JL
James Lynch — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this James Lynch across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed), with identified parents William & William — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Lynch |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Wellston |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | laborer |
| Industry | road construction |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 466 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Laborer |
| Township / Ward | Wellston |
| Est. Birth Year | ~1905 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Nancy Lynch | Daughter | — | ~1940 | |
| Patsy Lynch | Daughter | — | 1 | ~1939 |
| James Lynch | Head | — | 35 | ~1905 |
| Virginia Lynch | Spouse | — | 28 | ~1912 |
Census Appearances
1920
St Louis, …
Son, age 14
St Louis, Missouri · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Son, age 25
St Louis, Missouri · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Missouri |
| Age at First Marriage | 25 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Armature Winding |
| Industry | Electric Motors |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Head, age 35
St.-Louis-County, Missouri · implied b. ~1905 — 4 household members
| Surname | Lynch |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Wellston |
| 1935 Residence (County) | St. Louis |
| Occupation | laborer |
| Industry | road construction |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 466 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 James Lynch across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Lynch (~0.92 confidence) and father William Lynch (~0.92 confidence) and mother Kate Lynch (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Lynch
b. ~1874
Source father
● Household
· direct · ~0.92
Father
William Lynch
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Kate Lynch
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Lynch
Head · 1940 · age 35 · b. ~1905 · Missouri
★ 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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02153-00510)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lewis Rath | 24 | Head | Plumber | Missouri |
| 2 | Katherine Rath | 25 | Wife | — | Missouri |
| 3 | William Slege | 40 | Head | Machinist | Missouri |
| 4 | Lydia Slege | 38 | Wife | — | Illinois |
| 5 | Rose Mary Slege | 15 | Daughter | — | Missouri |
| 6 | James T Slege | 8 | Son | — | Missouri |
| 7 | Lois Slege | 6 | Daughter | — | Missouri |
| 8 | Sue Slege | 2 | Daughter | — | Missouri |
| 9 | Andrew Graves | 39 | Head | Hardwood Floor Contractor | Mississippi |
| 10 | Jennie Graves | 22 | Wife | — | Illinois |
| 11 | Roberta L Graves | 1 | Daughter | — | Missouri |
| 12 | James Lynch THIS PERSON | 35 | Head | Laborer | Missouri |
| 13 | Virginia Lynch | 28 | Wife | — | Missouri |
| 14 | Patsy Ann Lynch | 1 | Daughter | — | Missouri |
| 15 | Nancy Lee Lynch | 0 | Daughter | — | Missouri |
| 16 | Oliver L Beham | 55 | Head | Huckster | Missouri |
| 17 | Myrtle L Beham | 47 | Wife | — | Missouri |
| 18 | Oliver E Beham | 16 | Son | — | Missouri |
| 19 | James G Beham | 9 | Son | — | Missouri |
| 20 | Harvey Pollard | 52 | Head | Grocer | Missouri |
| 21 | Ursi Pollard | 49 | Wife | Grocer | Missouri |
| 22 | Bernice Pollard | 21 | Daughter | Clerk | Missouri |
| 23 | John Pollard | 17 | Son | — | Missouri |
| 24 | Mary Smallwood | 58 | Head | House Worker | Germany |
| 25 | Donald Smallwood | 10 | Grandson | — | Missouri |
| 26 | John Coke | 53 | Lodger | Foreman Class B | Missouri |
| 27 | Robert Wibbelmann | 46 | Head | Mail Carrier | Missouri |
| 28 | Helen Wibbelmann | 47 | Wife | — | Missouri |
| 29 | Roberta Helen Wibbelmann | 14 | Daughter | — | Missouri |
| 30 | Lizzie Lockett | 69 | Head | Order Checker | Illinois |
| 31 | Paul Lockett | 29 | Son | Order Checker | Missouri |
| 32 | Roland Schacher | 44 | Head | Carpenter | Missouri |
| 33 | Florence Schacher | 44 | Wife | — | Missouri |
| 34 | Paul Schacher | 12 | Son | — | Missouri |
| 35 | Herbert Schacher | 10 | Son | — | Missouri |
| 36 | Bernard Schacher | 8 | Son | — | Missouri |
| 37 | Julia Carron | 61 | Head | — | Missouri |
| 38 | Eugene Carron | 31 | Son | Armature Winder | Missouri |
| 39 | Harold Carron | 19 | Son | Multigraph Operator | Missouri |
| 40 | Leona Carron | 24 | Daughter | Trimmer | Missouri |
Pedigree Summary
James
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)