RS
Ralph Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lehigh-County, Pennsylvania
Our Model Tree links this Ralph Smith across the 1910, 1920, 1930 and 1940 US Censuses in Lehigh-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents George & Albert — first a son (b.~1909), then head of a 6-person household.
Age 31
b. ~1909
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lehigh-County, Pennsylvania |
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Weisenberg |
| 1935 Residence (County) | Lehigh |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | W |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Weisenberg |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Hilda Smith | Daughter | — | 29 | ~1911 |
| Albert Smith | Head | — | 66 | ~1874 |
| Charles Keck | Other | — | 29 | ~1911 |
| Ralph Smith | Son | — | 31 | ~1909 |
| Ray Smith | Son | — | 19 | ~1921 |
| Flossie Smith | Spouse | — | 54 | ~1886 |
Census Appearances
1910
Berks, Pennsylvania
Son, age
Berks, Pennsylvania · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph |
| 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
Berks, Pennsylvania
Son, age 10
Berks, Pennsylvania · implied b. ~1910 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Berks, Pennsylvania
Son, age 21
Berks, Pennsylvania · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Ralph F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Cutter |
| Industry | Underwear mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lehigh-County, Pennsylvania
Son, age 31
Lehigh-County, Pennsylvania · implied b. ~1909 — 6 household members
| Surname | Smith |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Weisenberg |
| 1935 Residence (County) | Lehigh |
| Occupation | Laborer |
| Industry | Farming |
| Class of Worker | W |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Ralph Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Smith (~0.92 confidence) and father Albert Smith (~0.92 confidence) and mother Hattie Smith (~0.92 confidence) and mother Flossie Smith (~0.92 confidence) and father Lewis Smith (~0.92 confidence) and mother Lillie Smith (~0.92 confidence) and father Harry Smith (~0.92 confidence). The pedigree spans 1 generation with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Smith
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Albert Smith
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Hattie Smith
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Flossie Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Lewis Smith
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Lillie Smith
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Harry Smith
b. ~1893
Source father
● Household
· direct · ~0.92
This person
Anchor record
Ralph Smith
Son · 1940 · age 31 · b. ~1909 · Pennsylvania
★ You are viewing this record
Sibling
Ray Smith
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Smith
Sibling · 1940 · age 29
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 — Lehigh-County, Pennsylvania
Open full size
1940 US Federal Census — Lehigh-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03548-00338)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ruth Werley | 19 | Daughter | — | Pennsylvania |
| 42 | Ruth Ann Werley | 12 | Daughter | — | Pennsylvania |
| 43 | Robert Schuyler | 23 | Hired Man | Hired Man | Pennsylvania |
| 44 | Luther Lohrman | 39 | Head | Farmer | Pennsylvania |
| 45 | Viola Lohrman | 36 | Wife | — | Pennsylvania |
| 46 | Leon Lohrman | 14 | Son | — | Pennsylvania |
| 47 | Ernest Lohrman | 11 | Son | — | Pennsylvania |
| 48 | Annabel Lohrman | 4 | Daughter | — | Pennsylvania |
| 49 | Albert Smith | 66 | Head | Farmer | Pennsylvania |
| 50 | Flossie Smith | 54 | Wife | — | Pennsylvania |
| 51 | Ralph Smith THIS PERSON | 31 | Son | Laborer | Pennsylvania |
| 52 | Hilda Smith | 29 | Daughter | — | Pennsylvania |
| 53 | Ray Smith | 19 | Son | Laborer | Pennsylvania |
| 54 | Charles Keck | 29 | Hired Man | Hired Man | Pennsylvania |
| 55 | Walter Bettlemoyer | 31 | Head | Farmer | Pennsylvania |
| 56 | Minnie Bettlemoyer | 27 | Wife | — | Pennsylvania |
| 57 | Ralph Bettlemoyer | 9 | Son | — | Pennsylvania |
| 58 | Stanley Bettlemoyer | 6 | Son | — | Pennsylvania |
| 59 | Norma Bettlemoyer | 1 | Daughter | — | Pennsylvania |
| 60 | Edwin Frey | 19 | Hired Man | Hired Man | Pennsylvania |
| 61 | Paul Werley | 25 | Head | Farmer | Pennsylvania |
| 62 | Minnie Werley | 24 | Wife | — | Pennsylvania |
| 63 | Leola Werley | 2 | Daughter | — | Pennsylvania |
| 64 | Barbara Ann Werley | 0 | Daughter | — | Pennsylvania |
| 65 | Daniel Werley | 56 | Father | Laborer | Pennsylvania |
| 66 | Roy Werley | 14 | Brother | Laborer | Pennsylvania |
| 67 | Victor Barner | 57 | Head | Farmer | Pennsylvania |
| 68 | Mary Barner | 55 | Wife | — | Pennsylvania |
| 69 | Ray Baush | 31 | Son-in-law | Farmer | Pennsylvania |
| 70 | Esther Baush | 27 | Daughter | — | Pennsylvania |
| 71 | Earl Baush | 8 | Grandson | — | Pennsylvania |
| 72 | Victor Zimmerman | 45 | Head | Farmer | Pennsylvania |
| 73 | Mabel Zimmerman | 46 | Wife | — | Pennsylvania |
| 74 | Howard Zimmerman | 22 | Son | Laborer | Pennsylvania |
| 75 | Luella Zimmerman | 13 | Daughter | — | Pennsylvania |
| 76 | Stanley Zimmerman | 12 | Son | — | Pennsylvania |
| 77 | Charles Strausser | 35 | Head | Laborer | Pennsylvania |
| 78 | Douglas Baker | 38 | Head | Nail Feeder | Pennsylvania |
| 79 | Mary Baker | 45 | Wife | — | Pennsylvania |
| 80 | Robert Baker | 9 | Son | — | Pennsylvania |
Related Census Records
Pedigree Summary
Ralph + 2 siblings
Gen 1 · 7 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)