MK
Mabel King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Grundy-County, Tennessee
Our Model Tree links this Mabel King across the 1930 and 1940 US Censuses in Grundy-County, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Female
Daughter
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Grundy-County, Tennessee |
| Surname | King |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Grundy |
| Additional Details | |
| Highest Grade | 2 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Civil District No 2 |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mabel | Age | Birth yr |
|---|---|---|---|---|
| Johnnie King | Son | — | 15 | ~1925 |
| Mathew King | Daughter | — | 8 | ~1932 |
| Fred King | Son | — | 25 | ~1915 |
| Hubert King | Son | — | 4 | ~1936 |
| Lillie King | Daughter | — | 1 | ~1939 |
| Mabel King | Daughter | — | 10 | ~1930 |
| Sarah King | Spouse | — | 41 | ~1899 |
| James King | Head | — | 44 | ~1896 |
Census Appearances
1930
Grundy, Tennessee
Daughter, age
Grundy, Tennessee · implied b. ~1930 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Maybelle |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | none |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Grundy-County, Tennessee
Daughter, age 10
Grundy-County, Tennessee · implied b. ~1930 — 8 household members
| Surname | King |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Grundy |
| Highest Grade | 2 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Mabel King across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mabel King
Daughter · 1940 · age 10 · b. ~1930 · Tennessee
★ You are viewing this record
Sibling
Lillie King
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnnie King
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mathew King
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred King
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hubert King
Sibling · 1940 · age 4
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 — Grundy-County, Tennessee
Open full size
1940 US Federal Census — Grundy-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03897-00100)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Louise Cont'D | 13 | Daughter | — | Alabama |
| 42 | John H. Reed | 30 | Head | — | Tennessee |
| 43 | Melvina O. Reed | 25 | Wife | — | Alabama |
| 44 | Marguerite A. Reed | 5 | Daughter | — | Tennessee |
| 45 | Pearl E. Reed | 1 | Daughter | — | Tennessee |
| 46 | Elbert W. Phillips | 9 | Son | — | Tennessee |
| 47 | John W. Sanders | 35 | Head | Proprietor | Tennessee |
| 48 | Maggie Sanders | 34 | Wife | — | Tennessee |
| 49 | Willie E. Sanders | 15 | Son | — | Tennessee |
| 50 | Lillie Mae Sanders | 13 | Daughter | — | Tennessee |
| 51 | James B. Sanders | 11 | Son | — | Tennessee |
| 52 | Irene Whittaker | 15 | Waitress | Waitress | Tennessee |
| 53 | Marie Smith | 15 | Waitress | Waitress | Tennessee |
| 54 | James Q. King | 44 | Head | Timber Work | Tennessee |
| 55 | Sarah King | 41 | Wife | — | Tennessee |
| 56 | Fred King | 25 | Son | Timber Work | Tennessee |
| 57 | Johnnie Jr. King | 15 | Son | — | Tennessee |
| 58 | Mabel King THIS PERSON | 10 | Daughter | — | Tennessee |
| 59 | Mathew King | 8 | Daughter | — | Tennessee |
| 60 | Hubert King | 4 | Son | — | Tennessee |
| 61 | Lillie V. King | 1 | Daughter | — | Tennessee |
| 62 | George Caldwell | 47 | Head | Laborer | Tennessee |
| 63 | Becky Caldwell | 31 | Wife | — | Tennessee |
| 64 | Luther Caldwell | 17 | Son | Miner | Tennessee |
| 65 | Charlie Caldwell | 15 | Son | — | Tennessee |
| 66 | Willie Mae Caldwell | 7 | Daughter | — | Tennessee |
| 67 | Willie Caldwell | 22 | Head | Miner | Tennessee |
| 68 | Mary Caldwell | 19 | Wife | — | Tennessee |
| 69 | Robert Caldwell | 2 | Son | — | Tennessee |
| 70 | Clara Caldwell | 0 | Daughter | — | Tennessee |
| 71 | Lester Q. Caldwell | 20 | Head | Miner | Tennessee |
| 72 | Frankie Caldwell | 17 | Wife | — | Tennessee |
| 73 | Lonnie Caldwell | 62 | Head | — | Tennessee |
| 74 | Ray King | 19 | Head | Timber Work | Tennessee |
| 75 | Naulla D. King | 15 | Wife | — | Tennessee |
| 76 | Claude Brown | 34 | Head | Miner | Tennessee |
| 77 | Lula Q. Brown | 30 | Wife | — | Tennessee |
| 78 | Arlene Brown | 9 | Daughter | — | Tennessee |
| 79 | Charlotte Brown | 1 | Daughter | — | Tennessee |
| 80 | Charlie Brown | 23 | Brother | Miner | Tennessee |
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)