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John Gardner — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Essex, New Jersey

Our Model Tree links this John Gardner across the 1910, 1920 and 1930 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed), with identified parents Morris & Maria — first a son (b.~1905), then head of a 11-person household.

Age 25 b. ~1905 Male Son Born: New Jersey Single

1930 Census Record Details

Census Year1930
LocationEssex, New Jersey
SurnameGardner
Given NameJohn R.
Relationship to HeadSon
SexM
Color / RaceWhite
Age25
Marital StatusSingle
BirthplaceNew Jersey
Father's BirthplaceNew York
Mother's BirthplaceNew Jersey
Additional Details
OccupationClerk
IndustryInsurance
Class of WorkerW
Can Read/WriteYes
Birth StateNew Jersey
Birth CountryUnited States
Birthplace (normalized)new jersey
OccupationClerk
Township / WardMontclair Town
Est. Birth Year~1905

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.

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

Name Relation to head Relative to John Age Birth yr
Mary Gardner Daughter — 20 ~1910
Elizabeth Gardner Daughter — 21 ~1909
Maria Gardner Head — 62 ~1868
B Michael Other — 54 ~1876
Nellie Cavanaugh Other — 64 ~1866
Bridget Gardner Other — 56 ~1874
Maurice Gardner Son — 23 ~1907
Joseph Gardner Son — 14 ~1916
James Gardner Son — 15 ~1915
Linford Gardner Son — 27 ~1903
John Gardner Son — 25 ~1905

Census Appearances

1910
Essex, New …
Son, age 5
Essex, New Jersey · implied b. ~1905 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Gardner
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace New Jersey
Father's Birthplace New York
Mother's Birthplace New Jersey
Can Read Yes
Can Write Yes
Speaks English English
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1920
Essex, New …
Son, age 15
Essex, New Jersey · implied b. ~1905 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Gardner
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace New Jersey
Father's Birthplace New York
Mother's Birthplace New Jersey
Occupation Asst. Bookkeeper
Industry Insurance Office
Class of Worker W
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1930
Essex, New …
Son, age 25
Essex, New Jersey · implied b. ~1905 — 11 household members
Surname Gardner
Given Name John R.
Relationship to Head Son
Sex M
Color / Race White
Age 25
Marital Status Single
Birthplace New Jersey
Father's Birthplace New York
Mother's Birthplace New Jersey
Occupation Clerk
Industry Insurance
Class of Worker W
Can Read/Write Yes
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.
Model Tree available
Our Model Tree links John Gardner across 3 US Census years (1910, 1920 and 1930) in Essex, New Jersey, using XGBoost record linkage. Identified parents: father Morris Gardner (~0.92 confidence) and mother Maria Gardner (~0.92 confidence) and father Mark Gardner (~0.92 confidence) and mother Bridget Gardner (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Morris Gardner
b. ~1868
Source father
● Household · direct · ~0.92
Mother
Maria Gardner
b. ~1868
Source mother
● Household · direct · ~0.92
Father
Mark Gardner
b. ~1869
Source father
● Household · direct · ~0.92
Mother
Bridget Gardner
b. ~1874
Source mother
● Household · direct · ~0.92
This person
Anchor record
John Gardner
Son · 1930 · age 25 · b. ~1905 · New Jersey
★ You are viewing this record
Sibling
Joseph Gardner
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Gardner
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Gardner
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linford Gardner
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maurice Gardner
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Gardner
Sibling · 1930 · age 15
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 — Essex, New Jersey Open full size

Page Contents

49 people indexed on this census page (ia:1930:newjerseycensus00reel1332:0503)

Line Name Age Relation Occupation Birthplace
1 Mary Kefalides 27 Wife-H — New York
2 James Kefalides 12 Son — New Jersey
3 Jack Kefalides 5 Son — New Jersey
4 Wayne Hawley 50 Head Accountant New Jersey
5 Josephine Hawley 36 Wife-H — New Jersey
6 Margaret E. Hawley 12 Daughter — New Jersey
7 Mark L. Hyland 40 Brother-L Secretary New Jersey
8 Maria F. Gardner 62 Head Sales New York
9 Bridget J. Gardner 56 Wife-H — New Jersey
10 Linford R. Gardner 27 Son Accountant New Jersey
11 John R. Gardner THIS PERSON 25 Son Clerk New Jersey
12 Maurice J. Gardner 23 Son Teller New Jersey
13 Elizabeth M. Gardner 21 Daughter Stenographer New Jersey
14 Mary A. Gardner 20 Daughter Stenographer New Jersey
15 James A. Gardner 15 Son — New Jersey
16 Joseph P. Gardner 14 Son — New Jersey
17 Nellie Cavanaugh 64 Sister-L Housekeeper New Jersey
18 B. Michael 54 Boarder Packer New Jersey
19 Walter L. Booth 39 Head Asst Supt New Jersey
20 Anna B. Booth 72 Mother — Irish Free State
21 William H. Paxton 39 Head Foreman New Jersey
22 Stella M. Paxton 38 Sister — New Jersey
23 Mary B. Paxton 15 Niece — New Jersey
24 William H. Paxton 12 Nephew — New Jersey
25 Raymond F. Dodd 37 Head Lieutenant New Jersey
26 Agnes E. Dodd 37 Wife-H — New Jersey
27 Adam E. Eckert 65 Head Maintainer Pennsylvania
28 Catherine J. Eckert 59 Wife-H — New York
29 Joseph L. Kennedy 51 Head Printer New Jersey
30 Mary A. Kennedy 48 Wife-H — New Jersey
31 Mary A. Kennedy 22 Daughter Stenographer New Jersey
32 Joseph C. Kennedy 20 Son Apprentice New Jersey
33 Edward L. Kennedy 13 Son — New Jersey
34 Reuben L. Campbell 41 Head Butler-Chauffeur Jamaica B.W.I.
35 Emily R. Campbell 40 Wife-H — Jamaica B.W.I.
36 Mary Barley 45 Roomer Servant Virginia
37 Emily Phillips 35 Roomer Laundress British Guiana
38 Elizabeth Haywood 23 Roomer Waiter Jamaica B.W.I.
39 John T. Watson 34 Roomer Florist Maryland
40 Jennie B. Watson 22 Roomer — Maryland
41 Jennie Dregen 40 Roomer Servant Pennsylvania
42 Mary Rabnowitz 43 Sister Partner Russia
43 Clarence Mcgrath 38 Head Foreman New York
44 Mary M. Mcgrath 59 Mother — New York
45 August Anderson 48 Roomer Painter Sweden
46 John E. Johnson 35 Roomer Carpenter Sweden
48 William D. Davis 39 Head Salesman Kansas
49 Annabel E. Davis 35 Wife-H — New York
50 Jean M. Davis 3 Daughter — New Jersey

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Pedigree Summary

John + 6 siblings
Gen 1 · 4 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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