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John Davis — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Salem, New Jersey

Our Model Tree links this John Davis across the 1910, 1920 and 1930 US Censuses in Salem, New Jersey (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1907), then head of a 10-person household.

Age 23 b. ~1907 Male Son Born: New Jersey Single

1930 Census Record Details

Census Year1930
LocationSalem, New Jersey
SurnameDavis
Given NameJohn
Relationship to HeadSon
SexM
Color / RaceWhite
Age23
Marital StatusSingle
BirthplaceNew Jersey
Father's BirthplaceNew Jersey
Mother's BirthplaceNew Jersey
Additional Details
Can Read/WriteYes
Birth StateNew Jersey
Birth CountryUnited States
Birthplace (normalized)new jersey
Township / WardSalem City
Est. Birth Year~1907

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.

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

Name Relation to head Relative to John Age Birth yr
Hazel Davis Daughter — 20 ~1910
Lottie Davis Daughter — 11 ~1919
Ella Davis Daughter — 15 ~1915
Mary Davis Daughter — 13 ~1917
John Davis Head — 44 ~1886
John Davis Son — 23 ~1907
Samuel Davis Son — 22 ~1908
Linwood Davis Son — 18 ~1912
Clyde Davis Son — 8 ~1922
Lillie Davis Spouse — 47 ~1883

Census Appearances

1910
Salem, New …
Son, age 4
Salem, New Jersey · implied b. ~1906 — 6 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Davis
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 4
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
1920
Salem, New …
Son, age 14
Salem, New Jersey · implied b. ~1906 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Davis
Given Name John N.
Relationship to Head Son
Sex M
Color / Race White
Age 14
Marital Status Single
Birthplace New Jersey
Father's Birthplace New Jersey
Mother's Birthplace New Jersey
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State New Jersey
Birth Country United States
Birthplace (normalized) new jersey
1930
Salem, New …
Son, age 23
Salem, New Jersey · implied b. ~1907 — 10 household members
Surname Davis
Given Name John
Relationship to Head Son
Sex M
Color / Race White
Age 23
Marital Status Single
Birthplace New Jersey
Father's Birthplace New Jersey
Mother's Birthplace New Jersey
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 Davis across 3 US Census years (1910, 1920 and 1930) in Salem, New Jersey, using XGBoost record linkage. Identified parents: father John Davis (~0.92 confidence) and father John Davis (~0.92 confidence) and mother Esther Davis (~0.92 confidence) and mother Lillie Davis (~0.92 confidence) and mother Ida Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
John Davis
b. ~1886
Source father
● Household · direct · ~0.92
Father
John Davis
b. ~1881
Source father
● Household · direct · ~0.92
Mother
Esther Davis
b. ~1883
Source mother
● Household · direct · ~0.92
Mother
Lillie Davis
b. ~1883
Source mother
● Household · direct · ~0.92
Mother
Ida Davis
b. ~1883
Source mother
● Household · direct · ~0.92
This person
Anchor record
John Davis
Son · 1930 · age 23 · b. ~1907 · New Jersey
★ You are viewing this record
Sibling
Hazel Davis
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ella Davis
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Davis
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clyde Davis
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lottie Davis
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linwood Davis
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Davis
Sibling · 1930 · age 13
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 — Salem, New Jersey Open full size

Page Contents

50 people indexed on this census page (ia:1930:newjerseycensus00reel1382:1099)

Line Name Age Relation Occupation Birthplace
51 John 57 Father — New Jersey
52 Mary Anna 22 Daughter — New Jersey
53 Sara Williams 61 Head Wholesale Merchant New Jersey
54 Charles Williams 24 Son — New Jersey
55 Ralph A. Williams 22 Son — New Jersey
56 James Mcdaniels 45 Roomer Comm. Clerk New Jersey
57 Jason Waity 41 Head Laborer New Jersey
58 Ida Waity 41 Wife Retail Merchant New Jersey
59 Margaret Waity 15 Daughter — New Jersey
60 Verna Waity 11 Son — New Jersey
61 Daniel Waity 8 Son — New Jersey
62 Gertrude Davis 65 Head Wash Woman New Jersey
63 John Davis 45 Son Mechanic New Jersey
64 Wilson Clark 73 Boarder — New Jersey
65 James Smith 42 Boarder Laborer North Carolina
66 Nathan Quick 64 Boarder Engineer Steam New Jersey
67 Wesley Bell 63 Head Laborer New Jersey
68 Mary Bell 47 Wife Gardner New Jersey
69 Priscilla Underwood 25 Daughter — New Jersey
70 Glendon Underwood 5 Grandson — New Jersey
71 Thelma Underwood 4 Granddaughter — New Jersey
72 Joanne Underwood 2 Granddaughter — New Jersey
73 Russell Underwood 1 Grandson — New Jersey
74 Burnet Underwood 0 Grandson — New Jersey
75 Charles Underwood 28 Boarder — New Jersey
76 Percy Giles 30 Head Laborer New Jersey
77 Beulah Giles 25 Wife Barber New Jersey
78 Vivian Giles 4 Daughter — New Jersey
79 Ruthanna Giles 3 Daughter — New Jersey
80 Ernest Giles 2 Son — New Jersey
81 Stewart Giles 0 Son — New Jersey
82 Howard Wilson 49 Head Laborer New Jersey
83 Lizzie Wilson 47 Wife Laborer New Jersey
84 Frank Wilson 23 Son Packer New Jersey
85 John M. Davis 44 Head Laborer New Jersey
86 Lillie Davis 47 Wife Farmer New Jersey
87 John Davis THIS PERSON 23 Son — New Jersey
88 Samuel Davis 22 Son Laborer Maryland
89 Hazel Davis 20 Daughter Plumber New Jersey
90 Linwood Davis 18 Son Stenographer New Jersey
91 Ella Davis 15 Daughter — New Jersey
92 Mary Davis 13 Daughter — New Jersey
93 Lottie Davis 11 Daughter — New Jersey
94 Clyde Davis 8 Son — New Jersey
95 James Kearney 34 Head Laborer New Jersey
96 Anna Kearney 27 Wife — New Jersey
97 James Earl Kearney 26 Son — New Jersey
98 George L. Smith 41 Head Laborer New Jersey
99 Alexander Warner 52 Head Tailor New Jersey
100 Warner 45 Wife Laborer New Jersey

Related Census Records

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Pedigree Summary

John + 7 siblings
Gen 1 · 5 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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