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Lawrence Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lancaster, Pennsylvania
Our Model Tree links this Lawrence Smith across the 1910, 1920 and 1930 US Censuses in Lancaster, Pennsylvania (XGBoost, ~Confirmed), with identified parents Fredric & Jessie — first a head (b.~1896), then head of a 6-person household.
Age 34
b. ~1896
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Lancaster, Pennsylvania |
| Surname | Smith |
| Given Name | Lawrence F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Clerk |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Bainbridge Town |
| Est. Birth Year | ~1896 |
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 1930 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Muriel Smith | Daughter | — | 7 | ~1923 |
| Lawrence Smith | Head | — | 34 | ~1896 |
| L Heisey | Other | — | 16 | ~1914 |
| Rebecca Smith | Other | — | 31 | ~1899 |
| Ralph Smith | Son | — | 9 | ~1921 |
| David Smith | Son | — | 1 | ~1929 |
Census Appearances
1910
Lancaster, Pennsylvania
Son, age 14
Lancaster, Pennsylvania · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lancaster, Pennsylvania
Head, age 23
Lancaster, Pennsylvania · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Warehouseman |
| Industry | Fresh Dept. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Head, age 34
Lancaster, Pennsylvania · implied b. ~1896 — 6 household members
| Surname | Smith |
| Given Name | Lawrence F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| 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 3 US Census years (1910, 1920 and 1930) in Lancaster, Pennsylvania, using XGBoost record linkage. Identified parents: father Fredric Smith (~0.92 confidence) and mother Jessie Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fredric Smith
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Jessie Smith
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Smith
Head · 1930 · age 34 · b. ~1896 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Lancaster, Pennsylvania
Open full size
1930 US Federal Census — Lancaster, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2056:0328)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence F. Smith THIS PERSON | 34 | Head | Clerk | Pennsylvania |
| 2 | Rebecca Smith | 31 | Wife-H | — | Pennsylvania |
| 3 | Ralph M. Smith | 9 | Son | — | Pennsylvania |
| 4 | Muriel Smith | 7 | Daughter | — | Pennsylvania |
| 5 | David F. Smith | 1 | Son | — | Pennsylvania |
| 6 | L. Helen Heisey | 16 | Step-dau | — | Pennsylvania |
| 7 | Adam E. Sweigert | 34 | Head | Foreman | Pennsylvania |
| 8 | Edna P. Sweigert | 28 | Wife-H | — | Pennsylvania |
| 9 | Edna P. Sweigert | 5 | Daughter | — | Pennsylvania |
| 10 | Jeannette Sweigert | 1 | Daughter | — | Pennsylvania |
| 11 | Frank P. Groff | 47 | Head | Stone Mason | Pennsylvania |
| 12 | Gertie Groff | 39 | Wife-H | — | Pennsylvania |
| 13 | Almena Groff | 12 | Daughter | — | Pennsylvania |
| 14 | Raymond Groff | 10 | Son | — | Pennsylvania |
| 15 | Margaret Groff | 7 | Daughter | — | Pennsylvania |
| 16 | Annie Flowers | 70 | Head-H | — | Pennsylvania |
| 17 | John E. Stever | 76 | Head | Physician | Pennsylvania |
| 18 | Sabra M. Stever | 73 | Wife-H | — | Pennsylvania |
| 19 | Bertha Chappel | 62 | Servant | Servant | Pennsylvania |
| 20 | Erwine Miller | 28 | Head | Undertaker | Pennsylvania |
| 21 | Mary Miller | 25 | Wife-H | — | Pennsylvania |
| 22 | James C. Miller | 0 | Son | — | Pennsylvania |
| 23 | R. Theodore Sheckart | 46 | Head | Foreman | Pennsylvania |
| 24 | Dora E. Sheckart | 44 | Wife-H | — | Pennsylvania |
| 25 | Olive C. Sheckart | 22 | Daughter | Proprietor | Pennsylvania |
| 26 | Theodore Jr. Sheckart | 12 | Son | — | Pennsylvania |
| 27 | Susan Mundorf | 74 | Mother-in-law | — | Pennsylvania |
| 28 | L. J. Bowlby | 50 | Head | Foreman | Maine |
| 29 | Arbela Bowlby | 48 | Wife-H | — | Virginia |
| 30 | Marshall Bowlby | 22 | Son | Laborer | Virginia |
| 31 | Anna M. Bowlby | 16 | Daughter | — | Pennsylvania |
| 32 | Joseph A. Bowlby | 15 | Son | — | Pennsylvania |
| 33 | Rachel S. Bowlby | 8 | Daughter | — | Pennsylvania |
| 34 | William Mundorf | 49 | Head | Retail Merchant | Pennsylvania |
| 35 | Ida E. Mundorf | 44 | Wife-H | — | Pennsylvania |
| 36 | Alta L. Mundorf | 15 | Daughter | — | Pennsylvania |
| 37 | William Jr. Mundorf | 8 | Son | — | Pennsylvania |
| 38 | John R. Mccarthy | 41 | Head | Proprietor | Pennsylvania |
| 39 | Ellen Mccarthy | 33 | Wife-H | — | Pennsylvania |
| 40 | Pearl Mccarthy | 10 | Daughter | — | Pennsylvania |
| 41 | Clarence Bryan | 31 | Head | Foreman | Pennsylvania |
| 42 | Ruth M. Bryan | 29 | Wife-H | — | Pennsylvania |
| 43 | Robert G. Bryan | 7 | Son | — | Pennsylvania |
| 44 | James C. Bryan | 3 | Son | — | Pennsylvania |
| 45 | Arthur Libhart | 49 | Head | Painter | Pennsylvania |
| 46 | Mary Libhart | 50 | Wife-H | — | Pennsylvania |
| 47 | Philip Libhart | 62 | Head | Laborer | Pennsylvania |
| 48 | Minerva S. Libhart | 57 | Wife-H | — | Pennsylvania |
| 49 | Samuel Brinhauer | 57 | Head | Laborer | Pennsylvania |
| 50 | Edward Markley | 71 | Head | Laborer | Pennsylvania |
Pedigree Summary
Lawrence
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)