FJ
Frank Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duval-County, Florida
Our Model Tree links this Frank Jones across the 1920, 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 6-person household.
Age 51
b. ~1889
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Duval-County, Florida |
| Surname | Jones |
| Given Name | Frank C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Unincorporated place Ft. Caroline |
| 1935 Residence (County) | Duval |
| Additional Details | |
| Occupation | Physician |
| Industry | Medical |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 3292 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Physician |
| Township / Ward | Unincorporated Place Ft Caroline |
| Est. Birth Year | ~1889 |
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 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Nancy Jones | Daughter | — | 13 | ~1927 |
| Frank Jones | Head | — | 51 | ~1889 |
| Navant Jones | Other | — | 72 | ~1868 |
| Rufus Jones | Son | — | 16 | ~1924 |
| Frank Jones | Son | — | 20 | ~1920 |
| Catherine Jones | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Duval, Florida
Head, age 31
Duval, Florida · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Practicing |
| Industry | Physician |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Duval, Florida
Head, age 42
Duval, Florida · implied b. ~1888 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frank E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 30 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Physician |
| Industry | Medical |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12000 |
| Radio Set | R |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Duval-County, Florida
Head, age 51
Duval-County, Florida · implied b. ~1889 — 6 household members
| Surname | Jones |
| Given Name | Frank C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Unincorporated place Ft. Caroline |
| 1935 Residence (County) | Duval |
| Occupation | Physician |
| Industry | Medical |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 3292 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frank Jones
Head · 1940 · age 51 · b. ~1889 · Florida
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Duval-County, Florida
Open full size
1940 US Federal Census — Duval-County, Florida
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00584-01018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James F. Wingate | 47 | Head | Foreman | Florida |
| 42 | Winnie Wingate | 47 | Wife | — | Florida |
| 44 | Ben F. Finley | 34 | Head | Installer | Georgia |
| 45 | Marie Finley | 40 | Wife | — | Georgia |
| 46 | Virginia Finley | 16 | Daughter | — | Georgia |
| 47 | Dorothy Finley | 14 | Daughter | — | Georgia |
| 48 | William S. Finley | 63 | Father | — | Georgia |
| 49 | William Muhs | 71 | Head | — | Missouri |
| 50 | Charles C. Pittman | 36 | Head | Truck Driver | Georgia |
| 51 | Ethel L. Pittman | 25 | Wife | — | Florida |
| 52 | George Joyner | 32 | Head | Manager | North Carolina |
| 53 | Dick Joyner | 24 | Wife | — | North Carolina |
| 54 | Earl Joyner | 5 | Son | — | North Carolina |
| 55 | Jackie Joyner | 3 | Son | — | North Carolina |
| 56 | Joseph Wingate | 51 | Head | Watchman | Florida |
| 57 | Nora Wingate | 44 | Wife | — | Florida |
| 58 | Claude Wingate | 18 | Son | New Worker | Florida |
| 59 | Jesse Coleman | 42 | Lodger | Laborer | Georgia |
| 60 | William Hull | 68 | Head | Operator | Illinois |
| 61 | Richie Hull | 41 | Wife | — | Florida |
| 62 | Frank C. Jones THIS PERSON | 51 | Head | Physician | Alabama |
| 63 | Catherine Jones | 47 | Wife | — | Florida |
| 64 | Frank Jr. Jones | 20 | Son | — | Florida |
| 65 | Rufus Jones | 16 | Son | — | Florida |
| 66 | Nancy Jones | 13 | Daughter | — | Florida |
| 67 | Navant Jones | 72 | Mother | — | Florida |
| 68 | Steven Napoli | 54 | Head | Operator | Italy |
| 69 | Jennie Napoli | 44 | Wife | — | Italy |
| 70 | Josephine Napoli | 24 | Daughter | — | Florida |
| 71 | Frank Napoli | 22 | Son | Buyer Dealer | Florida |
| 72 | Joseph Napoli | 21 | Son | Laborer | Florida |
| 73 | Angelo Napoli | 19 | Son | Laborer | Florida |
| 74 | Dominic Napoli | 18 | Son | Laborer | Florida |
| 75 | Mary P. Bowen | 57 | Head | — | Canada English |
| 76 | H. F. Carver | 32 | Head | Truck Driver | Florida |
| 77 | Gertrude Carver | 29 | Wife | — | Florida |
| 78 | Peggy Carver | 1 | Daughter | — | Florida |
| 79 | Arthur Potter | 60 | Head | Laborer | Vermont |
| 80 | Irvin R. Bowen | 50 | Head | Contractor | Georgia |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)