann | Son | — | 20 | ~1920 |
| Loraine Mann | Daughter | — | 13 | ~1927 |
| Henry Mann | Son | — | 15 | ~1925 |
| Mary Mann | Spouse | — | 51 | ~1889 |
| William Mann | Other | — | 44 | ~1896 |
| Edward Mann | Son | — | 28 | ~1912 |
| Cecilia Mann | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Cavalier, North …
Spouse, age 41
Cavalier, North Dakota · implied b. ~1889 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Manni |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 16 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Cavalier-County, North …
Spouse, age 51
Cavalier-County, North Dakota · implied b. ~1889 — 11 household members
| Surname | Mann |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Perry Township |
| 1935 Residence (County) | Cavalier |
| Naturalization Status | Naturalized |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Mann across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mann
Spouse · 1940 · age 51 · b. ~1889 · North Dakota
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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 — Cavalier-County, North Dakota
Open full size
1940 US Federal Census — Cavalier-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02998-00432)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen Riedy | 9 | daughter | — | North Dakota |
| 42 | Philip J. Mann | 56 | Head | Farming | Austria |
| 43 | Mary Mann THIS PERSON | 51 | Wife | — | Russia |
| 44 | Edward Mann | 28 | son | Farm Labour | North Dakota |
| 45 | Bernard Mann | 22 | son | Farm Labour | North Dakota |
| 46 | Roland Mann | 20 | son | Farm Labour | North Dakota |
| 47 | Chester Mann | 18 | son | — | North Dakota |
| 48 | Cecilia Mann | 17 | daughter | — | North Dakota |
| 49 | Henry Mann | 15 | son | — | North Dakota |
| 50 | Loraine Mann | 13 | daughter | — | North Dakota |
| 51 | Thomas Mann | 11 | son | — | North Dakota |
| 52 | William Mann | 44 | brother | Farm Labour | Austria |
| 53 | John St. Liebersbach | 44 | Head | Farming | Austria |
| 54 | Teresa St. Liebersbach | 45 | wife | — | Austria |
| 55 | Edwin M. Panske | 31 | Head | Farming | North Dakota |
| 56 | Clayton J. Panske | 28 | Brother | Farm Labour | North Dakota |
| 57 | Albert E. Panske | 70 | Father | — | Iowa |
| 58 | Ralph Horvitz | 37 | Head | Farming | North Dakota |
| 59 | Rose Horvitz | 31 | Wife | — | North Dakota |
| 60 | Janice Horvitz | 3 | daughter | — | North Dakota |
| 61 | Robert L. Griffith | 50 | Head | Farming | North Dakota |
| 62 | Kathryn Griffith | 35 | Wife | — | North Dakota |
| 63 | Clifford Thomas Griffith | 19 | son | — | North Dakota |
| 64 | Joe J. Horvitz | 48 | Head | Farming | Canada E |
| 65 | Ann Horvitz | 44 | Wife | — | Austria |
| 66 | Jerome Horvitz | 24 | son | Farming | North Dakota |
| 67 | Roy H. Heniot | 44 | Head | Farming | North Dakota |
| 68 | Elmer E. Heniot | 41 | brother | Farming | North Dakota |
| 69 | Gladys Heniot | 30 | sister | — | North Dakota |
| 70 | Harvey A. Heniot | 27 | brother | Farm Labour | North Dakota |
| 71 | Edward W. Huck | 28 | servant | Farm Labour | North Dakota |
| 72 | Edward Lang | 48 | Head | Farming | Austria |
| 73 | Minnie Lang | 45 | Wife | — | Austria |
| 74 | Anna Lang | 3 | daughter | — | North Dakota |
| 75 | Christ Huck | 61 | Head | Farming | Germany |
| 76 | Myrtle E. Huck | 49 | Wife | — | North Dakota |
| 77 | Anna May Huck | 22 | daughter | — | North Dakota |
| 78 | Robert Huck | 20 | son | Farm Labour | North Dakota |
| 79 | Marie Huck | 17 | daughter | — | North Dakota |
| 80 | Raymond Huck | 15 | son | Farm Labour | North Dakota |
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)