For sale

$150,000

507 S Seneca Ave, Newcastle, WY 82701

3beds

1,040sqft

$1,029/mo

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Single Family Residence

Built in 1947

0.31 Acres Lot

$-- Zestimate^®

$144/sqft

$-- HOA

What's special

Corner-lot opportunity

Corner-lot opportunity at 507 S Seneca Ave in Newcastle, WY -- two adjoining lots sold together, giving this 3-bedroom, 1-bathroom home extra room to expand, build, or simply spread out. The 1,040 square-foot main level (built in 1947) is complemented by a 240 square-foot unfinished basement with room to grow. A large shop adds exceptional value, ideal for hobbyists, storage, or workspace. Listed at $150,000, this is a flexible option for a primary residence, an investment property, or future development in Newcastle's East Addition.

80 days
542
28

Likely to sell faster than

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 1
Full bathrooms: 1

Bedroom

Level: Main
Area: 180 Square Feet
Dimensions: 18.00 x 10.00

Bedroom

Level: Main
Area: 99 Square Feet
Dimensions: 9.00 x 11.00

Bedroom

Level: Main
Area: 120 Square Feet
Dimensions: 10.00 x 12.00

Bathroom

Level: Main
Area: 42 Square Feet
Dimensions: 7.00 x 6.00

Bonus room

Level: Basement
Area: 77 Square Feet
Dimensions: 7.00 x 11.00

Bonus room

Level: Basement
Area: 198 Square Feet
Dimensions: 18.00 x 11.00

Dining area

Level: Main
Area: 144 Square Feet
Dimensions: 12.00 x 12.00

Kitchen

Level: Main
Area: 45 Square Feet
Dimensions: 9.00 x 5.00

Laundry

Level: Main
Area: 66 Square Feet
Dimensions: 11.00 x 6.00

Living room

Level: Main
Area: 270 Square Feet
Dimensions: 18.00 x 15.00

Heating

Has Heating (Unspecified Type)

Appliances

Included: Range/Oven, Refrigerator, Dryer, Washer

Features

Has basement: No
Has fireplace: No

Interior area

Total structure area: 1,040
Total interior livable area: 1,040 sqft
Finished area below ground: 0

Property

Features

Fencing: Back Yard

Lot

Size: 0.31 Acres

Details

Parcel number: 45612940201400
Zoning: R-1

Construction

Type & style

Home type: SingleFamily
Property subtype: Single Family Residence

Condition

Year built: 1947

Community & HOA

HOA

Has HOA: No

Location

Region: Newcastle

Financial & listing details

Price per square foot: $144/sqft
Tax assessed value: $91,844
Annual tax amount: $211
Date on market: 8/10/2026

Estimated market value

Not available

Estimated sales range

Not available

$1,273/mo

Price history

Date	Event	Price
7/27/2026	Listed for sale	$150,000$144/sqft
Source: Northeast Wyoming Realtors Association #26-879 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$211 -66.9%	$8,725 -22.4%
2024	$639 -9.9%	$11,245 -7.4%
2023	$709 +18%	$12,149 +13%
2022	$601 +14.9%	$10,756 +10.1%
2021	$523 +1.5%	$9,773 +1.3%
2020	$515 +1.9%	$9,649 +1.3%
2019	$506	$9,523 +4%
2018	--	$9,155 -0.3%
2017	--	$9,180 +1.1%
2016	--	$9,082 +60%
2014	--	$5,676 -0.3%
2013	--	$5,692 +6.3%
2011	--	$5,354