RP
Ruth Porter — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Santa-Cruz-County, California
Our Model Tree links this Ruth Porter across the 1930 and 1940 US Censuses in Santa-Cruz-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Santa-Cruz-County, California |
| Surname | Porter |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Watsonville City |
| 1935 Residence (County) | Santa Cruz |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Watsonville City |
| Est. Birth Year | ~1927 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Porter | Spouse | — | 46 | ~1894 |
| Florence Porter | Daughter | — | 17 | ~1923 |
| John Porter | Head | — | 45 | ~1895 |
| Mary Porter | Daughter | — | 18 | ~1922 |
| Ruth Porter | Daughter | — | 13 | ~1927 |
| Maude Walters | Other | — | 68 | ~1872 |
Census Appearances
1930
Santa Cruz, …
Daughter, age 3
Santa Cruz, California · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Porter |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Missouri |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Santa-Cruz-County, California
Daughter, age 13
Santa-Cruz-County, California · implied b. ~1927 — 6 household members
| Surname | Porter |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Watsonville City |
| 1935 Residence (County) | Santa Cruz |
| Highest Grade | No 7 |
| 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 Ruth Porter across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ruth Porter
Daughter · 1940 · age 13 · b. ~1927 · California
★ You are viewing this record
Sibling
Florence Porter
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Porter
Sibling · 1940 · age 18
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
1940 US Federal Census — Santa-Cruz-County, California
Open full size
1940 US Federal Census — Santa-Cruz-County, California
Page Contents
30 people indexed on this census page (nara:1940:m-t0627-00343-00273)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George L. Tolman | 18 | Son | Housekeeper | California |
| 42 | Viola Crum | 19 | maid | Grave-Clipper | Nebraska |
| 43 | Jasper Simunovich | 62 | head | — | Yugoslavia |
| 44 | Jasper Jr. Simunovich | 17 | son | — | California |
| 45 | Gerald Marcus | 27 | son-in-law | Proprietor | California |
| 46 | Florence Marcus | 27 | daughter | — | California |
| 47 | Peter Zar | 39 | head | Dealer | Yugoslavia |
| 48 | Stella Zar | 31 | wife | — | California |
| 49 | Kathryn Zar | 2 | daughter | — | California |
| 50 | Antone Zar | 33 | brother | Laborer | Yugoslavia |
| 51 | Harry Harrison | 31 | head | Proprietor | New York |
| 52 | Catherine Harrison | 30 | wife | Bookkeeper | California |
| 53 | Kikuye Nakimichi | 17 | maid | Housekeeper | California |
| 54 | Morrie Bloom | 34 | head | Proprietor | England |
| 55 | Laura Bloom | 30 | wife | — | New York |
| 56 | Natalie Bloom | 10 | daughter | — | California |
| 57 | Harriet Ann Bloom | 5 | daughter | — | California |
| 58 | Fay L. Brown | 17 | maid | Housekeeper | California |
| 59 | John Porter | 45 | head | Salesmanager | California |
| 60 | Ruth Porter | 46 | wife | — | Missouri |
| 61 | Mary Jane Porter | 18 | daughter | — | California |
| 62 | Florence Porter | 17 | daughter | — | California |
| 63 | Ruth Porter THIS PERSON | 13 | daughter | — | California |
| 64 | Maude Walters | 68 | mother-in-law | — | Missouri |
| 65 | Grace Forrester | 33 | head | Office Nurse | Canada |
| 66 | Elva Story | 27 | sister | Asst Librarian | Canada |
| 67 | Jeffie Horn | 46 | head | Asst. Area Conservationist | Texas |
| 68 | Martha Horn | 47 | wife | — | Oregon |
| 69 | Sue Anne Horn | 14 | daughter | — | California |
| 70 | Mildred Waguie | 50 | lodger | Hair Dresser | Canada |
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)