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Mary Martinez — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Huerfano-County, Colorado
Our Model Tree links this Mary Martinez across the 1930 and 1940 US Censuses in Huerfano-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Female
Spouse
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Huerfano-County, Colorado |
| Surname | Martinez |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Walsenburg |
| 1935 Residence (County) | Huerfano |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Township / Ward | Walsenburg City |
| Est. Birth Year | ~1900 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dan Martinez | Head | — | 42 | ~1898 |
| Phyllis Martinez | Daughter | — | 2 | ~1938 |
| Daniel Martinez | Son | — | 5 | ~1935 |
| Mary Martinez | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Huerfano, Colorado
Other, age 30
Huerfano, Colorado · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 17 |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Can Read/Write | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Huerfano-County, Colorado
Spouse, age 40
Huerfano-County, Colorado · implied b. ~1900 — 4 household members
| Surname | Martinez |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Walsenburg |
| 1935 Residence (County) | Huerfano |
| Highest Grade | No 8 |
| 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 Mary Martinez across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Martinez
Spouse · 1940 · age 40 · b. ~1900 · Colorado
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Huerfano-County, Colorado
Open full size
1940 US Federal Census — Huerfano-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00464-00616)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sam Jones | 78 | Head | — | Alabama |
| 42 | Felix B. Gafford | 39 | Head | Barber | Mexico |
| 43 | Frank Riddell | 54 | Head | — | Washington |
| 44 | Mike Labichi | 58 | Head | — | Yugoslavia |
| 45 | Peter Stamas | 54 | Head | — | Greece |
| 46 | Peter H. Kallas | 46 | Head | Coal Miner | Greece |
| 47 | George Maurikos | 46 | Lodger | Coal Miner | Greece |
| 48 | Bert J. Bargester | 70 | Head | — | Iowa |
| 49 | Gus Zompanis | 52 | Head | — | Greece |
| 50 | Benny Lucero | 42 | Head | Laborer | Colorado |
| 51 | Tina Lucero | 37 | Wife | School Teacher | Colorado |
| 52 | Dan E. Martinez | 42 | Head | Laborer | Colorado |
| 53 | Mary Martinez THIS PERSON | 40 | Wife | — | Colorado |
| 54 | Daniel David Martinez | 5 | Son | — | Colorado |
| 55 | Phyllis Darlene Martinez | 2 | Daughter | — | Colorado |
| 56 | Miguel Martinez | 26 | Head | Construction | Colorado |
| 57 | Cypriano Archuleta | 25 | Head | — | Colorado |
| 58 | Salvador Mangua | 39 | Head | Laborer | Mexico |
| 59 | Rose Mangua | 39 | Wife | — | New Mexico |
| 60 | Arthur Mangua | 5 | Son | — | Colorado |
| 61 | Fidel Naranjo | 59 | Head | Laborer | Colorado |
| 62 | Clara Trujillo | 53 | Head | Seamstress | New Mexico |
| 63 | Stella Sanchez | 27 | Daughter | — | Colorado |
| 64 | Mary Ramona Trujillo | 18 | Daughter | — | Colorado |
| 65 | Charles Tony Trujillo | 12 | Son | — | Colorado |
| 66 | Joe Keiccalino | 51 | Head | — | Italy |
| 67 | Jennie De Bruka | 35 | Head | — | Colorado |
| 68 | Mary De Bruka | 17 | Daughter | Seamstress | Colorado |
| 69 | Lee De Bruka | 16 | Son | New Worker | Colorado |
| 70 | Roger De Bruka | 9 | Son | — | Colorado |
| 71 | Leo Lusec | 35 | Head | Coal Miner | Yugoslavia |
| 72 | Josephine Lusec | 33 | Wife | — | Colorado |
| 73 | Rose Marie Lusec | 13 | Daughter | — | Colorado |
| 74 | Benjie J. Garcia | 21 | Head | Truck Driver | Colorado |
| 75 | Isabel Garcia | 21 | Wife | — | Colorado |
| 76 | John Garcia | 3 | Son | — | Colorado |
| 77 | Benjie Jr. Garcia | 0 | Son | — | Colorado |
| 78 | Jack Correnti | 53 | Head | — | Louisiana |
| 79 | Josephine Correnti | 55 | Wife | — | Italy |
| 80 | Joe Correnti | 22 | Son | Coal Miner | Colorado |
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)