AS
Alfred Smith — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Larimer, Colorado
Our Model Tree links this Alfred Smith across the 1910 and 1920 US Censuses in Larimer, Colorado (XGBoost, ~Confirmed) — first a son (b.~1901), then head of a 12-person household.
Age 19
b. ~1901
Male
Son
Born: Colorado
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Larimer, Colorado |
| Surname | Smith |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Laborer |
| Township / Ward | Precinct 40 |
| Est. Birth Year | ~1901 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Ina Smith | Daughter | — | 8 | ~1912 |
| Thelma Smith | Daughter | — | 15 | ~1905 |
| Bertha Smith | Daughter | — | 12 | ~1908 |
| Oma Smith | Daughter | — | 13 | ~1907 |
| John Smith | Head | — | 47 | ~1873 |
| Alfred Smith | Son | — | 19 | ~1901 |
| Ernest Smith | Son | — | 23 | ~1897 |
| Donald Smith | Son | — | 2 | ~1918 |
| Lester Smith | Son | — | 10 | ~1910 |
| Raymond Smith | Son | — | 6 | ~1914 |
| Albert Smith | Son | — | 4 | ~1916 |
| Nellie Smith | Spouse | — | 37 | ~1883 |
Census Appearances
1910
Larimer, Colorado
Son, age 9
Larimer, Colorado · implied b. ~1901 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1920
Larimer, Colorado
Son, age 19
Larimer, Colorado · implied b. ~1901 — 12 household members
| Surname | Smith |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Missouri |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Alfred Smith across 2 US Census years (1910 and 1920) in Larimer, Colorado, using XGBoost record linkage.
Show:
This person
Anchor record
Alfred Smith
Son · 1920 · age 19 · b. ~1901 · Colorado
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Sibling
Thelma Smith
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lester Smith
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertha Smith
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Smith
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Smith
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Oma Smith
Sibling · 1920 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ernest Smith
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Smith
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ina Smith
Sibling · 1920 · age 8
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 — Larimer, Colorado
Open full size
1920 US Federal Census — Larimer, Colorado
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu166unit:0600)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Bessie Bostey | 11 | daughter | None | Nebraska |
| 52 | Victor Bostey | 9 | son | None | Nebraska |
| 53 | Verna Bostey | 8 | daughter | None | Nebraska |
| 54 | Wesley Bostey | 6 | son | None | Nebraska |
| 55 | Burdette Bostey | 5 | son | None | Nebraska |
| 56 | Marguerite Bostey | 3 | daughter | None | Colorado |
| 57 | Hazel Bostey | 3 | daughter | None | Colorado |
| 58 | Alberta Bostey | 1 | daughter | None | Colorado |
| 59 | Jacob Fitzner | 45 | Head | Farmer | Russia |
| 60 | Amelia Fitzner | 42 | Wife | None | Russia |
| 61 | Adolph Fitzner | 18 | Son | Laborer | Russia |
| 62 | Albert Fitzner | 15 | Son | None | Colorado |
| 63 | Jacob Jr. Fitzner | 13 | Son | None | Colorado |
| 64 | Elizabeth Fitzner | 11 | Daughter | None | Colorado |
| 65 | Edward Fitzner | 8 | Son | None | Colorado |
| 66 | Ruth Fitzner | 5 | Daughter | None | Colorado |
| 67 | Ernest Fitzner | 2 | Son | None | Colorado |
| 68 | Lydia Thompson | 67 | Head | None | Tennessee |
| 69 | Arthur G. Thompson | 40 | Son | Farmer | Georgia |
| 70 | Richard L. Thompson | 30 | Son | Farmer | Georgia |
| 71 | Alfred L. Thompson | 27 | Son | Farmer | Georgia |
| 72 | W. Bert Bear | 30 | Head | Farmer | Nebraska |
| 73 | Gladys Bear | 18 | Sister | None | Colorado |
| 74 | John Smith | 47 | Head | Farmer | Ohio |
| 75 | Nellie Smith | 37 | Wife | None | Missouri |
| 76 | Ernest Smith | 23 | Son | Farmer | Colorado |
| 77 | Alfred Smith THIS PERSON | 19 | Son | Laborer | Colorado |
| 78 | Thelma Smith | 15 | Daughter | None | Colorado |
| 79 | Oma Smith | 13 | Daughter | None | Colorado |
| 80 | Bertha Smith | 12 | Daughter | None | Colorado |
| 81 | Lester Smith | 10 | Son | None | Colorado |
| 82 | Ina Smith | 8 | Daughter | None | Colorado |
| 83 | Raymond Smith | 6 | Son | None | Colorado |
| 84 | Albert Smith | 4 | Son | None | Colorado |
| 85 | Donald Smith | 2 | Son | None | Colorado |
| 86 | Edwin O. Armstrong | 32 | Head | Farmer | Missouri |
| 87 | Ruth Armstrong | 28 | Wife | None | Washington |
| 88 | Gertrude Alice Armstrong | 9 | Daughter | None | Missouri |
| 89 | Aras Ernest Armstrong | 4 | Son | None | Missouri |
| 90 | Ruth Frances Armstrong | 2 | Daughter | None | Colorado |
| 91 | Joseph Robert Armstrong | 0 | Son | None | Colorado |
| 92 | William A. Martin | 48 | Head | Farmer | Illinois |
| 93 | Emma Clark Martin | 43 | Wife | None | Missouri |
| 94 | Iva L. Martin | 19 | Daughter | None | Colorado |
| 95 | William A. Jr. Martin | 15 | Son | None | Colorado |
| 96 | Elmer S. Mcnair | 28 | Head | Laborer | Kansas |
| 97 | Helen Mcnair | 22 | Wife | None | Wyoming |
| 98 | Sebastian Vollbracht | 45 | Head | Farmer | Germany |
| 99 | Lucille Vollbracht | 44 | Wife | None | Illinois |
| 100 | Viola Vollbracht | 18 | Daughter | None | Illinois |
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)