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Mary Mcdonough — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Cumberland, Maine

Our Model Tree links this Mary Mcdonough across the 1920 and 1930 US Censuses in Cumberland, Maine (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 7-person household.

Age 11 b. ~1919 Female Daughter Born: Maine Single

1930 Census Record Details

Census Year1930
LocationCumberland, Maine
SurnameMcDonough
Given NameMary
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age11
Marital StatusSingle
BirthplaceMaine
Father's BirthplaceMaine
Mother's BirthplaceMaine
Additional Details
Can Read/WriteYes
Birth StateMaine
Birth CountryUnited States
Birthplace (normalized)maine
Township / WardPortland City
Est. Birth Year~1919

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 1930 census.

Name Relation to head Relative to Mary Age Birth yr
Mary Mcdonough Daughter — 11 ~1919
Thomas Mcdonough Head — 45 ~1885
Matthew Mcdonough Son — 18 ~1912
Thomas Mcdonough Son — 13 ~1917
John Mcdonough Son — 16 ~1914
Joseph Mcdonough Son — 19 ~1911
Nora Mcdonough Spouse — 45 ~1885

Census Appearances

1920
Cumberland, Maine
Daughter, age 1
Cumberland, Maine · implied b. ~1919 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname McDonough
Given Name Mary
Relationship to Head daughter
Sex F
Color / Race White
Age 1
Marital Status Single
Birthplace Maine
Father's Birthplace Maine
Mother's Birthplace Maine
Birth State Maine
Birth Country United States
Birthplace (normalized) maine
1930
Cumberland, Maine
Daughter, age 11
Cumberland, Maine · implied b. ~1919 — 7 household members
Surname McDonough
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 11
Marital Status Single
Birthplace Maine
Father's Birthplace Maine
Mother's Birthplace Maine
Can Read/Write Yes
Birth State Maine
Birth Country United States
Birthplace (normalized) maine

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 Mcdonough across 2 US Census years (1920 and 1930) in Cumberland, Maine, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mcdonough
Daughter · 1930 · age 11 · b. ~1919 · Maine
★ You are viewing this record
Sibling
Thomas Mcdonough
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mcdonough
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mcdonough
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Matthew Mcdonough
Sibling · 1930 · age 18
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

1930 US Federal Census — Cumberland, Maine Open full size

Page Contents

50 people indexed on this census page (ia:1930:15thcensus831unit:0602)

Line Name Age Relation Occupation Birthplace
51 Nelson Smith 68 Head — Maine
52 Ida Smith 65 Wife — Maine
53 Lillian Smith 18 Daughter — Maine
54 John J Mullen 60 Head — Canada
55 Alice Mullen 64 Wife — Maine
56 Alice Mullen 22 Daughter — Maine
57 Thomas Murphy 49 Head — Maine
58 Nora Murphy 50 Sister — Maine
59 Thomas Mcdonough 45 Head — Maine
60 Nora Mcdonough 45 Wife — Maine
61 Joseph Mcdonough 19 Son — Maine
62 Matthew Mcdonough 18 Son — Maine
63 John Mcdonough 16 Son — Maine
64 Thomas Mcdonough 13 Son — Maine
65 Mary Mcdonough THIS PERSON 11 Daughter — Maine
66 Thomas Curran 70 Head — Ireland
67 Mary Curran 69 Wife — Ireland
68 Mary Curran 44 Daughter — Maine
69 Isaac Johnston 51 Head — Maine
70 Annie Johnston 51 Wife — Maine
71 Isaac Johnston 21 Son — Maine
72 Alice Johnston 19 Daughter — Maine
73 Annie Johnston 17 Daughter — Maine
74 Helen Johnston 15 Daughter — Maine
75 Matthew Goff 55 Head — Maine
76 Mary Goff 55 Wife — Maine
77 Alice Goff 22 Daughter — Maine
78 John Goff 19 Son — Maine
79 Matthew Goff 17 Son — Maine
80 Thomas Goff 15 Son — Maine
81 Joseph Goff 13 Son — Maine
82 William Goff 26 Head — Maine
83 Catherine Goff 23 Wife — Maine
84 William Goff 3 Son — Maine
85 Catherine Goff 2 Daughter — Maine
86 Mary Goff 1 Daughter — Maine
87 Richard Goff 0 Son — Maine
88 John Goff 24 Brother — Maine
89 Joseph Goff 22 Brother — Maine
90 Thomas Goff 20 Brother — Maine
91 Alice Goff 18 Sister — Maine
92 James Goff 31 Head — Maine
93 Mary Goff 31 Wife — Maine
94 James Goff 9 Son — Maine
95 John Goff 7 Son — Maine
96 Mary Goff 5 Daughter — Maine
97 Elizabeth Lukas 37 Head Hatter Lithuania
98 Elizabeth Lukas 17 Daughter — Maine
99 John Lukas 15 Son — Maine
100 Joseph Lukas 14 Son — Maine

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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