LD
Lawrence Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Walworth-County, Wisconsin
Our Model Tree links this Lawrence Davis across the 1920, 1930 and 1940 US Censuses in Walworth-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Harvey & Mabel — first a son (b.~1920), then head of a 7-person household.
Age 20
b. ~1920
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Walworth-County, Wisconsin |
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Walworth Village |
| 1935 Residence (County) | Walworth |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 100 |
| Highest Grade | No H4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Mechanic |
| Township / Ward | Walworth Village |
| Est. Birth Year | ~1920 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Davis | Son | — | 20 | ~1920 |
| Idalma Davis | Daughter | — | 24 | ~1916 |
| Mabel Davis | Spouse | — | 51 | ~1889 |
| Mary Davis | Other | — | 66 | ~1874 |
| Donna Davis | Other | — | 1 | ~1939 |
| Harvey Davis | Head | — | 59 | ~1881 |
| Dexter Davis | Son | — | 27 | ~1913 |
Census Appearances
1920
Walworth, Wisconsin
Son, age
Walworth, Wisconsin · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Walworth, Wisconsin
Son, age 10
Walworth, Wisconsin · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Walworth-County, Wisconsin
Son, age 20
Walworth-County, Wisconsin · implied b. ~1920 — 7 household members
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Walworth Village |
| 1935 Residence (County) | Walworth |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 100 |
| Highest Grade | No H4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 2 locations, using XGBoost record linkage. Identified parents: father Harvey Davis (~0.92 confidence) and mother Mabel Davis (~0.92 confidence) and mother Mable Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harvey Davis
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Mabel Davis
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mable Davis
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Davis
Son · 1940 · age 20 · b. ~1920 · Wisconsin
★ You are viewing this record
Sibling
Dexter Davis
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Idalma Davis
Sibling · 1940 · age 24
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 — Walworth-County, Wisconsin
Open full size
1940 US Federal Census — Walworth-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04531-01086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nettie R. Ayers | 54 | Head | — | Wisconsin |
| 2 | Fred Goodger | 68 | Head | Barber | Wisconsin |
| 3 | Anna D. Goodger | 61 | Wife | — | Illinois |
| 4 | Howard Babcock | 35 | Head | Attendant | Wisconsin |
| 5 | Ada D. Babcock | 35 | Wife | — | Wisconsin |
| 6 | Norma Jean Babcock | 9 | Daughter | — | Wisconsin |
| 7 | Kenneth Babcock | 6 | Son | — | Wisconsin |
| 8 | Barbara P. Dorrington | 40 | Head | — | W. Virginia |
| 9 | Ethel Orinski | 12 | Lodger | — | Wisconsin |
| 10 | Helen Orinski | 24 | Lodger | Teacher | Wisconsin |
| 11 | John Broberg | 39 | Head | Employee | Illinois |
| 12 | Naomi Broberg | 30 | Wife | — | Wisconsin |
| 13 | John Jr. Broberg | 11 | Son | — | Illinois |
| 14 | Larry Broberg | 0 | Son | — | Wisconsin |
| 15 | Harvey T. Davis | 59 | Head | Carpenter | Wisconsin |
| 16 | Mabel Davis | 51 | Wife | — | Wisconsin |
| 17 | Lawrence Davis THIS PERSON | 20 | Son | Mechanic | Wisconsin |
| 18 | Dexter D. Davis | 27 | Son | Mechanic | Wisconsin |
| 19 | Idalma Davis | 24 | Daughter | — | Wisconsin |
| 20 | Donna Jean Davis | 1 | Grand-daughter | — | Wisconsin |
| 21 | Mary D. Davis | 66 | Mother | — | Vermont |
| 22 | Elmer Featherstone | 52 | Head | Laborer | Wisconsin |
| 23 | Gertrude Featherstone | 56 | Wife | — | Wisconsin |
| 24 | Edith Mcnally | 67 | Sister-in-law | — | Illinois |
| 25 | Elsie Featherstone | 16 | Daughter | — | Wisconsin |
| 26 | William Westphal | 72 | Head | — | Wisconsin |
| 27 | Ellen Westphal | 66 | Wife | — | Wisconsin |
| 28 | Herbert H. Spensley | 70 | Head | — | Wisconsin |
| 29 | Etta Spensley | 54 | Wife | — | Wisconsin |
| 30 | Louis W. Asby | 91 | Lodger | — | Wisconsin |
| 31 | Roy E. Rector | 61 | Head | — | Illinois |
| 32 | Maude E. Rector | 57 | Wife | — | Wisconsin |
| 33 | Frank Peters | 65 | Head | Laborer | Wisconsin |
| 34 | Vina Peters | 57 | Wife | — | Germany |
| 35 | Charles H. Turluck | 37 | Head | Truck Driver | Wisconsin |
| 36 | Clara A. Turluck | 30 | Wife | — | Wisconsin |
| 37 | Charles J. Turluck | 5 | Son | — | Wisconsin |
| 38 | William H. Louis | 67 | Head | Pheasant Raising | New York |
| 39 | Laura E. Louis | 66 | Wife | — | Wisconsin |
| 40 | Alex Revolinski | 56 | Lodger | Laborer | Illinois |
Pedigree Summary
Lawrence + 2 siblings
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)