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Major city · United States

BoonsboroBoonsboro, Maryland

Give Boonsboro half a day on a Washington County loop: museum, lunch on the square, then the Washington Monument on South Mountain before dark.

Not yet checkedSourcesWhat these labels mean

Boonsboro is a small Washington County town of about 3,300 people at the junction of US-40 and MD-34, 15 minutes from Antietam and 20 from Hagerstown. It works as a lunch stop, a museum stop and a base for South Mountain rather than a destination on its own. One night is enough; most visitors pass through in two to four hours.

basic guide: no trip line yet
3 pages, for the metro and roaming-off days
Map
Google Maps Apple Maps Street View
More ways in
Print / PDF guide
Local time, weather, currency, airports
Weather
see forecast
Currency
USD
Best months
Apr–Jun, Sep–Oct
avoid Jan–Feb (ice, closures), late Jul–Aug (heat and humidity)
Airports
IAD · DCA · BWI · HGR
Nights
1
Rules in force · 7Crossing between the US, Canada and Mexico by land needs …Cannabis is legal in Canada and in many US states, but ta…
  • North America ↗Crossing between the US, Canada and Mexico by land needs your passport even on a day trip; rental cars need the company's written permission to cross, and most US and Canadian rental insurance stops at the Mexican border.
  • North America ↗Cannabis is legal in Canada and in many US states, but taking any amount across the US, Canadian or Mexican border is a federal crime — including edibles and vapes.
  • North America ↗The busiest US and Canadian national parks need timed-entry, campsite or lodge reservations in summer; release dates are months ahead.
  • United States ↗Check whether you need an ESTA (Visa Waiver Program) or a visa on the official CBP and State Department sites; apply only through esta.cbp.dhs.gov, not third-party sites, and allow time before you book.
  • United States ↗Several popular national parks use timed-entry or vehicle reservations in peak season; check each park's page on nps.gov and book on recreation.gov before fixing your dates.
  • United States ↗Medical care is very expensive for visitors; buy travel insurance with high medical cover before you fly.
  • United States ↗Tipping is expected: about 15–20% at sit-down restaurants and bars, and a tip for taxis, hotel staff and guides.
What is in this basic guide9 covered · 4 not yet ▾

Not in this guide yet

  • Walking areas with bag rules
  • Day plans checked against opening hours
  • Airport-to-bed timings and the last safe connection
  • Field-checked times and prices
Emergency numbers for Boonsboro911 ▾

Tap a number to call from your phone. These are the numbers listed in this guide; a row marked check has not been verified.

EssentialsQuick answers and what things cost

Essentials

Quick answers and what things cost

Quick answers

The questions people ask first about Boonsboro, one line each. Tap a card for the full answer.

Show all 12 answers

Cost cheat-sheet

2026 desk estimate · check

Typical prices for the everyday things, as ranges. Your currency is shown next to the local price.

  • Coffee$3–5
  • Sit-down mealDinner at Old South Mountain InnReservations recommended (check)$28–48
  • Street or quick mealLunch main on Main Street$12–20
  • SIM or eSIM, a weekeSIM or data SIM, about a week$15–30
  • Museum or sight ticketCrystal Grottoes Caverns entryCash only (check)$15 adult$10 child
  • Budget bedCampsite or cabin, South Mountain area, a night, per roomUS$30
  • Mid-range bedInn Boonsboro room, a night, per roomUS$260
  • High-end bedInn Boonsboro room, a night, per roomUS$300

A day, not counting the bed: Budget US$70 · Mid US$130 · High US$250

Prices in local money; change the currency in the header to see yours next to them. Every price and the budget calculator →

DecideWhat it is known for, and when the weather works

Decide

What it is known for, and when the weather works

At a glance

What the city is known for, how you fly in, and where to find the phrases.

Antietam and Civil War historyFirst Washington Monument in the US (1827)Crystal Grottoes CavernsInn Boonsboro on the main square
Airports
IAD Washington Dulles International (About 1 h 15 min by car via I-270 and MD-34; the closest big international gateway.) · DCA Ronald Reagan Washington National (About 1 h 30 min by car; smaller and closer to downtown DC.) · BWI Baltimore/Washington International (About 1 h 30 min by car via I-70 and I-270.) · HGR Hagerstown Regional (About 25 min; limited scheduled service, so check before booking.)

