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Thelma Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harlan-County, Kentucky
Our Model Tree links this Thelma Brown across the 1930 and 1940 US Censuses in Harlan-County, Kentucky (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 12-person household.
Age 15
b. ~1925
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harlan-County, Kentucky |
| Surname | Brown |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Letcher |
| 1935 Residence (County) | Letcher |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 3 |
| Est. Birth Year | ~1925 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Mable Brown | Daughter | — | 11 | ~1929 |
| Mary Brown | Daughter | — | 8 | ~1932 |
| Trilma Brown | Daughter | — | 15 | ~1925 |
| Mavis Brown | Daughter | — | 16 | ~1924 |
| Manda Brown | Daughter | — | 1 | ~1939 |
| Thelma Brown | Daughter | — | 15 | ~1925 |
| Fred Brown | Head | — | 43 | ~1897 |
| Bruce Brown | Son | — | 18 | ~1922 |
| Paul Brown | Son | — | 14 | ~1926 |
| Billie Brown | Son | — | 3 | ~1937 |
| David Brown | Son | — | 5 | ~1935 |
| Ethel Brown | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Harlan, Kentucky
Daughter, age 5
Harlan, Kentucky · implied b. ~1925 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Harlan-County, Kentucky
Daughter, age 15
Harlan-County, Kentucky · implied b. ~1925 — 12 household members
| Surname | Brown |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Letcher |
| 1935 Residence (County) | Letcher |
| Highest Grade | No 5 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Thelma Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thelma Brown
Daughter · 1940 · age 15 · b. ~1925 · Kentucky
★ You are viewing this record
Sibling
Manda Brown
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Brown
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Brown
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Trilma Brown
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Brown
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mable Brown
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mavis Brown
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bruce Brown
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Billie Brown
Sibling · 1940 · age 3
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 — Harlan-County, Kentucky
Open full size
1940 US Federal Census — Harlan-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01314-00257)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carter Brown | 2 | Son | — | Kentucky |
| 2 | Willard Blair | 26 | Head | Machine Man | Kentucky |
| 3 | Roxie Blair | 19 | Wife | — | Kentucky |
| 4 | Yvonne Blair | 1 | Daughter | — | Kentucky |
| 5 | Frank Brown | 42 | Head | Mechanic | Kentucky |
| 6 | Elsie Brown | 39 | Wife | — | West Virginia |
| 7 | Bobbie Brown | 24 | Son | — | Kentucky |
| 8 | Fred Brown | 43 | Head | Trackman | Kentucky |
| 9 | Ethel Brown | 36 | Wife | — | Kentucky |
| 10 | Bruce Brown | 18 | Son | Farming | Kentucky |
| 11 | Mavis Brown | 16 | Daughter | — | Kentucky |
| 12 | Trilma Brown | 15 | Daughter | — | Kentucky |
| 13 | Thelma Brown THIS PERSON | 15 | Daughter | — | Kentucky |
| 14 | Paul Brown | 14 | Son | — | Kentucky |
| 15 | Mable Brown | 11 | Daughter | — | Kentucky |
| 16 | Mary Brown | 8 | Daughter | — | Kentucky |
| 17 | David Brown | 5 | Son | — | Kentucky |
| 18 | Billie Brown | 3 | Son | — | Kentucky |
| 19 | Manda Joyce Brown | 1 | Daughter | — | Kentucky |
| 20 | Bill Brown | 38 | Head | Mechanic | Kentucky |
| 21 | Lily Brown | 38 | Wife | — | Kentucky |
| 22 | Edward Brown | 9 | Son | — | Kentucky |
| 23 | Evelyn Brown | 7 | Daughter | — | Kentucky |
| 24 | Donnie Brown | 5 | Son | — | Kentucky |
| 25 | Lonnie Brown | 3 | Son | — | Kentucky |
| 26 | Murne Brown | 1 | Son | — | Kentucky |
| 27 | Richard Williams | 38 | Head | Night Watchman | Kentucky |
| 28 | Behra Williams | 38 | Wife | — | Kentucky |
| 29 | William Williams | 48 | Lodger | Coal Loader | Kentucky |
| 30 | Ernest Cornett | 16 | Lodger | — | Kentucky |
| 31 | Farmer Williams | 13 | Brother | — | Kentucky |
| 32 | Hayden Williams | 48 | Head | Truck Driver | Kentucky |
| 33 | Nannie Williams | 46 | Wife | — | Kentucky |
| 34 | Flora Williams | 5 | Daughter | — | Kentucky |
| 35 | Elizabeth Williams | 3 | Daughter | — | Kentucky |
| 36 | James C. Williams | 53 | Head | Carpenter | Kentucky |
| 37 | Lizzie Williams | 48 | Wife | — | Kentucky |
| 38 | Robert Williams | 19 | Son | Farming | Kentucky |
| 39 | Arter Williams | 17 | Son | Jeweler | Kentucky |
| 40 | James C. Jr. Williams | 9 | Son | — | Kentucky |
Related Census Records
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)