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Mary Berry — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Macoupin-County, Illinois
Our Model Tree links this Mary Berry across the 1920, 1930 and 1940 US Censuses in Macoupin-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1877), then head of a 3-person household.
Age 63
b. ~1877
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Macoupin-County, Illinois |
| Surname | Berry |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Palmyra village |
| 1935 Residence (County) | Macoupin |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Palmyra Village |
| Est. Birth Year | ~1877 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Berthelda Berry | Daughter | — | 21 | ~1919 |
| Mortimer Berry | Head | — | 22 | ~1918 |
| Mary Berry | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Macoupin, Illinois
Spouse, age 43
Macoupin, Illinois · implied b. ~1877 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Berry |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Macoupin, Illinois
Other, age 53
Macoupin, Illinois · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Berry |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 17 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Macoupin-County, Illinois
Spouse, age 63
Macoupin-County, Illinois · implied b. ~1877 — 3 household members
| Surname | Berry |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Palmyra village |
| 1935 Residence (County) | Macoupin |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| 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 Berry across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Berry
Spouse · 1940 · age 63 · b. ~1877 · Illinois
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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 — Macoupin-County, Illinois
Open full size
1940 US Federal Census — Macoupin-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00847-00243)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Koepper | 74 | Head | — | Ohio |
| 42 | Herbert R. Mahan | 47 | Head | Farmer | Illinois |
| 43 | Velma G. Mahan | 42 | Wife | — | Illinois |
| 44 | Carolyn Mahan | 17 | Daughter | — | Illinois |
| 45 | Gid Mccollom | 76 | Head | — | Illinois |
| 46 | Ona M. Mccollom | 48 | Daughter | Housekeeper | Illinois |
| 47 | Thomas J. Simpson | 86 | Head | — | Illinois |
| 48 | Fred Simpson | 61 | Son | Dry Goods Clerk | Illinois |
| 49 | Pearl Simpson | 59 | Daughter | Clerk | Illinois |
| 50 | Leo D. Clausen | 41 | Head | Billiard Hall | Illinois |
| 51 | Mary Clausen | 40 | Wife | — | Illinois |
| 52 | Earl T. Henry | 28 | Head | Manager | Illinois |
| 53 | Frances Henry | 27 | Wife | — | Illinois |
| 54 | Marlene A. Henry | 2 | Daughter | — | Illinois |
| 55 | Harry Defeates | 57 | Head | Sawyer | Illinois |
| 56 | Mary D. Defeates | 48 | Wife | — | Indiana |
| 57 | Alice Defeates | 17 | Daughter | — | Illinois |
| 58 | Ray Hall | 38 | Head | Driver Of Truck | Illinois |
| 59 | Reba D. Hall | 35 | Wife | — | Illinois |
| 60 | Doyle Hall | 17 | Son | — | Illinois |
| 61 | Betty Lou Hall | 14 | Daughter | — | Illinois |
| 62 | Abbie A. Hall | 7 | Daughter | — | Illinois |
| 63 | Larry Hall | 4 | Son | — | Illinois |
| 64 | Mark R. Hudson | 46 | Head | Contractor | Illinois |
| 65 | May D. Hudson | 42 | Wife | — | Kentucky |
| 66 | Edith Hudson | 20 | Daughter | Beauty Operator | Illinois |
| 67 | Charles Hudson | 18 | Son | — | Illinois |
| 68 | Bonnie R. Hudson | 5 | Daughter | — | Illinois |
| 69 | Benjamin Copley | 81 | Head | — | England |
| 70 | Sarah Copley | 74 | Wife | — | Illinois |
| 71 | Walter Claus | 55 | Head | General Labor | Illinois |
| 72 | Bertha Claus | 41 | Wife | — | Illinois |
| 73 | Elmer Claus | 22 | Son | Trucker | Illinois |
| 74 | Donna Claus | 20 | Daughter | Typist | Illinois |
| 75 | Norma Claus | 17 | Daughter | — | Illinois |
| 76 | Lowell Claus | 16 | Son | — | Illinois |
| 77 | Barbara Claus | 5 | Daughter | — | Illinois |
| 78 | Mortimer Berry | 22 | Head | Painter | Illinois |
| 79 | Mary Berry THIS PERSON | 63 | Wife | — | Nebraska |
| 80 | Berthelda Berry | 21 | Daughter | Clerk | 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)