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Manuel Martinez — 1940 US Census Record
Model Tree available1940 United States Federal Census · Las-Animas-County, Colorado
Our Model Tree links this Manuel Martinez across the 1920, 1930 and 1940 US Censuses in Las-Animas-County, Colorado (XGBoost, ~Confirmed), with identified parents Ralph & William — first a son (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Las-Animas-County, Colorado |
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Walsenburg |
| 1935 Residence (County) | Huerfano |
| Additional Details | |
| Occupation | Bellman |
| Industry | Hotel |
| Class of Worker | PW |
| Hours Worked | 62 |
| Income (1939) | 235 |
| Highest Grade | Hs 4 |
| 1935 Residence | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Bellman |
| Township / Ward | Trinidad City |
| Est. Birth Year | ~1917 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Manuel | Age | Birth yr |
|---|---|---|---|---|
| William Loos | Head | — | 26 | ~1914 |
| Elizabeth Loos | Spouse | — | 28 | ~1912 |
| Manuel Martinez | Son | — | 23 | ~1917 |
Census Appearances
1920
Las Animas, …
Other, age 2
Las Animas, Colorado · implied b. ~1918 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Manuel A. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | New Mexico |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Las Animas, …
Son, age 13
Las Animas, Colorado · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mexican |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Las-Animas-County, Colorado
Son, age 23
Las-Animas-County, Colorado · implied b. ~1917 — 3 household members
| Surname | Martinez |
| Given Name | Manuel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Walsenburg |
| 1935 Residence (County) | Huerfano |
| Occupation | Bellman |
| Industry | Hotel |
| Class of Worker | PW |
| Hours Worked | 62 |
| Income (1939) | 235 |
| Highest Grade | Hs 4 |
| 1935 Residence | Colorado |
| 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 Ralph Martinez (~0.92 confidence) and father William Loos (~0.60 confidence) and mother Carmela Martinez (~0.60 confidence) and mother Elizabeth Loos (~0.60 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.68
Father
Ralph Martinez
b. ~1890
Source father
● Household
· direct · ~0.92
Father
William Loos
b. ~1914
Source father
● Household
· direct · ~0.6
Mother
Carmela Martinez
b. ~1910
Source mother
● Household
· direct · ~0.6
Mother
Elizabeth Loos
b. ~1912
Source mother
● Household
· direct · ~0.6
This person
Anchor record
Manuel Martinez
Son · 1940 · age 23 · b. ~1917 · 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 — Las-Animas-County, Colorado
Open full size
1940 US Federal Census — Las-Animas-County, Colorado
Page Contents
16 people indexed on this census page (nara:1940:m-t0627-00468-00558)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Josephine Tayed | 19 | Sister | Usher | New Mexico |
| 42 | Jackie Tayed | 15 | Brother | Usher | New Mexico |
| 43 | William Pelliccio | 23 | Lodger | Clerk | New Mexico |
| 44 | Ralph Weinbroeer | Weinbroer | 31 | Head | Captain | Colorado |
| 45 | Mary A. Weinbroeer | Weinbroer | 30 | Wife | — | Colorado |
| 46 | Ralph Jr. Weinbroeer | Weinbroer | 5 | Son | — | Colorado |
| 47 | Donald Wade | 47 | Head | Insurance Salesman | Colorado |
| 48 | Zella D. Wade | 44 | Wife | Stenographer | Illinois |
| 49 | Joseph D. Zueck | 66 | Head | — | Illinois |
| 50 | Sarah H. Zueck | 65 | Wife | — | Pennsylvania |
| 51 | William Dixon Loos | 26 | Head | Clerk | California |
| 52 | Elizabeth E. Loos | 28 | Wife | — | California |
| 53 | Manuel Martinez THIS PERSON | 23 | Son | Bellman | Colorado |
| 54 | Betty R. Espey | 29 | Head | — | New York |
| 55 | Graham Espey | 8 | Son | — | Colorado |
| 56 | R. F. Rippinger | 30 | Head | — | — |
Pedigree Summary
Manuel
Gen 1 · 4 parents
~0.68
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)