Counties in Maryland by natural change, July to June

Montgomery County had the highest natural change, July to June of 24 counties in 2019, at 5,770. Worcester County had the lowest, at -270. The median was 157 and the figure for Maryland was 19,133. Source: the U.S. Census Bureau.

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Highest5,770Montgomery County
Median15724 counties
Maryland19,133History

Map of counties, 2019

Allegany County: -202 personsAnne Arundel County: 2,225 personsBaltimore County: 1,106 personsCalvert County: 144 personsCaroline County: 87 personsCarroll County: 121 personsCecil County: 170 personsCharles County: 697 personsDorchester County: -44 personsFrederick County: 1,041 personsGarrett County: -101 personsHarford County: 461 personsHoward County: 1,561 personsKent County: -139 personsMontgomery County: 5,770 personsPrince George's County: 5,082 personsQueen Anne's County: 71 personsSt. Mary's County: 457 personsSomerset County: -79 personsTalbot County: -157 personsWashington County: 41 personsWicomico County: 193 personsWorcester County: -270 personsBaltimore city: 898 persons
  • Under -160
  • -160 to -100
  • -100 to 0
  • 0 to 180
  • 180 to 990
  • 990 and over
persons, 2019. Red areas are below zero and blue areas above it. Source: U.S. Census Bureau, Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Boundaries: U.S. Census Bureau cartographic boundary files.

All counties, 2019

Montgomery County: 5,770 personsMontgomery County5,770Prince George's County: 5,082 personsPrince George's County5,082Anne Arundel County: 2,225 personsAnne Arundel County2,225Howard County: 1,561 personsHoward County1,561Baltimore County: 1,106 personsBaltimore County1,106Frederick County: 1,041 personsFrederick County1,041Baltimore city: 898 personsBaltimore city898Charles County: 697 personsCharles County697Harford County: 461 personsHarford County461St. Mary's County: 457 personsSt. Mary's County457Wicomico County: 193 personsWicomico County193Cecil County: 170 personsCecil County170Calvert County: 144 personsCalvert County144Carroll County: 121 personsCarroll County121Caroline County: 87 personsCaroline County87Queen Anne's County: 71 personsQueen Anne's County71Washington County: 41 personsWashington County41Dorchester County: -44 personsDorchester County-44Somerset County: -79 personsSomerset County-79Garrett County: -101 personsGarrett County-101Kent County: -139 personsKent County-139Talbot County: -157 personsTalbot County-157Allegany County: -202 personsAllegany County-202Worcester County: -270 personsWorcester County-270Montgomery County: 5,770 personsMontgomery County5,770Prince George's County: 5,082 personsPrince George's County5,082Anne Arundel County: 2,225 personsAnne Arundel County2,225Howard County: 1,561 personsHoward County1,561Baltimore County: 1,106 personsBaltimore County1,106Frederick County: 1,041 personsFrederick County1,041Baltimore city: 898 personsBaltimore city898Charles County: 697 personsCharles County697Harford County: 461 personsHarford County461St. Mary's County: 457 personsSt. Mary's County457Wicomico County: 193 personsWicomico County193Cecil County: 170 personsCecil County170Calvert County: 144 personsCalvert County144Carroll County: 121 personsCarroll County121Caroline County: 87 personsCaroline County87Queen Anne's County: 71 personsQueen Anne's County71Washington County: 41 personsWashington County41Dorchester County: -44 personsDorchester County-44Somerset County: -79 personsSomerset County-79Garrett County: -101 personsGarrett County-101Kent County: -139 personsKent County-139Talbot County: -157 personsTalbot County-157Allegany County: -202 personsAllegany County-202Worcester County: -270 personsWorcester County-270
persons. Source: U.S. Census Bureau, Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Retrieved 2026-10-12.

Full ranking

RankCounties2019
persons
Change on 2018
1Montgomery County Estimated5,770-12.9%
2Prince George's County Estimated5,082-14.7%
3Anne Arundel County Estimated2,2250%
4Howard County Estimated1,561-10.2%
5Baltimore County Estimated1,106-25.7%
6Frederick County Estimated1,041+6.7%
7Baltimore city Estimated898-14.6%
8Charles County Estimated697+0.9%
9Harford County Estimated461+6%
10St. Mary's County Estimated457-8.8%
11Wicomico County Estimated193-20.2%
12Cecil County Estimated170+16.4%
13Calvert County Estimated144-26.2%
14Carroll County Estimated121+1,628.6%
15Caroline County Estimated87+148.6%
16Queen Anne's County Estimated71-20.2%
17Washington County Estimated41-14.6%
18Dorchester County Estimated-44-15.8%
19Somerset County Estimated-79-68.1%
20Garrett County Estimated-101-77.2%
21Kent County Estimated-139-20.9%
22Talbot County Estimated-157-112.2%
23Allegany County Estimated-202+19.5%
24Worcester County Estimated-270-8.9%

Other periods

About this ranking

Estimated births minus deaths of residents from July 1 of the previous year through June 30 of the reported year. A negative value means more deaths than births.

Equals births_july_june minus deaths_july_june for the same place and year. Not a calendar-year figure.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021 (Counties in Maryland by natural change, July to June, 2019) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021, Counties in Maryland by natural change, July to June, 2019. U.S. Census Bureau, 26 Mar. 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/natural-change-july-june/maryland-counties?period=2019. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Counties in Maryland by natural change, July to June, 2019. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/natural-change-july-june/maryland-counties?period=2019.

Harvard

U.S. Census Bureau (2026) Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021, Counties in Maryland by natural change, July to June, 2019 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/natural-change-july-june/maryland-counties?period=2019 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_maryland_by_2019,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021: Counties in Maryland by natural change, July to June, 2019}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/natural-change-july-june/maryland-counties?period=2019. Publisher attribution: U.S. Census Bureau. Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021: Counties in Maryland by natural change, July to June, 2019
PY  - 2026
DA  - 2026/03/26
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/natural-change-july-june/maryland-counties?period=2019
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/natural-change-july-june/maryland-counties?period=2019.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest natural change, July to June?

Montgomery County, with 5,770 in 2019, according to the U.S. Census Bureau.

Which county has the lowest natural change, July to June?

Worcester County, with -270 in 2019.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program: natural change (births minus deaths), July 1 of the previous year to June 30 of the reported year; vintage 2020 files for 2011 to 2020 and the latest 2020s vintage from 2021. Retrieved 2026-10-12.

Natural change, July to June: other rankings

Counties in Maryland: more rankings