LD
Lawrence Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Walla-Walla-County, Washington
Our Model Tree links this Lawrence Davis across the 1920, 1930 and 1940 US Censuses in Walla-Walla-County, Washington (XGBoost, ~Confirmed), with identified parents William & William — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Walla-Walla-County, Washington |
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Mill Creek E. P. |
| 1935 Residence (County) | Walla Walla |
| Additional Details | |
| Occupation | Laborer |
| Industry | Wheat Farm |
| Class of Worker | NP |
| Hours Worked | 54 |
| Income (1939) | 152 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Laborer |
| Township / Ward | Mill Creek E P |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Davis | Head | — | 30 | ~1910 |
| Carol Davis | Daughter | — | 2 | ~1938 |
| Irene Davis | Spouse | — | 27 | ~1913 |
Census Appearances
1920
Umatilla, Oregon
Son, age 9
Umatilla, Oregon · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Iowa |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Walla Walla, …
Son, age 20
Walla Walla, Washington · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Washington |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
Walla-Walla-County, Washington
Head, age 30
Walla-Walla-County, Washington · implied b. ~1910 — 3 household members
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Mill Creek E. P. |
| 1935 Residence (County) | Walla Walla |
| Occupation | Laborer |
| Industry | Wheat Farm |
| Class of Worker | NP |
| Hours Worked | 54 |
| Income (1939) | 152 |
| Highest Grade | H 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 Lawrence Davis across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father William Davis (~0.92 confidence) and father William Davis (~0.92 confidence) and mother Julia Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Davis
b. ~1876
Source father
● Household
· direct · ~0.92
Father
William Davis
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Julia Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Davis
Head · 1940 · age 30 · b. ~1910 · 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 — Walla-Walla-County, Washington
Open full size
1940 US Federal Census — Walla-Walla-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04367-00835)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry J Copeland | 51 | Head | Farmer | Washington |
| 2 | Lorene Copeland | 51 | Wife | — | Kentucky |
| 3 | Henry C Stairwell | 44 | Brother-in-law | Laborer | Kentucky |
| 4 | Lola Shelton | 49 | Head | Dressmaker | Kentucky |
| 5 | Albert Stairwell | 40 | Brother | Laborer | Kentucky |
| 6 | David Kibler | 67 | Head | — | Washington |
| 7 | Catherine Kibler | 63 | Wife | — | Illinois |
| 8 | Ruth Anglin | 19 | Servant | — | Washington |
| 9 | William Kibler | 46 | Head | Farmer | Washington |
| 10 | Eoline Kibler | 44 | Wife | — | Montana |
| 11 | William F Kibler | 15 | Son | Laborer | Washington |
| 12 | Lawrence Davis THIS PERSON | 30 | Head | Laborer | Washington |
| 13 | Irene Davis | 27 | Wife | — | Washington |
| 14 | Carol Davis | 2 | Daughter | — | Washington |
| 15 | Thomas Wilkerson | 64 | Head | Farmer | Washington |
| 16 | Chester Wilkerson | 33 | Son | Farmer | Washington |
| 17 | Hazel Wilkerson | 32 | Daughter-in-law | — | Washington |
| 18 | Hazel L Wilkerson | 7 | Granddaughter | — | Washington |
| 19 | Charles F Wilkerson | 49 | Head | Farmer | Washington |
| 20 | Delta W Wilkerson | 48 | Wife | Laborer | Nebraska |
| 21 | Jenatha Mawel | 13 | Niece | — | Washington |
| 22 | Malina Wilkerson | 77 | Head | — | Washington |
| 23 | Clifford W Tork | 45 | Head | Warehouseman | Washington |
| 24 | Jessie Tork | 42 | Wife | — | Washington |
| 25 | Delbert Tork | 16 | Son | — | Washington |
| 26 | Dickson Stroup | 14 | Lodger | — | California |
| 27 | Charles D Hansen | 41 | Head | Laborer | Washington |
| 28 | Vina Hansen | 39 | Wife | — | North D |
| 29 | Alvin Hansen | 17 | Son | — | Washington |
| 30 | Lee Wilkerson | 39 | Head | Farmer | Washington |
| 31 | Ruth Wilkerson | 23 | Wife | — | Missouri |
| 32 | Carl Brosset | 23 | Head | Laborer | Idaho |
| 33 | Frances Brosset | 21 | Wife | — | Washington |
| 34 | Bayard Brosset | 1 | Son | — | Washington |
| 35 | Joseph W Lyons | 60 | Head | Farmer | Washington |
| 36 | Mary Lyons | 51 | Wife | — | North D |
| 37 | Joseph D Lyons | 27 | Son | Laborer | Washington |
| 38 | Evelyn L Lyons | 25 | Daughter | — | Washington |
| 39 | John A Lyons | 19 | Son | — | Washington |
| 40 | Rita Lyons | 18 | Daughter | — | Washington |
Pedigree Summary
Lawrence
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)