LA
Lawrence Anderson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Rock Island, Illinois
Our Model Tree links this Lawrence Anderson across the 1920, 1930 and 1940 US Censuses in Rock Island, Illinois (XGBoost, ~Confirmed), with identified parents Gust & Joe — first a son (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Rock Island, Illinois |
| Surname | Anderson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Sheet metal |
| Industry | Tin Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Sheet Metal |
| Township / Ward | Moline 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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Lawrence | Age | Birth yr |
|---|---|---|---|---|
| Amanda Anderson | Spouse | — | 57 | ~1873 |
| Segrid Anderson | Daughter | — | 18 | ~1912 |
| Lawrence Anderson | Son | — | 22 | ~1908 |
| Joe Anderson | Head | — | 48 | ~1882 |
Census Appearances
1920
Rock Island, …
Son, age 12
Rock Island, Illinois · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Lawrence E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Son, age 22
Rock Island, Illinois · implied b. ~1908 — 4 household members
| Surname | Anderson |
| Given Name | Lawrence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Sheet metal |
| Industry | Tin Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Head, age 32
Rock-Island-County, Illinois · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Laurence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline |
| 1935 Residence (County) | Rock Island |
| Occupation | Labor |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 988 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Gust Anderson (~0.92 confidence) and father Joe Anderson (~0.92 confidence) and mother Amanda Anderson (~0.92 confidence) and mother Amanda Anderson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gust Anderson
b. ~1887
Source father
● Household
· direct · ~0.92
Father
Joe Anderson
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Amanda Anderson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Amanda Anderson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Lawrence Anderson
Son · 1930 · age 22 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
Segrid Anderson
Sibling · 1930 · age 18
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 — Rock Island, Illinois
Open full size
1930 US Federal Census — Rock Island, Illinois
Page Contents
49 people indexed on this census page (ia:1930:illinoiscensus00reel553:0090)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Arthur Sparton | 19 | Son | — | Illinois |
| 53 | Carl Anderson | 43 | Head | Sheet Metal | Sweden |
| 54 | Mary Anderson | 37 | Wife | — | Illinois |
| 55 | Richard Anderson | 14 | Son | — | Illinois |
| 56 | Leroy Anderson | 11 | Son | — | Illinois |
| 57 | Marion Anderson | 8 | Daughter | — | Illinois |
| 58 | Donald Anderson | 5 | Son | — | Illinois |
| 59 | Mary Anderson | 70 | Mother | — | Sweden |
| 60 | Donald J Strauch | 37 | Head | Manager | Michigan |
| 61 | Frances E Strauch | 30 | Wife | — | Illinois |
| 62 | Lawrence E Strauch | 9 | Son | — | Illinois |
| 63 | Mary Louise Strauch | 7 | Daughter | — | Illinois |
| 64 | Carolyn L Strauch | 5 | Daughter | — | Illinois |
| 65 | I C Leader | 61 | Head | Foreman | Iowa |
| 66 | Bertha Leader | 59 | Wife | — | Iowa |
| 67 | Lester Charles Leader | 25 | Son | Salesman | Iowa |
| 68 | James A Leader | 17 | Son | — | Iowa |
| 69 | Pauline R Conway | 32 | Daughter | Machinist | Iowa |
| 70 | Gerald G Conway | 14 | Grandson | — | Iowa |
| 71 | R G Conway | 10 | Grandson | — | Illinois |
| 72 | Wilbert E Heber | 28 | Son-in-law | Salesman | Illinois |
| 73 | Helen Heber | 29 | Daughter | — | Iowa |
| 74 | Willis Everett Heber | 2 | Grandson | — | Illinois |
| 75 | Joseph L Tomlinson | 40 | Head | Sheet Metal | Virginia |
| 76 | Myrtle R Tomlinson | 37 | Wife | — | Missouri |
| 77 | Richard Walker | 80 | Boarder | — | England |
| 78 | Dawson Inden | 24 | Roomer | Salesman | Iowa |
| 79 | Olie P Inden | 27 | Roomer | — | Iowa |
| 80 | Frank E Melin | 43 | Head | — | Illinois |
| 81 | Grace E Melin | 40 | Wife | — | Illinois |
| 82 | Edward M Melin | 18 | Son | Draftsman | Illinois |
| 83 | Robert T Melin | 14 | Son | Carrier | Illinois |
| 84 | Richard C Melin | 9 | Son | — | Illinois |
| 85 | Leonard I Bendle | 59 | Head | Piano Tuner | Illinois |
| 86 | Lena Bendle | 51 | Wife | — | Illinois |
| 87 | William Carsten | 63 | Head | Secretary | Germany |
| 88 | Emma Carsten | 66 | Wife | — | Germany |
| 89 | Verna Carsten | 29 | Daughter | Pilot | Illinois |
| 90 | S M Parker | 45 | Head | Barber | Illinois |
| 91 | Parker | 45 | Wife | Saleslady | Iowa |
| 92 | Marvin L Parker | 19 | Son | Musician | Illinois |
| 93 | Fred Johnson | 39 | Head | Manager | Illinois |
| 94 | Mae H Johnson | 38 | Wife | — | Illinois |
| 95 | Anna Johnson | 11 | Daughter | — | Illinois |
| 96 | Betty Johnson | 7 | Daughter | — | Illinois |
| 97 | Joe A Anderson | 48 | Head | Sheet Metal | Sweden |
| 98 | Amanda Anderson | 57 | Wife | — | Sweden |
| 99 | Lawrence Anderson THIS PERSON | 22 | Son | Sheet Metal | Illinois |
| 100 | Segrid Anderson | 18 | Daughter | Typist | Illinois |
Pedigree Summary
Lawrence + 1 sibling
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 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)