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Mary Decker — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Ulster, New York

Our Model Tree links this Mary Decker across the 1920 and 1930 US Censuses in Ulster, New York (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 5-person household.

Age 37 b. ~1893 Female Spouse Born: New York Married

1930 Census Record Details

Census Year1930
LocationUlster, New York
SurnameDecker
Given NameMary
Relationship to HeadWife
SexF
Color / RaceWhite
Age37
Marital StatusMarried
BirthplaceNew York
Age at First Marriage17
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationSeamstress
IndustryAt home
Class of WorkerOA
Can Read/WriteYes
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationSeamstress
Township / WardNapanoch Village
Est. Birth Year~1893

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.

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

Name Relation to head Relative to Mary Age Birth yr
James Decker Head — 41 ~1889
Walter Decker Son — 2 ~1928
James Decker Son — 14 ~1916
Mary Decker Spouse — 37 ~1893
Harold Decker Son — 11 ~1919

Census Appearances

1920
Ulster, New …
Spouse, age 29
Ulster, New York · implied b. ~1891 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Decker
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race White
Age 29
Marital Status Married
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Ulster, New …
Spouse, age 37
Ulster, New York · implied b. ~1893 — 5 household members
Surname Decker
Given Name Mary
Relationship to Head Wife
Sex F
Color / Race White
Age 37
Marital Status Married
Birthplace New York
Age at First Marriage 17
Father's Birthplace New York
Mother's Birthplace New York
Occupation Seamstress
Industry At home
Class of Worker OA
Can Read/Write Yes
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 Decker across 2 US Census years (1920 and 1930) in Ulster, New York, using XGBoost record linkage.
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This person
Anchor record
Mary Decker
Spouse · 1930 · age 37 · b. ~1893 · New York
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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1930 US Federal Census — Ulster, New York Open full size

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1656:0218)

Line Name Age Relation Occupation Birthplace
51 Nathan Tied 37 Head Carpenter New York
52 Lena Tied 42 Wife None New York
53 Mary Jerome Lounsbury 51 Head House Work New York
54 Mildred Lounsbury 21 Wife None New York
55 Harry Macey 41 Head None Rhode Island
56 Maria Macey 15 Wife None New York
57 Harold Macey 14 Son None New York
58 Charles Macey 11 Son None New York
59 Harry Macey 6 Son None New York
60 William Decker 54 Head Teamster New York
61 Mary Decker 54 Wife None Vermont
62 William Decker 33 Head Postmaster New York
63 Ethel Decker 42 Wife None New York
64 William Decker 19 Son — New York
65 John Decker 71 Head Supt Of Road New York
66 Alice Decker 65 Wife None New York
67 John Decker 15 Son None New York
68 William Decker 51 Head Carpenter New York
69 Mary Decker 42 Wife None New York
70 William Decker 22 Son Laborer New York
71 Alice Decker 20 Daughter None New York
72 John Decker 17 Son None New York
73 Harold Decker 9 Son None New York
74 Charles Decker 5 Son None New York
75 James Decker 41 Head Laborer New York
76 Mary Decker THIS PERSON 37 Wife Seamstress New York
77 James Decker 14 Son None New York
78 Harold Decker 11 Son None New York
79 Walter Decker 2 Son None New York
80 Walter Decker 50 Head None New York
81 Mary Decker 23 Wife None New York
82 Alice Decker 4 Daughter None New York
83 John Decker 74 Head None New York
84 Alice Decker 74 Wife None New York
85 John Decker 42 Son Laborer New York
86 H Gaut 41 Head Knife Maker New York
87 Myra Gaut 41 Wife None New York
88 Lucille Gaut 41 Daughter Assistant New York
89 John Benjamin 48 Head Carpenter New York
90 Mary Benjamin 45 Wife Operator New York
91 Harry Benjamin 22 Son Laborer New York
92 Theodore Benjamin 27 Son Knife Maker New York
93 Helen Benjamin 27 Wife Operator New York
94 Vernon Miller 31 Head Mechanic New York
95 Ethel Miller 31 Wife None New York
96 Gertrude Cooper 32 Head House Work New York
97 Eleanor Cooper 15 Daughter None New York
98 John Cooper 59 Father Knife Maker New York
99 Fred Countryman 69 Father None New York
100 — None — — —

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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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