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Mary Murdock — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Erie-County, New York
Our Model Tree links this Mary Murdock across the 1930 and 1940 US Censuses in Erie-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1903), then head of a 8-person household.
Age 37
b. ~1903
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, New York |
| Surname | Murdock |
| Given Name | Mary Q. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Tonawanda Town |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Tonawanda Town |
| Est. Birth Year | ~1903 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Sue Murdock | Daughter | — | 2 | ~1938 |
| William Murdock | Head | — | 44 | ~1896 |
| Maria Burke | Other | — | 80 | ~1860 |
| Mary Murdock | Spouse | — | 37 | ~1903 |
| William Murdock | Son | — | 9 | ~1931 |
| Mary Murdock | Daughter | — | 11 | ~1929 |
| Patricia Murdock | Daughter | — | 10 | ~1930 |
| Thomas Murdock | Son | — | 6 | ~1934 |
Census Appearances
1930
Erie, New …
Other, age 27
Erie, New York · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Murdock |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 24 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Erie-County, New …
Spouse, age 37
Erie-County, New York · implied b. ~1903 — 8 household members
| Surname | Murdock |
| Given Name | Mary Q. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Tonawanda Town |
| 1935 Residence (County) | Erie |
| Highest Grade | C 4 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Murdock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Murdock
Spouse · 1940 · age 37 · b. ~1903 · New York
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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 — Erie-County, New York
Open full size
1940 US Federal Census — Erie-County, New York
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02531-00526)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Joseph Duescher | 47 | Head | Fireman | New York |
| 3 | Ella Duescher | 46 | Wife | — | New York |
| 4 | Albert Duescher | 23 | Son | Laborer | New York |
| 5 | Raymond Duescher | 19 | Son | — | New York |
| 6 | Mildred Duescher | 17 | Daughter | — | New York |
| 7 | Florence Duescher | 16 | Daughter | — | New York |
| 8 | Allen Duescher | 14 | Son | — | New York |
| 9 | Irene Duescher | 8 | Daughter | — | New York |
| 10 | Norman Duescher | 4 | Son | — | New York |
| 11 | Shirley Duescher | 2 | Daughter | — | New York |
| 12 | John D. Mccorry | 39 | Head | Salesman | Pennsylvania |
| 13 | Beatrice Mccorry | 35 | Wife | — | Ohio |
| 14 | John Mccorry | 8 | Son | — | New York |
| 15 | William Mccorry | 7 | Son | — | New York |
| 16 | Eleanor Mccorry | 5 | Daughter | — | New York |
| 17 | William S. Murdock | 44 | Head | Insurance Adjuster | Massachusetts |
| 18 | Mary Q. Murdock THIS PERSON | 37 | Wife | — | New York |
| 19 | Mary L. Murdock | 11 | Daughter | — | New York |
| 20 | Patricia Murdock | 10 | Daughter | — | New York |
| 21 | William Murdock | 9 | Son | — | New York |
| 22 | Thomas Murdock | 6 | Son | — | New York |
| 23 | Sue Murdock | 2 | Daughter | — | New York |
| 24 | Maria Burke | 80 | Mother-in-law | — | New York |
| 25 | Ralph Freeman | 30 | Head | Salesman | Minnesota |
| 26 | Elsie Freeman | 28 | Wife | — | New York |
| 27 | Donald Freeman | 5 | Son | — | New York |
| 28 | Barbara Freeman | 3 | Daughter | — | New York |
| 29 | Raymond Freeman | 0 | Son | — | New York |
| 30 | Clarence Ruffing | 38 | Head | Accountant | Ohio |
| 31 | Emma D. Ruffing | 36 | Wife | — | Ohio |
| 32 | Thomas Ruffing | 6 | Son | — | Michigan |
| 33 | Patricia Ruffing | 5 | Daughter | — | New York |
| 34 | Robert Evans | 29 | Head | Travel Agent | Indiana |
| 35 | Mary Evans | 27 | Wife | Repair Teller | New York |
| 36 | David Jolly | 50 | Head | Credit Mgr. | California |
| 37 | Grace Jolly | 49 | Wife | — | New York |
| 38 | Genevieve Beckwith | 59 | Lodger | — | Colorado |
| 39 | Roland Dernberger | 43 | Head | Clerk | New York |
| 40 | Viola Dernberger | 40 | Wife | — | New York |
Related Census Records
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)