LS
Lawrence Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Monroe-County, Pennsylvania
Our Model Tree links this Lawrence Smith across the 1910, 1920, 1930 and 1940 US Censuses in Monroe-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a head (b.~1909), then head of a 3-person household.
Age 31
b. ~1909
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Monroe-County, Pennsylvania |
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Monroe |
| Additional Details | |
| Occupation | Labourer |
| Industry | Silk mill |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 705 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Labourer |
| Township / Ward | Hamilton Township |
| Est. Birth Year | ~1909 |
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 |
|---|---|---|---|---|
| Gloria Smith | Daughter | — | 10 | ~1930 |
| Lawrence Smith | Head | — | 31 | ~1909 |
| Evelyn Smith | Spouse | — | 28 | ~1912 |
Census Appearances
1910
Monroe, Pennsylvania
Son, age
Monroe, Pennsylvania · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Monroe, Pennsylvania
Son, age 11
Monroe, Pennsylvania · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Monroe, Pennsylvania
Head, age 21
Monroe, Pennsylvania · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Hauler |
| Industry | Silk mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 8 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Monroe-County, Pennsylvania
Head, age 31
Monroe-County, Pennsylvania · implied b. ~1909 — 3 household members
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Monroe |
| Occupation | Labourer |
| Industry | Silk mill |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 705 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Smith (~0.92 confidence) and father Charles Smith (~0.92 confidence) and mother Lula Smith (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Smith
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Charles Smith
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Lula Smith
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Smith
Head · 1940 · age 31 · b. ~1909 · Pennsylvania
★ 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 — Monroe-County, Pennsylvania
Open full size
1940 US Federal Census — Monroe-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03575-00361)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilbur Haney | 26 | Son | Operator | Pennsylvania |
| 2 | Bertha Haney | 27 | Daughter-in-law | No | Pennsylvania |
| 3 | Richard Haney | 1 | Son | — | Pennsylvania |
| 4 | Edward Weyer | 29 | Hired man | Labourer | Illinois |
| 5 | Roy Roth | 23 | Hired man | Labourer | Pennsylvania |
| 6 | Lester Williams | 31 | Head | Labourer | Pennsylvania |
| 7 | Blanche Williams | 30 | Wife | — | Pennsylvania |
| 8 | Elwood Williams | 11 | Son | — | Pennsylvania |
| 9 | Theodore Williams | 58 | Head | Operator | Pennsylvania |
| 10 | Daisy Williams | 56 | Wife | — | Pennsylvania |
| 11 | Lloyd Williams | 36 | Son | Labourer | Pennsylvania |
| 12 | Leon Williams | 13 | Grandson | — | Pennsylvania |
| 13 | Allen Williams | 58 | Head | Farmer | Pennsylvania |
| 14 | Frances C. Williams | 58 | Wife | — | Pennsylvania |
| 15 | Hazel Williams | 16 | Daughter | — | Pennsylvania |
| 16 | Joseph Shafer | 50 | Hired man | Labourer | Pennsylvania |
| 17 | Fred Williams | 34 | Head | Labourer | Pennsylvania |
| 18 | Avis Williams | 28 | Wife | — | Pennsylvania |
| 19 | Catherine Williams | 10 | Daughter | — | Pennsylvania |
| 20 | Lawrence Smith THIS PERSON | 31 | Head | Labourer | Pennsylvania |
| 21 | Evelyn Smith | 28 | Wife | — | New Jersey |
| 22 | Gloria Smith | 10 | Daughter | — | Pennsylvania |
| 23 | Raymond Gumm | 43 | Head | Farmer | Pennsylvania |
| 24 | Margaret Gumm | 46 | Wife | — | Pennsylvania |
| 25 | Ethel Gumm | 13 | Daughter | — | Pennsylvania |
| 26 | Raymond Jr. Gumm | 11 | Son | — | Pennsylvania |
| 27 | Edwin Sanders | 42 | Head | Weaver | Pennsylvania |
| 28 | Edith Sanders | 40 | Wife | — | Pennsylvania |
| 29 | John Sanders | 20 | Son | Attendant | Pennsylvania |
| 30 | William Sanders | 17 | Son | — | Pennsylvania |
| 31 | Sarah Hartman | 57 | Head | — | Pennsylvania |
| 32 | Dorothy Hartman | 12 | Daughter | — | Pennsylvania |
| 33 | Jacob Hartman | 21 | Head | Farmer | Pennsylvania |
| 34 | Velma Hartman | 18 | Wife | — | Pennsylvania |
| 35 | Charles Haney | 58 | Head | Farmer | Pennsylvania |
| 36 | Jennie Haney | 53 | Wife | — | Pennsylvania |
| 37 | William Latz | 28 | Head | Knitter | New York |
| 38 | Mary Ellen Latz | 22 | Wife | — | Pennsylvania |
| 39 | William C. Latz | 0 | Son | — | Pennsylvania |
| 40 | William Neal | 30 | Head | Labourer | Pennsylvania |
Related Census Records
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)