JP
John Provitt — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this John Provitt across the 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a son (b.~1915), then head of a 7-person household.
Age 15
b. ~1915
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Provitt |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Austria |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1915 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Eileen Provitt | Daughter | — | 5 | ~1925 |
| Blanche Provitt | Daughter | — | 10 | ~1920 |
| Cecelia Provitt | Daughter | — | 11 | ~1919 |
| James Provitt | Head | — | 54 | ~1876 |
| James Provitt | Son | — | 17 | ~1913 |
| John Provitt | Son | — | 15 | ~1915 |
| Mary Provitt | Spouse | — | 53 | ~1877 |
Census Appearances
1930
San Francisco, …
Son, age 15
San Francisco, California · implied b. ~1915 — 7 household members
| Surname | Provitt |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Austria |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Son, age 26
San-Francisco-County, California · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Privitt |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Bartender |
| Industry | tavern |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | No 12 |
| 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 John Provitt across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Provitt
Son · 1930 · age 15 · b. ~1915 · California
★ You are viewing this record
Sibling
James Provitt
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Provitt
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Provitt
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Provitt
Sibling · 1930 · age 5
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
1930 US Federal Census — San Francisco, California
Open full size
1930 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel194:1026)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | — | 40 | — | Painter | California |
| 52 | Otto Harder | 49 | Head | Peddler | Poland |
| 53 | Esther Harder | 45 | Wife | — | Poland |
| 54 | David Harder | 21 | Son | — | Poland |
| 55 | George Harder | 25 | Son | Proprietor | England |
| 56 | Harry Harder | 20 | Son | Proprietor | England |
| 57 | Louis Harder | 17 | Son | Salesman | England |
| 58 | Pierre Vignau | 24 | Head | Elec Engineer | California |
| 59 | Marie Vignau | 18 | Wife | — | France |
| 60 | Pierre Vignau | 70 | Head | — | Germany |
| 61 | Marie Vignau | 60 | Wife | — | Germany |
| 62 | Albert Vignau | 35 | Son | — | England |
| 63 | George Vignau | 31 | Son | — | England |
| 64 | Josephine Vignau | 40 | Head | Housekeeper | Italy |
| 65 | Leo Vignau | 23 | Son | Butcher | Nevada |
| 66 | Beatrice Vignau | 16 | Daughter | — | California |
| 67 | George Butterbach | 35 | Head | Machinist | Missouri |
| 68 | Lillian Butterbach | 23 | Wife | Ticket Seller | California |
| 69 | Charles Duerner | 65 | Head | Laborer | Germany |
| 70 | Mary Duerner | 57 | Wife | — | Germany |
| 71 | Arthur Duerner | 31 | Son | Fireman | California |
| 72 | Charles Duerner | 55 | Head | Steamster | California |
| 73 | Mary Duerner | 46 | Wife | — | California |
| 74 | Dorothy Duerner | 27 | Daughter | Cashier | California |
| 75 | Charles Duerner | 46 | Head | Salesman | California |
| 76 | Nettie Duerner | 33 | Wife | Supervisor | California |
| 77 | Lucille Duerner | 5 | Daughter | — | California |
| 78 | Charles Duerner | 7 | Son | — | California |
| 79 | William Lindeman | 45 | Head | Mechanic | Scotland |
| 80 | Susan Lindeman | 47 | Wife | — | Indiana |
| 81 | William Jr. Lindeman | 15 | Son | — | California |
| 82 | George Thomas | 23 | Son | Clerk | Colorado |
| 83 | Georgia Thomas | 14 | Daughter | — | California |
| 84 | Ida Thomas | 76 | Mother-in-law | — | Ohio |
| 85 | Mary Provitt | 54 | Head | Saleswoman | Irish Free State |
| 86 | Kathleen Provitt | 20 | Daughter | Typist | California |
| 87 | Kate Provitt | 50 | Lodger | Saleswoman | Irish Free State |
| 88 | James Provitt | 54 | Head | Cooper | Irish Free State |
| 89 | Mary Provitt | 53 | Wife | — | Austria |
| 90 | James Provitt | 17 | Son | — | California |
| 91 | John Provitt THIS PERSON | 15 | Son | — | California |
| 92 | Cecelia Provitt | 11 | Daughter | — | California |
| 93 | Blanche Provitt | 10 | Daughter | — | California |
| 94 | Eileen Provitt | 5 | Daughter | — | California |
| 95 | Eugene Provitt | 45 | Head | Mechanic | California |
| 96 | Kathryn Provitt | 35 | Wife | — | California |
| 97 | Eugene Jr. Provitt | 21 | Son | Secretary | California |
| 98 | William Provitt | 18 | Son | Salesman | California |
| 99 | Fred Clark | 21 | Head | Chauffeur | Indiana |
| 100 | Ethel Clark | 23 | Wife | — | California |
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)