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Charles Williams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ada-County, Idaho
Our Model Tree links this Charles Williams across the 1910, 1920, 1930 and 1940 US Censuses in Ada-County, Idaho (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Idaho
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ada-County, Idaho |
| Surname | Williams |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Idaho |
| 1935 Residence (City) | Boise City |
| 1935 Residence (County) | Ada |
| Additional Details | |
| Occupation | Electrician |
| Industry | Retail Electric Shop |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 681 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Occupation | Electrician |
| Township / Ward | Boise City |
| Est. Birth Year | ~1909 |
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 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Sara Williams | Daughter | — | 3 | ~1937 |
| Charles Williams | Head | — | 31 | ~1909 |
| Ernest Williams | Son | — | 5 | ~1935 |
| Charlotte Williams | Spouse | — | 27 | ~1913 |
Census Appearances
1910
Ada, Idaho
Son, age 1
Ada, Idaho · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Charles A. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Idaho |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1920
Ada, Idaho
Son, age 11
Ada, Idaho · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Charles A Jr |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Idaho |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1930
Ada, Idaho
Son, age 21
Ada, Idaho · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Charles A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Idaho |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Ada-County, Idaho
Head, age 31
Ada-County, Idaho · implied b. ~1909 — 4 household members
| Surname | Williams |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Idaho |
| 1935 Residence (City) | Boise City |
| 1935 Residence (County) | Ada |
| Occupation | Electrician |
| Industry | Retail Electric Shop |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 681 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Charles Williams across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Williams (~0.92 confidence) and father Charles Williams (~0.92 confidence) and mother Sarah Williams (~0.92 confidence) and mother Sarah Williams (~0.92 confidence) and mother Sarah Williams (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Williams
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Charles Williams
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Sarah Williams
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Sarah Williams
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Sarah Williams
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Williams
Head · 1940 · age 31 · b. ~1909 · Idaho
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Ada-County, Idaho
Open full size
1940 US Federal Census — Ada-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00735-00450)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Marion Grove | 13 | Daughter | — | Idaho |
| 2 | Claude W. Bish | 43 | Head | Postal Clerk | Missouri |
| 3 | Madeline V. Bish | 43 | Wife | — | Idaho |
| 4 | Ronald Bish | 13 | Son | — | Idaho |
| 5 | Father Mertena | None | M | 0 | — |
| 6 | Sherman Vance | 74 | Head | Owner | Illinois |
| 7 | Ada Vance | 61 | Wife | Clerk | Missouri |
| 8 | John E. Lloyd | 73 | Head | — | Virginia |
| 9 | Jennie S. Lloyd | 65 | Wife | — | Pennsylvania |
| 10 | Mary V.A. Murphy | 81 | Head | — | North Carolina |
| 11 | K. O. Kelly | 24 | Head | Manager | Utah |
| 12 | Mamie Kelly | 23 | Wife | Cashier | Colorado |
| 13 | Fred X. Betts | 37 | Head | Buyer Of Scrap Iron | Washington |
| 14 | Geraldine Betts | 36 | Wife | — | Idaho |
| 15 | Robert Betts | 14 | Son | — | Washington |
| 16 | Donald Betts | 2 | Son | — | Washington |
| 17 | Donna Betts | 5 | Daughter | — | Washington |
| 18 | Herbert Glover | 30 | Head | Jeweler | Utah |
| 19 | Audree S. Glover | 27 | Wife | — | Washington |
| 20 | Charles Williams THIS PERSON | 31 | Head | Electrician | Idaho |
| 21 | Charlotte Williams | 27 | Wife | — | Idaho |
| 22 | Ernest Williams | 5 | Son | — | Idaho |
| 23 | Sara Jean Williams | 3 | Daughter | — | Idaho |
| 24 | Boni Garmendia | 50 | Head | Wool Sheep Buyer | Spain |
| 25 | Julia Garmendia | 43 | Wife | — | Spain |
| 26 | Carmen Garmendia | 22 | Daughter | Stenographer | Idaho |
| 27 | Regina Garmendia | 16 | Daughter | — | Idaho |
| 28 | Lester L. Lee | 56 | Head | Auto Mechanic | Wyoming |
| 29 | Mary J. Lee | 48 | Wife | — | Utah |
| 30 | Stephen G. Jones | 70 | Head | — | Pennsylvania |
| 31 | Alberta Jones | 67 | Wife | — | Nebraska |
| 32 | Michael Crawley | 52 | Head | House Painter | England |
| 33 | Mary Crawley | 43 | Wife | — | England |
| 34 | John Lee Crawley | 18 | Son | Janitor | Rhode Island |
| 35 | Philip R. Crawley | 17 | Son | — | Washington |
| 36 | Michael E. Crawley | 14 | Son | — | Rhode Island |
| 37 | Lucille Crawley | 10 | Daughter | — | Rhode Island |
| 38 | Carl A. Peterson | 38 | Head | Auto Mechanic | Illinois |
| 39 | Golda S. Peterson | 36 | Wife | — | Illinois |
| 40 | Betty Jean Peterson | 16 | Daughter | — | Illinois |
Pedigree Summary
Charles
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 1940 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)