JL
John Lynch — 1940 US Census Record
Model Tree available1940 United States Federal Census · Thurston-County, Washington
Our Model Tree links this John Lynch across the 1920, 1930 and 1940 US Censuses in Thurston-County, Washington (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Thurston-County, Washington |
| Surname | Lynch |
| Given Name | John S. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Olympia City |
| 1935 Residence (County) | Thurston |
| Additional Details | |
| Occupation | Deputy Atty |
| Industry | County |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 126 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Deputy Atty |
| Township / Ward | Olympia City |
| Est. Birth Year | ~1911 |
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 |
|---|---|---|---|---|
| Judith Lynch | Daughter | — | 2 | ~1938 |
| John Lynch | Head | — | 29 | ~1911 |
| Naomi Lynch | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Thurston, Washington
Son, age 9
Thurston, Washington · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | John J Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Thurston, Washington
Son, age 19
Thurston, Washington · implied b. ~1911 — 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 | 19 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Thurston-County, Washington
Head, age 29
Thurston-County, Washington · implied b. ~1911 — 3 household members
| Surname | Lynch |
| Given Name | John S. Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Olympia City |
| 1935 Residence (County) | Thurston |
| Occupation | Deputy Atty |
| Industry | County |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 126 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 John Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence) and mother Julia Lynch (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lynch
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Lynch
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Julia Lynch
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lynch
Head · 1940 · age 29 · b. ~1911 · Washington
★ 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 — Thurston-County, Washington
Open full size
1940 US Federal Census — Thurston-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04365-00788)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Warren J. Rich | 45 | Head | Distributor | Washington |
| 2 | Hazel Rich | 47 | Wife | — | Washington |
| 3 | Frank Rich | 25 | Son | Permit Man | Washington |
| 4 | Warren W. Rich | 23 | Son | Plant Man | Wash Caly |
| 5 | Mark Campbell | 53 | Head | Filer | Minnesota |
| 6 | Stella Campbell | 49 | Wife | — | Wisconsin |
| 7 | Stella Campbell | 26 | Daughter | Sec. | Washington |
| 8 | Vivian Campbell | 24 | Daughter | — | Washington |
| 9 | Marie Campbell | 21 | Daughter | Sec. | Washington |
| 10 | Mark Campbell | 20 | Son | — | Washington |
| 11 | Ilene Campbell | 18 | Daughter | — | Washington |
| 12 | Paul Campbell | 17 | Son | — | Washington |
| 13 | Katherine Campbell | 15 | Daughter | — | Washington |
| 14 | Peter Campbell | 15 | Son | — | Washington |
| 15 | Bernadette Campbell | 13 | Daughter | — | Washington |
| 16 | Kenneth Sturdevant | 37 | Head | Salesman | Wisconsin |
| 17 | Bernice Sturdevant | 38 | Wife | — | Washington |
| 18 | Sheryl Sturdevant | 3 | Daughter | — | Washington |
| 19 | Sidney Walsh | 40 | Head | Engineer | New York |
| 20 | Ethel Walsh | 40 | Wife | — | Washington |
| 21 | Sidney Jr. Walsh | 6 | Son | — | Washington |
| 22 | Jane Walsh | 3 | Daughter | — | Washington |
| 23 | M. F. Maury | 27 | Head | Insurance Agt | Oregon |
| 24 | Caroline Maury | 29 | Wife | — | Washington |
| 25 | John S. Jr. Lynch THIS PERSON | 29 | Head | Deputy Atty | Washington |
| 26 | Naomi Lynch | 30 | Wife | — | Iowa |
| 27 | Judith Lynch | 2 | Daughter | — | Washington |
| 28 | James Roe | 28 | Head | Doctor | Montana |
| 29 | Elvera Roe | 29 | Wife | — | Illinois |
| 30 | James Jr. Roe | 3 | Son | — | Washington |
| 31 | — | None | — | — | — |
| 32 | Gustave Arnold | 42 | Head | Contractor | Washington |
| 33 | Hazel Arnold | 41 | Wife | — | Washington |
| 34 | Beverly Arnold | 22 | Daughter | — | Washington |
| 35 | Lowell Arnold | 12 | Son | — | Washington |
| 36 | Valliere Arnold | 9 | Daughter | — | Washington |
| 37 | Sharon Arnold | 5 | Daughter | — | Washington |
| 38 | Nellie Hinchcliff | 66 | Mother | Maid | Kansas |
| 39 | Paul Sirack | 38 | Head | Lumber Jack | Washington |
| 40 | Mabel Sirack | 27 | Wife | — | West Utah |
Related Census Records
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)