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Charles Cook — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sierra-County, California
Our Model Tree links this Charles Cook across the 1910, 1920, 1930 and 1940 US Censuses in Sierra-County, California (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 4-person household.
Age 74
b. ~1866
Male
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sierra-County, California |
| Surname | Cook |
| Given Name | Charles H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Downieville |
| 1935 Residence (County) | Sierra |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Downieville |
| Est. Birth Year | ~1866 |
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 |
|---|---|---|---|---|
| Charles Cook | Head | — | 74 | ~1866 |
| Elizabeth Cook | Other | — | 24 | ~1916 |
| Charles Cook | Son | — | 14 | ~1926 |
| Milton Cook | Son | — | 21 | ~1919 |
Census Appearances
1910
Sierra, California
Head, age 44
Sierra, California · implied b. ~1866 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Charles H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Virginia |
| Years Married | 0 |
| Father's Birthplace | Eng-English |
| Mother's Birthplace | Ger-German |
| Occupation | Blacksmith |
| Industry | Mines |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
Sierra, California
Head, age 55
Sierra, California · implied b. ~1865 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Miner |
| Industry | Gold mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Sierra, California
Head, age 64
Sierra, California · implied b. ~1866 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 44 |
| Father's Birthplace | England |
| Mother's Birthplace | Virginia |
| Occupation | Watchman |
| Industry | town |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | O |
| Radio Set | 1500 |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Sierra-County, California
Head, age 74
Sierra-County, California · implied b. ~1866 — 4 household members
| Surname | Cook |
| Given Name | Charles H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Downieville |
| 1935 Residence (County) | Sierra |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Cook across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Cook
Head · 1940 · age 74 · b. ~1866 · California
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sierra-County, California
Open full size
1940 US Federal Census — Sierra-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00345-00020)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Velasco | 55 | Head | Ditch Tender | Italy |
| 42 | Amelia S Velasco | 41 | Wife | — | Italy |
| 43 | Anne Velasco | 18 | Daughter | — | Calif |
| 44 | Ross G Goglia | 73 | Head | Retired | Italy |
| 45 | Fred G Mcnutt | 40 | Head | Labor | Calif |
| 46 | Nina M Mcnutt | 38 | Wife | — | Nebraska |
| 47 | Billy R Mcnutt | 13 | Son | — | Calif |
| 48 | Betty M Mcnutt | 10 | Daughter | — | Calif |
| 49 | Robert Lee Mcnutt | 5 | Son | — | Calif |
| 50 | James T Carr | 22 | Head | Labor | Texas |
| 51 | John D Mcdonald | 46 | Lodger | Miner | Maine |
| 52 | Charles W James | 42 | Lodger | Cook | Calif |
| 53 | Norman E Mcgregor | 60 | Head | — | Calif |
| 54 | Charles H Cook THIS PERSON | 74 | Head | — | Virginia |
| 55 | Milton F Cook | 21 | Son | — | Calif |
| 56 | Charles H Jr Cook | 14 | Son | Miner | Calif |
| 57 | Elizabeth Cook | 24 | Daughter in law | — | Calif |
| 58 | Caleb D Thieffer | 73 | Head | — | France |
| 59 | Peter Thieffer | 67 | Brother | — | France |
| 60 | John L Mccalister | 25 | Head | Miner | Arkansas |
| 61 | Mary A Mccalister | 26 | Wife | — | Calif |
| 62 | Darryl L Mccalister | 2 | Son | — | Calif |
| 63 | Dwayne E Mccalister | 1 | Son | — | Calif |
| 64 | Dale G Noe | 25 | Lodger | Machine Man | Calif |
| 65 | Otto Messler | 75 | Head | — | Italy |
| 66 | Mary E Messler | 60 | Wife | — | Italy |
| 67 | Lawrence Messler | 21 | Son | Miner | Calif |
| 68 | Reva Foster | 69 | Head | — | Iowa |
| 69 | Ayala Amos | 68 | Head | — | Mexico |
| 70 | Chester P Buty | 42 | Head | Foreman | Calif |
| 71 | Mary L Buty | 41 | Wife | — | Calif |
| 72 | Elmer C Buty | 16 | Son | — | Calif |
| 73 | Marian R Buty | 14 | Daughter | — | Calif |
| 74 | Wilma J Buty | 9 | Daughter | — | Calif |
| 75 | Dorothy J B Hodge | 25 | Head | Beauty Operator | New York |
| 76 | Ennis Porta | 70 | Head | — | Italy |
| 77 | Louis Desbuisne | 58 | Head | Asst. Postmaster | Calif |
| 78 | Charles F Cross | 51 | Head | Labor | Wisconsin |
| 79 | Duncan Cameron | 50 | Head | Engineer | Calif |
| 80 | Maud G Cameron | 51 | Wife | Court Reporter | Calif |
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)