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James Connor — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Francisco, California
Our Model Tree links this James Connor across the 1930 and 1940 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a son (b.~1904), then head of a 8-person household.
Age 26
b. ~1904
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | San Francisco, California |
| Surname | Connor |
| Given Name | James P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Clerk |
| Industry | Oil Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Clerk |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1904 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Katherine Connor | Spouse | — | 54 | ~1876 |
| Grace Connor | Daughter | — | 19 | ~1911 |
| Florence Connor | Daughter | — | 29 | ~1901 |
| Robert Connor | Son | — | 24 | ~1906 |
| Timothy Connor | Head | — | 57 | ~1873 |
| Helen Connor | Daughter | — | 30 | ~1900 |
| Katherine Connor | Daughter | — | 22 | ~1908 |
| James Connor | Son | — | 26 | ~1904 |
Census Appearances
1930
San Francisco, …
Son, age 26
San Francisco, California · implied b. ~1904 — 8 household members
| Surname | Connor |
| Given Name | James P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Oil Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Head, age 38
San-Francisco-County, California · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conners |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Attorney |
| Industry | Law Firm |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2693 |
| Highest Grade | No 8 |
| 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 James Connor across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Connor
Son · 1930 · age 26 · b. ~1904 · California
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Sibling
Katherine Connor
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Connor
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Connor
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Connor
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Connor
Sibling · 1930 · age 29
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
27 people indexed on this census page (ia:1930:californiacensus00reel201:0656)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles T Balshor | 49 | Head | Mechanic | Kansas |
| 52 | Edith E Balshor | 44 | Wife | — | California |
| 53 | Charles T Jr Balshor | 15 | Son | — | California |
| 54 | Dorothy G Balshor | 11 | Daughter | — | California |
| 55 | Ruth M Balshor | 8 | Daughter | — | California |
| 56 | Timothy J Connor | 57 | Head | Tailor | Ireland |
| 57 | Katherine Connor | 54 | Wife | — | Ireland |
| 58 | Helen B Connor | 30 | Daughter | Clerk | New York |
| 59 | Florence J Connor | 29 | Daughter | Clerk | New York |
| 60 | James P Connor THIS PERSON | 26 | Son | Clerk | California |
| 61 | Robert J Connor | 24 | Son | Dentist | California |
| 62 | Katherine Connor | 22 | Daughter | Clerk | California |
| 63 | Grace Connor | 19 | Daughter | — | California |
| 64 | Robert Kitchen | 53 | Head | Milkman | California |
| 65 | Irene Kitchen | 48 | Wife | — | California |
| 66 | Robert Kitchen | 20 | Son | Clerk | California |
| 67 | George Gunnison | 59 | Lodger | — | California |
| 68 | H. Maurice Privat | 30 | Head | Upholsterer | Central America |
| 69 | H. Elena Privat | 26 | Wife | — | Central America |
| 70 | Flaque F Privat | 50 | Mother | — | Central America |
| 71 | Edward S Adams | 45 | Head | Clerk | Nevada |
| 72 | Annie D Adams | 48 | Wife | — | California |
| 73 | William Wyatt | 28 | Head | Salesman | California |
| 74 | Marie Wyatt | 26 | Wife | — | Illinois |
| 75 | Joseph E Thompson | 46 | Head | Proprietor | Nebraska |
| 76 | Effie M Thompson | 48 | Wife | — | California |
| 78 | Ida Rasmussen | 65 | Mother | — | Sweden |
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)