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MD area data

Unionville, MD

Unionville, MD.

Population: 5,340 (Census ACS)

The median home value in Unionville, MD is $454,929 — up 1.4% over the past year. Homes sell for a median $387,500 after a median 18 days on market. 2 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Low, with strongwind, winterweather, drought the top-rated hazards. Cost of living is 8.0% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$454,929

Median home value

+1.4%

1-year change

18

Median days on market

Relatively Low

Hazard risk (county)

Home values & appreciation

Median home value
$454,929
1-year appreciation
+1.4%
3-year appreciation
+9.9%
5-year appreciation
+19.5%
10-year appreciation
+61.4%
All-time peak (2026-06)
$455,268
House Price Index (state)
367.5 (+0.7% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$387,500
Median list price
$387,000
Median price per sqft
$196
1-year sale-price change
+29.2%
Median days on market
18 days
Homes sold (recent period)
12
For-sale inventory
10
Sale-to-list ratio
99.2%
Active listings
8
1-year forecast
-0.1%
New listings (monthly)
5

Source: recent area sales and market data (ZIP-level)

Rents

Studio fair-market rent
$1,190/mo
1BR fair-market rent
$1,270/mo
2BR fair-market rent
$1,490/mo
3BR fair-market rent
$1,890/mo
4BR fair-market rent
$2,150/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Above Average)
108.0 (100 = US avg)
Electricity rate (state-level)
19.5¢/kWh
Natural gas rate (state-level)
$16.10/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
2
Elementary schools
1
Middle schools
0
High schools
1
Schools include
Elmer A. Wolfe Elementary, Francis Scott Key High

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Low
Top hazards (county)
strongWind, winterWeather, drought, lightning
Notable hazard ratings (county)
coldWave: Relatively Low · drought: Relatively Moderate · earthquake: Relatively Low · hail: Relatively Low · heatWave: Relatively Low · hurricane: Relatively Low
FEMA flood zone
C
Flood risk level
Minimal
Wildfire risk to homes (county)
Higher than 7% of US counties
Buildings in wildfire direct-exposure zone
75.7%
Radon potential (county)
High radon potential — EPA Zone 1 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Fort Detrick Area B Ground Water (15.3 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
47.9 in
Annual snowfall
32.6 in
USDA plant hardiness zone
7a (extreme annual low 0 to 5°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
44
Days with Good air quality
183
Days with Moderate air quality
57
Highest AQI recorded (year)
143

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
2.2 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
9,378
Jobs reachable by transit (45 min)
13,191

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
57
Nearest national park
Monocacy National Battlefield (16 mi)
National parks include
Monocacy National Battlefield, Catoctin Mountain Park, Eisenhower National Historic Site
Airports within 30 mi
42
Nearest airport
Willows Landing (3 mi)
Nearest major airport
Hagerstown Regional Richard A Henson Field (HGR) (31 mi)
Hospitals nearby (~15 mi)
3
Hospitals include
FREDERICK HEALTH HOSPITAL, CARROLL HOSPITAL CENTER, SPRINGFIELD HOSPITAL CENTER
Avg hospital rating (CMS)
3.0 / 5
Best hospital rating nearby (CMS)
3.0 / 5
Solar radiation rating
Fair (4.1 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
+280 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,964
Housing built before 1970
58.9%
Housing built 2000 or later
10.5%
Median annual property tax
$3,573
Mean commute to work
33 min
Households with broadband internet
64.6%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
49,128
Average weekly wage
$1,032
Top industries (by employment)
Health Care, Construction, Accommodation & Food
Annual residential building permits (county)
144

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

UnionvilleState medianUS median
Median home value$454,929$452,533$289,727
Median sale price$387,500$450,000$325,000
Median days on market18 days40 days51 days
Median annual property tax$3,573$3,862$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the median home value in Unionville, MD?
$454,929.
What is the median sale price in Unionville, MD?
$387,500.
How long do homes take to sell in Unionville, MD?
Median days on market: 18 days.
What is typical rent in Unionville, MD?
2-bedroom fair-market rent: $1,490/month (HUD FMR — a 40th-percentile regulatory reference, not market-observed).
What is the natural-hazard risk in Unionville, MD?
Overall risk: Relatively Low (FEMA NRI, county-level). Top hazards: strongWind, winterWeather, drought, lightning.
Is Unionville, MD in a flood zone?
Minimal (FEMA NFIP). FEMA flood zone C.
What is the wildfire risk in Unionville, MD?
Risk to homes is higher than 7% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Unionville, MD?
High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Unionville, MD?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Unionville, MD?
2 schools (1 elementary, 1 high) (NCES, 2022-23).
Is Unionville, MD walkable?
Walkability index: 2.2/20 (EPA Smart Location Database).
What is the air quality in Unionville, MD?
Good. Median AQI: 44. (EPA AQI).
What is the cost of living in Unionville, MD?
Regional Price Parity: 108.0 (100 = US average) (Above Average) (BEA RPP, metro/state-level).

ZIP code for Unionville

Selling a home in Unionville, MD?

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Data last updated

Most recent source refresh: Sep 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents