For sale

$450,000

12735 Ulster Street, Thornton, CO 80602

3beds

1,371sqft

Get pre-qualified

Single Family Residence

Built in 2020

2,578 Square Feet Lot

$-- Zestimate^®

$328/sqft

$305/mo HOA

What's special

Welcome home to this cozy and move-in ready three bedroom, two and a half bathroom residence designed for comfortable, modern living. The open-concept layout creates a welcoming flow, enhanced by stylish modern finishes throughout and plenty of natural light. Perfect for relaxing evenings or hosting guests, the living spaces feel both warm and functional. Ideally located in Thornton, just minutes from shopping, dining, and everyday conveniences. The HOA covers roof and exterior maintenance, offering easy, low-maintenance living. An attached garage includes an electric vehicle charging station for added convenience. A wonderful opportunity to enjoy comfort, style, and location all in one. ****Seller is offerin 10K in Sellers concessions****

186 days

286

8

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 3
Full bathrooms: 2
1/2 bathrooms: 1
Main level bathrooms: 1

Bedroom

Level: Upper
Area: 120 Square Feet
Dimensions: 10 x 12

Bedroom

Features: Primary Suite
Level: Upper
Area: 144 Square Feet
Dimensions: 12 x 12

Bedroom

Level: Upper
Area: 143 Square Feet
Dimensions: 13 x 11

Bathroom

Level: Upper

Bathroom

Level: Upper

Bathroom

Level: Main

Great room

Level: Main
Area: 288 Square Feet
Dimensions: 12 x 24

Kitchen

Level: Main
Area: 165 Square Feet
Dimensions: 15 x 11

Laundry

Level: Upper

Heating

Forced Air

Cooling

Air Conditioning-Room

Appliances

Included: Dishwasher, Disposal, Microwave, Self Cleaning Oven

Features

Granite Counters, Kitchen Island, Open Floorplan, Pantry
Flooring: Carpet, Vinyl, Wood
Has basement: No
Common walls with other units/homes: 1 Common Wall

Interior area

Total structure area: 1,371
Total interior livable area: 1,371 sqft
Finished area above ground: 1,371

Property

Parking

Total spaces: 1
Parking features: Dry Walled, Electric Vehicle Charging Station(s)
Attached garage spaces: 1

Features

Levels: Two
Stories: 2
Patio & porch: Covered

Lot

Size: 2,578 Square Feet
Features: Sprinklers In Front, Sprinklers In Rear

Details

Parcel number: R0199538
Special conditions: Standard

Construction

Type & style

Home type: SingleFamily
Property subtype: Single Family Residence
Attached to another structure: Yes

Materials

Frame
Roof: Composition

Condition

Year built: 2020

Details

Builder model: Cottage Five
Builder name: Boulder Creek Neighborhoods

Utilities & green energy

Electric: 220 Volts in Garage
Sewer: Public Sewer
Water: Public
Utilities for property: Cable Available

Community & HOA

Community

Subdivision: Riverdale Ranch

HOA

Has HOA: Yes
Services included: Maintenance Grounds, Maintenance Structure, Recycling, Snow Removal, Water
HOA fee: $305 monthly
HOA name: Riverdale Ranch
HOA phone: 303-530-0700

Location

Region: Thornton

Financial & listing details

Price per square foot: $328/sqft
Tax assessed value: $470,000
Annual tax amount: $5,070
Date on market: 1/15/2026
Listing terms: Cash,Conventional,FHA,VA Loan
Exclusions: Sellers Personal Property.
Ownership: Individual
Electric utility on property: Yes
Road surface type: Paved

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
3/18/2026	Price change	$450,000-3.2%$328/sqft
Source: REcolorado as distributed by MLS GRID #2375106 Report a problem
2/23/2026	Price change	$465,000-2.1%$339/sqft
Source: REcolorado as distributed by MLS GRID #2375106 Report a problem
1/15/2026	Listed for sale	$475,000+29.8%$346/sqft
Source: REcolorado as distributed by MLS GRID #2375106 Report a problem
7/2/2020	Sold	$365,847$267/sqft
Source: IRES as distributed by MLS GRID #908337 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$5,070 +0.2%	$29,380 -13.3%
2024	$5,058 +32.8%	$33,890
2023	$3,810 +0.3%	$33,890 +44.6%
2022	$3,797	$23,430 -2.8%
2021	--	$24,110
2020	$33	--

Find assessor info on the county website

Monthly payment

Est. payment

Payment breakdown

Explore the cost of this home by adjusting the details. Changes won't be saved.

Principal & interest
$1,547
Mortgage insurance
$0
Property taxes
$170
Home insurance
$105
HOA fees
$0
Utilities
Not included

All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

See how much you could borrow to make a competitive offer.

Get pre-qualified

Climate risks

Neighborhood: 80602

Getting around

17 / 100

Car-Dependent

0 / 100

No Nearby Transit

45 / 100

Somewhat Bikeable

Nearby schools

GreatSchools rating

6/10
Brantner Elementary School
Grades: PK-5Distance: 0.7 mi
4/10
Rodger Quist Middle School
Grades: 6-8Distance: 1 mi
5/10
Riverdale Ridge High School
Grades: 9-12Distance: 1 mi

Schools provided by the listing agent

Elementary: Brantner
Middle: Overland Trail
High: Riverdale Ridge
District: School District 27-J

Source: REcolorado as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.