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Clifford Williams — 1920 US Census Record
Model Tree available1920 United States Federal Census · Dubuque, Iowa
Our Model Tree links this Clifford Williams across the 1900, 1910 and 1920 US Censuses in Dubuque, Iowa (XGBoost, ~Confirmed), with identified parents Myron & Myron — first a son (b.~1899), then head of a 6-person household.
Age 21
b. ~1899
Male
Son
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Dubuque, Iowa |
| Surname | Williams |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Apprentice |
| Industry | Boiler Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Apprentice |
| Township / Ward | Dubuque |
| Est. Birth Year | ~1899 |
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 1920 census.
| Name | Relation to head | Relative to Clifford | Age | Birth yr |
|---|---|---|---|---|
| Myron Williams | Head | — | 64 | ~1856 |
| Ada Popoff | Spouse | — | 27 | ~1893 |
| Clifford Williams | Son | — | 21 | ~1899 |
| Loraine Williams | Daughter | — | 19 | ~1901 |
| Alice Williams | Spouse | — | 52 | ~1868 |
| Stahlee Popoff | Other | — | 34 | ~1886 |
Census Appearances
1900
Dubuque, Iowa
Son, age 2
Dubuque, Iowa · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Birth Month | Mch |
| Birth Year | 1898 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1910
Dubuque, Iowa
Son, age 12
Dubuque, Iowa · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Dubuque, Iowa
Son, age 21
Dubuque, Iowa · implied b. ~1899 — 6 household members
| Surname | Williams |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Apprentice |
| Industry | Boiler Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Clifford Williams across 3 US Census years (1900, 1910 and 1920) in Dubuque, Iowa, using XGBoost record linkage. Identified parents: father Myron Williams (~0.92 confidence) and father Myron Williams (~0.92 confidence) and mother Ada Popoff (~0.60 confidence) and mother Alice Williams (~0.92 confidence) and mother Alice Williams (~0.92 confidence) and mother Alice Williams (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.87
Father
Myron Williams
b. ~1858
Source father
● Household
· direct · ~0.92
Father
Myron Williams
b. ~1856
Source father
● Household
· direct · ~0.92
Mother
Ada Popoff
b. ~1893
Source mother
● Household
· direct · ~0.6
Mother
Alice Williams
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Alice Williams
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Alice Williams
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clifford Williams
Son · 1920 · age 21 · b. ~1899 · Iowa
★ You are viewing this record
Sibling
Loraine Williams
Sibling · 1920 · age 19
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 — Dubuque, Iowa
Open full size
1920 US Federal Census — Dubuque, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu488unit:0738)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Sarah Hutchison | 22 | Wife | None | Iowa |
| 52 | Roy Anderson | 24 | Head | Boilermaker | Iowa |
| 53 | Alberia Anderson | 24 | Wife | None | Iowa |
| 54 | Evelyn Anderson | 2 | Daughter | None | Iowa |
| 55 | Percy Kuch | 33 | Head | Fireman | Iowa |
| 56 | Nora Kuch | 34 | Wife | None | Wisconsin |
| 57 | Ethel Randall | 16 | Niece | Stenographer | Wisconsin |
| 58 | Bertha Kern | 22 | Roomer | Waitress | Iowa |
| 59 | John Bihrer | 38 | Head | Car Repairer | Iowa |
| 60 | Isabella Bihrer | 38 | Wife | None | New York |
| 61 | Dorothea Bihrer | 13 | Daughter | None | Iowa |
| 62 | Arthur Bihrer | 10 | Son | None | Iowa |
| 63 | Arnold Bihrer | 6 | Son | None | Iowa |
| 64 | Ida Bishram | 72 | Head | None | Prussia |
| 65 | Robert A Bishram | 52 | Son | Woodworker | Wisconsin |
| 66 | August Bishram | 43 | Son | None | Iowa |
| 67 | Leo Bazzoche | 78 | Brother | None | Prussia |
| 68 | Peter Gieson | 63 | Head | Woodworker | Illinois |
| 69 | Gertrude Gieson | 58 | Wife | None | Prussia |
| 70 | Gertrude Gieson | 28 | Daughter | Bookkeeper | Iowa |
| 71 | Addie Gieson | 26 | Daughter | Collector | Iowa |
| 72 | Arthur Gieson | 24 | Son | Fireman | Iowa |
| 73 | Frank A Frommelt | 64 | Head | Cooper | Austria |
| 74 | Emma Frommelt | 65 | Wife | None | Iowa |
| 75 | Frank Nagel | 59 | Head | Machinist | Iowa |
| 76 | Mary Nagel | 48 | Wife | None | Iowa |
| 77 | Emma Nagel | 28 | Daughter | Box Maker | Iowa |
| 78 | Mabel Nagel | 26 | Daughter | Bench Worker | Iowa |
| 79 | Hilda Nagel | 18 | Daughter | Button Maker | Iowa |
| 80 | Frank Nagel | 14 | Son | None | Iowa |
| 81 | Myron T Williams | 64 | Head | Switchman | Iowa |
| 82 | Alice Williams | 52 | Wife | None | Iowa |
| 83 | Clifford Williams THIS PERSON | 21 | Son | Apprentice | Iowa |
| 84 | Loraine Williams | 19 | Daughter | None | Iowa |
| 85 | Stahlee Popoff | 34 | Son-in-law | Presser | Bulgaria |
| 86 | Ada Popoff | 27 | Wife | Stenographer | Iowa |
| 87 | Albert Oyen | 48 | Head | Woodworker | Wisconsin |
| 88 | Rose Oyen | 45 | Wife | None | Wisconsin |
| 89 | Thelida Oyen | 11 | Daughter | None | Iowa |
| 90 | Agnes Oyen | 7 | Daughter | None | Iowa |
| 91 | Bletis Oyen | 5 | Son | None | Iowa |
| 92 | George W Pattermaier | 57 | Head | Store | Iowa |
| 93 | Genevieve Pattermaier | 51 | Wife | None | Iowa |
| 94 | Genevieve Pattermaier | 18 | Daughter | None | Iowa |
| 95 | Julius Pattermaier | 16 | Son | None | Iowa |
| 96 | Cecelia Pattermaier | 14 | Daughter | None | Iowa |
| 97 | Crescentia Niedermayer | 56 | Sister-in-law | None | Iowa |
| 98 | George Jaeger | 40 | Head | Deputy Clerk | Iowa |
| 99 | Caroline Jaeger | 37 | Wife | None | Iowa |
| 100 | John Jaeger | 8 | Son | None | Iowa |
Pedigree Summary
Clifford + 1 sibling
Gen 1 · 6 parents
~0.87
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)