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Mary Donahue — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Bergen, New Jersey

Our Model Tree links this Mary Donahue across the 1930 and 1940 US Censuses in Bergen, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 22-person household.

Age 0 b. ~1930 Female Daughter Born: New Jersey Single

1930 Census Record Details

Census Year1930
LocationBergen, New Jersey
SurnameDonahue
Given NameMary
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age0
Marital StatusSingle
BirthplaceNew Jersey
Father's BirthplaceNew Jersey
Mother's BirthplaceNew Jersey
Additional Details
Birth StateNew Jersey
Birth CountryUnited States
Birthplace (normalized)new jersey
Township / WardBorough Of Cliffside Park
Est. Birth Year~1930

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.

22 people recorded at the same address in the 1930 census.

Name Relation to head Relative to Mary Age Birth yr
Clara Donahue Daughter — 5 ~1925
Mary Donahue Daughter — ~1930
Arthur Donahue Head — 32 ~1898
Alice Donahue Other — 7 ~1923
Joseph Donahue Other — 22 ~1908
James Donahue Other — 24 ~1906
Elizabeth Donahue Other — 15 ~1915
Dorothy Donahue Other — 9 ~1921
Mary Donahue Other — 28 ~1902
Catherine Donahue Other — 17 ~1913
Theresa Donahue Other — 13 ~1917
Helen Donahue Other — 21 ~1909
Mary Donahue Other — 61 ~1869
Agnes Donahue Other — 25 ~1905
Margaret Donahue Other — 19 ~1911
Rita Donahue Other — 11 ~1919
John Donahue Son — 2 ~1928
Robert Donahue Son — 8 ~1922
Joseph Donahue Son — 1 ~1929
Arthur Donahue Son — 10 ~1920
James Donahue Son — 2 ~1928
Clara Donahue Spouse — 28 ~1902

Census Appearances

1930
Bergen, New …
Daughter, age
Bergen, New Jersey · implied b. ~1930 — 22 household members
Surname Donahue
Given Name Mary
Relationship to Head Daughter
Sex F
Color / Race White
Age 0
Marital Status Single
Birthplace New Jersey
Father's Birthplace New Jersey
Mother's Birthplace New Jersey
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1940
Bergen-County, New …
Daughter, age 9
Bergen-County, New Jersey · implied b. ~1931 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Donohue
Given Name Margaret
Relationship to Head Daughter
Sex F
Color / Race White
Age 9
Marital Status Single
Birthplace New Jersey
1935 Residence (City) Saddle River Boro
1935 Residence (County) Bergen
Industry 0
Class of Worker 0
Highest Grade 3
1935 Residence Same place
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey

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 Donahue across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Donahue
Daughter · 1930 · age 0 · b. ~1930 · New Jersey
★ You are viewing this record
Sibling
John Donahue
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Donahue
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Donahue
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Donahue
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Donahue
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Donahue
Sibling · 1930 · age 2
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 — Bergen, New Jersey Open full size

Page Contents

50 people indexed on this census page (ia:1930:newjerseycensus00reel1314:0226)

Line Name Age Relation Occupation Birthplace
51 Alexander Jr. Warnock 50 Head — Scotland
52 Annie Warnock 50 Wife — Scotland
53 Alexander Warnock 20 Son Clerk New Jersey
54 Sarah Warnock 15 Daughter Book Keeper New Jersey
55 William Warnock 13 Son Messenger New Jersey
56 William Johns 36 Head — New York
57 Lydia Johns 36 Wife — New York
58 William Jr. Johns 14 Son — New York
59 Mildred Johns 11 Daughter — New York
60 Arthur Johns 5 Son — New York
61 William Sr. Fisher 78 Head Retired Germany
62 Lydia Fisher 67 Wife — Germany
63 William Jr. Fisher 45 Son Clerk New Jersey
64 Arthur Brown 33 Head Salesman Scotland
65 Marie Brown 31 Wife — New Jersey
66 Marie Brown 5 Daughter — New Jersey
67 Elaine Brown 2 Daughter — New Jersey
68 William Smith 63 Head — Canada
69 Elizabeth Smith 55 Wife — New Jersey
70 Beatrice Smith 23 Daughter Drafts Woman New Jersey
71 Frank Merrick 33 Head Machinist New Jersey
72 Alice Merrick 32 Wife — New Jersey
73 William Merrick 6 Son — New Jersey
74 Eleanor Merrick 4 Daughter — New Jersey
75 Sylvester Sperling 36 Head — New Jersey
76 Clara Sperling 36 Wife — New Jersey
77 Clara Sperling 7 Daughter — New Jersey
78 Sylvester Jr. Sperling 2 Son — New Jersey
79 Arthur Donahue 32 Head — New Jersey
80 Clara Donahue 28 Wife — New Jersey
81 Arthur Jr. Donahue 10 Son — New Jersey
82 Robert Donahue 8 Son — New Jersey
83 Clara Donahue 5 Daughter — New Jersey
84 John Donahue 2 Son — New Jersey
85 James Donahue 2 Son — New Jersey
86 Joseph Donahue 1 Son — New Jersey
87 Mary Donahue THIS PERSON 0 Daughter — New Jersey
88 James Donahue 24 Brother — New Jersey
89 Joseph Donahue 22 Brother — New Jersey
90 Mary Donahue 61 Mother — Ireland
91 Mary Donahue 28 Sister — New Jersey
92 Agnes Donahue 25 Sister — New Jersey
93 Helen Donahue 21 Sister — New Jersey
94 Margaret Donahue 19 Sister — New Jersey
95 Catherine Donahue 17 Sister — New Jersey
96 Elizabeth Donahue 15 Sister — New Jersey
97 Theresa Donahue 13 Sister — New Jersey
98 Rita Donahue 11 Sister — New Jersey
99 Dorothy Donahue 9 Sister — New Jersey
100 Alice Donahue 7 Sister — New Jersey

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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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