JL
John Lynch — 1940 US Census Record
Model Tree available1940 United States Federal Census · Coal-County, Oklahoma
Our Model Tree links this John Lynch across the 1920, 1930 and 1940 US Censuses in Coal-County, Oklahoma (XGBoost, ~Confirmed), with identified parents Andrew & Augusta — first a head (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Coal-County, Oklahoma |
| Surname | Lynch |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Jefferson Tp |
| Additional Details | |
| Occupation | 16 |
| Industry | Farming |
| Class of Worker | Farmer |
| Highest Grade | H 3 |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | 16 |
| Township / Ward | Jefferson Tp |
| Est. Birth Year | ~1917 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Lynch | Head | — | 23 | ~1917 |
| David Lynch | Son | — | ~1940 | |
| Willie Lynch | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Coal, Oklahoma
Son, age 3
Coal, Oklahoma · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | J D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Texas |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Coal, Oklahoma
Son, age 13
Coal, Oklahoma · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | John D |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Texas |
| Can Read/Write | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Coal-County, Oklahoma
Head, age 23
Coal-County, Oklahoma · implied b. ~1917 — 3 household members
| Surname | Lynch |
| Given Name | John P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Jefferson Tp |
| Occupation | 16 |
| Industry | Farming |
| Class of Worker | Farmer |
| Highest Grade | H 3 |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Lynch across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Lynch (~0.92 confidence) and mother Augusta Lynch (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Lynch
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Augusta Lynch
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lynch
Head · 1940 · age 23 · b. ~1917 · Oklahoma
★ 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 — Coal-County, Oklahoma
Open full size
1940 US Federal Census — Coal-County, Oklahoma
Page Contents
35 people indexed on this census page (nara:1940:m-t0627-03285-00304)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jewel Taylor | 18 | Daughter | 16 | Oklahoma |
| 2 | Jewel Taylor | 18 | Daughter | 16 | Oklahoma |
| 3 | J. D. Burks | 32 | Head | 16 | Oklahoma |
| 4 | Jewel Burks | 29 | Wife | — | Oklahoma |
| 5 | Betty Jean Burks | 7 | Daughter | — | Oklahoma |
| 6 | Frankie Burks | 4 | Son | — | Oklahoma |
| 7 | Anna Bell Burks | 2 | Daughter | — | Oklahoma |
| 8 | Lucy Powers | 56 | Mother | — | Texas |
| 9 | J. W. Powers | 73 | Head | — | Tennessee |
| 10 | Eva Powers | 68 | Wife | — | Missouri |
| 11 | Lawrence Powers | 23 | Son | — | Oklahoma |
| 12 | A. C. Powers | 25 | Son | 24 | Arkansas |
| 13 | Maggie Nell Powers | 21 | Daughter | — | Oklahoma |
| 14 | Gladys Powers | 4 | Granddaughter | — | Oklahoma |
| 15 | Alan Powers | 1 | Grandson | — | Oklahoma |
| 16 | L. J. Taylor | 34 | Head | 24 | Oklahoma |
| 17 | Clara Taylor | 31 | Wife | — | Oklahoma |
| 18 | Loreta Taylor | 12 | Daughter | — | Oklahoma |
| 19 | Donald Taylor | 9 | Son | — | Oklahoma |
| 20 | Gerald Taylor | 5 | Son | — | Oklahoma |
| 21 | Homer D. Davidson | 35 | Head | 32 | Oklahoma |
| 22 | Malia Davidson | 35 | Wife | — | Oklahoma |
| 23 | Helen Davidson | 11 | Daughter | — | Oklahoma |
| 24 | Ellis Davidson | 8 | Son | — | Oklahoma |
| 25 | Marlene Davidson | 3 | Daughter | — | Oklahoma |
| 26 | J. D. Davidson | 37 | Head | 40 | Oklahoma |
| 27 | Iona Davidson | 36 | Wife | — | Oklahoma |
| 28 | Lee Davidson | 18 | Son | — | Oklahoma |
| 29 | Wanda Davidson | 13 | Daughter | — | Oklahoma |
| 30 | Floyd Davidson | 8 | Son | — | Oklahoma |
| 31 | Kenneth Davidson | 3 | Son | — | Oklahoma |
| 32 | Leola Davidson | 1 | Daughter | — | Oklahoma |
| 33 | John P. Lynch THIS PERSON | 23 | Head | 16 | Texas |
| 34 | Willie Bell Lynch | 22 | Wife | — | Oklahoma |
| 35 | David Lee Lynch | 0 | Son | — | Oklahoma |
Pedigree Summary
John
Gen 1 · 2 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)