10423 Tullymore Dr, Adelphi (Hyattsville), MD 20783 Property Records

Prince George's County property record for 10423 Tullymore Dr, Adelphi, MD 20783

Property Summary

Property Type	Single Family Home
Details	3 ba · 1,446 sqft · built 1949
Lot Size	0.28 acres (12,227 sqft)
Owner	2 Individual Names on Record
Last Sale	$97,000 (Aug 1985)
Tax Bill	$3,844 (2023)
Flood Zone	Zone X (minimal risk)
APN	`21-2367183`

Property Details

APN / Parcel Number

Primary APN	`21-2367183`
Alternative APN	`2367183`

Interior

Full Baths	3 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	1,446 sqft Total Area
1st Floor Area	1,030 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1949
Architectural Style	Conventional
Exterior Material	Brick
Roof Material	Composition Shingle
Lot Area	12,227 sqft (0.28 acres)
Deck Area	88 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air
Sewer	Connected

Location & Zoning

Account Number	2367183
Street Address	10423 TULLYMORE DR
City	ADELPHI
State	MD
Zip	20783-1149
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RR
Legal Description	KNOLLWOOD
Legal Subdivision	KNOLLWOOD
Legal Block	E
Legal Lot Number	1
Jurisdiction	PRINCE GEORGE'S MD
Township / Civil Division	21, BERWYN
Census Block Group	1
Census Block	1003
Census Tract	807304

Owner

Source: Prince George's County records, as of October 20, 2023

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	10423 TULLYMORE DR, ADELPHI, MD 20783-1149
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 1, 1985 · Amount on Record
Deed Sale	Aug 1, 1985 · Amount on Record
Deed Document Number	508010
Record Updated	Jun 7, 2026

Tax Assessment & Valuation

Source: Prince George's County assessment roll, as of July 1, 2023

Property Jurisdictions

Type	Name
State	Maryland
County	Prince George's County
Unified School District	Prince George's County Public Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2023	$3,844.00 Homeowner's exemption	$345,733	$354,500 Land $126,600 Building $227,900

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective January 15, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 95% of the US · lower than 90% of Maryland
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people · EPA ID MD0150005
Water Source	Surface water
Last State Inspection	May 2025
Lead	Under 1 ppb (2018–2020) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 134 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber	2,300 / 2,300
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20