MD
Mary Durham — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Golden-Valley-County, Montana
Our Model Tree links this Mary Durham across the 1930 and 1940 US Censuses in Golden-Valley-County, Montana (XGBoost, ~Confirmed) — first a spouse (b.~1908), then head of a 7-person household.
Age 32
b. ~1908
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Golden-Valley-County, Montana |
| Surname | Durham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | School District 52 Pine Island |
| 1935 Residence (County) | Golden Valley |
| Additional Details | |
| Occupation | none |
| Class of Worker | none |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | School District 52 Pine Island |
| Est. Birth Year | ~1908 |
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 |
|---|---|---|---|---|
| Mary Durham | Daughter | — | 3 | ~1937 |
| Faye Durham | Daughter | — | 13 | ~1927 |
| Val Durham | Son | — | 1 | ~1939 |
| Jackie Durham | Son | — | 15 | ~1925 |
| Imogene Durham | Daughter | — | 9 | ~1931 |
| Mary Durham | Spouse | — | 32 | ~1908 |
| Valla Durham | Head | — | 50 | ~1890 |
Census Appearances
1930
Golden Valley, …
Spouse, age 22
Golden Valley, Montana · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Durham |
| Given Name | Mary M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 16 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Golden-Valley-County, Montana
Spouse, age 32
Golden-Valley-County, Montana · implied b. ~1908 — 7 household members
| Surname | Durham |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | School District 52 Pine Island |
| 1935 Residence (County) | Golden Valley |
| Occupation | none |
| Class of Worker | none |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Durham across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Durham
Spouse · 1940 · age 32 · b. ~1908 · Montana
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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 — Golden-Valley-County, Montana
Open full size
1940 US Federal Census — Golden-Valley-County, Montana
Page Contents
13 people indexed on this census page (nara:1940:m-t0627-02221-00082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Valla Durham | 50 | Head | Farmer | Illinois |
| 42 | Mary Durham THIS PERSON | 32 | Wife | None | Illinois |
| 43 | Jackie Durham | 15 | son | None | Montana |
| 44 | Faye Durham | 13 | daughter | — | Montana |
| 45 | Imogene Durham | 9 | daughter | — | Montana |
| 46 | Mary Lou Durham | 3 | daughter | — | Montana |
| 47 | Val Ray Durham | 1 | son | — | Montana |
| 48 | Albert Eder | 53 | head | Farmer | Illinois |
| 49 | Ethel May Eder | 50 | wife | None | Illinois |
| 50 | Vera Jean Eder | 17 | daughter | None | Montana |
| 51 | Audrey Eder | 14 | daughter | None | Montana |
| 52 | Lee Knopp | 24 | Servant | Farm Labor | Oklahoma |
| 53 | — | 24 | — | Farm Labor | Oklahoma |
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)