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Mary Murdock — 1940 US Census Record

Linked across censuses

1940 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 daughter (b.~1929), then head of a 8-person household.

Age 11 b. ~1929 Female Daughter Born: New York Single

1940 Census Record Details

Census Year1940
LocationErie-County, New York
SurnameMurdock
Given NameMary L.
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age11
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)Tonawanda Town
1935 Residence (County)Erie
Additional Details
Highest GradeNo 6
1935 ResidenceSame House
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardTonawanda Town
Est. Birth Year~1929

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
Patricia Murdock Daughter — 10 ~1930
William Murdock Head — 44 ~1896
Mary Murdock Daughter — 11 ~1929
Maria Burke Other — 80 ~1860
William Murdock Son — 9 ~1931
Mary Murdock Spouse — 37 ~1903
Thomas Murdock Son — 6 ~1934

Census Appearances

1930
Erie, New …
Daughter, age 1
Erie, New York · implied b. ~1929 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Murdock
Given Name Mary L.
Relationship to Head Daughter
Sex F
Color / Race White
Age 1
Marital Status Single
Birthplace New York
Father's Birthplace Mass.
Mother's Birthplace New York
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
Erie-County, New …
Daughter, age 11
Erie-County, New York · implied b. ~1929 — 8 household members
Surname Murdock
Given Name Mary L.
Relationship to Head Daughter
Sex F
Color / Race White
Age 11
Marital Status Single
Birthplace New York
1935 Residence (City) Tonawanda Town
1935 Residence (County) Erie
Highest Grade No 6
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.
Linked across censuses
Our Model Tree links Mary Murdock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Murdock
Daughter · 1940 · age 11 · b. ~1929 · New York
★ You are viewing this record
Sibling
Patricia Murdock
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sue Murdock
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Murdock
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Murdock
Sibling · 1940 · age 6
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 — Erie-County, New York Open full size

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 37 Wife — New York
19 Mary L. Murdock THIS PERSON 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)

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