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William Swanson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Warren, Illinois
Our Model Tree links this William Swanson across the 1910, 1920 and 1930 US Censuses in Warren, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Olaf — first a son (b.~1891), then head of a 5-person household.
Age 39
b. ~1891
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Warren, Illinois |
| Surname | Swanson |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Salesman |
| Industry | Machinery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Monmouth City |
| Est. Birth Year | ~1891 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Swanson | Other | — | 12 | ~1918 |
| Mable Swanson | Daughter | — | 30 | ~1900 |
| Betty Swanson | Other | — | 69 | ~1861 |
| William Swanson | Son | — | 39 | ~1891 |
| Olaf Swanson | Head | — | 77 | ~1853 |
Census Appearances
1910
Warren, Illinois
Son, age 18
Warren, Illinois · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Warren, Illinois
Son, age 29
Warren, Illinois · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Farm Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Warren, Illinois
Son, age 39
Warren, Illinois · implied b. ~1891 — 5 household members
| Surname | Swanson |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Salesman |
| Industry | Machinery |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 William Swanson across 3 US Census years (1910, 1920 and 1930) in Warren, Illinois, using XGBoost record linkage. Identified parents: father Charles Swanson (~0.92 confidence) and father Olaf Swanson (~0.92 confidence) and father Olof Swanson (~0.92 confidence) and mother Betsy Swanson (~0.92 confidence) and mother Hanna Swanson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Swanson
b. ~1856
Source father
● Household
· direct · ~0.92
Father
Olaf Swanson
b. ~1853
Source father
● Household
· direct · ~0.92
Father
Olof Swanson
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Betsy Swanson
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Hanna Swanson
b. ~1858
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Swanson
Son · 1930 · age 39 · b. ~1891 · Illinois
★ You are viewing this record
Sibling
Mable Swanson
Sibling · 1930 · age 30
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 — Warren, Illinois
Open full size
1930 US Federal Census — Warren, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel565:0741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Burner William B Zimmer | 37 | Son | Assistant Cashier | Illinois |
| 2 | Willard T Kettering | 24 | Head | Farmer | Illinois |
| 3 | Edward Robinson | 27 | Head | None | Illinois |
| 4 | Florence O Robinson | 56 | Wife-H | None | Illinois |
| 5 | Albert E Gummerson | 38 | Head | Brick Mason | Illinois |
| 6 | Jean Gummerson | 42 | Wife-H | None | Illinois |
| 7 | Margaret A Gummerson | 11 | Daughter | None | Illinois |
| 8 | Robert P Gummerson | 9 | Son | None | Illinois |
| 9 | Mary E Morris | 75 | Mother-in-law | None | Ohio |
| 10 | Mickey E Holliday | 27 | Head | Undertaker | Illinois |
| 11 | Frances A Holliday | 26 | Wife-H | None | Illinois |
| 12 | William E Holliday | 2 | Son | None | Illinois |
| 13 | Owen J Conard | 37 | Head | Shop Runner | Virginia |
| 14 | Julia F Conard | 35 | Wife-H | None | Virginia |
| 15 | Rowena H Conard | 12 | Daughter | None | Virginia |
| 16 | Carl B Conard | 11 | Son | None | Illinois |
| 17 | Maxine G Conard | 8 | Daughter | None | Illinois |
| 18 | Fred W Swygard | 46 | Head | Mechanic | Iowa |
| 19 | Bertha B Swygard | 46 | Wife-H | None | Iowa |
| 20 | Clifford E Swygard | 20 | Son | Laborer | Illinois |
| 21 | Gwendolyn Swygard | 13 | Daughter | None | Illinois |
| 22 | Tom Bowman | 22 | Son-in-law | Laborer | Illinois |
| 23 | Corine Bowman | 22 | Daughter | None | Illinois |
| 24 | Charles Bowman | 3 | Grandson | None | Illinois |
| 25 | Mary J Bowman | 0 | Granddaughter | None | Illinois |
| 26 | Martha L Bowman | 2 | Granddaughter | None | Illinois |
| 27 | Olaf T Swanson | 77 | Head | None | Sweden |
| 28 | Betty Swanson | 69 | Wife-H | None | Sweden |
| 29 | William H Swanson THIS PERSON | 39 | Son | Salesman | Illinois |
| 30 | Mable M Swanson | 30 | Daughter | Typist | Illinois |
| 31 | Mary L Swanson | 12 | Granddaughter | None | Michigan |
| 32 | Bertha A Rose | 44 | Head | Clerk | Illinois |
| 33 | Elsie E Rose | 20 | Daughter | Stenographer | Illinois |
| 34 | Gelyla E Rose | 19 | Daughter | None | Illinois |
| 35 | Margaret F Rose | 14 | Daughter | None | Illinois |
| 36 | William D Strickler | 62 | Head | Laborer | Virginia |
| 37 | Mary E Strickler | 56 | Wife-H | None | Virginia |
| 38 | Dale Strickler | 20 | Daughter | Telephone Oper | Iowa |
| 39 | Beulah Dooley | 43 | Head | Laborer | Iowa |
| 40 | Beulah Strickler | 14 | Niece | None | Illinois |
| 41 | Bernice M Strickler | 22 | Cousin | Telephone Oper | Iowa |
| 42 | Taylor Z Rice | 81 | Head | None | Kentucky |
| 43 | Wayne E Hinger | 37 | Head | Engineer | Kansas |
| 44 | Jessie M Hinger | 36 | Wife-H | None | Illinois |
| 45 | Catherine R Hinger | 8 | Daughter | None | Illinois |
| 46 | Howard Armstrong | 29 | Head | Mechanic | Illinois |
| 47 | Amelia Armstrong | 27 | Wife-H | None | Iowa |
| 48 | Keith W Armstrong | 4 | Son | None | Iowa |
| 49 | Minnie Stewart | 59 | Head | Laborer | Iowa |
| 50 | Seth Morgan | 35 | Head | Teacher | Illinois |
Pedigree Summary
William + 1 sibling
Gen 1 · 5 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)