MS
Mary Sloan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Okanogan-County, Washington
Our Model Tree links this Mary Sloan across the 1910, 1920, 1930 and 1940 US Censuses in Okanogan-County, Washington (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 5-person household.
Age 56
b. ~1884
Female
Spouse
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Okanogan-County, Washington |
| Surname | Sloan |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mazama Election Precinct |
| 1935 Residence (County) | Okanogan |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mazama Election Precinct |
| Est. Birth Year | ~1884 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Tom Sloan | Son | — | 20 | ~1920 |
| Arthur Sloan | Son | — | 24 | ~1916 |
| Walter Sloan | Son | — | 16 | ~1924 |
| Newton Sloan | Head | — | 58 | ~1882 |
| Mary Sloan | Spouse | — | 56 | ~1884 |
Census Appearances
1910
Okanogan, Washington
Spouse, age 26
Okanogan, Washington · implied b. ~1884 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sloane |
| Given Name | Mary G |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Years Married | 4 |
| Children Born | 3 |
| Children Living | 3 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1920
Okanogan, Washington
Spouse, age 35
Okanogan, Washington · implied b. ~1885 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sloane |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Okanogan, Washington
Spouse, age 46
Okanogan, Washington · implied b. ~1884 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sloan |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 21 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Okanogan-County, Washington
Spouse, age 56
Okanogan-County, Washington · implied b. ~1884 — 5 household members
| Surname | Sloan |
| Given Name | Mary J. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mazama Election Precinct |
| 1935 Residence (County) | Okanogan |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Sloan across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Sloan
Spouse · 1940 · age 56 · b. ~1884 · Washington
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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 — Okanogan-County, Washington
Open full size
1940 US Federal Census — Okanogan-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04353-00246)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice K. Jorgensen | 26 | Partner | Evangelist | Washington |
| 42 | William H. Wehmeyer | 20 | Head | Packer | Washington |
| 43 | Kathryn G. Wehmeyer | 22 | Wife | — | Oregon |
| 44 | Richard E. Wehmeyer | 1 | Son | — | Washington |
| 45 | Louis J. Wehmeyer | 53 | Head | Farmer | Kansas |
| 46 | Gladys V. E. Wehmeyer | 40 | Wife | — | Oregon |
| 47 | Vella J. Wehmeyer | 17 | Daughter | — | Washington |
| 48 | Newton J. Sloan | 58 | Head | Farmer | Kentucky |
| 49 | Mary J. Sloan THIS PERSON | 56 | Wife | — | Kentucky |
| 50 | Arthur V. E. Sloan | 24 | Son | — | Washington |
| 51 | Tom Sloan | 20 | Son | Laborer | Washington |
| 52 | Walter M. Sloan | 16 | Son | — | Washington |
| 53 | William H. Stewart | 38 | Head | Farmer | Washington |
| 54 | Martha J. Stewart | 32 | Wife | — | Kentucky |
| 55 | Ethel I. Stewart | 12 | Daughter | — | Washington |
| 56 | Wallace S. Stewart | 11 | Son | — | Washington |
| 57 | Ernest C. Manderscheid | 31 | Head | Carpenter | Washington |
| 58 | Thelma I. Manderscheid | 25 | Wife | — | Kansas |
| 59 | Betty L. Manderscheid | 8 | Daughter | — | Oklahoma |
| 60 | Billy E. Manderscheid | 7 | Son | — | Oklahoma |
| 61 | Elden R. Manderscheid | 5 | Son | — | Oklahoma |
| 62 | Donald C. Manderscheid | 3 | Son | — | Washington |
| 63 | Byrl E. Crawley | 31 | Head | Laborer | Iowa |
| 64 | Marie E. Crawley | 28 | Wife | — | Washington |
| 65 | Forest W. Crawley | 6 | Son | — | Washington |
| 66 | Nellie A. Crawley | 3 | Daughter | — | Washington |
| 67 | Alma R. Crawley | 1 | Daughter | — | Washington |
| 68 | Carl E. Crawley | 0 | Son | — | Washington |
| 69 | Carl Wichert | 64 | Head | Farmer | Germany |
| 70 | Auguste Wichert | 57 | Wife | — | Germany |
| 71 | Hugh A. Russell | 43 | Head | Trucking | Canada |
| 72 | Gladys A. Russell | 40 | Wife | — | Missouri |
| 73 | Lorretta L. Russell | 1 | Daughter | — | Washington |
| 74 | Walter Downard | 54 | Boarder | Carpenter | Indiana |
| 75 | Guy A. Wyseaver | 29 | Head | Miner | Oklahoma |
| 76 | Ellen I. Wyseaver | 25 | Wife | — | Oklahoma |
| 77 | Betty L. Wyseaver | 8 | Daughter | — | Oklahoma |
| 78 | Lola I. Wyseaver | 3 | Daughter | — | Oklahoma |
| 79 | Joy B. Pemberton | 13 | Sister-in-law | — | Oklahoma |
| 80 | Jesse H. Grigg | 32 | Head | Farmer | Missouri |
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)