JW
Juanita Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ravalli-County, Montana
Our Model Tree links this Juanita Williams across the 1930 and 1940 US Censuses in Ravalli-County, Montana (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ravalli-County, Montana |
| Surname | Williams |
| Given Name | Juanita |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Hamilton City |
| 1935 Residence (County) | Ravalli |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Hamilton City |
| Est. Birth Year | ~1925 |
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 1940 census.
| Name | Relation to head | Relative to Juanita | Age | Birth yr |
|---|---|---|---|---|
| Lena Williams | Spouse | — | 41 | ~1899 |
| Ralph Williams | Son | — | 13 | ~1927 |
| Mildred Williams | Daughter | — | 8 | ~1932 |
| Roy Williams | Son | — | 4 | ~1936 |
| Walter Williams | Head | — | 43 | ~1897 |
| Violet Williams | Daughter | — | 14 | ~1926 |
| Juanita Williams | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Ravalli, Montana
Daughter, age 5
Ravalli, Montana · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Juanita M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Montana |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Ravalli-County, Montana
Daughter, age 15
Ravalli-County, Montana · implied b. ~1925 — 7 household members
| Surname | Williams |
| Given Name | Juanita |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Hamilton City |
| 1935 Residence (County) | Ravalli |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
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 Juanita Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Juanita Williams
Daughter · 1940 · age 15 · b. ~1925 · Montana
★ You are viewing this record
Sibling
Roy Williams
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Violet Williams
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Williams
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Williams
Sibling · 1940 · age 13
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 — Ravalli-County, Montana
Open full size
1940 US Federal Census — Ravalli-County, Montana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02227-00789)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sophie Millette | 47 | Head | Cler Operator | Switzerland |
| 42 | Louis L. M. Millette | 22 | Son | Night Watchman | Montana |
| 43 | Andrew Muregg | 53 | Brother | Laborer | Switzerland |
| 44 | Ralph M. Peterson | 34 | Head | Clerk | Montana |
| 45 | Alice C. Peterson | 28 | Wife | — | Montana |
| 46 | Lloyd E. Miller | 41 | Head | Proprietor | Kansas |
| 47 | Ella Miller | 42 | Wife | — | Colorado |
| 48 | Edith M. Miller | 17 | Daughter | — | Colorado |
| 49 | Howard J. Miller | 12 | Son | — | Colorado |
| 50 | Donald G. Miller | 6 | Son | — | Montana |
| 51 | Joseph Haigh | 63 | Head | Proprietor | Wisconsin |
| 52 | Ruth Haigh | 34 | Daughter | — | Montana |
| 53 | Charles B. Miller | 59 | Head | Minister | Illinois |
| 54 | Callie A. Miller | 56 | Wife | — | Iowa |
| 55 | J. D. Taylor | 60 | Head | Lawyer | Wisconsin |
| 56 | Florence B. Taylor | 58 | Wife | — | Wisconsin |
| 57 | Isabella J. Johnson | 85 | Mother-in-law | — | Michigan |
| 58 | Clyde E. Curry | 54 | Head | Owner | Kansas |
| 59 | Bessie P. Curry | 53 | Wife | — | Kansas |
| 60 | Laura C. Paschal | 82 | Mother-in-law | — | Texas |
| 61 | Arthur E. Whitcomb | 65 | Head | Cabinet Maker | New York |
| 62 | Birdie Whitcomb | 55 | Wife | — | Montana |
| 63 | Charles D. Haynes | 45 | Head | Superintendent Of Schools | Washington |
| 64 | Norma M. Haynes | 44 | Wife | — | Minnesota |
| 65 | Charles D. Jr. Haynes | 15 | Son | — | North Dakota |
| 66 | Carol Haynes | 14 | Daughter | — | Montana |
| 67 | Harry D. Browning | 71 | Head | Doctor | Illinois |
| 68 | Eda K. Browning | 62 | Wife | — | Iowa |
| 69 | Isadora Anson | 75 | Head | — | Indiana |
| 70 | Charles E. Ewart | 33 | Head | Foreman | Montana |
| 71 | Dorothy Ewart | 33 | Wife | — | Nebraska |
| 72 | Dorothy Ewart | 0 | Daughter | — | Montana |
| 73 | Walter Williams | 43 | Head | Sub-Foreman | Montana |
| 74 | Lena Williams | 41 | Wife | — | Missouri |
| 75 | Juanita Williams THIS PERSON | 15 | Daughter | — | Montana |
| 76 | Violet Williams | 14 | Daughter | — | Montana |
| 77 | Ralph Williams | 13 | Son | — | Montana |
| 78 | Mildred Williams | 8 | Daughter | — | Montana |
| 79 | Roy Williams | 4 | Son | — | Montana |
| 80 | Raymond J. Bowers | 46 | Head | Assistant Range Examiner | Minnesota |
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)