MR
Mary Ryan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · District-Of-Columbia-County, District of Columbia
Our Model Tree links this Mary Ryan across the 1910, 1920, 1930 and 1940 US Censuses in District-Of-Columbia-County, District of Columbia (XGBoost, ~Confirmed) — first a head (b.~1875), then head of a 7-person household.
Age 65
b. ~1875
Female
Head
Born: Virginia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | District-Of-Columbia-County, District of Columbia |
| Surname | Ryan |
| Given Name | Mary J |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | District Of Columbia |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Washington |
| Est. Birth Year | ~1875 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ruth Rothgeb | Daughter | — | 32 | ~1908 |
| Mary Ryan | Head | — | 65 | ~1875 |
| Lee Rothgeb | Other | — | 37 | ~1903 |
| Lindy Rothgeb | Other | — | 12 | ~1928 |
| James Ryan | Son | — | 28 | ~1912 |
| William Ryan | Son | — | 38 | ~1902 |
| John Rothgeb | Spouse | — | 69 | ~1871 |
Census Appearances
1910
None, District …
Spouse, age 35
None, District of Columbia · implied b. ~1875 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Butler |
| Industry | Private Family |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
None, District …
Spouse, age 45
None, District of Columbia · implied b. ~1875 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Mary G |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
None, District …
Spouse, age 54
None, District of Columbia · implied b. ~1876 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
District-Of-Columbia-County, District …
Head, age 65
District-Of-Columbia-County, District of Columbia · implied b. ~1875 — 7 household members
| Surname | Ryan |
| Given Name | Mary J |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Virginia |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | District Of Columbia |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Ryan across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Ryan
Head · 1940 · age 65 · b. ~1875 · District of Columbia
★ 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 — District-Of-Columbia-County, District of Columbia
Open full size
1940 US Federal Census — District-Of-Columbia-County, District of Columbia
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00569-00767)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joan A Burgess | 6 | Daughter | — | Dist of Colu |
| 42 | Inez Boyle | 54 | Mother-in-law | — | Virginia |
| 44 | Mary J Ryan THIS PERSON | 65 | Head | — | Virginia |
| 45 | William A Ryan | 38 | Son | Carpenter | Dist of Colu |
| 46 | Ruth Rothgeb | 32 | Daughter | Clerk | West of Colu |
| 47 | James J Ryan | 28 | Son | Helper Truck | West of Colu |
| 48 | John A Rothgeb | 69 | Husband | Carpenter | West of Colu |
| 49 | Lee Rothgeb | 37 | Son-in-law | Laborer | West of Colu |
| 50 | Lindy Rothgeb | 12 | Grandson | — | West of Colu |
| 51 | William E Trible | 26 | Head | Postal Clerk | Maryland |
| 52 | Mary L Trible | 26 | Wife | — | New York |
| 53 | Carol J Trible | 6 | Daughter | — | West of Colu |
| 54 | William E Jr Trible | 2 | Son | — | West of Colu |
| 55 | Ernest J Elwood | 44 | Head | Asst. Revenue | New York |
| 56 | Elmira C Elwood | 45 | Wife | — | West of Colu |
| 57 | Marjorie R Elwood | 14 | Daughter | — | West of Colu |
| 58 | Ernest Jr Elwood | 18 | Son | — | West of Colu |
| 59 | Barbara J Elwood | 6 | Daughter | — | West of Colu |
| 60 | Benjamin W Johnson | 52 | Head | Asst Foreman | New York |
| 61 | Myrtle A Johnson | 52 | Wife | — | New York |
| 62 | Maxwell S Johnson | 26 | Son | Clerk | Pennsylvania |
| 63 | Lester A Hatterback | 43 | Head | Railway Clerk | Virginia |
| 64 | Stella O Hatterback | 38 | Wife | — | Virginia |
| 65 | Bryan C Hatterback | 16 | Son | — | Virginia |
| 66 | Dean L Hatterback | 3 | Son | — | West of Colu |
| 67 | Ernest M Cornelius | 53 | Head | — | West Virginia |
| 68 | Minnie C Cornelius | 54 | Wife | In Trum. Maker | West of Colu |
| 69 | Wm S Walker | 59 | Head | Printer | West of Colu |
| 70 | Josephine C Walker | 52 | Wife | — | West of Colu |
| 71 | Adela J Lord | 82 | Mother-in-law | — | Canada |
| 72 | Lee H Shaffer | 70 | Head | — | Iowa |
| 73 | Edith O Shaffer | 62 | Wife | — | Iowa |
| 74 | John W Slocombe | 44 | Head | Contractor | Virginia |
| 75 | Mary K Slocombe | 34 | Wife | — | Georgia |
| 76 | Freddie M Sentell | 80 | Father-in-law | — | Georgia |
| 77 | Carrie Sentell | 43 | Sister-in-law | — | Georgia |
| 78 | Adie C Hargett | 53 | Head | Postal Service | Maryland |
| 79 | Grace C Hargett | 51 | Wife | — | Maryland |
| 80 | August W Hoover | 30 | Head | Furniture Builder | West of Colu |
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)