RD
Robert Day — 1930 US Census Record
Model Tree available1930 United States Federal Census · Freeborn, Minnesota
Our Model Tree links this Robert Day across the 1920, 1930 and 1940 US Censuses in Freeborn, Minnesota (XGBoost, ~Confirmed), with identified parents Carroll & Carroll — first a son (b.~1914), then head of a 4-person household.
Age 16
b. ~1914
Male
Son
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Freeborn, Minnesota |
| Surname | Day |
| Given Name | Robert N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Albert Lea |
| Est. Birth Year | ~1914 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Grace Day | Other | — | 38 | ~1892 |
| Robert Day | Son | — | 16 | ~1914 |
| Carroll Day | Head | — | 41 | ~1889 |
| Constance Day | Daughter | — | 11 | ~1919 |
Census Appearances
1920
Freeborn, Minnesota
Son, age 6
Freeborn, Minnesota · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Student |
| Industry | Grade |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Freeborn, Minnesota
Son, age 16
Freeborn, Minnesota · implied b. ~1914 — 4 household members
| Surname | Day |
| Given Name | Robert N. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Freeborn-County, Minnesota
Head, age 26
Freeborn-County, Minnesota · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | Robt H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Albert Lea Twp |
| 1935 Residence (County) | Freeborn |
| Occupation | Salesman |
| Industry | Printing Supplies |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1500 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Robert Day across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carroll Day (~0.92 confidence) and father Carroll Day (~0.92 confidence) and mother Bessie Day (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carroll Day
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Carroll Day
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Bessie Day
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Day
Son · 1930 · age 16 · b. ~1914 · Minnesota
★ You are viewing this record
Sibling
Constance Day
Sibling · 1930 · age 11
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 — Freeborn, Minnesota
Open full size
1930 US Federal Census — Freeborn, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1087:0005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert J. Christenson | 9 | Son | — | Minnesota |
| 2 | Helen B. Davis | 23 | Lodger | — | Minnesota |
| 3 | Carroll Day | 41 | Head | Stenographer | Minnesota |
| 4 | Grace M. Day | 38 | Wife-H | Publisher | Minnesota |
| 5 | Robert N. Day THIS PERSON | 16 | Son | — | Minnesota |
| 6 | Constance Day | 11 | Daughter | — | Minnesota |
| 7 | Dr. Frank G. Holken | 37 | Head | Doctor | Nebraska |
| 8 | Rita Holken | 37 | Wife-H | — | Nebraska |
| 9 | Suzanne Holken | 3 | Daughter | — | Minnesota |
| 10 | Pearl Clausen | 29 | Servant | Servant | Iowa |
| 11 | Ruth-Ab Countermine | 24 | Head | — | Iowa |
| 12 | Ella-Ab Conner | 65 | Aunt-H | Housekeeper | Minnesota |
| 13 | Ben B. Whitcomb | 29 | Head | Advertiser | Iowa |
| 14 | Clara J. Whitcomb | 27 | Wife-H | — | South Dakota |
| 15 | Dwight A. Potter | 61 | Head | Manager | New York |
| 16 | Anna J. Potter | 63 | Wife-H | — | Missouri |
| 17 | Lyla Brue | 18 | Servant | Servant | Iowa |
| 18 | Gay H. Leverton | 44 | Head | Engineer | Illinois |
| 19 | Marta Leverton | 44 | Wife-H | — | Norway |
| 20 | Bernice Leverton | 15 | Daughter | — | Iowa |
| 21 | Ardella Leverton | 12 | Daughter | — | Minnesota |
| 22 | Frederick Johnston | 63 | Head | Coml Traveler | Maine |
| 23 | Sophia V. Johnston | 47 | Wife-H | — | Germany |
| 24 | Mildred M. Johnston | 23 | Daughter | Teacher | Illinois |
| 25 | Marshall Beech | 30 | Head | Local Agent | Minnesota |
| 26 | Ruth Beech | 31 | Wife-H | — | Minnesota |
| 27 | Oscar E. Swanson | 40 | Head | Coml Traveler | Iowa |
| 28 | Frances Swanson | 34 | Wife-H | — | Iowa |
| 29 | Carletta Swanson | 8 | Daughter | — | Iowa |
| 30 | Mary Swanson | 3 | Daughter | — | Minnesota |
| 31 | Lillian Apman | 32 | Lodger | Teacher | Minnesota |
| 32 | John S. Stoa | 61 | Head | Gen Credit Man | Minnesota |
| 33 | Ella Stoa | 58 | Wife-H | — | Minnesota |
| 34 | Ruby Stoa | 28 | Daughter | — | Minnesota |
| 35 | Emmagene Masse | 86 | Head | — | Vermont |
| 36 | William H. Walker | 71 | Brother | — | Wisconsin |
| 37 | Stena Jenson | 61 | Servant | Housekeeper | Minnesota |
| 38 | Edward Gillett | 67 | Head | — | Wisconsin |
| 39 | Claudia Gillett | 65 | Wife-H | — | Minnesota |
| 40 | Sarah E. Ayars | 75 | Head | — | Wisconsin |
| 41 | Emily J. Messer | 77 | Sister | — | New York |
| 42 | Percy P. Brown | 37 | Head | Manager | Minnesota |
| 43 | Digna E. Brown | 42 | Wife-H | — | Minnesota |
| 44 | Theodore O. Tennyson | 64 | Head | Cook | Illinois |
| 45 | Annack Tennyson | 61 | Wife-H | — | Iowa |
| 46 | Gustav J. Tennyson | 26 | Son | Waiter | Iowa |
| 47 | Theodore C. Tennyson | 20 | Son | Waiter | Iowa |
| 48 | Edward Tennyson | 31 | Head | Manager | Iowa |
| 49 | Inez Tennyson | 29 | Wife-H | — | Iowa |
| 50 | Elmer Peterson | 36 | Head | Lawyer | Minnesota |
Pedigree Summary
Robert + 1 sibling
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)