Best months at a glance

From the guide's best and avoid lists

  1. Jan

    Avoid

    5°C (41°F)

  2. Feb

    Avoid

    7°C (45°F)

  3. Mar

    not flagged

    12°C (54°F)

  4. Apr

    Best

    19°C (66°F)

  5. May

    Best

    24°C (75°F)

  6. Jun

    Best

    29°C (84°F)

  7. Jul

    Avoid*

    32°C (90°F)

  8. Aug

    Avoid

    31°C (88°F)

  9. Sep

    Best

    26°C (79°F)

  10. Oct

    Best

    20°C (68°F)

  11. Nov

    not flagged

    13°C (55°F)

  12. Dec

    not flagged

    7°C (45°F)

Best: Apr–Jun, Sep–Oct. Avoid: Jan–Feb, Jul–Aug. Month by month →

Warmest Jul (32°C (90°F)), coolest Jan (−4°C (25°F) low), wettest May (11 rain days), driest Feb (8). Averages, not a forecast.

* only part of the month (early, mid or late).

Weather and climate

Forecast from Open-Meteo · averages rounded

Boonsboro: next 7 days

Loading forecast…

Forecast: Open-Meteo (CC BY 4.0), model data for this point.

Air quality

Loading…

Model estimate (CAMS via Open-Meteo), not a street-level station; readings near busy roads run higher.

Jan

5°C (41°F)

−4°C (25°F)

9 rd

Feb

7°C (45°F)

−3°C (27°F)

8 rd

Mar

12°C (54°F)

1°C (34°F)

10 rd

Apr

19°C (66°F)

6°C (43°F)

10 rd

May

24°C (75°F)

12°C (54°F)

11 rd

Jun

29°C (84°F)

17°C (63°F)

10 rd

Jul

32°C (90°F)

19°C (66°F)

10 rd

Aug

31°C (88°F)

18°C (64°F)

9 rd

Sep

26°C (79°F)

14°C (57°F)

8 rd

Oct

20°C (68°F)

8°C (46°F)

8 rd

Nov

13°C (55°F)

3°C (37°F)

9 rd

Dec

7°C (45°F)

−2°C (28°F)

9 rd

High / low, both scales · rd = rain days

Arrive & moveAirports are listed under At a glance; this is how to move once you are in

Arrive & move

Airports are listed under At a glance; this is how to move once you are in

Getting around

The town centre is walkable in 10–15 minutes end to end. A car is needed for Crystal Grottoes, the Washington Monument and Antietam; there is no useful local bus. Parking on and near Main Street is free.

Nearest full guides

Straight-line distance, not travel time

See & doDay-trips, door to door

See & do

Day-trips, door to door

Day-trips

Door-to-door, not ride time
Antietam National Battlefieldgo

Door to door: About 25 min

MD-34 southwest by car, about 15 min

Allow three hours for the driving tour and the visitor centre.

Hagerstowngo

Door to door: About 30 min

I-70 or US-40 northwest by car, about 20 min

Better choice for a full dinner and hotel range.

Harpers Ferry

go

Door to door: About 50 min

MD-67 south to US-340, about 40 min

Combine with Antietam in one long day, not two short ones.

Washington, DC

caution

Door to door: 1.5–2.5 h

I-270 south, about 1 h 30 min without traffic

Doable as a day trip but the drive back in evening traffic is slow.

Eat & sleepWhich area to sleep in

Eat & sleep

Which area to sleep in

Where to sleep

Areas, not hotels: pick the one that fits your arrival time and plans.

Main Street / town square

The Inn Boonsboro and the walkable core; best if you want dinner and the museums on foot.

Hagerstown

20 min northwest; far more rooms and chain hotels at lower rates.

Sharpsburg / Antietam area

15 min southwest; inns and B&Bs close to the battlefield for an early start.

