LJ
Lawrence Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Chautauqua-County, New York
Our Model Tree links this Lawrence Johnson across the 1920, 1930 and 1940 US Censuses in Chautauqua-County, New York (XGBoost, ~Confirmed), with identified parents Charles & Jennie — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chautauqua-County, New York |
| Surname | Johnson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Jamestown City |
| 1935 Residence (County) | Chautauqua |
| Additional Details | |
| Occupation | Washer |
| Industry | Metal Fact. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 987 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Washer |
| Township / Ward | Jamestown City |
| Est. Birth Year | ~1915 |
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 Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Esther Johnson | Daughter | — | 21 | ~1919 |
| Charles Johnson | Head | — | 61 | ~1879 |
| Lawrence Johnson | Son | — | 25 | ~1915 |
| Jennie Johnson | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Chautauqua, New …
Son, age 3
Chautauqua, New York · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Chautauqua, New …
Son, age 14
Chautauqua, New York · implied b. ~1916 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lawrence H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Chautauqua-County, New …
Son, age 25
Chautauqua-County, New York · implied b. ~1915 — 4 household members
| Surname | Johnson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Jamestown City |
| 1935 Residence (County) | Chautauqua |
| Occupation | Washer |
| Industry | Metal Fact. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 987 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Lawrence Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Johnson (~0.92 confidence) and mother Jennie Johnson (~0.92 confidence) and father Andrew Johnson (~0.92 confidence) and father Lawrence Johnson (~0.92 confidence) and mother Alma Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Johnson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Jennie Johnson
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Andrew Johnson
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Lawrence Johnson
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Alma Johnson
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Johnson
Son · 1940 · age 25 · b. ~1915 · New York
★ You are viewing this record
Sibling
Esther Johnson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Chautauqua-County, New York
Open full size
1940 US Federal Census — Chautauqua-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02511-00219)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth E. Larson | 23 | Wife | Saleslady | Pennsylvania |
| 2 | Dorothy Larson | 5 | Daughter | — | New York |
| 3 | Frank O. Anderson | 40 | Head | Janitor | Sweden |
| 4 | Anna Anderson | 40 | Wife | — | Sweden |
| 5 | Sigfried Anderson | 37 | Head | Mach. Hand | New York |
| 6 | Elsie Anderson | 31 | Wife | Clerk | New York |
| 7 | Emil Johnson | 70 | Head | Machine Hand | Sweden |
| 8 | Freda Johnson | 63 | Wife | — | Sweden |
| 9 | Hulda Johnson | 35 | Daughter | Office Clerk | New York |
| 10 | Eugene Washing | 30 | Head | Truck Driver | New York |
| 11 | Clarice Washing | 25 | Wife | Dental Asst. | New York |
| 12 | Adolph Anderson | 50 | Head | Sprayer | Sweden |
| 13 | Gunhild Anderson | 46 | Wife | — | Penna. |
| 14 | Doris Anderson | 17 | Daughter | — | Penna. |
| 15 | Charles Johnson | 61 | Head | Cabinet Maker | Sweden |
| 16 | Jennie Johnson | 56 | Wife | — | Sweden |
| 17 | Esther Johnson | 21 | Daughter | Sewing | New York |
| 18 | Lawrence Johnson THIS PERSON | 25 | Son | Washer | New York |
| 19 | Kenneth Harding | 28 | Head | Repair Work | New York |
| 20 | Lillian M. Harding | 27 | Wife | Clerk | New York |
| 21 | Oscar Anderson | 71 | Head | Machine Hand | Sweden |
| 22 | Anna Anderson | 71 | Wife | — | Sweden |
| 23 | Christine Lindstrom | 45 | Head | Nurse | Norway |
| 24 | William Lindstrom | 40 | Brother | Filler | Penna. |
| 25 | Archie Hegberg | 16 | Nephew | — | New York |
| 26 | Marie Hegberg | 18 | Niece | — | New York |
| 27 | Ivan A. Alberg | 24 | Head | Assembler | Sweden |
| 28 | Lucille Alberg | 23 | Wife | — | New York |
| 29 | Ing V. Alberg | 34 | Head | Assembler | Sweden |
| 30 | Ellen S. Alberg | 32 | Wife | Proprietor | New York |
| 31 | Bernice Alberg | 11 | Daughter | — | New York |
| 32 | Helge M. O. Carlson | 37 | Head | Solderer | Sweden |
| 33 | Maria C. Carlson | 40 | Wife | — | Sweden |
| 34 | Hugh M. Carlson | 14 | Daughter | — | New York |
| 35 | John A. Crantz | 82 | Head | — | Sweden |
| 36 | Matilda C. Crantz | 80 | Wife | — | Sweden |
| 37 | Void | None | — | — | — |
| 38 | Void | None | — | — | — |
| 39 | Ralph P. Lund | 37 | Head | Salesman | Maine |
| 40 | Lucille M. Lund | 39 | Wife | — | New York |
Pedigree Summary
Lawrence + 1 sibling
Gen 1 · 5 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)