JH
John Harrington — 1940 US Census Record
Model Tree available1940 United States Federal Census · Letcher-County, Kentucky
Our Model Tree links this John Harrington across the 1920, 1930 and 1940 US Censuses in Letcher-County, Kentucky (XGBoost, ~Confirmed), with identified parents W & James — first a head (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Letcher-County, Kentucky |
| Surname | Harrington |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Additional Details | |
| Occupation | Motor Man |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | No 5 |
| 1935 Residence | Virginia |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Motor Man |
| Township / Ward | Mag Dist 4 |
| Est. Birth Year | ~1910 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Harrington | Head | — | 30 | ~1910 |
| Jackle Harrington | Son | — | 5 | ~1935 |
| Jerry Harrington | Son | — | 7 | ~1933 |
| Herald Harrington | Son | — | 3 | ~1937 |
| Marie Harrington | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Pike, Kentucky
Son, age 9
Pike, Kentucky · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Herington |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Pike, Kentucky
Son, age 19
Pike, Kentucky · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harrington |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Letcher-County, Kentucky
Head, age 30
Letcher-County, Kentucky · implied b. ~1910 — 5 household members
| Surname | Harrington |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Buchanan |
| Occupation | Motor Man |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | No 5 |
| 1935 Residence | Virginia |
| 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 John Harrington across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father W Herington (~0.92 confidence) and father James Harrington (~0.92 confidence) and mother Lizzie Herington (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
W Herington
b. ~1882
Source father
● Household
· direct · ~0.92
Father
James Harrington
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Lizzie Herington
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Harrington
Head · 1940 · age 30 · b. ~1910 · Kentucky
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Letcher-County, Kentucky
Open full size
1940 US Federal Census — Letcher-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01330-01007)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Masiline Smith | 73 | Mother-in-law | — | Kentucky |
| 42 | Viola Stomper|Stompers | 25 | Daughter | — | Kentucky |
| 43 | Sherman Dean | 54 | Head | Farmer | Kentucky |
| 44 | Minta Dean | 47 | Wife | — | Kentucky |
| 45 | Palon Dean | 18 | Son | Farm Laborer | Kentucky |
| 46 | Ralph Dean | 16 | Son | Farm Laborer | Kentucky |
| 47 | Walter Dean | 13 | Son | — | Kentucky |
| 48 | Margret Dean | 8 | Daughter | — | Kentucky |
| 49 | Virginia Dean | 5 | Daughter | — | Kentucky |
| 50 | Patsy Dean | 7 | Daughter | — | Kentucky |
| 51 | John Harrington THIS PERSON | 30 | Head | Motor Man | Kentucky |
| 52 | Marie Harrington | 24 | Wife | — | Kentucky |
| 53 | Jerry Harrington | 7 | Son | — | Kentucky |
| 54 | Jackle Harrington | 5 | Son | — | Kentucky |
| 55 | Herald Harrington | 3 | Son | — | Kentucky |
| 56 | Lige Whittaker | 69 | Head | Farmer | Kentucky |
| 57 | Minnie Whittaker | 64 | Wife | — | Kentucky |
| 58 | Mirtle Whittaker | 34 | Daughter | — | Kentucky |
| 59 | Mary Whittaker | 25 | Daughter | — | Kentucky |
| 60 | Boyd Billy | 49 | Head | Farmer | Kentucky |
| 61 | Alice Billy | 36 | Wife | — | Kentucky |
| 62 | Troy Billy | 18 | Son | Farm Laborer | Kentucky |
| 63 | Edith Billy | 15 | Daughter | — | Kentucky |
| 64 | Nineva Billy | 13 | Son | — | Kentucky |
| 65 | Howard Billy | 9 | Son | — | Kentucky |
| 66 | Retus Billy | 4 | Son | — | Kentucky |
| 67 | Clarence Sizemore | 37 | Head | Road Construction | Kentucky |
| 68 | Drucilla Sizemore | 34 | Wife | — | Kentucky |
| 69 | Ray Sizemore | 15 | Son | Farm Laborer | Kentucky |
| 70 | Mary Jane Sizemore | 14 | Daughter | — | Kentucky |
| 71 | Bertal Sizemore | 11 | Daughter | — | Kentucky |
| 72 | Ray Sizemore | 6 | Son | — | Kentucky |
| 73 | Hassel Sizemore | 3 | Son | — | Kentucky |
| 74 | Hiram Frayer|Frazier | 46 | Head | Farmer | Kentucky |
| 75 | Nara Frayer|Frazier | 44 | Wife | — | Kentucky |
| 76 | Ira Frayer|Frazier | 17 | Son | — | Kentucky |
| 77 | Wanda A Frayer|Frazier | 11 | Daughter | — | Kentucky |
| 78 | Daniel B Lewis | 45 | Head | Farmer | Kentucky |
| 79 | Katy Lewis | 35 | Wife | — | Kentucky |
| 80 | Margret Lewis | 18 | Daughter | — | Kentucky |
Pedigree Summary
John
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)