MH
Mary Herbert — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Mary Herbert across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1894), then head of a 6-person household.
Age 46
b. ~1894
Female
Head
Born: Maryland
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Herbert |
| Given Name | Mary K |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1894 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Henry Herbert | Son | — | 22 | ~1918 |
| Mary Herbert | Head | — | 46 | ~1894 |
| Mary Herbert | Daughter | — | 18 | ~1922 |
| Francis Herbert | Daughter | — | 6 | ~1934 |
| Claire Herbert | Daughter | — | 12 | ~1928 |
| Robert Herbert | Son | — | 20 | ~1920 |
Census Appearances
1930
Baltimore, Maryland
Spouse, age 36
Baltimore, Maryland · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Herbert |
| Given Name | Mary R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 22 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 46
Baltimore-City-County, Maryland · implied b. ~1894 — 6 household members
| Surname | Herbert |
| Given Name | Mary K |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Widowed |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Herbert across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Herbert
Head · 1940 · age 46 · b. ~1894 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01525-00036)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl F Thomas | 26 | Son | Crone Conductor | Maryland |
| 2 | Turner A Moncure | 53 | Head | Physician | Virginia |
| 3 | George A Hayes | 39 | Head | Milling Machine Operator | Pennsylvania |
| 4 | Lillian F Hayes | 35 | Wife | — | Pennsylvania |
| 5 | George P Jr Hayes | 16 | Son | — | Pennsylvania |
| 6 | Donald R Hayes | 15 | Son | — | Pennsylvania |
| 7 | David J Hayes | 13 | Son | — | Pennsylvania |
| 8 | Richard P Hayes | 4 | Son | — | Pennsylvania |
| 9 | Frederick Weidman | 45 | Head | Linotype Operator | New York |
| 10 | Mary Weidman | 45 | Wife | — | Maryland |
| 11 | Elizabeth Weidman | 13 | Daughter | — | Maryland |
| 12 | John L Kearney | 51 | Head | Tile Setter | Delaware |
| 13 | Maude A Kearney | 45 | Wife | — | Maryland |
| 14 | Grace M Kearney | 25 | Daughter | Statistical Clerk | Maryland |
| 15 | Marion H Kearney | 21 | Daughter | Typist Clerk | Maryland |
| 16 | Alice M Kearney | 16 | Daughter | — | Maryland |
| 17 | Gilbert F Kearney | 6 | Son | — | Maryland |
| 18 | Arthur L Franklin | 54 | Head | Credit Manager | New Jersey |
| 19 | Katharine Franklin | 52 | Wife | — | Maryland |
| 20 | Emily J Foard | 82 | Mother | — | N. Carolina |
| 21 | Clement Baer | 51 | Head | Foreman | Maryland |
| 22 | Margaret S Baer | 49 | Wife | — | Maryland |
| 23 | Mary K Herbert THIS PERSON | 46 | Head | — | Maryland |
| 24 | Henry Herbert | 22 | Son | Jr Accountant | Maryland |
| 25 | Robert K Herbert | 20 | Son | Typist Clerk | Maryland |
| 26 | Mary Jane Herbert | 18 | Daughter | Typist Clerk | Maryland |
| 27 | Claire V Herbert | 12 | Daughter | — | Maryland |
| 28 | Francis P Herbert | 6 | Daughter | — | Maryland |
| 29 | Edwin P Wiesner | 43 | Head | Bookkeeper | Maryland |
| 30 | Evelyn Wiesner | 39 | Wife | — | Maryland |
| 31 | Phillip Wiesner | 16 | Son | — | Maryland |
| 32 | Phylis Wiesner | 13 | Daughter | — | Maryland |
| 33 | Richard Wiesner | 12 | Son | — | Maryland |
| 34 | Stella Lewensohn | 53 | Head | — | New York |
| 35 | Milton Lewensohn | 50 | Brother | Stock Clerk | New York |
| 36 | Bertha L Ross | 68 | Sister | — | England |
| 37 | Edward M Kaufman | 58 | Head | Boiler Maker | W. Virginia |
| 38 | Daisy M Kaufman | 59 | Wife | — | W. Virginia |
| 39 | Marion Kaufman | 22 | Daughter | Stenographer | Maryland |
| 40 | Eleanor M Johannes | 61 | Head | Teacher | Maryland |
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)