LJ
Lawrence Johnson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Mills, Iowa
Our Model Tree links this Lawrence Johnson across the 1910, 1920 and 1930 US Censuses in Mills, Iowa (XGBoost, ~Confirmed), with identified parents John & Ida — first a son (b.~1903), then head of a 5-person household.
Age 17
b. ~1903
Male
Son
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Mills, Iowa |
| Surname | Johnson |
| Given Name | Lawrence W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Silver Creek Township |
| Est. Birth Year | ~1903 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Alma Johnson | Daughter | — | 15 | ~1905 |
| Grace Johnson | Daughter | — | 13 | ~1907 |
| John Johnson | Head | — | 48 | ~1872 |
| Lawrence Johnson | Son | — | 17 | ~1903 |
| Stella Johnson | Spouse | — | 42 | ~1878 |
Census Appearances
1910
Mills, Iowa
Son, age 7
Mills, Iowa · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Lawrence W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Mills, Iowa
Son, age 17
Mills, Iowa · implied b. ~1903 — 5 household members
| Surname | Johnson |
| Given Name | Lawrence W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Mills, Iowa
Head, age 27
Mills, Iowa · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Laurence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Proprietor |
| Industry | Automobile Garage |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Radio Set | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Johnson across 3 US Census years (1910, 1920 and 1930) in Mills, Iowa, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and mother Ida Johnson (~0.92 confidence) and mother Stella Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Ida Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Stella Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
John Johnson
b. ~1879
Source father
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Johnson
Son · 1920 · age 17 · b. ~1903 · Iowa
★ You are viewing this record
Sibling
Alma Johnson
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Johnson
Sibling · 1920 · age 13
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
1920 US Federal Census — Mills, Iowa
Open full size
1920 US Federal Census — Mills, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu502unit:1035)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Guy L. Cannon | 33 | Head | Laborer | Kansas |
| 2 | Pearl Cannon | 29 | Wife | — | Missouri |
| 3 | Pearl C. Cannon | 10 | Daughter | — | Oklahoma |
| 4 | Margret E. Cannon | 3 | Daughter | — | Oklahoma |
| 5 | Paul L. Cannon | 0 | Son | — | Oklahoma |
| 6 | George E. Lloyd | 37 | Head | Farmer | Kansas |
| 7 | Mary E. Lloyd | 34 | Wife | — | Iowa |
| 8 | Sanford S. Stone | 73 | Head | — | Kentucky |
| 9 | Catherine M. Stone | 65 | Wife | — | Ohio |
| 10 | Earl Slater | 47 | Head | Farmer | New York |
| 11 | Minnie M. Slater | 47 | Wife | — | Ill |
| 12 | Harold Slater | 21 | Son | Collector | Iowa |
| 13 | Etta Slater | 20 | Daughter | — | Iowa |
| 14 | Gladys Slater | 17 | Daughter | Teacher | Iowa |
| 15 | Merlin Slater | 14 | Son | — | Iowa |
| 16 | Clara Slater | 11 | Daughter | — | Iowa |
| 17 | Irvin Berkheimer | 33 | Head | Farmer | Iowa |
| 18 | Carrie Berkheimer | 33 | Wife | — | Iowa |
| 19 | Paul Berkheimer | 10 | Son | — | Iowa |
| 20 | Margaret E. Berkheimer | 6 | Daughter | — | Iowa |
| 21 | George E. Foster | 47 | Head | Laborer | Iowa |
| 22 | Elizah Foster | 42 | Wife | — | Missouri |
| 23 | Clinton Foster | 15 | Son | — | Iowa |
| 24 | Jennie L. Foster | 12 | Son | — | Iowa |
| 25 | Leona E. Foster | 10 | Daughter | — | Iowa |
| 26 | John Perry | 25 | Head | Farmer | Missouri |
| 27 | Addie Perry | 23 | Wife | — | Missouri |
| 28 | Thelma E. Perry | 3 | Daughter | — | Iowa |
| 29 | Helen Perry | 1 | Daughter | — | Iowa |
| 30 | William E. Lacey | 36 | Head | Farmer | Iowa |
| 31 | Mabel E. Lacey | 35 | Wife | — | Iowa |
| 32 | Earl W. Lacey | 13 | Son | — | Iowa |
| 33 | Florence Lacey | 11 | Daughter | — | Iowa |
| 34 | Ethel M. Lacey | 9 | Daughter | — | Iowa |
| 35 | Ralph H. Lacey | 4 | Son | — | Iowa |
| 36 | George E. Carpenter | 72 | Hired man | — | Indiana |
| 37 | Elizabeth Carpenter | 72 | Hired man's wife | — | Indiana |
| 38 | Isaac W. Benton | 51 | Head | Farmer | Iowa |
| 39 | Eva Benton | 33 | Wife | — | Iowa |
| 40 | Robert Benton | 4 | Son | — | Iowa |
| 41 | Andrew Benton | 2 | Son | — | Iowa |
| 42 | John R. Mulekin | 37 | Head | Laborer | Kansas |
| 43 | Hattie M. Mulekin | 33 | Wife | — | Missouri |
| 44 | Donald E. Mulekin | 4 | Son | — | Iowa |
| 45 | Willard W. Mulekin | 1 | Son | — | Iowa |
| 46 | John M. Johnson | 48 | Head | Farmer | Iowa |
| 47 | Stella M. Johnson | 42 | Wife | — | Iowa |
| 48 | Lawrence W. Johnson THIS PERSON | 17 | Son | — | Iowa |
| 49 | Alma L. Johnson | 15 | Daughter | — | Iowa |
| 50 | Grace E. Johnson | 13 | Daughter | — | Iowa |
Pedigree Summary
Lawrence + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)