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William Day — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Rensselaer, New York

Our Model Tree links this William Day across the 1900, 1910, 1920 and 1930 US Censuses in Rensselaer, New York (XGBoost, ~Confirmed), with identified parents Alvin & Melving — first a head (b.~1887), then head of a 3-person household.

Age 43 b. ~1887 Male Head Born: New York Married

1930 Census Record Details

Census Year1930
LocationRensselaer, New York
SurnameDay
Given NameWilliam F.
Relationship to HeadHead
SexM
Color / RaceWhite
Age43
Marital StatusMarried
BirthplaceNew York
Age at First Marriage25
Father's BirthplaceNew York
Mother's BirthplaceNew York
Additional Details
OccupationTest Man
IndustryTelephone
Class of WorkerW
Can Read/WriteYes
Home Owned/RentedR
Veteran29
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
OccupationTest Man
Township / WardTroy City
Est. Birth Year~1887

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.

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

Name Relation to head Relative to William Age Birth yr
Alma Day Daughter — 15 ~1915
William Day Head — 43 ~1887
Ruth Day Spouse — 38 ~1892

Census Appearances

1900
Rensselaer, New …
Son, age 14
Rensselaer, New York · implied b. ~1886 — 7 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Day
Given Name William Jr
Relationship to Head Son
Sex M
Color / Race White
Age 13
Marital Status Single
Birthplace New York
Birth Month Dec
Birth Year 1886
Father's Birthplace New York
Mother's Birthplace New York
Occupation at sch
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1910
Rensselaer, New …
Son, age 24
Rensselaer, New York · implied b. ~1886 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Day
Given Name William F
Relationship to Head Son
Sex M
Color / Race White
Age 24
Marital Status Married
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Store man
Industry Telephone Office
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1920
Rensselaer, New …
Head, age 33
Rensselaer, New York · implied b. ~1887 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Day
Given Name William F
Relationship to Head Head
Sex M
Color / Race White
Age 33
Marital Status Married
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation Test man
Industry Telephone Co
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Home Owned/Rented R
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
Rensselaer, New …
Head, age 43
Rensselaer, New York · implied b. ~1887 — 3 household members
Surname Day
Given Name William F.
Relationship to Head Head
Sex M
Color / Race White
Age 43
Marital Status Married
Birthplace New York
Age at First Marriage 25
Father's Birthplace New York
Mother's Birthplace New York
Occupation Test Man
Industry Telephone
Class of Worker W
Can Read/Write Yes
Home Owned/Rented R
Veteran 29
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.
Model Tree available
Our Model Tree links William Day across 4 US Census years (1900, 1910, 1920 and 1930) in Rensselaer, New York, using XGBoost record linkage. Identified parents: father Alvin Day (~0.92 confidence) and father Melving Day (~0.92 confidence) and mother Julia Day (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Alvin Day
b. ~1847
Source father
● Household · direct · ~0.92
Father
Melving Day
b. ~1847
Source father
● Household · direct · ~0.92
Mother
Julia Day
b. ~1852
Source mother
● Household · direct · ~0.92
This person
Anchor record
William Day
Head · 1930 · age 43 · b. ~1887 · New York
★ You are viewing this record
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

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

Page Contents

50 people indexed on this census page (ia:1930:newyorkcensus00reel1639:1006)

Line Name Age Relation Occupation Birthplace
51 Murry R. O'Neyl 5 Son — Vermont
52 George Brooks 43 Head Salesman New York
53 Kate S. Brooks 36 Wife — New York
54 Marion E. Brooks 15 Daughter — New York
55 Brooks A. Brooks 12 Son — New York
56 Jane L. Brooks 9 Daughter — New York
57 William F. Knight 56 Head Trainman New York
58 Ida M. Knight 57 Wife — Canada English
59 William F. Jr. Knight 26 Son Chauffeur New York
60 Caleb J. Norton 51 Head Mail Clerk New York
61 Jennie O. Norton 51 Wife — New York
62 Julia E. Crandell 74 Mother-in-law — New York
63 Alden M. Crandell 28 Head Clerk New York
64 Florence M. Crandell 34 Wife — Denmark
65 Irwin N. Crandell 6 Son — New York
66 John J. Connolly 49 Head Machinist New York
67 Margaret M. Connolly 46 Wife — Irish Free
68 Margaret A. Kenney 60 Roomer Seamstress New York
69 Edward J. Bohner 32 Head Sup. New York
70 Norah M. Bohner 33 Wife — Canada English
71 June M. Bohner 5 Daughter — New York
72 Leslie J. Vosburgh 72 Head Cutter New York
73 Lillian E. Vosburgh 65 Wife — New York
74 Clarence Hayward 28 Head Truckman Massachusetts
75 Edith E. Hayward 27 Wife — Sweden
76 Clarence Jr. Hayward 6 Son — New York
77 Robert E. Hayward 1 Son — New York
78 William F. Day THIS PERSON 43 Head Test Man New York
79 Ruth M. Day 38 Wife — New York
80 Alma R. Day 15 Daughter — New York
81 Harold S. Rabie 40 Head Cutter New York
82 Bessie Rabie 38 Wife — New York
83 Marjorie M. Rabie 15 Daughter — New York
84 Kenneth W. Rabie 11 Son — New York
85 Claude Richardson 46 Head Grinding New York
86 Mary E. Richardson 42 Wife — New York
87 Lealand P. Richardson 23 Son Machinist New York
88 Lillian E. Richardson 21 Daughter Nurse New York
89 Harold J. Richardson 16 Son — New York
90 Patrick Mchewitt 42 Head Machinist Irish Free
91 Mary F. Mchewitt 50 Wife — New York
92 Ross S. Bailey 42 Head — New York
93 Ruth E. Bailey 17 Daughter — New York
94 Gladys M. Bailey 14 Daughter — New York
95 Margaret Whitaker 70 Head — New York
96 Abigail Whitaker 83 Sister — New York
97 Priscilla Whitaker 80 Sister — New York
98 Anna Thompson 59 Sister — New York
99 John Talbot 72 Head Laborer Wisconsin
100 Andrew C. Nutting 50 Head Painter New York

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Pedigree Summary

William
Gen 1 · 3 parents ~0.92
Max depth 4 (1900–1950 window)

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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