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Thelma Anderson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Madison, Idaho
Our Model Tree links this Thelma Anderson across the 1910 and 1920 US Censuses in Madison, Idaho (XGBoost, ~Confirmed) — first a daughter (b.~1902), then head of a 10-person household.
Age 18
b. ~1902
Female
Daughter
Born: Idaho
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Madison, Idaho |
| Surname | Anderson |
| Given Name | Thelma S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Thornton Precinct |
| Est. Birth Year | ~1902 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Valere Anderson | Daughter | — | ~1920 | |
| Catherine Anderson | Spouse | — | 39 | ~1881 |
| Mark Anderson | Son | — | 3 | ~1917 |
| Samuel Anderson | Head | — | 45 | ~1875 |
| Thelma Anderson | Daughter | — | 18 | ~1902 |
| Erma Anderson | Daughter | — | 8 | ~1912 |
| Morgan Anderson | Son | — | 6 | ~1914 |
| Merlyn Anderson | Son | — | 6 | ~1914 |
| Rex Anderson | Son | — | 10 | ~1910 |
| Lynn Anderson | Son | — | 15 | ~1905 |
Census Appearances
1910
Fremont, Idaho
Daughter, age 8
Fremont, Idaho · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1920
Madison, Idaho
Daughter, age 18
Madison, Idaho · implied b. ~1902 — 10 household members
| Surname | Anderson |
| Given Name | Thelma S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Utah |
| Mother's Birthplace | Utah |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Thelma Anderson across 2 US Census years (1910 and 1920) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thelma Anderson
Daughter · 1920 · age 18 · b. ~1902 · Idaho
★ You are viewing this record
Sibling
Erma Anderson
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mark Anderson
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Valere Anderson
Sibling · 1920 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merlyn Anderson
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rex Anderson
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morgan Anderson
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lynn Anderson
Sibling · 1920 · age 15
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
1920 US Federal Census — Madison, Idaho
Open full size
1920 US Federal Census — Madison, Idaho
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu293unit:0465)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edgar L. Anderson | 31 | Son | Farm Laborer | Idaho |
| 52 | Otis Anderson | 26 | Son | Farm Laborer | Idaho |
| 53 | May Anderson | 23 | Daughter | Teacher | Idaho |
| 54 | Emma N. Jenkins | 37 | Daughter | — | Idaho |
| 55 | Charles E. Jenkins | 43 | Son-in-law | Farm Laborer | Kansas |
| 56 | Samuel Anderson | 45 | Head | Farmer | Utah |
| 57 | Catherine Anderson | 39 | Wife | — | Utah |
| 58 | Thelma S. Anderson THIS PERSON | 18 | Daughter | — | Idaho |
| 59 | Lynn S. Anderson | 15 | Son | Farm Laborer | Idaho |
| 60 | Rex Anderson | 10 | Son | — | Idaho |
| 61 | Erma Anderson | 8 | Daughter | — | Idaho |
| 62 | Morgan Anderson | 6 | Son | — | Idaho |
| 63 | Merlyn Anderson | 6 | Son | — | Idaho |
| 64 | Mark Anderson | 3 | Son | — | Idaho |
| 65 | Valere Anderson | 0 | Daughter | — | Idaho |
| 66 | George E. Martin | 44 | Head | Farmer | Indiana |
| 67 | Lollie Martin | 41 | Wife | — | Sweden |
| 68 | Charles M. Martin | 8 | Son | — | Idaho |
| 69 | Rosa Martin | 6 | Daughter | — | Idaho |
| 70 | Gordon M. Martin | 4 | Son | — | Idaho |
| 71 | Carl Carlson | 44 | Head | Farm Laborer | Sweden |
| 72 | Kate Carlson | 20 | Wife | — | Wyoming |
| 73 | Chauncey R. Hansen | 48 | Head | Farmer | Utah |
| 74 | Clara Hansen | 43 | Wife | — | Utah |
| 75 | Catherine Hansen | 2 | Daughter | — | Idaho |
| 76 | James A. Hansen | 26 | Head | Farm Laborer | Utah |
| 77 | Esther O. Hansen | 26 | Wife | — | Minnesota |
| 78 | Lavon Hansen | 1 | Son | — | Idaho |
| 79 | Oscar J. Norlinger | 37 | Head | Superintendent | Minnesota |
| 80 | Carrie Norlinger | 33 | Wife | Cook | Colorado |
| 81 | Adaline Clark | 53 | Head | — | Utah |
| 82 | Grant David Clark | 11 | Grandson | — | Idaho |
| 83 | Leroy Sutton | 28 | Head | Farmer | Kansas |
| 84 | Hope Sutton | 21 | Wife | — | Idaho |
| 85 | Adeline Sutton | 1 | Daughter | — | Idaho |
| 86 | Minezo Yamada | 59 | Head | Farmer | Japan |
| 87 | Wue Yamada | 43 | Wife | — | Japan |
| 88 | Minezo Yamada | 17 | Son | Farm Laborer | Japan |
| 89 | R. Mato | 52 | Head | Farmer | Japan |
| 90 | Matsuyo Mato | 13 | Daughter | — | Japan |
| 91 | Walter Brothers | 30 | Head | Laborer | Montana |
| 92 | Louisa Brothers | 30 | Wife | — | Idaho |
| 93 | Ada M. Brothers | 4 | Daughter | — | Idaho |
| 94 | Eva L. Brothers | 2 | Daughter | — | Idaho |
| 95 | Persis Alva | 10 | Daughter | — | Idaho |
| 96 | Joseph Chambers | 74 | Head | Farmer | England |
| 97 | Eliza Ann Chambers | 66 | Wife | — | Utah |
| 98 | John Mccrae | 59 | Head | Farmer | Utah |
| 99 | Hulda C. Mccrae | 42 | Wife | — | Utah |
| 100 | John Mccrae | 23 | Son | Laborer | Idaho |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)