MH
Mary Herman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Darke-County, Ohio
Our Model Tree links this Mary Herman across the 1930 and 1940 US Censuses in Darke-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Darke-County, Ohio |
| Surname | Herman |
| Given Name | Mary E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Greenville City |
| 1935 Residence (County) | Darke |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Greenville City |
| Est. Birth Year | ~1924 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Martha Herman | Daughter | — | 12 | ~1928 |
| Charles Herman | Head | — | 50 | ~1890 |
| Mary Herman | Daughter | — | 16 | ~1924 |
| Evelyn Herman | Daughter | — | 19 | ~1921 |
| Jessie Herman | Spouse | — | 42 | ~1898 |
| Betty Herman | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Darke, Ohio
Daughter, age 6
Darke, Ohio · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Herman |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Darke-County, Ohio
Daughter, age 16
Darke-County, Ohio · implied b. ~1924 — 6 household members
| Surname | Herman |
| Given Name | Mary E. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Greenville City |
| 1935 Residence (County) | Darke |
| Class of Worker | 0 |
| Highest Grade | H 3 |
| 1935 Residence | Same House |
| 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 Mary Herman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Herman
Daughter · 1940 · age 16 · b. ~1924 · Ohio
★ You are viewing this record
Sibling
Betty Herman
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Herman
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Herman
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Darke-County, Ohio
Open full size
1940 US Federal Census — Darke-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03060-00273)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clement B. Hufnagle | 39 | Head | Policeman | Ohio |
| 2 | Aileen Hufnagle | 36 | Wife | Wash Woman | Illinois |
| 3 | Phyllis Ann Hufnagle | 7 | daughter | — | Ohio |
| 4 | S. Jane Hufnagle | 5 | daughter | — | Ohio |
| 5 | Clarence S. Hape | 33 | Head | Manager | Ohio |
| 6 | Joy E. Hape | 30 | Wife | Manager | Ohio |
| 7 | L. L. Jones | 69 | Head | Farmer | Virginia |
| 8 | Eunice V. Jones | 58 | Wife | — | Virginia |
| 9 | Ruth Jones | 35 | daughter | Teacher | Virginia |
| 10 | H. Wanita Mcclenny | 35 | Head | House Keeper | Ohio |
| 11 | Charles Lindamood | 58 | Head | Shoe Maker | Ohio |
| 12 | Catherine Lindamood | 58 | Wife | — | Ohio |
| 13 | Charles J. Herman | 50 | Head | Baker | Indiana |
| 14 | Jessie Herman | 42 | Wife | — | Ohio |
| 15 | Evelyn M. Herman | 19 | daughter | Bookkeeper | Ohio |
| 16 | Betty L. Herman | 17 | daughter | — | Ohio |
| 17 | Mary E. Herman THIS PERSON | 16 | daughter | — | Ohio |
| 18 | Martha B. Herman | 12 | daughter | — | Ohio |
| 19 | Joseph L. Selly | 74 | Head | Owner | Ohio |
| 20 | Mabel H. Selly | 73 | Wife | — | Ohio |
| 21 | Raymond P. Mcvay | 39 | Head | Newspaper Agent | Ohio |
| 22 | Huldah Mcvay | 38 | Wife | — | Ohio |
| 23 | Sandra J. Mcvay | 5 | daughter | — | Ohio |
| 24 | Robert E. Mcvay | 4 | Son | — | Ohio |
| 25 | L. Thomas Wright | 33 | Head | Linotype Operator | Missouri |
| 26 | Kathryn Wright | 35 | Wife | — | Kentucky |
| 27 | Sarah N. Wright | 6 | daughter | — | Arkansas |
| 28 | Carol A. Wright | 1 | daughter | — | Ohio |
| 29 | Gaynor P. O'Brien | 40 | Head | Manager | Ohio |
| 30 | Ruby K. O'Brien | 37 | Wife | — | Illinois |
| 31 | Patricia A. O'Brien | 9 | Son | — | Missouri |
| 32 | Lewis D. Pringle | 72 | Head | — | Ohio |
| 33 | Sarah R. Pringle | 69 | Wife | — | Ohio |
| 34 | Clarence M. Penner | 36 | Head | Salesman & Truck Driver | Indiana |
| 35 | Helen B. Penner | 37 | Wife | — | Ohio |
| 36 | Elwin Penner | 8 | Son | — | Ohio |
| 37 | O. Walter Fair | 60 | Head | Salesman & Truck Driver | Ohio |
| 38 | Pearl J. Fair | 57 | Wife | Laundress | Ohio |
| 39 | Henry Borman | 59 | Head | Foreman | Ohio |
| 40 | Alfa Borman | 58 | Wife | — | Ohio |
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)