CP
Clarence Peterson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Rock Island, Illinois
Our Model Tree links this Clarence Peterson across the 1920, 1930 and 1940 US Censuses in Rock Island, Illinois (XGBoost, ~Confirmed), with identified parents Solomon & Hannah — first a son (b.~1901), then head of a 6-person household.
Age 29
b. ~1901
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Rock Island, Illinois |
| Surname | Peterson |
| Given Name | Clarence E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Lumberman |
| Industry | Plow Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Lumberman |
| Township / Ward | Moline City |
| Est. Birth Year | ~1901 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Solomon Peterson | Head | — | 62 | ~1868 |
| Earl Peterson | Son | — | 18 | ~1912 |
| Hanna Peterson | Other | — | 58 | ~1872 |
| Martin Peterson | Son | — | 23 | ~1907 |
| Jeanette Peterson | Daughter | — | 22 | ~1908 |
| Clarence Peterson | Son | — | 29 | ~1901 |
Census Appearances
1920
Rock Island, …
Son, age 19
Rock Island, Illinois · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Plow Works |
| Class of Worker | w |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Son, age 29
Rock Island, Illinois · implied b. ~1901 — 6 household members
| Surname | Peterson |
| Given Name | Clarence E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Iowa |
| Occupation | Lumberman |
| Industry | Plow Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Son, age 39
Rock-Island-County, Illinois · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petersen |
| Given Name | Clarence |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Moline city |
| 1935 Residence (County) | Rock Island |
| Occupation | chauffeur clerk |
| Industry | Railway express agency |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1587 |
| Highest Grade | C 8 |
| 1935 Residence | Same house |
| 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 Clarence Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Solomon Peterson (~0.92 confidence) and mother Hannah Petersen (~0.92 confidence) and mother Hanna Peterson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Solomon Peterson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Hannah Petersen
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Hanna Peterson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Peterson
Son · 1930 · age 29 · b. ~1901 · Illinois
★ You are viewing this record
Sibling
Jeanette Peterson
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Peterson
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Peterson
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
50 people indexed on this census page (ia:1930:illinoiscensus00reel553:0111)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Bernice Reynolds | 22 | Daughter | Saleslady | Indiana |
| 52 | Kent | 11 | Son | None | Illinois |
| 53 | Sherman | 8 | Son | None | Illinois |
| 54 | Joan | 7 | Daughter | None | Illinois |
| 55 | Conrad Blosh | 48 | Head | Salesman | Washington |
| 56 | Phebe Blosh | 48 | Wife-H | Physician | Illinois |
| 57 | Conrad Junior Blosh | 15 | Son | None | Minnesota |
| 58 | Lois Blosh | 13 | Daughter | None | Illinois |
| 59 | Samuel Tham | 34 | Head | Pilot | Iowa |
| 60 | Bertha Tham | 29 | Wife-H | None | Iowa |
| 61 | Betty Tham | 7 | Daughter | None | Iowa |
| 62 | Thelma Tham | 2 | Daughter | None | Iowa |
| 63 | Cecelia Peterson | 65 | Head | None | Sweden |
| 64 | Harry H. Paulson | 45 | Head | Blacksmith | Sweden |
| 65 | Anna R. Paulson | 38 | Wife-H | None | Illinois |
| 66 | Logan W. Paulson | 16 | Son | None | Illinois |
| 67 | Harry H. Jr. Paulson | 14 | Son | None | Illinois |
| 68 | Elaine Paulson | 12 | Daughter | None | Illinois |
| 69 | Antony Paulson | 9 | Son | None | Illinois |
| 70 | Noel Paulson | 5 | Son | None | Illinois |
| 71 | Delah Paulson | 2 | Daughter | None | Illinois |
| 72 | Solomon Peterson | 62 | Head | Foreman | Sweden |
| 73 | Hanna M. Peterson | 58 | Wife-H | None | Iowa |
| 74 | Clarence E. Peterson THIS PERSON | 29 | Son | Lumberman | Illinois |
| 75 | Martin F. Peterson | 23 | Son | Express Agent | Illinois |
| 76 | Jeanette Peterson | 22 | Daughter | Stenographer | Illinois |
| 77 | Earl Peterson | 18 | Son | Chauffeur | Illinois |
| 78 | Edward Krome | 41 | Head | Machinist | Illinois |
| 79 | Jennie Krome | 40 | Wife-H | None | Sweden |
| 80 | Marie Krome | 19 | Daughter | Stenographer | Illinois |
| 81 | Dorothy Krome | 17 | Daughter | None | Illinois |
| 82 | Carl A. Berg | 51 | Head | Salesman | Illinois |
| 83 | Emma Berg | 49 | Wife-H | None | Illinois |
| 84 | Carl Edward Berg | 23 | Son | None | Illinois |
| 85 | Antoinette Berg | 21 | Daughter | None | Illinois |
| 86 | Emma Kehol | 45 | Head | Dressmaker | Illinois |
| 87 | Franklin Kehol | 15 | Son | None | Illinois |
| 88 | Marianne Kehol | 10 | Daughter | None | Illinois |
| 89 | L. J. Kelso | 65 | Head | Engineer | Indiana |
| 90 | Dora K. Kelso | 56 | Wife-H | None | Illinois |
| 91 | James Ray Stanforth | 34 | Head | Bus Driver | Illinois |
| 92 | Elsie Stanforth | 32 | Wife-H | None | Illinois |
| 93 | Frank Stanforth | 9 | Son | None | Illinois |
| 94 | Billy Stanforth | 8 | Son | None | Illinois |
| 95 | Mae West | 54 | Head | None | Illinois |
| 96 | Allan West | 21 | Son | None | Illinois |
| 97 | Everett E. Nelson | 31 | Head | Clerk | Minnesota |
| 98 | Grace L. Nelson | 26 | Wife-H | None | Illinois |
| 99 | Betty Jean Nelson | 0 | Daughter | None | Illinois |
| 100 | Edwin H. Gaston | 52 | Head | Machinist | Illinois |
Pedigree Summary
Clarence + 3 siblings
Gen 1 · 3 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)