RK
Ralph King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hillsborough-County, Florida
Our Model Tree links this Ralph King across the 1930 and 1940 US Censuses in Hillsborough-County, Florida (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 11-person household.
Age 18
b. ~1922
Male
Son
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hillsborough-County, Florida |
| Surname | King |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Belmont Heights |
| 1935 Residence (County) | Hillsborough |
| Additional Details | |
| Occupation | Laborer |
| Industry | Mattress factory |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 39 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Occupation | Laborer |
| Township / Ward | Belmont Heights |
| Est. Birth Year | ~1922 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Ralph King | Son | — | 18 | ~1922 |
| Thomas King | Son | — | 3 | ~1937 |
| Maud King | Spouse | — | 44 | ~1896 |
| Mc King | Head | — | 52 | ~1888 |
| D King | Son | — | 14 | ~1926 |
| Bonnie King | Daughter | — | 5 | ~1935 |
| Jacqueline King | Daughter | — | 12 | ~1928 |
| Jennie King | Daughter | — | 16 | ~1924 |
| Joseph King | Son | — | 9 | ~1931 |
| Betty King | Daughter | — | 10 | ~1930 |
| Maud King | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Hillsborough, Florida
Son, age 8
Hillsborough, Florida · implied b. ~1922 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Ralph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Hillsborough-County, Florida
Son, age 18
Hillsborough-County, Florida · implied b. ~1922 — 11 household members
| Surname | King |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Belmont Heights |
| 1935 Residence (County) | Hillsborough |
| Occupation | Laborer |
| Industry | Mattress factory |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 39 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| 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 Ralph King across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ralph King
Son · 1940 · age 18 · b. ~1922 · Florida
★ You are viewing this record
Sibling
Jacqueline King
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty King
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jennie King
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
D King
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph King
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas King
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maud King
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bonnie King
Sibling · 1940 · age 5
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
1940 US Federal Census — Hillsborough-County, Florida
Open full size
1940 US Federal Census — Hillsborough-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00591-00537)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | B. W. Whidden | 56 | Head | Well Driller | Florida |
| 2 | Myra Whidden | 48 | Wife | Sectionizer | Florida |
| 3 | Claude Whidden | 25 | Son | Laborer | Florida |
| 4 | Glenn Whidden | 20 | Son | Boiler Maker | Florida |
| 5 | George Whidden | 18 | Son | Laborer | Florida |
| 6 | Marion Whidden | 15 | Daughter | — | Florida |
| 7 | Barbara Whidden | 12 | Daughter | — | Florida |
| 8 | Thomas J. Cochran | 59 | Head | Laborer | Florida |
| 9 | Rena Cochran | 56 | Wife | — | Georgia |
| 10 | D. O. Baker | 71 | Head | — | Georgia |
| 11 | Viola Baker | 66 | Wife | — | Georgia |
| 12 | Mc Rae King | 52 | Head | Longshoreman | South Carolina |
| 13 | Maud King | 44 | Wife | — | Georgia |
| 14 | Ralph King THIS PERSON | 18 | Son | Laborer | Florida |
| 15 | Maud King | 17 | Daughter | — | Florida |
| 16 | Jennie King | 16 | Daughter | — | Florida |
| 17 | D. O. King | 14 | Son | — | Florida |
| 18 | Jacqueline King | 12 | Daughter | — | Florida |
| 19 | Betty King | 10 | Daughter | — | Florida |
| 20 | Joseph King | 9 | Son | — | Florida |
| 21 | Bonnie King | 5 | Daughter | — | Florida |
| 22 | Thomas King | 3 | Son | — | Florida |
| 23 | Glade Baker | 39 | Head | Truck Driver | Georgia |
| 24 | Doris Baker | 34 | Wife | — | Connecticut |
| 25 | Marion Baker | 17 | Daughter | — | Florida |
| 26 | Ernest Baker | 12 | Son | — | Florida |
| 27 | George E. Demerritt | 54 | Head | Laborer | Florida |
| 28 | William B. Daly | 37 | Head | Fireman | West Virginia |
| 29 | Ruth Daly | 41 | Wife | — | West Virginia |
| 30 | Betty Daly | 15 | Daughter | — | West Virginia |
| 31 | Billy Daly | 13 | Son | — | West Virginia |
| 32 | Thomas R. Willard | 73 | Head | — | Pennsylvania |
| 33 | William C. Walker | 34 | Head | Box Maker | Florida |
| 34 | Annie L. Walker | 23 | Wife | — | Florida |
| 35 | Mildred E. Walker | 7 | Son | — | Florida |
| 36 | Glenn D. Walker | 3 | Son | — | Florida |
| 37 | Margaret A. Henning | 29 | Head | Cigar Maker | Florida |
| 38 | Charles L. Henning | 8 | Son | — | Florida |
| 39 | James E. Higgins | 79 | Head | — | Pennsylvania |
| 40 | Nancy Higgins | 70 | Wife | — | Kentucky |
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)