LS
Lawrence Smith — 1930 US Census Record
Model Tree available1930 United States Federal Census · Muskegon, Michigan
Our Model Tree links this Lawrence Smith across the 1910, 1920 and 1930 US Censuses in Muskegon, Michigan (XGBoost, ~Confirmed), with identified parents Alex & Alex — first a son (b.~1908), then head of a 8-person household.
Age 22
b. ~1908
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Muskegon, Michigan |
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Power company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Bookkeeper |
| Township / Ward | Muskegon City |
| Est. Birth Year | ~1908 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Josephine Smith | Daughter | — | 20 | ~1910 |
| Ruth Smith | Daughter | — | 18 | ~1912 |
| Alex Smith | Head | — | 45 | ~1885 |
| George Hartman | Other | — | 23 | ~1907 |
| Frederick Smith | Son | — | 14 | ~1916 |
| Eugene Smith | Son | — | 10 | ~1920 |
| Lawrence Smith | Son | — | 22 | ~1908 |
| Alydia Smith | Spouse | — | 44 | ~1886 |
Census Appearances
1910
Muskegon, Michigan
Son, age 2
Muskegon, Michigan · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1920
Muskegon, Michigan
Son, age 12
Muskegon, Michigan · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Lawrence A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Muskegon, Michigan
Son, age 22
Muskegon, Michigan · implied b. ~1908 — 8 household members
| Surname | Smith |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| Age at First Marriage | 22 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Bookkeeper |
| Industry | Power company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Muskegon, Michigan, using XGBoost record linkage. Identified parents: father Alex Smith (~0.92 confidence) and father Alex Smith (~0.92 confidence) and father Alex Smith (~0.92 confidence) and mother Alydea Smith (~0.92 confidence) and mother Alice Smith (~0.92 confidence) and mother Alydia Smith (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alex Smith
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Alex Smith
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Alex Smith
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Alydea Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Alice Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Alydia Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Smith
Son · 1930 · age 22 · b. ~1908 · Michigan
★ You are viewing this record
Sibling
Frederick Smith
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Smith
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Smith
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Smith
Sibling · 1930 · age 10
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
1930 US Federal Census — Muskegon, Michigan
Open full size
1930 US Federal Census — Muskegon, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1014:0401)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Medendorp | 12 | Son | None | Michigan |
| 2 | Jerry Medendorp | 11 | Son | None | Michigan |
| 3 | George Johnston | 37 | Head | Salesman | Michigan |
| 4 | Louise Johnston | 32 | Wife | None | Illinois |
| 5 | George Johnston | 13 | Son | None | Michigan |
| 6 | L. J. Johnston | 11 | Daughter | None | Michigan |
| 7 | Mary Johnston | 7 | Daughter | None | Michigan |
| 8 | J. B. Farmer | 53 | Head | Forman | Michigan |
| 9 | Mary Farmer | 52 | Wife | None | Michigan |
| 10 | Adella Farmer | 22 | Daughter | Bookkeeper | Michigan |
| 11 | Irma Farmer | 21 | Daughter | Saleslady | Michigan |
| 12 | Sigrid Peterson | 24 | Boarder | Bookkeeper | Sweden |
| 13 | Alfred Cochran | 55 | Head | Janitor | Michigan |
| 14 | Adeline Cochran | 60 | Wife | None | New York |
| 15 | Stephen Pumph | 56 | Head | Inspector | Michigan |
| 16 | Lillie Pumph | 51 | Wife | None | Indiana |
| 17 | Delmar Wray | 24 | Step-son | Painter | Indiana |
| 18 | Sarah Jacobs | 70 | Mother-in-law | None | Indiana |
| 19 | Mortison Metre | 51 | Boarder | Machine Operator | Michigan |
| 20 | James Theodore | 31 | Head | Wood Worker | Michigan |
| 21 | Christine Theodore | 26 | Wife | None | Michigan |
| 22 | Ernest Theodore | 12 | Son | None | Michigan |
| 23 | Gordina Theodore | 17 | Sister | Button Sewer | Michigan |
| 24 | Lawrence Wells | 54 | Head | Laborer | Indiana |
| 25 | Katherine Wells | 53 | Wife | None | Indiana |
| 26 | Adrian Wells | 23 | Son | Auto Mechanic | Michigan |
| 27 | Richard Wells | 3 | Grandson | None | Michigan |
| 28 | Charles Laurie | 31 | Head | Grinder | Iowa |
| 29 | Mildred Laurie | 22 | Wife | None | Illinois |
| 30 | Clarence Tupis | 24 | Brother-in-law | Machine Operator | Illinois |
| 31 | Albert Tupis | 18 | Brother-in-law | Laborer | Iowa |
| 32 | Evert Haverland | 67 | Head | Laborer | Netherlands |
| 33 | Grace Haverland | 62 | Wife | None | Netherlands |
| 34 | Isaac Haverland | 36 | Son | Retail Merchant | Michigan |
| 35 | John Guel | 44 | Head | Wood Finisher | Michigan |
| 36 | Grace Guel | 44 | Wife | None | Michigan |
| 37 | Hermina Guel | 20 | Daughter | Saleslady | Michigan |
| 38 | Holgut Guel | 17 | Son | Printer | Michigan |
| 39 | Sarah Guel | 15 | Daughter | None | Michigan |
| 40 | Henrietta Guel | 13 | Daughter | None | Michigan |
| 41 | Alex Smith | 45 | Head | Wood Carpenter | Michigan |
| 42 | Alydia Smith | 44 | Wife | None | United States |
| 43 | Lawrence Smith THIS PERSON | 22 | Son | Bookkeeper | Michigan |
| 44 | Josephine Smith | 20 | Daughter | Bookkeeper | Michigan |
| 45 | Ruth Smith | 18 | Daughter | Radio Operator | Michigan |
| 46 | Frederick Smith | 14 | Son | None | Michigan |
| 47 | Eugene Smith | 10 | Son | None | Michigan |
| 48 | George Hartman | 23 | Boarder | Cement Worker | Michigan |
| 49 | John Veltman | 50 | Head | Machine Operator | Netherlands |
| 50 | Nellie Veltman | 44 | Wife | None | Netherlands |
Pedigree Summary
Lawrence + 4 siblings
Gen 1 · 6 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)