FW
Frederick Williams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Sanilac, Michigan
Our Model Tree links this Frederick Williams across the 1920, 1930 and 1940 US Censuses in Sanilac, Michigan (XGBoost, ~Confirmed), with identified parents Alfred & Alfred — first a son (b.~1905), then head of a 3-person household.
Age 25
b. ~1905
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Sanilac, Michigan |
| Surname | Williams |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Laborer |
| Township / Ward | Marion Township Pt Of |
| Est. Birth Year | ~1905 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Frederick | Age | Birth yr |
|---|---|---|---|---|
| Alfred Williams | Head | — | 47 | ~1883 |
| Frederick Williams | Son | — | 25 | ~1905 |
| Ida Williams | Spouse | — | 45 | ~1885 |
Census Appearances
1920
Sanilac, Michigan
Son, age 15
Sanilac, Michigan · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Sanilac, Michigan
Son, age 25
Sanilac, Michigan · implied b. ~1905 — 3 household members
| Surname | Williams |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Laborer |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
Head, age 35
Sanilac-County, Michigan · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Marion Tp. |
| 1935 Residence (County) | Sanilac |
| Occupation | Laborer |
| Industry | Building |
| Class of Worker | PW |
| Hours Worked | 21 |
| Income (1939) | 500 |
| Highest Grade | E 8 |
| 1935 Residence | Same place |
| 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 Frederick Williams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alfred Williams (~0.92 confidence) and father Alfred Williams (~0.92 confidence) and mother Ida Williams (~0.92 confidence) and mother Ida Williams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alfred Williams
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Alfred Williams
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Ida Williams
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Ida Williams
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frederick Williams
Son · 1930 · age 25 · b. ~1905 · Michigan
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Sanilac, Michigan
Open full size
1930 US Federal Census — Sanilac, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1028:0373)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | M Glenadine | 15 | Daughter | Servant | Michigan |
| 52 | Harold M Glenadine | 12 | Son | — | Michigan |
| 53 | Oliver N Glenadine | 10 | Son | — | Michigan |
| 54 | Kenneth E Glenadine | 8 | Son | — | Michigan |
| 55 | Donald R Glenadine | 5 | Son | — | Michigan |
| 56 | Jack L Glenadine | 3 | Son | — | Michigan |
| 57 | Alfred Williams | 47 | Head | Laborer | Michigan |
| 58 | Ida M Williams | 45 | Wife | — | Michigan |
| 59 | Frederick Williams THIS PERSON | 25 | Son | Laborer | Michigan |
| 60 | Albert Grandy | 62 | Head | Farmer | Canada English |
| 61 | Velma G Grandy | 59 | Wife | — | Michigan |
| 62 | William Marriott | 60 | Head | Farmer | England |
| 63 | Mary L Marriott | 53 | Wife | — | Michigan |
| 64 | Aaron P Marriott | 34 | Son | Operator | Michigan |
| 65 | James R Davis | 39 | Head | Farmer | Michigan |
| 66 | Verna V Davis | 37 | Wife | — | Canada English |
| 67 | Burton E Davis | 10 | Son | — | Michigan |
| 68 | Bertha E Davis | 7 | Daughter | — | Michigan |
| 69 | Byron Williamson | 33 | Head | Farmer | Michigan |
| 70 | Mildred H Williamson | 34 | Wife | — | Michigan |
| 71 | Raymond Williamson | 9 | Son | — | Michigan |
| 72 | Edsel Williamson | 7 | Son | — | Michigan |
| 73 | Keith K Williamson | 4 | Son | — | Michigan |
| 74 | Jane E Williamson | 1 | Daughter | — | Michigan |
| 75 | John Muxlow | 55 | Head | Farmer | Michigan |
| 76 | Eliza Muxlow | 53 | Wife | — | Canada English |
| 77 | Leigh E Muxlow | 28 | Son | Laborer | Michigan |
| 78 | Ethel B Muxlow | 19 | Daughter | — | Michigan |
| 79 | Anna Munn | 79 | Head | — | Canada English |
| 80 | Robert O Elder | 54 | Head | Farmer | Northern Ireland |
| 81 | Edna F Elder | 53 | Wife | — | Canada English |
| 82 | William H Hardy | 20 | Laborer | Laborer | Michigan |
| 83 | Louis Lagowski | 45 | Head | Farmer | Poland Russia |
| 84 | Stella Lagowski | 38 | Wife | — | Poland Russia |
| 85 | John Mierzejewski | 30 | Lodger | Laborer | Poland Russia |
| 86 | James A Davis | 19 | Head | Farmer | Michigan |
| 87 | Alice M Davis | 19 | Wife | — | Canada English |
| 88 | Arthur Leroy Davis | 1 | Son | — | Michigan |
| 89 | Loyd Kenney | 35 | Head | Laborer | Michigan |
| 90 | Norma H Kenney | 30 | Wife | — | Michigan |
| 91 | Kenneth J Kenney | 8 | Son | — | Michigan |
| 92 | Robert H Kenney | 6 | Son | — | Michigan |
| 93 | Donald Kenney | 3 | Son | — | Michigan |
| 94 | Shirley V Kenney | 2 | Daughter | — | Michigan |
| 95 | George Eckenwiller | 24 | Laborer | Laborer | Michigan |
| 96 | Violet Ryska | 15 | Servant | Servant | Oklahoma |
| 97 | James Jones | 18 | Laborer | Laborer | Michigan |
| 98 | Peter Caswell | 76 | Head | Farmer | Michigan |
| 99 | Jane Caswell | 72 | Wife | — | Canada English |
| 100 | Orville Caswell | 45 | Head | Farmer | Michigan |
Related Census Records
Pedigree Summary
Frederick
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)