RS
Ronald Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Duval-County, Florida
Our Model Tree links this Ronald Smith across the 1930 and 1940 US Censuses in Duval-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Head
Born: West Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Duval-County, Florida |
| Surname | Smith |
| Given Name | Ronald C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Additional Details | |
| Occupation | Electrician |
| Industry | Shipyard |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 3144 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Electrician |
| Township / Ward | Jacksonville |
| Est. Birth Year | ~1906 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ronald | Age | Birth yr |
|---|---|---|---|---|
| Ronald Smith | Son | — | 8 | ~1932 |
| Anna Smith | Spouse | — | 33 | ~1907 |
| Ronald Smith | Head | — | 34 | ~1906 |
| Lorain Smith | Daughter | — | 11 | ~1929 |
Census Appearances
1930
Duval, Florida
Head, age 24
Duval, Florida · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ronald C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | West Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Occupation | manager |
| Industry | filling station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Duval-County, Florida
Head, age 34
Duval-County, Florida · implied b. ~1906 — 4 household members
| Surname | Smith |
| Given Name | Ronald C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | West Virginia |
| 1935 Residence (City) | Jacksonville |
| 1935 Residence (County) | Duval |
| Occupation | Electrician |
| Industry | Shipyard |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 3144 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Ronald Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ronald Smith
Head · 1940 · age 34 · b. ~1906 · 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
40 people indexed on this census page (nara:1940:m-t0627-00624-00098)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Effie L. Flaggery | 60 | Head | Binder Worker | Tennessee |
| 42 | Rosie Mary Ruhn | 44 | Head | Stenographer | Florida |
| 43 | Robert Ruhn | 21 | Son | Salesman | Florida |
| 44 | Rose Marie Ruhn | 18 | Daughter | Stenographer | Florida |
| 45 | Eugene Ruhn | 15 | Son | — | Florida |
| 46 | Joan Ruhn | 7 | Daughter | — | Florida |
| 47 | Ronald C. Smith THIS PERSON | 34 | Head | Electrician | West Virginia |
| 48 | Anna Smith | 33 | Wife | — | Florida |
| 49 | Lorain Smith | 11 | Daughter | — | Florida |
| 50 | Ronald Smith | 8 | Son | — | Florida |
| 51 | Claude Hawkins | 45 | Head | Mail Carrier | North Carolina |
| 52 | Erin Hawkins | 37 | Wife | — | South Carolina |
| 53 | Claud Hawkins | 18 | Daughter | — | South Carolina |
| 54 | William A. Miller | 37 | Head | Policeman | Florida |
| 55 | Gladys Miller | 38 | Wife | Graduate Nurse | Florida |
| 56 | Martha Miller | 14 | Daughter | — | Florida |
| 57 | Mary E. Townsend | 62 | Mother-in-law | — | Florida |
| 58 | Mary E. Lamar | 50 | Head | — | South Carolina |
| 59 | Frank J. Lamar | 30 | Son | Shipping Clerk | Nebraska |
| 60 | Worth Lamar | 25 | Son | Office Clerk | Florida |
| 61 | Willie C. Duntrapp | 55 | Head | — | Louisiana |
| 62 | Willie Bell Duntrapp | 33 | Daughter | Elevator Operator | Louisiana |
| 63 | Mary E. Duntrapp | 15 | Daughter | — | Florida |
| 64 | Richard E. Wright | 29 | Head | Electrician Helper | Florida |
| 65 | Virginia Wright | 25 | Wife | — | Florida |
| 66 | Richard Wright | 6 | Son | — | Florida |
| 67 | James H. Wright | 2 | Son | — | Florida |
| 68 | Emmett Wright | 1 | Son | — | Florida |
| 69 | Roy Miller | 25 | Head | Proprietor | Florida |
| 70 | Rosemary Miller | 23 | Wife | — | Georgia |
| 71 | Here Ends Block 394 And Begins Block 395 | None | — | — | — |
| 72 | Wesley D. Lenk | 55 | Head | Watchman | Georgia |
| 73 | Mabel Lenk | 49 | Wife | — | West Virginia |
| 74 | Mildred Lenk | 22 | Daughter | — | Florida |
| 75 | George Lenk | 11 | Son | — | Florida |
| 76 | Jasper Williams | 62 | Head | — | Florida |
| 77 | Lu E. Williams | 70 | Wife | — | Virginia |
| 78 | R. Edward Wade | 32 | Head | Plant Auditor | Kentucky |
| 79 | Mary Wade | 27 | Wife | — | Tennessee |
| 80 | James Wade | 4 | Son | — | Florida |
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)