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Marie Brown — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Arapahoe-County, Colorado
Our Model Tree links this Marie Brown across the 1930 and 1940 US Censuses in Arapahoe-County, Colorado (XGBoost, ~Confirmed) — first a spouse (b.~1909), then head of a 6-person household.
Age 31
b. ~1909
Female
Spouse
Born: New Mexico
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Arapahoe-County, Colorado |
| Surname | Brown |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Mexico |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Arapahoe |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Colorado |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
| Township / Ward | E P 15 |
| Est. Birth Year | ~1909 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Marie | Age | Birth yr |
|---|---|---|---|---|
| Gladys Brown | Daughter | — | 11 | ~1929 |
| Myrtle Brown | Daughter | — | 7 | ~1933 |
| Thelma Brown | Daughter | — | 3 | ~1937 |
| Albert Brown | Head | — | 31 | ~1909 |
| Robert Brown | Son | — | 5 | ~1935 |
| Marie Brown | Spouse | — | 31 | ~1909 |
Census Appearances
1930
Denver, Colorado
Other, age 21
Denver, Colorado · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Marie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | Mexican |
| Age | 21 |
| Marital Status | Married |
| Birthplace | New Mexico |
| Age at First Marriage | 18 |
| Father's Birthplace | New Mexico |
| Mother's Birthplace | New Mexico |
| Can Read/Write | Yes |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
1940
Arapahoe-County, Colorado
Spouse, age 31
Arapahoe-County, Colorado · implied b. ~1909 — 6 household members
| Surname | Brown |
| Given Name | Marie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | New Mexico |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Arapahoe |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Colorado |
| Birth State | New Mexico |
| Birth Country | United States |
| Birthplace (normalized) | new mexico |
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 Marie Brown across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marie Brown
Spouse · 1940 · age 31 · b. ~1909 · 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 — Arapahoe-County, Colorado
Open full size
1940 US Federal Census — Arapahoe-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00455-00326)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Susan Siefker | 61 | Wife | — | New Hampshire |
| 2 | Albert Brown | 31 | Head | Painting | Oklahoma |
| 3 | Marie Brown THIS PERSON | 31 | Wife | — | New Mexico |
| 4 | Gladys Brown | 11 | Daughter | — | Colorado |
| 5 | Myrtle Brown | 7 | Daughter | — | Colorado |
| 6 | Robert Brown | 5 | Son | — | Colorado |
| 7 | Thelma Brown | 3 | Daughter | — | Colorado |
| 8 | James Hodges | 30 | Head | Mail Carrier | Mississippi |
| 9 | Thelma Hodges | 30 | Wife | — | Missouri |
| 10 | James Hodges | 8 | Son | — | Missouri |
| 11 | Laura Hodges | 7 | Daughter | — | Wyoming |
| 12 | Clarence Hodges | 5 | Son | — | Colorado |
| 13 | Nancyann Hodges | 2 | Daughter | — | Colorado |
| 14 | Vera P Burton | 38 | Head | Sales Clerk | Iowa |
| 15 | Shirley Burton | 12 | Daughter | — | Colorado |
| 16 | Donald Burton | 10 | Son | — | Colorado |
| 17 | William Anderson | 63 | Father | Digging Well | Iowa |
| 18 | May Anderson | 56 | Mother | — | Iowa |
| 19 | Earl Burton | 33 | Brother | Odd Jobs | Iowa |
| 20 | Henry Schmitt | 39 | Head | Laborer | Kansas |
| 21 | Katherine Schmitt | 34 | Wife | — | Nebraska |
| 22 | Clayton Schmitt | 13 | Son | — | Colorado |
| 23 | Helen Schmitt | 13 | Daughter | — | Colorado |
| 24 | Elton Schmitt | 2 | Son | — | Colorado |
| 25 | Charles Bates | 47 | Head | Laborer | Ohio |
| 26 | Rosalba Bates | 29 | Wife | — | Ohio |
| 27 | June Bates | 6 | Daughter | — | Nebraska |
| 28 | Charles Bates | 4 | Son | — | Nebraska |
| 29 | William D. Oliver | 52 | Head | Odd Jobs | Arkansas |
| 30 | William Oliver | 23 | Son | Sales Clerk | Colorado |
| 31 | Helen Oliver | 22 | Daughter in law | — | Florida |
| 32 | John E. Line | 71 | Head | — | Illinois |
| 33 | Carrie E. Line | 65 | Wife | — | Maine |
| 34 | Delmer Oliver | 27 | Head | Baker Helper | Florida |
| 35 | Florence Oliver | 23 | Wife | — | Colorado |
| 36 | Robert D. Oliver | 3 | Son | — | Colorado |
| 37 | Claude Oliver | 2 | Son | — | Colorado |
| 38 | Johannes Olsen | 39 | Head | Carpenter Helper | Norway |
| 39 | Mildred Olsen | 29 | Wife | — | Oklahoma |
| 40 | Evelyn Olsen | 8 | Daughter | — | 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)