MC
Mary Cramer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Summit-County, Ohio
Our Model Tree links this Mary Cramer across the 1930 and 1940 US Censuses in Summit-County, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 6-person household.
Age 14
b. ~1926
Female
Daughter
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Summit-County, Ohio |
| Surname | Cramer |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Bath Township |
| 1935 Residence (County) | Summit |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Township / Ward | Bath Township |
| Est. Birth Year | ~1926 |
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 |
|---|---|---|---|---|
| Lesta Cramer | Spouse | — | 37 | ~1903 |
| Chester Cramer | Head | — | 43 | ~1897 |
| Chester Cramer | Son | — | 5 | ~1935 |
| Corinne Cramer | Daughter | — | 18 | ~1922 |
| Hope Cramer | Daughter | — | 16 | ~1924 |
| Mary Cramer | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Summit, Ohio
Daughter, age 4
Summit, Ohio · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cramer |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Summit-County, Ohio
Daughter, age 14
Summit-County, Ohio · implied b. ~1926 — 6 household members
| Surname | Cramer |
| Given Name | Mary Lou |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Bath Township |
| 1935 Residence (County) | Summit |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Cramer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cramer
Daughter · 1940 · age 14 · b. ~1926 · Ohio
★ You are viewing this record
Sibling
Corinne Cramer
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hope Cramer
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Cramer
Sibling · 1940 · age 5
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 — Summit-County, Ohio
Open full size
1940 US Federal Census — Summit-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03152-00694)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Katherine E. Kersley | 36 | Wife | — | New York |
| 42 | Rice Jr. Kersley | 6 | Son | — | Ohio |
| 43 | Elizabeth C. Kersley | 3 | Daughter | — | Ohio |
| 44 | Philip C. Kersley | 0 | Son | — | Ohio |
| 45 | Sylvia Ellis | 26 | Maid | Maid | England |
| 46 | Thomas Brophy | 46 | Head | Truck Driver | New York |
| 47 | Sybil M. Brophy | 39 | Wife | — | Ohio |
| 48 | Theodore R. Brophy | 20 | Son | Laborer | Ohio |
| 49 | Sara J. Brophy | 16 | Daughter | Laborer | Ohio |
| 50 | Gladys M. Brophy | 13 | Daughter | — | Ohio |
| 51 | Richard L. Brophy | 11 | Son | — | Ohio |
| 52 | Frank S. Brophy | 9 | Son | — | Ohio |
| 53 | Stella L. Ingersoll | 70 | Head | — | Ohio |
| 54 | Charles Wolf | 69 | Head | — | Ohio |
| 55 | Della Wolf | 64 | Wife | — | Ohio |
| 56 | Edwin P. Wolf | 41 | Son | Farmer | Ohio |
| 57 | Mary S. Wolf | 36 | Daughter | — | Ohio |
| 58 | Roswell B. Hopkins | 67 | Head | Lumber Merchant | Ohio |
| 59 | Ossie Hopkins | 65 | Wife | — | Ohio |
| 60 | Ruth E. Scott | 44 | Daughter | — | Ohio |
| 61 | Robert B. Scott | 15 | Grandson | — | Ohio |
| 62 | Marian G. Tompkins | 69 | Head | — | Ohio |
| 63 | Dortha Tompkins | 33 | Daughter | Teller | Ohio |
| 64 | Kenneth F. Willey | 30 | Head | Manager | Ohio |
| 65 | Doris F. Willey | 27 | Wife | — | Massachusetts |
| 66 | Mary L. Willey | 0 | Daughter | — | Ohio |
| 67 | Lee J. Kleinbach | 19 | Brother | Upholsterer | Ohio |
| 68 | Chester R. Cramer | 43 | Head | Truck Driver | West Virginia |
| 69 | Lesta F. Cramer | 37 | Wife | — | West Virginia |
| 70 | Corinne R. Cramer | 18 | Daughter | Maid | West Virginia |
| 71 | Hope Cramer | 16 | Daughter | Maid | West Virginia |
| 72 | Mary Lou Cramer THIS PERSON | 14 | Daughter | — | West Virginia |
| 73 | Chester R. Jr. Cramer | 5 | Son | — | Ohio |
| 74 | Arthur B. James | 54 | Head | Laborer | West Virginia |
| 75 | Verna Mae James | 40 | Wife | — | Ohio |
| 76 | Elbin Willey | 78 | Head | Laborer | Ohio |
| 77 | Orra M. Willey | 77 | Wife | — | Ohio |
| 78 | Irene Thier | 48 | House Keeper | House Keeper | Ohio |
| 79 | George D. Tompkins | 36 | Head | Manager | Ohio |
| 80 | Helen M. Tompkins | 30 | Wife | Time Keeper | 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)