MD
Mary Dunlap — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Stark-County, Ohio
Our Model Tree links this Mary Dunlap across the 1930 and 1940 US Censuses in Stark-County, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Stark-County, Ohio |
| Surname | Dunlap |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Louisville Village |
| 1935 Residence (County) | Stark |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Louisville Village |
| Est. Birth Year | ~1899 |
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 |
|---|---|---|---|---|
| Laird Dunlap | Head | — | 46 | ~1894 |
| Joan Dunlap | Daughter | — | 9 | ~1931 |
| Duane Dunlap | Son | — | 6 | ~1934 |
| Mary Dunlap | Spouse | — | 41 | ~1899 |
| Jean Dunlap | Daughter | — | 16 | ~1924 |
| Mary Dunlap | Daughter | — | 18 | ~1922 |
| Charles Dunlap | Son | — | 2 | ~1938 |
Census Appearances
1930
Stark, Ohio
Spouse, age 31
Stark, Ohio · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Stark-County, Ohio
Spouse, age 41
Stark-County, Ohio · implied b. ~1899 — 7 household members
| Surname | Dunlap |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Louisville Village |
| 1935 Residence (County) | Stark |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Dunlap across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dunlap
Spouse · 1940 · age 41 · b. ~1899 · Ohio
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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 — Stark-County, Ohio
Open full size
1940 US Federal Census — Stark-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03150-00250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sally Anne O'Brien | 3 | Daughter | — | Ohio |
| 42 | Marie O'Brien | 12 | Daughter | — | Ohio |
| 43 | Annabelle Moushey | 20 | Lodger | Waitress | Pennsylvania |
| 44 | Frank Kustner | 72 | Head | — | Ohio |
| 45 | Della Kustner | 64 | Wife | — | Ohio |
| 46 | Ray O'Brien | 29 | Son in law | Salesman | Ohio |
| 47 | Florence O'Brien | 26 | Daughter | — | Ohio |
| 48 | Larry O'Brien | 3 | Grandson | — | Ohio |
| 49 | Dallas Briggs | 42 | Head | Machine Assembler | Ohio |
| 50 | Irene Briggs | 31 | Wife | — | Ohio |
| 51 | Eugene Briggs | 19 | Son | Farm Hand | Ohio |
| 52 | Janet Briggs | 12 | Daughter | — | Ohio |
| 53 | Laird J. Dunlap | 46 | Head | Traffic Clerk | Pennsylvania |
| 54 | Mary Dunlap THIS PERSON | 41 | Wife | — | Pennsylvania |
| 55 | Mary L. Dunlap | 18 | Daughter | — | Pennsylvania |
| 56 | Jean A. Dunlap | 16 | Daughter | — | Ohio |
| 57 | Joan Y. Dunlap | 9 | Daughter | — | Pennsylvania |
| 58 | Duane Dunlap | 6 | Son | — | Ohio |
| 59 | Charles Dunlap | 2 | Son | — | Ohio |
| 60 | Wm Grossenbaugh | 43 | Head | Millwright | Ohio |
| 61 | Frances M. Grossenbaugh | 39 | Wife | — | Ohio |
| 62 | Berdine Grossenbaugh | 20 | Daughter | House Work | Ohio |
| 63 | Wm Jr. Grossenbaugh | 18 | Son | Waiter | Ohio |
| 64 | John Grossenbaugh | 17 | Son | Farm Hand | Ohio |
| 65 | June M. Grossenbaugh | 15 | Daughter | — | Ohio |
| 66 | Wilda Grossenbaugh | 13 | Daughter | — | Ohio |
| 67 | Betty Grossenbaugh | 6 | Daughter | — | Ohio |
| 68 | Harold Grossenbaugh | 5 | Son | — | Ohio |
| 69 | Raymond Grossenbaugh | 4 | Son | — | Ohio |
| 70 | Fred W. Schelling | 68 | Head | Medical Doctor | Ohio |
| 71 | Paula Schelling | 59 | Wife | — | Ohio |
| 72 | John Paul Schelling | 37 | Son | Secretary | Ohio |
| 73 | Alberta Schelling | 34 | Daughter in law | — | Ohio |
| 74 | Clara S. Frantz | 70 | Head | — | Ohio |
| 75 | Ida M. Myers | 59 | Head | — | Ohio |
| 76 | Anna Marmot | 80 | Lodger | — | Ohio |
| 77 | Bertha Gulling | 53 | Lodger | Stenographer | Ohio |
| 78 | Marie Kelly | 73 | Lodger | — | Ohio |
| 79 | D. E. Walter | 42 | Head | Teacher | Ohio |
| 80 | Lucile Walter | 37 | 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)