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Theodore Johnson — 1930 US Census Record

Model Tree available

1930 United States Federal Census · Duval, Florida

Our Model Tree links this Theodore Johnson across the 1910, 1920 and 1930 US Censuses in Duval, Florida (XGBoost, ~Confirmed), with identified parents Isaac & Lula — first a son (b.~1910), then head of a 9-person household.

Age 20 b. ~1910 Male Son Born: Florida Single

1930 Census Record Details

Census Year1930
LocationDuval, Florida
SurnameJohnson
Given NameTheodore
Relationship to HeadSon
SexM
Color / RaceBlack
Age20
Marital StatusSingle
BirthplaceFlorida
Father's BirthplaceFlorida
Mother's BirthplaceFlorida
Additional Details
OccupationDelivery boy
IndustryStore retail
Class of WorkerW
Can Read/WriteYes
Birth StateFlorida
Birth CountryUnited States
Birthplace (normalized)florida
OccupationDelivery Boy
Township / WardJacksonville City
Est. Birth Year~1910

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.

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

Name Relation to head Relative to Theodore Age Birth yr
Arlene Johnson Daughter — 15 ~1915
Mary Johnson Daughter — 14 ~1916
David Johnson Head — 39 ~1891
Metilda Johnson Other — 38 ~1892
Theodore Johnson Son — 20 ~1910
David Johnson Son — 10 ~1920
Leroy Johnson Son — 6 ~1924
Adam Johnson Son — 1 ~1929
William Johnson Son — 18 ~1912

Census Appearances

1910
Duval, Florida
Son, age 1
Duval, Florida · implied b. ~1909 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Johnson
Given Name Theodore
Relationship to Head Son
Sex M
Color / Race Black
Age 1
Marital Status Single
Birthplace Florida
Father's Birthplace Florida
Mother's Birthplace Florida
Birth State Florida
Birth Country United States
Birthplace (normalized) florida
1920
Duval, Florida
Son, age 12
Duval, Florida · implied b. ~1908 — 3 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Johnson
Given Name Theodore
Relationship to Head Son
Sex M
Color / Race Black
Age 12
Marital Status Single
Birthplace Florida
Father's Birthplace Florida
Mother's Birthplace Florida
Can Read Yes
Can Write Yes
Speaks English Yes
Birth State Florida
Birth Country United States
Birthplace (normalized) florida
1930
Duval, Florida
Son, age 20
Duval, Florida · implied b. ~1910 — 9 household members
Surname Johnson
Given Name Theodore
Relationship to Head Son
Sex M
Color / Race Black
Age 20
Marital Status Single
Birthplace Florida
Father's Birthplace Florida
Mother's Birthplace Florida
Occupation Delivery boy
Industry Store retail
Class of Worker W
Can Read/Write Yes
Birth State Florida
Birth Country United States
Birthplace (normalized) florida

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 Theodore Johnson across 3 US Census years (1910, 1920 and 1930) in Duval, Florida, using XGBoost record linkage. Identified parents: father Isaac Johnson (~0.92 confidence) and mother Lula Johnson (~0.92 confidence) and father David Johnson (~0.92 confidence) and mother Matilda Johnson (~0.92 confidence) and father David Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Isaac Johnson
b. ~1885
Source father
● Household · direct · ~0.92
Mother
Lula Johnson
b. ~1888
Source mother
● Household · direct · ~0.92
Father
David Johnson
b. ~1889
Source father
● Household · direct · ~0.92
Mother
Matilda Johnson
b. ~1890
Source mother
● Household · direct · ~0.92
Father
David Johnson
b. ~1891
Source father
● Household · direct · ~0.92
This person
Anchor record
Theodore Johnson
Son · 1930 · age 20 · b. ~1910 · Florida
★ You are viewing this record
Sibling
Mary Johnson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Johnson
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adam Johnson
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Johnson
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arlene Johnson
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Johnson
Sibling · 1930 · age 6
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 — Duval, Florida Open full size

Page Contents

50 people indexed on this census page (ia:1930:15thcensus313unit:0249)

Line Name Age Relation Occupation Birthplace
51 Maudie L Methander 45 Wife-H — Georgia
52 Cherry Methander 15 Daughter — Georgia
53 David A Johnson 39 Head Cooper Florida
54 Metilda Johnson 38 Wife-H — Florida
55 Theodore Johnson THIS PERSON 20 Son Delivery Boy Florida
56 William Johnson 18 Son Delivery Boy Florida
57 Arlene Johnson 15 Daughter — Florida
58 Mary B Johnson 14 Daughter — Florida
59 David Johnson 10 Son — Florida
60 Leroy Johnson 6 Son — Florida
61 Adam Johnson 1 Son — Florida
62 Lee Mcclain 36 Head Laborer Georgia
63 Sallie Mcclain 33 Wife-H — Georgia
64 R. J. Hall 49 Head Mail Clerk Florida
65 Elizabeth Hall 14 Daughter-H — Florida
66 Will Watts 45 Head Porter Georgia
67 Minnie Watts 38 Wife-H — Florida
68 Sallie Knight 45 Head Laundress Florida
69 Maggie Knight 19 Daughter-H — Florida
70 Charles Corbitt 37 Head Porter Florida
71 Meta Corbitt 37 Wife-H — Georgia
72 J. J. Rev. Dagley 38 Head Minister N. Carolina
73 Eugenia Dagley 35 Wife-H Teacher Alabama
74 Lannette Dagley 18 Daughter — Alabama
75 Antionette Dagley 17 Daughter — Florida
76 Dunwell Brooks 49 Head Laborer Florida
77 Beatrice Brooks 27 Wife-H — Florida
78 George Brooks 11 Son — Florida
79 Tansy Brooks 8 Daughter — Florida
80 Tansy Brooks 7 Daughter — Florida
81 Thelma Brooks 6 Daughter — Florida
82 Dunwell Jr. Brooks 5 Son — Florida
83 Dorothy Brooks 3 Daughter — Florida
84 Paul Bridges 30 Head Laborer Florida
85 Ruby J Bridges 6 Daughter — Florida
86 James H. Bridges 3 Son — Florida
87 Nick Warren 22 Head Car Cleaner Georgia
88 Loula M Warren 22 Wife-H — Georgia
89 Rubin Warren 2 Son — Florida
90 Minnie Banks 70 Boarder — Georgia
91 Ernest Warren 21 Head Laborer Georgia
92 Alice Warren 19 Wife-H — Georgia
93 Annie Wright 45 Head Laundress S. Carolina
94 Violet Mallory 35 Boarder Cigar Maker Florida
95 Rufus N Skipper 37 Head Proprietor Georgia
96 Katie Skipper 31 Wife-H Maid Florida
97 Vera Skipper 17 Daughter — Florida
98 Genevieve Skipper 10 Daughter — Florida
99 Rufus N. Jr. Skipper 9 Son — Florida
100 Cora M Lee 19 Roomer Nurse Florida

Search for Theodore Johnson

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Pedigree Summary

Theodore + 6 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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