Castle Clinton National Monument Visit Guide

Castle Clinton National Monument

Best primary window for Castle Clinton: May, with April and June as strong shoulder months.

Located at the southern tip of Manhattan, Castle Clinton marks the place where New York City began and reflects the growth of both the city and the nation. Built to defend the harbor during the War of 1812, it has since welcomed theatergoers, immigrants, and sightseers—and today continues to greet millions of visitors to New York Harbor.

This page identifies Castle Clinton National Monument from the checked-in NPS snapshot, dated source cards, and the month windows listed here.

Targeted Impressions Data TeamData Science & Intelligence

materializedData snapshot: October 27, 20264 source cards

Answer-first planning signal

Best current use

Castle Clinton National Monument is listed as a National Monument in the checked-in NPS identity snapshot.

Best months

May, April, June

Peak crowd months

July, August, June

Current signal

Castle Clinton National Monument is listed as a National Monument in NY in the checked-in NPS identity snapshot. 4 source cards on this page. Data snapshot: October 27, 2026. Official NPS page: https://www.nps.gov/cacl/index.htm.

Visitor takeaway

Month windows for Castle Clinton National Monument are listed on this page. Official NPS page: https://www.nps.gov/cacl/index.htm.

What it sounds like

Castle Clinton audio on this page is a labeled modeled cue, not a field recording.

Summary at a glance

Castle Clinton National Monument is listed as a National Monument in the checked-in NPS identity snapshot. 4 source cards on this page. Data snapshot: October 27, 2026. Listed month windows: May, April, and June.

Best Months

May

↑ April, June

Budget Months

April

March, May

Peak Crowd

July

August, June

Region

coastal atlantic

Core Experiences

architecture-and-buildingfortsimmigrationmaritimecoastal-defensesArts and CultureGuided ToursJunior Ranger ProgramShoppingBookstore and Park Store

Month-by-month

Month windows on this page: May, April, and June listed as the primary window; July, August, and June listed as peak months; April, March, and May listed as lower-crowd months.

Primary Window

Listed primary window: May, April, and June.

Peak months

Listed peak months: July, August, and June.

Lower-crowd months

Listed lower-crowd months: April, March, and May.

Getting there

Use the closest major airport and a regional drive plan for Castle Clinton.

Castle Clinton is located in historic Battery Park. It is only directly accessible by foot, bicycle, or wheelchair. You cannot drive directly to the site. Local parking is nearly impossible to find and expensive. All public transportation options are located outside of Battery Park.

SERPRadio Origin Research

Place instrument

Clock, compare, and listen

Compare places

Season and now

Twelve-month planning is modeled from the published seasonal profile. The current hand stays unavailable until sourced alerts, hours, events, roads, and weather are fresh.

Current hand: Not available

Three listening lanes

Official NPS audio: Not provided for this snapshot.

Synthetic browser audio, never a field recording or live observation.

Jamcorder: Shared station.

Text equivalent for the seasonal place clock
Month	Visitability	Crowd pressure
January	49	24
February	53	24
March	60	28
April	63	42
May	64	58
June	62	76
July	59	92
August	60	90
September	61	74
October	61	56
November	58	34
December	52	28

The cue is a browser-generated composition, not a field recording. How NPS Sounds modeled audio works.

Methodology

This page uses the checked-in NPS identity snapshot for Castle Clinton National Monument, the 4 source cards below, and the figures listed above. Data snapshot: October 27, 2026. Read the NPS Sounds methodology and about NPS Sounds for how pages are assembled.

Data snapshot: October 27, 2026
Source cards: 4

Data Behind This Reading

Source provenance

NPS identity

high

Castle Clinton National Monument is identified as National Monument with NPS code cacl.

Available · Data snapshot: October 27, 2026

Source

Official operations

limited

Official alerts should be verified on the NPS page. This site uses a checked-in snapshot, not a live operations feed.

From the data snapshot · Data snapshot: October 27, 2026

Source

Weather and seasonality

limited

Castle Clinton National Monument has a variety of weather. New York City has hot summers and cold winters. Spring can have heavy rains and Autumn can be cool. http://forecast.weather.gov/MapClick.php?CityName=New+York&state=NY&site=OKX&lat=40.7198&lon=-73.993#.Vqj8OvkrJlZ

Modeled · Data snapshot: October 27, 2026

Source

How this page is assembled

limited

place page source cards come from the data snapshot October 27, 2026.

Data snapshot: October 27, 2026

Source

Where Castle Clinton National Monument fits

State, region, and designation hubs that list this place.

More Coastal Atlantic visit guides

Other source-reviewed places in the same region.