JK
James Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Diego-County, California
Our Model Tree links this James Kelly across the 1910, 1920, 1930 and 1940 US Censuses in San-Diego-County, California (XGBoost, ~Confirmed) — first a head (b.~1872), then head of a 3-person household.
Age 68
b. ~1872
Male
Head
Born: Ohio
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Diego-County, California |
| Surname | Kelly |
| Given Name | James F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Ohio |
| 1935 Residence (City) | Ramona |
| 1935 Residence (County) | San Diego |
| Additional Details | |
| Occupation | Justice of the Peace |
| Industry | Co. Judicial |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Justice Of The Peace |
| Township / Ward | Ramona |
| Est. Birth Year | ~1872 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Kelly | Head | — | 68 | ~1872 |
| Sarah Kelly | Other | — | 80 | ~1860 |
| George Kelly | Son | — | 21 | ~1919 |
Census Appearances
1910
San Diego, …
Head, age 38
San Diego, California · implied b. ~1872 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | James F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 14 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | General farm |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
San Diego, …
Head, age 48
San Diego, California · implied b. ~1872 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | James F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
San Diego, …
Head, age 58
San Diego, California · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | James F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 29 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Justice of Peace |
| Industry | Justice Court |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
San-Diego-County, California
Head, age 68
San-Diego-County, California · implied b. ~1872 — 3 household members
| Surname | Kelly |
| Given Name | James F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Ohio |
| 1935 Residence (City) | Ramona |
| 1935 Residence (County) | San Diego |
| Occupation | Justice of the Peace |
| Industry | Co. Judicial |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 1200 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Kelly across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Kelly
Head · 1940 · age 68 · b. ~1872 · 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 — San-Diego-County, California
Open full size
1940 US Federal Census — San-Diego-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00298-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Warren D Marshall | 4 | Son | — | Oklahoma |
| 42 | Daniel P Marshall | 3 | Son | — | Oklahoma |
| 43 | Jerome K Edwards | 28 | Head | Teacher | Ohio |
| 44 | Beulah A Edwards | 28 | Wife | Teacher | S. Dakota |
| 45 | Richard J Edwards | 12 | Son | — | California |
| 46 | Clarence M Telford | 56 | Head | Carpenter | Missouri |
| 47 | Clara D Telford | 56 | Wife | Telephone Operator | Texas |
| 48 | John F Sutherland | 33 | Head | Real Estate Broker | Missouri |
| 49 | Raymond S Ernst | 29 | Head | Teacher | California |
| 50 | Antoinette R Ernst | 27 | Wife | — | California |
| 51 | Gloria F Ernst | 2 | Daughter | — | California |
| 52 | Joyce A Ernst | 0 | Daughter | — | California |
| 53 | James L Cowan | 27 | Head | Manager | California |
| 54 | Sara G Cowan | 24 | Wife | — | Illinois |
| 55 | Carl O Cline | 53 | Head | — | Kansas |
| 56 | John W Howard | 68 | Head | — | Michigan |
| 57 | Hattie M Howard | 63 | Wife | — | Illinois |
| 58 | Claude C Williams | 60 | Head | Dep. Sheriff | Tennessee |
| 59 | Opal R Williams | 55 | Wife | — | Missouri |
| 60 | John Stevens | 43 | Lodger | Dep. Sheriff | New Mexico |
| 61 | Julian C Mc Lain | 76 | Head | — | Illinois |
| 62 | Emily D Mc Lain | 58 | Wife | — | New York |
| 63 | Vernon P Teague | 41 | Head | Laborer | Oregon |
| 64 | Oma M Teague | 30 | Wife | — | Oklahoma |
| 65 | Barbara L Teague | 6 | Daughter | — | California |
| 66 | Jerry C Teague | 4 | Son | — | California |
| 67 | Jimmie J Teague | 2 | Son | — | California |
| 68 | Minnie Vanderpleck | 62 | Head | — | Canada English |
| 69 | Emma Smith | 71 | Lodger | — | New York |
| 70 | George Christian | 53 | Head | Labour | Iowa |
| 71 | William G Hinck | 44 | Head | Electrician | California |
| 72 | David J Brotchie | 44 | Head | Manager | Scotland |
| 73 | Annie R Brotchie | 54 | Wife | — | Scotland |
| 74 | Margaret A Brotchie | 22 | Daughter | Clerk | Michigan |
| 75 | James F Kelly THIS PERSON | 68 | Head | Justice Of The Peace | Ohio |
| 76 | George E Kelly | 21 | Son | — | California |
| 77 | Sarah Kelly | 80 | Step-Mother | — | Indiana |
| 78 | Tazewell W Graham | 80 | Head | — | Virginia |
| 79 | Mary M Graham | 72 | Wife | — | Indiana |
| 80 | Quimby L Simmons | 30 | Head | Welder | Arizona |
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)