BJ
Barbara Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Ada-County, Idaho
Our Model Tree links this Barbara Jones across the 1930 and 1940 US Censuses in Ada-County, Idaho (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ada-County, Idaho |
| Surname | Jones |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Boise City |
| 1935 Residence (County) | Ada |
| Additional Details | |
| Income (1939) | 6 |
| Highest Grade | C-3 |
| 1935 Residence | Same house |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Township / Ward | Boise City |
| Est. Birth Year | ~1918 |
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 Barbara | Age | Birth yr |
|---|---|---|---|---|
| A Jones | Son | — | 23 | ~1917 |
| A Jones | Head | — | 52 | ~1888 |
| Barbara Jones | Daughter | — | 22 | ~1918 |
| Clayton Jones | Son | — | 17 | ~1923 |
| Lois Jones | Spouse | — | 46 | ~1894 |
| Winfield Jones | Son | — | 19 | ~1921 |
Census Appearances
1930
Ada, Idaho
Daughter, age 12
Ada, Idaho · implied b. ~1918 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Barbara E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Nevada |
| Mother's Birthplace | Montana |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Ada-County, Idaho
Daughter, age 22
Ada-County, Idaho · implied b. ~1918 — 6 household members
| Surname | Jones |
| Given Name | Barbara |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | Boise City |
| 1935 Residence (County) | Ada |
| Income (1939) | 6 |
| Highest Grade | C-3 |
| 1935 Residence | Same house |
| 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 Barbara Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Barbara Jones
Daughter · 1940 · age 22 · b. ~1918 · Idaho
★ You are viewing this record
Sibling
A Jones
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winfield Jones
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clayton Jones
Sibling · 1940 · age 17
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 — Ada-County, Idaho
Open full size
1940 US Federal Census — Ada-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00735-00770)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | R. A. Wright | 38 | Head | Jeweler | Iowa |
| 2 | Lottie Wright | 36 | Wife | — | Idaho |
| 3 | Wayne Wright | 10 | Son | — | Idaho |
| 4 | Freda Johnson | 70 | Mother-in-law | — | Sweden |
| 5 | Lloyd Stevens | 43 | Head | Ditch Rider | Minnesota |
| 6 | Margaret Stevens | 36 | Wife | Bookkeeper | Idaho |
| 7 | Norman Koser | 28 | Head | Furnace Installer | Canada-Eng. |
| 8 | Katherine Koser | 24 | Wife | — | Idaho |
| 9 | Connie June Koser | 5 | Daughter | — | Idaho |
| 10 | Jimmy Koser | 3 | Son | — | Idaho |
| 11 | Patti Koser | 2 | Daughter | — | Idaho |
| 12 | Georgia Koser | 1 | Daughter | — | Idaho |
| 13 | Marjory Simpkins | 19 | Head | — | Idaho |
| 14 | Malcolm Simpkins | 2 | Son | — | Idaho |
| 15 | Michell Simpkins | 1 | Son | — | Idaho |
| 16 | John H. Halberg | 50 | Head | Doctor | Nebraska |
| 17 | Mary C. Halberg | 40 | Wife | — | Nebraska |
| 18 | Joan Halberg | 10 | Daughter | — | Nebraska |
| 19 | S. E. Howell | 35 | Head | Contractor | Idaho |
| 20 | Shirley Howell | 35 | Wife | — | Idaho |
| 21 | Harry R. Chatterton | 55 | Head | Manager | Oregon |
| 22 | Clementine Chatterton | 53 | Wife | — | Idaho |
| 23 | A. C. Jones | 52 | Head | Doctor | Nevada |
| 24 | Lois C. Jones | 46 | Wife | — | Montana |
| 25 | A. C. Jr. Jones | 23 | Son | — | Montana |
| 26 | Barbara Jones THIS PERSON | 22 | Daughter | — | Montana |
| 27 | Winfield Jones | 19 | Son | — | Montana |
| 28 | Clayton Jones | 17 | Son | — | Idaho |
| 29 | D. W. Moore | 71 | Head | Gardner | Massachusetts |
| 30 | Jim Fong | 44 | Head | Cook | China |
| 31 | J. M. Stanton | 67 | Head | Laborer | Oregon |
| 32 | Anna E. Stanton | 66 | Wife | — | Sweden |
| 33 | John Rhodes | 52 | Head | Laborer | Ohio |
| 34 | Ethel Rhodes | 36 | Wife | — | Idaho |
| 35 | Robert S. Rhodes | 15 | Son | — | Idaho |
| 36 | Helen S. Rhodes | 14 | Daughter | — | Idaho |
| 37 | William Rhodes | 11 | Son | — | Idaho |
| 38 | Raymond Rhodes | 11 | Son | — | Idaho |
| 39 | Chas. M. Rhodes | 6 | Son | — | Idaho |
| 40 | William Lassen | 28 | Head | Manager | Idaho |
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)