AA
Alma Anderson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Roberts, South Dakota
Our Model Tree links this Alma Anderson across the 1920 and 1930 US Censuses in Roberts, South Dakota (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 9-person household.
Age 21
b. ~1909
Female
Daughter
Born: South Dak
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Roberts, South Dakota |
| Surname | Anderson |
| Given Name | Alma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | South Dak |
| Father's Birthplace | Norway |
| Mother's Birthplace | South Dak |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birthplace (normalized) | south dak |
| Township / Ward | Easter Twp T 122 R 52 |
| Est. Birth Year | ~1909 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Alma | Age | Birth yr |
|---|---|---|---|---|
| Cynthia Anderson | Daughter | — | 10 | ~1920 |
| Alma Anderson | Daughter | — | 21 | ~1909 |
| Ora Anderson | Daughter | — | 16 | ~1914 |
| Eunice Anderson | Daughter | — | 13 | ~1917 |
| Lois Anderson | Daughter | — | 9 | ~1921 |
| Thomas Anderson | Head | — | 45 | ~1885 |
| Clint Anderson | Son | — | 15 | ~1915 |
| Melvin Anderson | Son | — | 12 | ~1918 |
| Julia Anderson | Spouse | — | 44 | ~1886 |
Census Appearances
1920
Davison, South …
Daughter, age 10
Davison, South Dakota · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Alta A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | South Dak |
| Father's Birthplace | Denmark |
| Mother's Birthplace | South Dak |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birthplace (normalized) | south dak |
1930
Roberts, South …
Daughter, age 21
Roberts, South Dakota · implied b. ~1909 — 9 household members
| Surname | Anderson |
| Given Name | Alma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | South Dak |
| Father's Birthplace | Norway |
| Mother's Birthplace | South Dak |
| Occupation | none |
| Can Read/Write | Yes |
| Birthplace (normalized) | south dak |
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 Alma Anderson across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Alma Anderson
Daughter · 1930 · age 21 · b. ~1909 · South Dakota
★ You are viewing this record
Sibling
Melvin Anderson
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eunice Anderson
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ora Anderson
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clint Anderson
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Anderson
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cynthia Anderson
Sibling · 1930 · age 10
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
1930 US Federal Census — Roberts, South Dakota
Open full size
1930 US Federal Census — Roberts, South Dakota
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2230unit:0227)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Glenn O. Scudder | 46 | Head | Farmer | Ohio |
| 2 | Emma F. Scudder | 49 | Wife | None | Ohio |
| 3 | Leroy B. Scudder | 17 | Son | Laborer | Iowa |
| 4 | Alice R. Scudder | 16 | Daughter | None | Iowa |
| 5 | Arthur N. Labarr | 50 | Head | Farmer | Michigan |
| 6 | Libbie Labarr | 48 | Wife | None | South Dak |
| 7 | Gertrude M. Labarr | 20 | Daughter | None | South Dak |
| 8 | Leo S. Labarr | 16 | Son | None | South Dak |
| 9 | Walter Bergquist | 44 | Head | Farmer | South Dak |
| 10 | Ella P. Bergquist | 40 | Wife | None | South Dak |
| 11 | Vivian M. Bergquist | 16 | Daughter | None | South Dak |
| 12 | Joseph Anderson | 20 | Boarder | Laborer | South Dak |
| 13 | Thomas E. Lien | 64 | Head | Farmer | Norway |
| 14 | Ragna Lien | 53 | Wife | None | Norway |
| 15 | Edwin C. Lien | 23 | Son | Laborer | South Dak |
| 16 | Theodore R. Lien | 21 | Son | Laborer | South Dak |
| 17 | Ella Lien | 17 | Daughter | None | South Dak |
| 18 | Alfred C. Lien | 15 | Son | None | South Dak |
| 19 | Mabel A. Lien | 12 | Daughter | None | South Dak |
| 20 | Elmo Miller | 40 | Head | Farmer | South Dak |
| 21 | Anna J. Miller | 40 | Wife | None | South Dak |
| 22 | Raymond E. Miller | 16 | Son | None | South Dak |
| 23 | Dorothy E. Miller | 13 | Daughter | None | South Dak |
| 24 | Elmer M. Miller | 12 | Son | None | South Dak |
| 25 | Hugh H. Estes | 37 | Head | Farmer | Iowa |
| 26 | Vina M. Estes | 30 | Wife | None | Iowa |
| 27 | William Keck | 50 | Father-in-law | Laborer | Iowa |
| 28 | Mae A. Keck | 48 | Mother-in-law | None | Iowa |
| 29 | Cleo V. Keck | 17 | Brother-in-law | Laborer | Iowa |
| 30 | Ray L. Keck | 25 | Brother-in-law | Laborer | Iowa |
| 31 | Chris J. Bronson | 35 | Head | Farmer | Minnesota |
| 32 | Julia M. Bronson | 31 | Wife | None | South Dak |
| 33 | Marian A. Bronson | 9 | Daughter | None | South Dak |
| 34 | Ruth C. Bronson | 4 | Daughter | None | South Dak |
| 35 | Arvid J. Bronson | 1 | Son | None | South Dak |
| 36 | Fred A. Brooks | 78 | Head | Farmer | Michigan |
| 37 | Jane Brooks | 65 | Wife | None | Iowa |
| 38 | Albert T. Hjellming | 34 | Head | Farmer | South Dak |
| 39 | Alice O. Hjellming | 36 | Wife | None | South Dak |
| 40 | Elnora N. Hjellming | 4 | Daughter | None | South Dak |
| 41 | Lyle A. Hjellming | 3 | Son | None | South Dak |
| 42 | Thomas Anderson | 45 | Head | Farmer | Norway |
| 43 | Julia Anderson | 44 | Wife | None | South Dak |
| 44 | Alma Anderson THIS PERSON | 21 | Daughter | None | South Dak |
| 45 | Ora Anderson | 16 | Daughter | None | South Dak |
| 46 | Clint Anderson | 15 | Son | None | South Dak |
| 47 | Eunice Anderson | 13 | Daughter | None | South Dak |
| 48 | Melvin Anderson | 12 | Son | None | South Dak |
| 49 | Cynthia Anderson | 10 | Daughter | None | South Dak |
| 50 | Lois Anderson | 9 | Daughter | None | South Dak |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)