MJ
Mabel Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marin-County, California
Our Model Tree links this Mabel Jones across the 1910, 1920, 1930 and 1940 US Censuses in Marin-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 3-person household.
Age 59
b. ~1881
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marin-County, California |
| Surname | Jones |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Rafael city |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Rafael City |
| Est. Birth Year | ~1881 |
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 Mabel | Age | Birth yr |
|---|---|---|---|---|
| Virginia Corson | Daughter | — | 35 | ~1905 |
| Paul Jones | Head | — | 63 | ~1877 |
| Mabel Jones | Spouse | — | 59 | ~1881 |
Census Appearances
1910
Marin, California
Spouse, age 29
Marin, California · implied b. ~1881 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Mabel L. |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | California |
| Years Married | 8 |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Marin, California
Spouse, age 38
Marin, California · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Mabel L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Marin, California
Other, age 49
Marin, California · implied b. ~1881 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Mabel |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | California |
| Age at First Marriage | 31 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Marin-County, California
Spouse, age 59
Marin-County, California · implied b. ~1881 — 3 household members
| Surname | Jones |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Rafael city |
| Highest Grade | H-4 |
| 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 Mabel Jones across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mabel Jones
Spouse · 1940 · age 59 · b. ~1881 · 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 — Marin-County, California
Open full size
1940 US Federal Census — Marin-County, California
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00261-00582)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charlotte E. Frehe | 32 | Head | Teacher | California |
| 42 | Leonard Knittel | 43 | Head | Wholesale Liquor | California |
| 43 | Elizabeth Knittel | 45 | Wife | — | California |
| 44 | Leonard Jr. Knittel | 22 | Son | Apprentice | California |
| 45 | May M. Schneider | 74 | Head | — | California |
| 46 | John T. Schneider | 75 | Brother | — | California |
| 47 | Marie Ceaser | 45 | Niece | — | California |
| 48 | Frank Grady | 69 | Head | Proprietor | Erie |
| 49 | Rose Grady | 66 | Wife | — | Erie |
| 50 | Edward Grady | 27 | Son | Ass'T Manager | California |
| 51 | Loretta Grady | 30 | Daughter | Clerical | California |
| 52 | Paul C. Jones | 63 | Head | Sales Manager | Illinois |
| 53 | Mabel Jones THIS PERSON | 59 | Wife | — | California |
| 54 | Virginia I. Corson | 35 | Daughter | Sales Lady | California |
| 55 | Peter Baepalupi | 56 | Head | Realtor | Peru |
| 56 | Evelyn Baepalupi | 57 | Wife | — | Iowa |
| 57 | George Marshall | 59 | Head | Asst. Cost Accountant | California |
| 58 | Harriet Marshall | 55 | Wife | — | California |
| 59 | George Jr. Marshall | 19 | Son | Salesman | California |
| 60 | Lois Hoffman | 30 | Niece | — | California |
| 61 | Edward Ward | 31 | Head | Electrician | California |
| 62 | Mary Ward | 27 | Wife | — | Pennsylvania |
| 63 | June Ward | 5 | Daughter | — | California |
| 64 | Paul Ward | 2 | Son | — | California |
| 65 | Linne B. Bostick | 66 | Head | Clerk-After Work | California |
| 66 | Howard P. Bostick | 28 | Son | Office Clerk | California |
| 67 | Margaret Lynch | 64 | Head | — | Erie |
| 68 | Thomas Lynch | 31 | Son | Guard | California |
| 69 | Paul Streett | 36 | Head | District Manager | Virginia |
| 70 | Maxine Streett | 42 | Wife | Comptometer Operator | Illinois |
| 71 | Williams Bostwick | 21 | Step-Son | Auto Supply Salesman | Illinois |
| 72 | Mary Bostwick | 18 | Step-daughter | — | Illinois |
| 73 | Mary Hayes | 74 | Mother-in-law | — | Illinois |
| 74 | Henrietta Stain | 68 | Head | — | California |
| 75 | William Stain | 80 | Brother | — | California |
| 76 | Sarah V. Knight | 61 | Head | — | California |
| 77 | Agnes Hubbs | 39 | Lodger | Teacher | California |
| 78 | Louis Meyers | 60 | Head | Proprietor | Italy |
| 79 | Jennie Meyers | 47 | Wife | — | California |
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)