LD
Lawrence Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Carroll-County, New Hampshire
Our Model Tree links this Lawrence Davis across the 1920, 1930 and 1940 US Censuses in Carroll-County, New Hampshire (XGBoost, ~Confirmed), with identified parents Bert & Albion — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: New Hampshire
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Carroll-County, New Hampshire |
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Effingham |
| 1935 Residence (County) | Carroll |
| Additional Details | |
| Occupation | Truck driver |
| Industry | Roadwork |
| Class of Worker | GW |
| Hours Worked | 70 |
| Income (1939) | 32 |
| Highest Grade | G-8 |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Truck Driver |
| Township / Ward | Effingham |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Burt Davis | Head | — | 57 | ~1883 |
| Lawrence Davis | Son | — | 22 | ~1918 |
| Minnie Davis | Spouse | — | 59 | ~1881 |
Census Appearances
1920
Carroll, New …
Other, age 1
Carroll, New Hampshire · implied b. ~1919 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Carroll, New …
Son, age 12
Carroll, New Hampshire · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Lawrence B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1940
Carroll-County, New …
Son, age 22
Carroll-County, New Hampshire · implied b. ~1918 — 3 household members
| Surname | Davis |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| 1935 Residence (City) | Effingham |
| 1935 Residence (County) | Carroll |
| Occupation | Truck driver |
| Industry | Roadwork |
| Class of Worker | GW |
| Hours Worked | 70 |
| Income (1939) | 32 |
| Highest Grade | G-8 |
| 1935 Residence | Same place |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Bert Davis (~0.92 confidence) and father Albion Davis (~0.83 confidence) and father Alvah Davis (~0.83 confidence) and mother Sarah Davis (~0.83 confidence) and mother Minnie Davis (~0.92 confidence) and mother Minnie Davis (~0.92 confidence). The pedigree spans 2 generations with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Father
Bert Davis
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Albion Davis
b. ~1848
Source father>father
● Household
· direct · ~0.83
Father
Alvah Davis
b. ~1838
Source father>father
● Household
· direct · ~0.83
Mother
Sarah Davis
b. ~1847
Source father>mother
● Household
· direct · ~0.83
Mother
Minnie Davis
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Minnie Davis
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Davis
Son · 1940 · age 22 · b. ~1918 · New Hampshire
★ 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 — Carroll-County, New Hampshire
Open full size
1940 US Federal Census — Carroll-County, New Hampshire
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02283-00921)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mildred Wasson | 21 | Wife | — | New Hampshire |
| 2 | Danny Wasson | 3 | Son | — | New Hampshire |
| 3 | Wayne Wasson | 1 | Son | — | New Hampshire |
| 4 | Eva D. Demeritt | 51 | Head | — | Maine |
| 5 | Emerson Vern Demeritt | 42 | Brother | — | Maine |
| 6 | William H. Dietzel | 38 | Head | Carpenter | Massachusetts |
| 7 | Hulda S. Dietzel | 39 | Wife | — | Massachusetts |
| 8 | Ruth Dietzel | 7 | Daughter | — | New Hampshire |
| 9 | William Dietzel | 2 | Son | — | New Hampshire |
| 10 | George Keniston | 55 | Head | Painter | New Hampshire |
| 11 | Myrtle Keniston | 38 | Wife | — | Canada |
| 12 | Nellie Bailey | 60 | Mother-in-law | — | Canada |
| 13 | Horace Demeritt | 67 | Head | Laborer | Maine |
| 14 | Perry Haynes | 74 | Head | Artist | Massachusetts |
| 15 | Edith Haynes | 61 | Wife | — | Rhode Island |
| 16 | Gladys D. Pike | 42 | Head | — | New Hampshire |
| 17 | John Pike | 19 | Son | Laborer | New Hampshire |
| 18 | Emily Pike | 15 | Daughter | — | New Hampshire |
| 19 | Alice Pike | 12 | Daughter | — | New Hampshire |
| 20 | Irving W. Davis | 51 | Head | Laborer | New Hampshire |
| 21 | Bertha Davis | 46 | Wife | — | Massachusetts |
| 22 | Almon Davis | 22 | Son | Road Agent | New Hampshire |
| 23 | Nellie Davis | 19 | Daughter | — | New Hampshire |
| 24 | Marian Davis | 17 | Daughter | — | New Hampshire |
| 25 | Frank Davis | 16 | Son | — | New Hampshire |
| 26 | Frances Davis | 13 | Daughter | — | New Hampshire |
| 27 | Eugene Davis | 12 | Daughter | — | New Hampshire |
| 28 | Beatrice Davis | 9 | Daughter | — | New Hampshire |
| 29 | Wilfred Davis | 5 | Son | — | New Hampshire |
| 30 | Kenneth Davis | 7 | Son | — | New Hampshire |
| 31 | Edith Davis | 5 | Daughter | — | New Hampshire |
| 32 | Eleanor Davis | 3 | Daughter | — | New Hampshire |
| 33 | Emma E. Leavitt | 84 | Head | — | Massachusetts |
| 34 | Gladys Leavitt | 54 | Daughter | Teacher | New Hampshire |
| 35 | Gerald F. Barnard | 22 | Grandson | Odd Jobs | New Hampshire |
| 36 | Willis D. Gale | 59 | Head | Farmer | New Hampshire |
| 37 | Mary E. Connor | 62 | Housekeeper | Housekeeper | Canada |
| 38 | Burt Davis | 57 | Head | Laborer | New Hampshire |
| 39 | Minnie Davis | 59 | Wife | — | New Hampshire |
| 40 | Lawrence Davis THIS PERSON | 22 | Son | Truck Driver | New Hampshire |
Related Census Records
Pedigree Summary
Lawrence
Gen 1 · 3 parents
~0.92
Gen 2 · 3 grandparents
~0.83
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)