FR
Frank Reynolds — 1940 US Census Record
Model Tree available1940 United States Federal Census · Butte-County, California
Our Model Tree links this Frank Reynolds across the 1920, 1930 and 1940 US Censuses in Butte-County, California (XGBoost, ~Confirmed), with identified parents Charles & Eustace — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Butte-County, California |
| Surname | Reynolds |
| Given Name | Frank C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| Additional Details | |
| Occupation | physician |
| Industry | private practice |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | C-5 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Physician |
| Township / Ward | Chico |
| Est. Birth Year | ~1910 |
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 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Byrdna Reynolds | Spouse | — | 27 | ~1913 |
| Ralph Reynolds | Son | — | 2 | ~1938 |
| Frank Reynolds | Head | — | 30 | ~1910 |
Census Appearances
1920
Butte, California
Son, age 10
Butte, California · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reynolds |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Butte, California
Son, age 20
Butte, California · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Reynolds |
| Given Name | Frank S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Butte-County, California
Head, age 30
Butte-County, California · implied b. ~1910 — 3 household members
| Surname | Reynolds |
| Given Name | Frank C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| Occupation | physician |
| Industry | private practice |
| Class of Worker | OA |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | C-5 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Frank Reynolds across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Reynolds (~0.92 confidence) and father Eustace Reynolds (~0.92 confidence) and mother Ada Reynolds (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Reynolds
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Eustace Reynolds
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Ada Reynolds
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frank Reynolds
Head · 1940 · age 30 · b. ~1910 · California
★ 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 — Butte-County, California
Open full size
1940 US Federal Census — Butte-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00192-00564)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | E. A. Nixon | 72 | Mother-in-law | — | Michigan |
| 42 | Lynn B. Jones | 60 | Head | Laborer | Ohio |
| 43 | Retta B. Jones | 52 | Wife | — | Missouri |
| 44 | Emiel Jones | 23 | Son | — | Missouri |
| 45 | Harold Jones | 19 | Son | Operator | Colorado |
| 46 | John H. Winters | 69 | Head | Maintenance | California |
| 47 | Irena Bell Winters | 59 | Wife | Shirt Finisher | California |
| 48 | Richard L. Shears | 17 | Grandson | — | California |
| 49 | Stanford Mcfaren | 58 | Head | Auto Mechanic | California |
| 50 | Nelle C. Mcfaren | 57 | Wife | Teacher | Iowa |
| 51 | Hillard C. Mcfaren | 20 | Son | Salesman | California |
| 52 | Mary Mcfaren | 84 | Mother | — | California |
| 53 | Etta L. Burtons | 83 | Mother-in-law | — | Wisconsin |
| 54 | Frank C. Reynolds THIS PERSON | 30 | Head | Physician | California |
| 55 | Byrdna Reynolds | 27 | Wife | — | California |
| 56 | Ralph Reynolds | 2 | Son | — | California |
| 57 | R. H. Stallings | 62 | Head | Contractor | Illinois |
| 58 | Ethel C. Stallings | 59 | Wife | — | Nebraska |
| 59 | Robert E. Stallings | 28 | Son | Printer | California |
| 60 | Gertrude Smith | 62 | Head | Seamstress | Michigan |
| 61 | Carl P. Anderson | 43 | Head | Garage Attendant | Nebraska |
| 62 | Florence Anderson | 49 | Wife | — | Kansas |
| 63 | Morris R. Hughes | 28 | Stepson | Mechanic | Idaho |
| 64 | Elma E. Hughes | 28 | Stepdaughter-in-law | — | Washington |
| 65 | David J. King | 43 | Head | Gardener | Michigan |
| 66 | Ruth King | 42 | Wife | — | California |
| 67 | Ernest King | 22 | Son | Artist + Teacher | California |
| 68 | Lilian King | 15 | Daughter | Caring For Children | California |
| 69 | Ruth King | 9 | Daughter | — | California |
| 70 | David Jr. King | 3 | Son | — | California |
| 71 | Leonard M. Lambert | 24 | Head | Draftsman | Idaho |
| 72 | Grace Lambert | 20 | Wife | Housework | California |
| 73 | Lavernia Crabbe | 80 | Head | — | Prince Edw. Isle |
| 74 | Eleanor Mclean | 60 | Daughter | Manager | Prince Edw. Isle |
| 75 | Sarah E. Poole | 52 | Lodger | Housework | Texas |
| 76 | Benjamin Crabbe | 74 | Brother-in-law | — | Prince Edw. Isle |
| 77 | Samuel Benton | 71 | Head | Salesman | Pennsylvania |
| 78 | Emma L. Benton | 66 | Wife | — | Ohio |
| 79 | Yvonne Jones | 18 | Granddaughter | — | California |
| 80 | Anna Dunlap | 75 | Head | Housekeeper | California |
Pedigree Summary
Frank
Gen 1 · 3 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)