BJ
Bertha Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Knott-County, Kentucky
Our Model Tree links this Bertha Jones across the 1920, 1930 and 1940 US Censuses in Knott-County, Kentucky (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Knott-County, Kentucky |
| Surname | Jones |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial district No. 2 |
| 1935 Residence (County) | Knott |
| Additional Details | |
| Highest Grade | H 6 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Magisterial District No 2 |
| Est. Birth Year | ~1900 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Bertha | Age | Birth yr |
|---|---|---|---|---|
| Thelma Jones | Daughter | — | 12 | ~1928 |
| Eva Jones | Daughter | — | 17 | ~1923 |
| Bernice Jones | Head | — | 43 | ~1897 |
| Paul Jones | Son | — | 14 | ~1926 |
| Bertha Jones | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Knott, Kentucky
Spouse, age 20
Knott, Kentucky · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Knott, Kentucky
Spouse, age 30
Knott, Kentucky · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Bertha |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 17 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Knott-County, Kentucky
Spouse, age 40
Knott-County, Kentucky · implied b. ~1900 — 5 household members
| Surname | Jones |
| Given Name | Bertha |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Magisterial district No. 2 |
| 1935 Residence (County) | Knott |
| Highest Grade | H 6 |
| 1935 Residence | Same place |
| 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 Bertha Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Bertha Jones
Spouse · 1940 · age 40 · b. ~1900 · Kentucky
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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 — Knott-County, Kentucky
Open full size
1940 US Federal Census — Knott-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01326-00329)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nancy Mullins | 66 | Mother-in-law | — | Kentucky |
| 42 | Lattie Modder | 22 | Lodger | — | Kentucky |
| 43 | Bill Ensrage | Ensrago | 29 | Head | Miner | Kentucky |
| 44 | Verna Ensrage | Ensrago | 23 | Wife | Teacher | Kentucky |
| 45 | Herbert Polen | Bolen | 33 | Head | Miner | Kentucky |
| 46 | Elma Polen | Bolen | 28 | Wife | — | Kentucky |
| 47 | Devaughn Polen | Bolen | 8 | Son | — | Kentucky |
| 48 | Gail Polen | Bolen | 5 | Son | — | Kentucky |
| 49 | Chester Jones | 36 | Head | Miner | Kentucky |
| 50 | Sophia Jones | 38 | Wife | — | Kentucky |
| 51 | Ezra Jones | 16 | Son | — | Kentucky |
| 52 | Rachel Jones | 13 | Daughter | — | Kentucky |
| 53 | Eylanda Jones | 6 | Daughter | — | Kentucky |
| 54 | Robert G. Jones | 3 | Son | — | Kentucky |
| 55 | Katie Hooker | 60 | Mother-in-law | — | Kentucky |
| 56 | Bernice Jones | 43 | Head | Miner | Kentucky |
| 57 | Bertha Jones THIS PERSON | 40 | Wife | — | Kentucky |
| 58 | Eva Jones | 17 | Daughter | — | Kentucky |
| 59 | Paul Jones | 14 | Son | — | Kentucky |
| 60 | Thelma Jones | 12 | Daughter | — | Kentucky |
| 61 | Ira Cornett | 36 | Head | Miner | Kentucky |
| 62 | Opal Cornett | 11 | Wife | — | Kentucky |
| 63 | Wanda J. Cornett | 5 | Daughter | — | Kentucky |
| 64 | Hermie Robinson | 9 | Sister-in-law | — | Kentucky |
| 65 | Carlow Combs | 37 | Head | Miner | Kentucky |
| 66 | Clora Combs | 31 | Wife | — | Kentucky |
| 67 | Jeanette Combs | 10 | Daughter | — | Kentucky |
| 68 | Alvin C. Combs | 8 | Son | — | Kentucky |
| 69 | Arthur G. Pharis | Pharris | 35 | Head | Organizer | Alabama |
| 70 | Henry E. Pharis | Pharris | 63 | Wife | — | Alabama |
| 71 | Billy Combs | 71 | Head | — | Kentucky |
| 72 | Rebecca Combs | 76 | Wife | — | Kentucky |
| 73 | Ira Combs | 42 | Head | Salesman | Kentucky |
| 74 | Loura Combs | 39 | Wife | — | Kentucky |
| 75 | Kenneth Combs | 16 | Son | — | Kentucky |
| 76 | Irene Combs | 15 | Daughter | — | Kentucky |
| 77 | Mary J. Combs | 8 | Daughter | — | Kentucky |
| 78 | Willie Combs | 21 | Head | Miner | Kentucky |
| 79 | Mabel Combs | 18 | Wife | — | Kentucky |
| 80 | Avery Cor | 35 | Head | Miner | 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)