MM
Manuel Martinez — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rio-Grande-County, Colorado
Our Model Tree links this Manuel Martinez across the 1920, 1930 and 1940 US Censuses in Rio-Grande-County, Colorado (XGBoost, ~Confirmed), with identified parents Louis & Super — first a head (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rio-Grande-County, Colorado |
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Lariat |
| 1935 Residence (County) | Rio Grande |
| Additional Details | |
| Occupation | Labor |
| Industry | Street Project |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 200 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Labor |
| Township / Ward | Lariat |
| Est. Birth Year | ~1913 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Manuel | Age | Birth yr |
|---|---|---|---|---|
| Sophia Martinez | Daughter | — | 3 | ~1937 |
| Lavina Martinez | Spouse | — | 22 | ~1918 |
| Josephine Martinez | Daughter | — | 4 | ~1936 |
| Albert Martinez | Son | — | 1 | ~1939 |
| Manuel Martinez | Head | — | 27 | ~1913 |
Census Appearances
1920
Rio Grande, …
Son, age 7
Rio Grande, Colorado · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Rio Grande, …
Son, age 17
Rio Grande, Colorado · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | New Mexico |
| Mother's Birthplace | New Mexico |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Rio-Grande-County, Colorado
Head, age 27
Rio-Grande-County, Colorado · implied b. ~1913 — 5 household members
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Lariat |
| 1935 Residence (County) | Rio Grande |
| Occupation | Labor |
| Industry | Street Project |
| Class of Worker | GW |
| Hours Worked | 20 |
| Income (1939) | 200 |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| 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 Manuel Martinez across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Martinez (~0.92 confidence) and father Super Martinez (~0.92 confidence) and mother Melinda Martinez (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Martinez
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Super Martinez
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Melinda Martinez
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Manuel Martinez
Head · 1940 · age 27 · b. ~1913 · Colorado
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Rio-Grande-County, Colorado
Open full size
1940 US Federal Census — Rio-Grande-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00478-00384)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eloisa Avila | 10 | daughter | — | Colorado |
| 42 | Lucile Avila | 9 | daughter | — | Colorado |
| 43 | Madeline Avila | 7 | daughter | — | Colorado |
| 44 | Juanita Avila | 3 | daughter | — | Colorado |
| 45 | Luis Vigil | 28 | Head | Labor | Colorado |
| 46 | Mary Vigil | 25 | Wife | — | Colorado |
| 47 | Delfino Vigil | 9 | son | — | Colorado |
| 48 | Ida Vigil | 6 | daughter | — | Colorado |
| 49 | Daniel Vigil | 60 | Head | Labor | New Mexico |
| 50 | Lucia Vigil | 49 | wife | — | Colorado |
| 51 | Raphel Vigil | 21 | son | Labor | Colorado |
| 52 | Max Vigil | 18 | son | — | Colorado |
| 53 | Nick Vigil | 16 | son | — | Colorado |
| 54 | Susa Vigil | 13 | daughter | — | Colorado |
| 55 | Daniel Vigil | 12 | son | — | Colorado |
| 56 | Eva Vigil | 4 | daughter | — | Colorado |
| 57 | Joe Vigil | 8 | son | — | Colorado |
| 58 | Juan A Martinez | 26 | Head | Labor | Colorado |
| 59 | Irene Martinez | 24 | wife | — | Colorado |
| 60 | Patty Martinez | 3 | daughter | — | Colorado |
| 61 | Manuel Martinez | 53 | Head | Labor | Colorado |
| 62 | Rosa Rita Martinez | 50 | wife | — | Colorado |
| 63 | Juan Archuleta | 49 | Head | Labor | Colorado |
| 64 | Regina Archuleta | 43 | wife | — | Colorado |
| 65 | Paul Archuleta | 19 | son | Student | Colorado |
| 66 | Gilbert Archuleta | 15 | son | — | Colorado |
| 67 | Lola Archuleta | 22 | daughter | Maid | Colorado |
| 68 | Rodolfo Archuleta | 12 | son | — | Colorado |
| 69 | Fred Archuleta | 10 | son | — | Colorado |
| 70 | Mary Archuleta | 8 | daughter | — | Colorado |
| 71 | Teresa Archuleta | 7 | daughter | — | Colorado |
| 72 | Leonora Archuleta | 4 | daughter | — | Colorado |
| 73 | Herman Zamora | 2 | Grand Son | — | Colorado |
| 74 | Julia Sierra | 25 | Head | Maid | New Mexico |
| 75 | Antonia Sierra | 8 | daughter | — | Colorado |
| 76 | Manuel Martinez THIS PERSON | 27 | Head | Labor | Colorado |
| 77 | Lavina Martinez | 22 | wife | — | Colorado |
| 78 | Josephine Martinez | 4 | daughter | — | Colorado |
| 79 | Sophia Martinez | 3 | daughter | — | Colorado |
| 80 | Albert Martinez | 1 | son | — | Colorado |
Pedigree Summary
Manuel
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 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)