FJ
Frank Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Duval, Florida
Our Model Tree links this Frank Johnson across the 1910, 1920 and 1930 US Censuses in Duval, Florida (XGBoost, ~Confirmed), with identified parents R & Benjamin — first a son (b.~1908), then head of a 6-person household.
Age 22
b. ~1908
Male
Son
Born: Florida
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Duval, Florida |
| Surname | Johnson |
| Given Name | Frank J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 19 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Additional Details | |
| Occupation | Clerk |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Clerk |
| Township / Ward | Jacksonville City |
| Est. Birth Year | ~1908 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Sara Johnson | Daughter | — | 28 | ~1902 |
| Benjamin Johnson | Head | — | 67 | ~1863 |
| Alice Johnson | Other | — | 21 | ~1909 |
| Frank Johnson | Other | — | 2 | ~1928 |
| Frank Johnson | Son | — | 22 | ~1908 |
| Eula Johnson | Spouse | — | 45 | ~1885 |
Census Appearances
1910
Duval, Florida
Son, age 2
Duval, Florida · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1920
Duval, Florida
Son, age 12
Duval, Florida · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1930
Duval, Florida
Son, age 22
Duval, Florida · implied b. ~1908 — 6 household members
| Surname | Johnson |
| Given Name | Frank J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Florida |
| Age at First Marriage | 19 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Occupation | Clerk |
| Industry | Railroad |
| 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.
Our Model Tree links Frank Johnson across 3 US Census years (1910, 1920 and 1930) in Duval, Florida, using XGBoost record linkage. Identified parents: father R Benjamin (~0.92 confidence) and father Benjamin Johnson (~0.92 confidence) and father Benjamin Johnson (~0.92 confidence) and mother Eula Johnson (~0.92 confidence) and mother B Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
R Benjamin
b. ~1868
Source father
● Household
· direct · ~0.92
Father
Benjamin Johnson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Benjamin Johnson
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Eula Johnson
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
B Johnson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Johnson
Son · 1930 · age 22 · b. ~1908 · Florida
★ You are viewing this record
Sibling
Sara Johnson
Sibling · 1930 · age 28
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
1930 US Federal Census — Duval, Florida
Page Contents
50 people indexed on this census page (ia:1930:15thcensus314unit:0741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jessie Mae Blalock | 25 | Wife | Saleslady | Florida |
| 2 | Billy Blalock | 3 | Son | — | Florida |
| 3 | Henry A. Blalock | 21 | Brother | Salesman | Florida |
| 4 | John Gordon Noles | 33 | Head | Fireman | Georgia |
| 5 | Virginia Noles | 30 | Wife | — | Georgia |
| 6 | Louise Noles | 9 | Daughter | — | Florida |
| 7 | Doris Noles | 7 | Daughter | — | Florida |
| 8 | Scriven Noles | 24 | Brother | Salesman | Georgia |
| 9 | Edward Lennard | 41 | Head | Truck Driver | Florida |
| 10 | Emma Lennard | 31 | Wife | — | Florida |
| 11 | Evelyn Lennard | 8 | Daughter | — | Florida |
| 12 | Rhoda Thomas | 27 | Cousin | Saleslady | Florida |
| 13 | Alex W. Mcrae | 45 | Head | Caretaker | Georgia |
| 14 | Katherine Mcrae | 42 | Wife | — | Georgia |
| 15 | Alex Jr. Mcrae | 18 | Son | — | Georgia |
| 16 | Wiley J. Mcrae | 13 | Son | — | Georgia |
| 17 | Claude Higginbotham | 35 | Head | Caretaker | Florida |
| 18 | Mary Higginbotham | 27 | Wife | — | Florida |
| 19 | Pearl Higginbotham | 3 | Daughter | — | Florida |
| 20 | Ethel Ellis | 45 | Head | — | Florida |
| 21 | Freddie Ellis | 22 | Daughter | Operator | Florida |
| 22 | Ralph H. Ellis | 27 | Son | Shipping Clerk | Florida |
| 23 | Emily J. Ellis | 18 | Daughter-in-law | — | Georgia |
| 24 | Freddie W. Ellis | 11 | Son | — | Florida |
| 25 | John J. Sr. Malone | 56 | Head | Clerk | Alabama |
| 26 | Minnie S. Malone | 43 | Wife | — | Florida |
| 27 | John J. Jr. Malone | 21 | Son | — | Florida |
| 28 | Alice C. Malone | 17 | Daughter | Operator | Florida |
| 29 | Charles T. Malone | 9 | Son | — | Florida |
| 30 | George D. Mcfalls | 32 | Head | Engineer | Florida |
| 31 | Nellie D. Mcfalls | 27 | Wife | — | Florida |
| 32 | George D. Jr. Mcfalls | 7 | Son | — | Florida |
| 33 | John N. Mcfalls | 4 | Son | — | Florida |
| 34 | James H. Day | 46 | Head | Manager | Pennsylvania |
| 35 | Fannie E. Day | 42 | Wife | — | Kansas |
| 36 | Edith Snow | 52 | Sister | — | Pennsylvania |
| 37 | Nellie S. Hunt | 60 | Head | — | New Jersey |
| 38 | Leon F. Grosvenor | 40 | Head | Inspector | Indiana |
| 39 | Margaret Grosvenor | 37 | Wife | — | Florida |
| 40 | Leon F. Jr. Grosvenor | 14 | Son | — | Florida |
| 41 | Stanley Grosvenor | 13 | Son | — | Florida |
| 42 | Benjamin T. Johnson | 67 | Head | Superintendent | Alabama |
| 43 | Eula Johnson | 45 | Wife | — | Georgia |
| 44 | Sara T. Johnson | 28 | Daughter | — | Georgia |
| 45 | Frank J. Johnson THIS PERSON | 22 | Son | Clerk | Florida |
| 46 | Alice L. Johnson | 21 | Daughter-in-law | — | Florida |
| 47 | Frank J. Jr. Johnson | 2 | Grandson | — | Florida |
| 48 | Gordon R. Wilson | 51 | Head | Clergyman | Connecticut |
| 49 | Sara Wilson | 44 | Wife | — | Germany |
| 50 | Sara Andrews | 66 | Head | — | Ohio |
Pedigree Summary
Frank + 1 sibling
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)