PracticalWhat a day costs, what to watch out for, and the pocket card

Practical

What a day costs, what to watch out for, and the pocket card

Cost per day

2026 estimate, excluding the bed unless stated
Budget
$60–100 excl. bed
Mid
$100–170 excl. bed
High
$170+ excl. bed

Trip budget

2026 estimate · converts to your currency
Inn Boonsboro room1 × 1 night × US$260US$260
Food, local transport, entries2 × 1 day × US$130US$260
Crystal Grottoes Caverns entry2 × US$15 · Cash only; children about $10 (check)US$30
Washington Monument State Park vehicle fee1 × US$3 · checkUS$3
eSIM, about a week of data2 × US$20US$40
Buffer 10%Price creep, a taxi you did not plan, one splurgeUS$59
Trip total≈ US$326 per person per day, bed includedUS$652

check

2026 estimate in US dollars; sales tax is added at checkout. Your choices stay in this browser.

Prices of common things

Coffee$3–5
Lunch main on Main Street$12–20
Dinner at Old South Mountain InnReservations recommended (check)$28–48
Crystal Grottoes Caverns entryCash only (check)$15 adult / $10 child
Washington Monument State Park vehicle feecheck$2–3
eSIM or data SIM, about a week$15–30

2026 estimate; check locally.

Watch out

Safety

Boonsboro is a low-crime small town and safe to walk in daylight. The real risks are rural roads at dusk, deer, winter ice on South Mountain and summer heat on exposed trails.
  • Crystal Grottoes Caverns is cash only and has shorter winter hours: check before driving out.
  • The Washington Monument museum closes in winter; the tower grounds stay open sunrise to sunset.
  • Rural roads on South Mountain are dark and deer are common at dusk.
  • Summer humidity is high; carry water for any South Mountain walk.

Emergency numbers

Police, fire, ambulance
911
Washington County non-emergency
240-313-2100
Poison Control (24 h)
1-800-222-1222

Pocket card

One page · print or save as PDF

Fill in, then print or save as PDF

Stays in this browser only; nothing is sent anywhere.

BoonsboroBoonsboro, Maryland

Pocket card · Voykit

My bed tonight

—

—

—

To this address, pleaseTo this address, please

Emergency

  • Police, fire, ambulance911
  • Washington County non-emergency240-313-2100
  • Poison Control1-800-222-1222

Embassy

No embassies in Boonsboro; national embassies are in Washington, DC, about 1 h 30 min away.

My embassy: —

Fare anchors (2026 estimate)

  • IAD → Boonsboro by car: about 1 h 15 min, roughly $70–110 by rideshare (check)
  • Boonsboro → Antietam by car: about 15 min, 10 km (6.2 mi)
  • Parking on Main Street: free

Say or show

  • Where is the restroom? — Where is the bathroom?
  • Do you take cards? — Can I pay by card?
  • Is it cash only? — Is it cash only?
  • Table for two, please — A table for two, please
  • How far is Antietam? — How far is the battlefield?

Tipping: 18–22% at sit-down restaurants, $1–2 a drink, 15–20% taxis.

Deep diveWhat this guide covers so far, and its sources

Deep dive

What this guide covers so far, and its sources

Not a trip line yet

This is a basic guide: no airport-to-bed contract, walking clusters or day plans are published for Boonsboro. Airport, fare and schedule details are unverified; check the operators before you fly.

What we know, and what is coming

On this page

  1. Best months: Apr–Jun, Sep–Oct · avoid Jan–Feb (ice, closures), late Jul–Aug (heat and humidity) · month by month →
  2. 4 airports and 3 areas to sleep in
  3. Weather: a 7-day forecast and monthly averages
  4. Cost per day in 3 bands
  5. 4 day-trips, door to door
  6. 4 things to watch out for, with emergency numbers

Coming as the guide grows

  1. Airport-to-bed contract for IAD, DCA and BWI: last sensible arrival time, taxi fallback, overnight rung.
  2. Walking cluster for Main Street with rescue anchors: Inn Boonsboro, Museum of History, Trolley Museum.
  3. Place pages with verified opening hours and cash-only rules (Crystal Grottoes, Museum of History, Washington Monument museum).
  4. Seasonal and weather fixtures so the Antietam and South Mountain day plans can go green.

Meanwhile

Back to United States

Sources